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Organism
  Plantae
   Viridiplantae
     Streptophyta
     Embryophyta
      Tracheophyta
        Spermatophytina
            Magnoliopsida
                  Caryophyllanae
                    Caryophyllales
                           [Aizoales]
                           [Alsinales]
                           [Amaranthales]
                           [Ancistrocladales]
                           [Atriplicales]
                           [Cactales]
                           [Chenopodiales]
                           [Dioncophyllales]
                           [Droserales]
                           [Frankeniales]
                           [Illecebrales]
                           [Mesembryanthemales]
                           [Nepenthales]
                           [Nyctaginales]
                           [Opuntiales]
                           [Paronychiales]
                           [Petiveriales]
                           [Physenales]
                           [Phytolaccales]
                           [Plumbaginales]
                           [Polygonales]
                           [Portulacales]
                           [Reaumuriales]
                           [Rhabdodendrales]
                           [Riviniales]
                           [Scleranthales]
                           [Silenales]
                           [Simmondsiales]
                           [Staticales]
                           [Stellariales]
                           [Tamaricales]
                           [Telephiales]
                            Cactaceae
                                     Acanthocalycium
                                             Acanthocalycium aurantiacum
                                             Acanthocalycium ferrarii
                                             Acanthocalycium glaucum
                                             Acanthocalycium variiflorum
                                     Acanthocereus
                                           [Mirabella]
                                             Acanthocereus chiapensis
                                             Acanthocereus tetragonus
                                                   [Acanthocereus baxaniensis]
                                                   [Acanthocereus colombianus]
                                                   [Acanthocereus floridanus]
                                                   [Acanthocereus griseus]
                                                   [Acanthocereus horridus]
                                                   [Acanthocereus occidentalis]
                                                   [Acanthocereus pentagonus]
                                                   [Acanthocereus subinermis]
                                                   [Cactus pentagonus]
                                                   [Cereus pitajaya]
                                     Acantholobivia
                                     Acharagma
                                             Acharagma aguirreanum
                                                   [Escobaria aguirreana]
                                                   [Gymnocactus aguirreanus]
                                                   [Thelocactus aguirreanus]
                                             Acharagma roseanum
                                                   [Echinocactus roseanus]
                                                   [Escobaria roseana subsp. roseana]
                                                   [Escobaria roseana]
                                                   [Gymnocactus roseanus]
                                                   [Thelocactus roseanus]
                                               Acharagma roseanum subsp. galeanense
                                                     [Escobaria roseana subsp. galeanensis]
                                               Acharagma roseanum subsp. roseanum
                                     Ancistrocactus
                                             Ancistrocactus crassihamatus
                                             Ancistrocactus tobuschii
                                     Ariocarpus
                                           [Anhalonium]
                                           [Roseocactus]
                                             Ariocarpus agavoides
                                                   [Neogomesia agavoides]
                                             Ariocarpus bravoanus
                                               Ariocarpus bravoanus subsp. bravoanus
                                               Ariocarpus bravoanus subsp. hintonii
                                                     [Ariocarpus fissuratus var. hintonii]
                                             Ariocarpus fissuratus
                                                   [Ariocarpus fissuratus var. fissuratus]
                                                   [Ariocarpus fissuratus var. lloydii]
                                                   [Mammillaria fissurata]
                                                   [Roseocactus fissuratus]
                                                   [Roseocactus intermedius]
                                                   [Roseocactus lloydii]
                                               Ariocarpus fissuratus subsp. fissuratus
                                                     [Ariocarpus lloydii]
                                             Ariocarpus kotschoubeyanus
                                                   [Roseocactus kotschoubeyanus subsp. macdowellii]
                                                   [Roseocactus kotschoubeyanus var. albiflorus]
                                                   [Roseocactus kotschoubeyanus var. macdowellii]
                                                   [Roseocactus kotschoubeyanus]
                                             Ariocarpus retusus
                                                   [Anhalonium furfuraceum]
                                                   [Ariocarpus furfuraceus]
                                                   [Ariocarpus retusus subsp. retusus]
                                                   [Ariocarpus retusus var. retusus]
                                             Ariocarpus scaphirostris
                                                   [Ariocarpus scapharostris]
                                                   [Ariocarpus scapharostrus]
                                             Ariocarpus trigonus
                                                   [Anhalonium trigonum]
                                                   [Ariocarpus retusus subsp. trigonus]
                                     Armatocereus
                                             Armatocereus arduus
                                             Armatocereus brevispinus
                                             Armatocereus cartwrightianus
                                                   [Lemaireocereus cartwrightianus]
                                             Armatocereus godingianus
                                               Armatocereus godingianus subsp. brevispinus
                                               Armatocereus godingianus subsp. godingianus
                                             Armatocereus laetus
                                                   [Armatocereus oligogonus]
                                                   [Lemaireocereus laetus]
                                             Armatocereus matucanensis
                                                   [Armatocereus arboreus]
                                                   [Armatocereus churinensis]
                                                   [Armatocereus mataranus subsp. ancashensis]
                                                   [Armatocereus mataranus subsp. mataranus]
                                                   [Armatocereus mataranus var. ancashensis]
                                                   [Armatocereus mataranus]
                                             Armatocereus procerus
                                             Armatocereus rauhii
                                                   [Armatocereus rupicola]
                                               Armatocereus rauhii subsp. balsasensis
                                               Armatocereus rauhii subsp. rauhii
                                             Armatocereus riomajensis
                                     Arrojadoa
                                             Arrojadoa dinae
                                                   [Arrojadoa beateae]
                                                   [Arrojadoa dinae subsp. dinae]
                                                   [Arrojadoa dinae subsp. nana]
                                                   [Arrojadoa dinae var. nana]
                                                   [Arrojadoa multiflora]
                                             Arrojadoa eriocaulis
                                                   [Arrojadoa dinae subsp. eriocaulis]
                                                   [Arrojadoa eriocaulis subsp. albicoronata]
                                                   [Arrojadoa multiflora subsp. hofackeriana]
                                             Arrojadoa marylaniae
                                             Arrojadoa penicillata
                                             Arrojadoa rhodantha
                                                   [Arrojadoa aureispina var. anguinea]
                                                   [Arrojadoa aureispina var. guanambensis]
                                                   [Arrojadoa aureispina]
                                                   [Arrojadoa canudosensis]
                                                   [Arrojadoa horstiana]
                                                   [Arrojadoa rhodantha subsp. aureispina]
                                                   [Arrojadoa rhodantha subsp. canudosensis]
                                                   [Arrojadoa rhodantha subsp. reflexa]
                                                   [Arrojadoa rhodantha var. theunisseniana]
                                             Arrojadoa × albiflora
                                     Arthrocereus
                                             Arthrocereus glaziovii
                                                   [Arthrocereus campos-portoi]
                                                   [Arthrocereus damazioi]
                                                   [Arthrocereus densiaculeatus]
                                                   [Arthrocereus itabiriticola]
                                                   [Leocereus glaziovii]
                                             Arthrocereus melanurus
                                                   [Leocereus melanurus]
                                               Arthrocereus melanurus subsp. magnus
                                               Arthrocereus melanurus subsp. melanurus
                                               Arthrocereus melanurus subsp. odorus
                                             Arthrocereus odorus
                                             Arthrocereus rondonianus
                                             Arthrocereus spinosissimus
                                                   [Eriocereus spinosissimus]
                                     Astrophytum
                                             Astrophytum asterias
                                                   [Echinocactus asterias]
                                             Astrophytum capricorne
                                                   [Astrophytum senile]
                                                   [Echinocactus capricornis]
                                             Astrophytum caput-medusae
                                                   [Digitostigma caput-medusae]
                                             Astrophytum coahuilense
                                                   [Echinocactus myriostigma subsp. coahuilensis]
                                             Astrophytum myriostigma
                                                   [Astrophytum columnare]
                                                   [Astrophytum myriostigma var. potosinum]
                                                   [Astrophytum myriostigma var. tulense]
                                                   [Astrophytum tulense]
                                             Astrophytum ornatum
                                     Austrocactus
                                             Austrocactus bertinii
                                                   [Austrocactus dusenii]
                                                   [Austrocactus gracilis]
                                                   [Austrocactus hibernus]
                                                   [Austrocactus patagonicus]
                                             Austrocactus coxii
                                             Austrocactus philippii
                                                   [Erdisia philippii]
                                             Austrocactus spiniflorus
                                                   [Corryocactus spiniflorus]
                                                   [Erdisia spiniflora]
                                                   [Opuntia spiniflora]
                                     Austrocylindropuntia
                                             Austrocylindropuntia cylindrica
                                                   [Austrocylindropuntia intermedia]
                                                   [Cactus cylindricus]
                                                   [Cactus hamatus]
                                                   [Cylindropuntia intermedia]
                                                   [Mammillaria hamata]
                                                   [Opuntia bradleyi]
                                                   [Opuntia cylindrica]
                                             Austrocylindropuntia exaltata
                                             Austrocylindropuntia floccosa
                                                   [Austrocylindropuntia hirschii]
                                                   [Austrocylindropuntia lauliacoana]
                                                   [Austrocylindropuntia machacana]
                                                   [Austrocylindropuntia punta-caillan]
                                                   [Austrocylindropuntia tephrocactoides]
                                                   [Austrocylindropuntia yanganucensis]
                                                   [Opuntia blancii]
                                                   [Opuntia crispicrinita]
                                                   [Opuntia cylindrolanata]
                                                   [Opuntia floccosa]
                                                   [Opuntia hirschii]
                                                   [Opuntia pseudoudonis]
                                                   [Opuntia punta-caillan]
                                                   [Opuntia rauhii]
                                                   [Opuntia tephrocactoides]
                                                   [Opuntia udonis]
                                                   [Opuntia verticosa]
                                                   [Opuntia yanganucensis]
                                                   [Tephrocactus atroviridis]
                                                   [Tephrocactus blancii]
                                                   [Tephrocactus crispicrinitus]
                                                   [Tephrocactus cylindrolanatus]
                                                   [Tephrocactus floccosus]
                                                   [Tephrocactus hirschii]
                                                   [Tephrocactus pseudoudonis]
                                                   [Tephrocactus punta-caillan]
                                                   [Tephrocactus rauhii]
                                                   [Tephrocactus udonis]
                                                   [Tephrocactus verticosus]
                                                   [Tephrocactus yanganucensis]
                                             Austrocylindropuntia lagopus
                                                   [Austrocylindropuntia malyana]
                                                   [Opuntia lagopus]
                                                   [Tephrocactus lagopus]
                                                   [Tephrocactus malyanus]
                                             Austrocylindropuntia pachypus
                                                   [Opuntia pachypus]
                                             Austrocylindropuntia shaferi
                                                   [Austrocylindropuntia humahuacana]
                                                   [Austrocylindropuntia steiniana]
                                                   [Austrocylindropuntia weingartiana]
                                                   [Cylindropuntia humahuacana]
                                                   [Cylindropuntia weingartiana]
                                                   [Opuntia shaferi]
                                             Austrocylindropuntia subulata
                                                   [Opuntia subulata]
                                                   [Pereskia subulata]
                                               Austrocylindropuntia subulata subsp. exaltata
                                                     [Opuntia subulata var. exaltata]
                                               Austrocylindropuntia subulata subsp. subulata
                                             Austrocylindropuntia verschaffeltii
                                                   [Austrocylindropuntia haematacantha]
                                                   [Austrocylindropuntia inarmata]
                                                   [Cylindropuntia haematacantha]
                                                   [Opuntia posnanskyana]
                                                   [Opuntia steiniana]
                                                   [Opuntia verschaffeltii]
                                             Austrocylindropuntia vestita
                                                   [Austrocylindropuntia chuquisacana]
                                                   [Austrocylindropuntia teres]
                                                   [Cylindropuntia teres]
                                                   [Opuntia chuquisacana]
                                                   [Opuntia heteromorpha]
                                                   [Opuntia vestita]
                                                   [Tephrocactus heteromorphus]
                                     Aztekium
                                             Aztekium hintonii
                                             Aztekium ritteri
                                                   [Echinocactus ritteri]
                                     Backebergia
                                     Bergerocactus
                                             Bergerocactus emoryi
                                                   [Bergerocereus emoryi]
                                                   [Cereus emoryi]
                                                   [Echinocereus emoryi]
                                     Bergerocereus
                                     Blossfeldia
                                             Blossfeldia liliputana
                                                   [Blossfeldia liliputana var. atroviridis]
                                                   [Blossfeldia liliputana var. campaniflora]
                                                   [Blossfeldia liliputana var. fechseri]
                                                   [Blossfeldia minima]
                                                   [Blossfeldia pedicellata]
                                                   [Parodia liliputana]
                                     Bolivicereus
                                     Borzicactus
                                             Borzicactus aurantiacus
                                             Borzicactus aureispinus
                                             Borzicactus cajamarcensis
                                             Borzicactus calocephala
                                             Borzicactus calvescens
                                             Borzicactus calviflorus
                                             Borzicactus faustianus
                                             Borzicactus fruticosus
                                             Borzicactus haynei
                                             Borzicactus myriacanthus
                                             Borzicactus serpens
                                             Borzicactus tessellatus
                                             Borzicactus variabilis
                                     Brachycereus
                                             Brachycereus nesioticus
                                     Brasilicactus
                                             Brasilicactus elachisanthus
                                             Brasilicactus graessneri
                                     Brasilicereus
                                             Brasilicereus markgrafii
                                             Brasilicereus phaeacanthus
                                                   [Brasilicereus breviflorus]
                                                   [Brasilicereus phaeacanthus subsp. breviflorus]
                                                   [Cephalocereus phaeacanthus]
                                     Brasiliopuntia
                                             Brasiliopuntia brasiliensis
                                                   [Brasiliopuntia bahiensis]
                                                   [Brasiliopuntia neoargentina]
                                                   [Brasiliopuntia schulzii]
                                                   [Brasiliopuntia subacarpa]
                                                   [Cactus brasiliensis]
                                                   [Opuntia bahiensis]
                                                   [Opuntia brasiliensis subsp. bahiensis]
                                                   [Opuntia brasiliensis subsp. subacarpa]
                                                   [Opuntia brasiliensis]
                                                   [Opuntia neoargentina]
                                                   [Opuntia schulzii]
                                     Browningia
                                           [Azureocereus]
                                           [Gymnanthocereus]
                                           [Gymnocereus]
                                             Browningia altissima
                                                   [Gymnanthocereus altissimus]
                                             Browningia amstutziae
                                             Browningia candelaris
                                               Browningia candelaris subsp. candelaris
                                               Browningia candelaris subsp. icaensis
                                             Browningia chlorocarpa
                                                   [Cactus chlorocarpus]
                                                   [Seticereus chlorocarpus]
                                             Browningia columnaris
                                             Browningia hertlingiana
                                                   [Azureocereus hertlingianus]
                                                   [Azureocereus nobilis]
                                                   [Browningia viridis]
                                                   [Clistanthocereus hertlingianus]
                                             Browningia icaensis
                                             Browningia microsperma
                                                   [Browningia albiceps]
                                                   [Gymnocereus amstutziae]
                                                   [Gymnocereus microspermus]
                                             Browningia pilleifera
                                                   [Gymnanthocereus macracanthus]
                                                   [Gymnanthocereus pilleifer]
                                             Browningia riosaniensis
                                             Browningia utcubambensis
                              Cactoideae
                                     Aylostera
                                             Aylostera einsteinii
                                                   [Mediolobivia kesselringiana]
                                             Aylostera pygmaea
                                                   [Lobivia pygmaea]
                                     Bisnaga
                                             Bisnaga hamatacantha
                                               Bisnaga hamatacantha subsp. hamatacantha
                                                     [Hamatocactus hamatacanthus var. davisii]
                                     Haagespostoa
                                             Haagespostoa × albisetata
                                                   [Neobinghamia multiareolata]
                                             Haagespostoa ×mirabilis
                                                   [Espostocactus ×mirabilis]
                                     Cactus
                                             Cactus gabbii
                                             Cactus melocactus
                                             Cactus radiosus
                                             Cactus robinii
                                             Cactus robustispinus
                                     Calymmanthium
                                             Calymmanthium substerile
                                     Carnegia
                                     Carnegiea
                                             Carnegiea euphorbioides
                                             Carnegiea gigantea
                                                   [Carnegia gigantea]
                                                   [Cereus giganteus]
                                     Castellanosia
                                             Castellanosia caineana
                                                   [Browningia caineana]
                                     Cephalocereus
                                             Cephalocereus apicicephalium
                                                   [Cephalocereus nizandensis]
                                                   [Cephalocereus totolapensis]
                                                   [Neodawsonia nizandensis]
                                                   [Neodawsonia totolapensis]
                                             Cephalocereus columna-trajani
                                                   [Cephalocereus hoppenstedtii]
                                                   [Haseltonia columna-trajani]
                                                   [Pachycereus columna-trajani]
                                             Cephalocereus deeringii
                                             Cephalocereus delaetii
                                             Cephalocereus keyensis
                                             Cephalocereus senilis
                                             Cephalocereus smithianus
                                             Cephalocereus zehnteri
                                     Cephalocleistocactus
                                     Cereus
                                             Cereus acanthurus
                                             Cereus acifer
                                             Cereus acranthus
                                             Cereus aethiops
                                                   [Cereus chalybaeus]
                                                   [Piptanthocereus aethiops]
                                             Cereus albicaulis
                                                   [Acanthocereus albicaulis]
                                                   [Mirabella albicaulis]
                                                   [Monvillea albicaulis]
                                             Cereus alticostatus
                                             Cereus amazonicus
                                             Cereus apiciflorus
                                             Cereus apoloensis
                                             Cereus argentinensis
                                             Cereus atacamensis
                                             Cereus ballivianii
                                             Cereus bicolor
                                             Cereus biformis
                                             Cereus blankii
                                             Cereus brachypetalus
                                             Cereus braunii
                                             Cereus brevistylus
                                             Cereus calcirupicola
                                             Cereus campinensis
                                               Cereus campinensis subsp. piedadensis
                                               Cereus campinensis var. piedadensis
                                             Cereus candelaris
                                             Cereus candicans
                                             Cereus chacoanus
                                             Cereus coniflorus
                                             Cereus crassisepalus
                                             Cereus deserticola
                                             Cereus diffusus
                                             Cereus diguetii
                                             Cereus enneacanthus
                                             Cereus eriophorus
                                               Cereus eriophorus var. eriophorus
                                               Cereus eriophorus var. fragrans
                                             Cereus estevesii
                                             Cereus euchlorus
                                               Cereus euchlorus subsp. leucanthus
                                               Cereus euchlorus subsp. rhodoleucanthus
                                             Cereus extensus
                                             Cereus fendleri
                                             Cereus fernambucensis
                                                   [Cereus neotetragonus]
                                               Cereus fernambucensis subsp. fernambucensis
                                               Cereus fernambucensis subsp. sericifer
                                                     [Piptanthocereus sericifer]
                                             Cereus fluminensis
                                             Cereus fricii
                                                   [Cephalocereus russelianus]
                                                   [Subpilocereus russelianus]
                                             Cereus glaziovii
                                             Cereus goebelianus
                                             Cereus goiasensis
                                             Cereus gracilis
                                               Cereus gracilis var. aboriginus
                                               Cereus gracilis var. simpsonii
                                             Cereus grandiflorus
                                               Cereus grandiflorus var. armatus
                                             Cereus grantianus
                                             Cereus greggii
                                               Cereus greggii var. aboriginum
                                               Cereus greggii var. greggii
                                               Cereus greggii var. transmontanus
                                             Cereus hankeanus
                                                   [Cereus cochabambensis]
                                                   [Cereus comarapanus]
                                                   [Cereus huilunchu]
                                                   [Piptanthocereus comarapanus]
                                                   [Piptanthocereus huilunchu]
                                             Cereus hassleri
                                             Cereus hexagonus
                                                   [Cereus longiflorus]
                                                   [Cereus longifolius]
                                                   [Cereus perlucens]
                                             Cereus hildmannianus
                                                   [Cereus hildmannianus subsp. xanthocarpus]
                                                   [Cereus neonesioticus]
                                                   [Cereus nesioticus]
                                                   [Cereus xanthocarpus]
                                                   [Piptanthocereus neonesioticus var. interior]
                                                   [Piptanthocereus neonesioticus]
                                                   [Piptanthocereus peruvianus]
                                                   [Piptanthocereus xanthocarpus]
                                               Cereus hildmannianus subsp. hildmannianus
                                                     [Cereus alacriportanus]
                                                     [Cereus peruvianus var. monstrosus]
                                               Cereus hildmannianus subsp. uruguayanus
                                                     [Piptanthocereus bageanus]
                                                     [Piptanthocereus uruguayanus]
                                             Cereus horrispinus
                                                   [Pilocereus wagenaarii]
                                                   [Subpilocereus horrispinus]
                                             Cereus huascha
                                             Cereus huitcholensis
                                             Cereus huotii
                                             Cereus hyalacanthus
                                             Cereus hystrix
                                             Cereus imbricatus
                                             Cereus insularis
                                                   [Cereus ridleii]
                                                   [Monvillea insularis]
                                             Cereus jamacaru
                                               Cereus jamacaru subsp. calcirupicola
                                                     [Cereus calcirupicola subsp. cabralensis]
                                                     [Cereus calcirupicola subsp. cipoensis]
                                                     [Cereus calcirupicola var. cabralensis]
                                                     [Cereus calcirupicola var. cipoensis]
                                                     [Piptanthocereus cabralensis]
                                                     [Piptanthocereus calcirupicola]
                                                     [Piptanthocereus cipoensis]
                                               Cereus jamacaru subsp. jamacaru
                                                     [Cereus jamacaru subsp. goiasensis]
                                                     [Piptanthocereus goiasensis]
                                             Cereus kroenleinii
                                                   [Cereus phatnospermus subsp. kroenleinii]
                                                   [Monvillea kroenleinii]
                                             Cereus lageniformis
                                             Cereus lamairei
                                             Cereus lamprospermus
                                               Cereus lamprospermus subsp. colosseus
                                                     [Piptanthocereus colosseus]
                                               Cereus lamprospermus subsp. lamprospermus
                                             Cereus laniceps
                                             Cereus lanosus
                                                   [Piptanthocereus lanosus]
                                             Cereus lauterbachii
                                             Cereus lemairei
                                             Cereus lepidotus
                                             Cereus lindbergianus
                                             Cereus lindmanii
                                             Cereus litoralis
                                             Cereus markgrafii
                                             Cereus martianus
                                             Cereus martinii
                                             Cereus melanurus
                                             Cereus microspermus
                                             Cereus microsphaericus
                                             Cereus minensis
                                             Cereus mirabella
                                                   [Mirabella minensis]
                                                   [Monvillea minensis]
                                             Cereus mortensenii
                                                   [Pilocereus mortensenii]
                                                   [Pilosocereus gruberi]
                                                   [Pilosocereus mortensenii]
                                                   [Subpilocereus mortensenii]
                                             Cereus nudiflorus
                                             Cereus orcuttii
                                             Cereus parviflorus
                                             Cereus paucispinus
                                             Cereus pectinatus
                                               Cereus pectinatus var. armatus
                                               Cereus pectinatus var. rigidissimus
                                             Cereus penicillatus
                                             Cereus pensilis
                                             Cereus pentaedrophorus
                                             Cereus pentagonus
                                             Cereus pentalophus
                                               Cereus pentalophus var. radicans
                                               Cereus pentalophus var. simplex
                                             Cereus peruvianus
                                             Cereus phaeacanthus
                                             Cereus phatnospermus
                                                   [Cereus adelmarii]
                                                   [Monvillea adelmarii]
                                                   [Monvillea phatnosperma]
                                             Cereus phoeniceus
                                               Cereus phoeniceus var. pacificus
                                             Cereus pierre-braunianus
                                             Cereus plagiostoma
                                             Cereus portoricensis
                                             Cereus poselgeri
                                             Cereus pseudomelanostele
                                             Cereus pteranthus
                                             Cereus quadricostatus
                                             Cereus repandus
                                                   [Cactus repandus]
                                                   [Cereus atroviridis]
                                                   [Cereus grenadensis]
                                                   [Cereus margaritensis]
                                                   [Subpilocereus atroviridis]
                                                   [Subpilocereus grenadensis]
                                                   [Subpilocereus remolinensis]
                                                   [Subpilocereus repandus subsp. micracanthus]
                                                   [Subpilocereus repandus]
                                             Cereus rhodoleucanthus
                                             Cereus ritteri
                                               Cereus ritteri subsp. parapetiensis
                                             Cereus robinii
                                               Cereus robinii var. deeringii
                                               Cereus robinii var. keyensis
                                             Cereus royenii
                                             Cereus saddianus
                                                   [Monvillea saddiana]
                                             Cereus saxicola
                                             Cereus scheeri
                                             Cereus schickendantzii
                                             Cereus schmollii
                                             Cereus schottii
                                             Cereus sciurus
                                             Cereus sericifer
                                             Cereus silvestrii
                                             Cereus spegazzinii
                                                   [Cereus anisitsii]
                                                   [Cereus haageanus]
                                                   [Monvillea ebenacantha]
                                                   [Monvillea haageana]
                                                   [Monvillea lindenzweigiana]
                                                   [Monvillea spegazzinii]
                                             Cereus spinulosus
                                             Cereus squarrosus
                                             Cereus stenogonus
                                                   [Cereus dayamii]
                                                   [Cereus roseiflorus]
                                                   [Cereus tacuaralensis]
                                                   [Piptanthocereus dayamii]
                                                   [Piptanthocereus stenogonus]
                                             Cereus stramineus
                                             Cereus striatus
                                             Cereus strictus
                                             Cereus tacaquirensis
                                             Cereus tarijensis
                                             Cereus terscheckii
                                             Cereus tetragonus
                                             Cereus thelegonoides
                                             Cereus thelegonus
                                             Cereus thurberi
                                             Cereus tominensis
                                             Cereus tortuosus
                                             Cereus trigonodendron
                                             Cereus trigonus
                                             Cereus tuberosus
                                             Cereus undatus
                                             Cereus undulosus
                                             Cereus uruguayanus
                                             Cereus validus
                                             Cereus vargasianus
                                             Cereus variabilis
                                             Cereus viperinus
                                             Cereus viridiflorus
                                               Cereus viridiflorus var. cylindricus
                                     Chamaecereus
                                     Chileorebutia
                                             Chileorebutia duripulpa
                                             Chileorebutia malleolata
                                     Cipocereus
                                             Cipocereus bradei
                                                   [Pilocereus bradei]
                                                   [Pilosocereus bradei]
                                                   [Pseudopilocereus bradei]
                                             Cipocereus crassisepalus
                                                   [Piptanthocereus crassisepalus]
                                             Cipocereus laniflorus
                                             Cipocereus minensis
                                                   [Pilosocereus minensis]
                                               Cipocereus minensis subsp. leiocarpus
                                               Cipocereus minensis subsp. minensis
                                                     [Cipocereus minensis subsp. pleurocarpus]
                                             Cipocereus pleurocarpus
                                             Cipocereus pusilliflorus
                                                   [Floribunda pusilliflora]
                                                   [Pilosocereus pusilliflorus]
                                     Cleistocactus
                                             Cleistocactus acanthurus
                                                   [Borzicactus acanthurus]
                                                   [Loxanthocereus acanthurus]
                                               Cleistocactus acanthurus subsp. acanthurus
                                                     [Loxanthocereus neglectus var. chimbotensis]
                                               Cleistocactus acanthurus subsp. faustianus
                                               Cleistocactus acanthurus subsp. pullatus
                                             Cleistocactus anguinus
                                             Cleistocactus ayopayanus
                                             Cleistocactus baumannii
                                               Cleistocactus baumannii subsp. baumannii
                                               Cleistocactus baumannii subsp. horstii
                                               Cleistocactus baumannii subsp. santacruzensis
                                                     [Cleistocactus baumannii subsp. anguinus]
                                                     [Cleistocactus baumannii subsp. chacoanus]
                                                     [Cleistocactus baumannii subsp. croceiflorus]
                                             Cleistocactus brookeae
                                                   [Cleistocactus wendlandiorum]
                                               Cleistocactus brookeae subsp. brookeae
                                               Cleistocactus brookeae subsp. vulpis-cauda
                                             Cleistocactus bruneispinus
                                             Cleistocactus buchtienii
                                                   [Cephalocleistocactus pallidus]
                                                   [Cleistocactus angosturensis]
                                                   [Cleistocactus orthogonus]
                                                   [Cleistocactus palhuayensis]
                                                   [Cleistocactus ressinianus]
                                                   [Cleistocactus sucrensis]
                                                   [Cleistocactus tupizensis]
                                                   [Cleistocactus viridiflorus]
                                             Cleistocactus candelilla
                                                   [Cleistocactus dependens]
                                                   [Cleistocactus ianthinus]
                                                   [Cleistocactus pojoensis]
                                                   [Cleistocactus vallegrandensis]
                                                   [Seticleistocactus dependens]
                                               Cleistocactus candelilla subsp. candelilla
                                               Cleistocactus candelilla subsp. piraymirensis
                                             Cleistocactus chacoanus
                                             Cleistocactus chrysocephalus
                                                   [Cephalocleistocactus chrysocephalus]
                                             Cleistocactus compactus
                                             Cleistocactus croceiflorus
                                             Cleistocactus erectispinus
                                             Cleistocactus fieldianus
                                                   [Borzicactus fieldianus]
                                                   [Clistanthocereus fieldianus]
                                               Cleistocactus fieldianus subsp. fieldianus
                                               Cleistocactus fieldianus subsp. tessellatus
                                             Cleistocactus flavispinus
                                             Cleistocactus grossei
                                             Cleistocactus hildegardiae
                                             Cleistocactus hoffmannii
                                                   [Loxanthocereus hoffmannii]
                                             Cleistocactus horstii
                                             Cleistocactus hyalacanthus
                                                   [Cleistocactus azerensis]
                                                   [Cleistocactus jujuyensis]
                                               Cleistocactus hyalacanthus subsp. hyalacanthus
                                               Cleistocactus hyalacanthus subsp. tarijensis
                                             Cleistocactus hystrix
                                                   [Cleistocactus clavispinus]
                                                   [Cleistocactus peculiaris]
                                                   [Loxanthocereus canetensis]
                                                   [Loxanthocereus deserticola]
                                                   [Loxanthocereus ferrugineus]
                                                   [Loxanthocereus hystrix]
                                                   [Loxanthocereus montanus]
                                                   [Loxanthocereus peculiaris]
                                             Cleistocactus icosagonus
                                                   [Borzicactus aurivillus]
                                                   [Borzicactus icosagonus]
                                                   [Cleistocactus humboldtii]
                                                   [Cleistocactus roseiflorus]
                                                   [Cleistocactus × crassiserpens]
                                                   [Loxanthocereus trujilloensis]
                                                   [Seticereus humboldtii]
                                                   [Seticereus icosagonus]
                                             Cleistocactus jajoanus
                                                   [Borzicactus jajoanus]
                                                   [Loxanthocereus jajoianus]
                                                   [Loxanthocereus riomajensis]
                                             Cleistocactus laniceps
                                             Cleistocactus leonensis
                                             Cleistocactus longiserpens
                                             Cleistocactus luribayensis
                                                   [Cleistocactus glaucus]
                                                   [Cleistocactus granjaensis]
                                             Cleistocactus micropetalus
                                             Cleistocactus morawetzianus
                                                   [Cleistocactus villaazuensis]
                                                   [Cleistocactus villaazulensis]
                                                   [Corryocactus heteracanthus]
                                             Cleistocactus muyurinensis
                                             Cleistocactus neoroezlii
                                                   [Borzicactus neoroezlii]
                                                   [Cleistocactus serpens]
                                             Cleistocactus pachycladus
                                                   [Loxanthocereus pachycladus]
                                                   [Loxanthocereus piscoensis]
                                                   [Loxanthocereus yauyosensis]
                                                   [Oreocereus piscoensis]
                                             Cleistocactus paraguariensis
                                             Cleistocactus parapetiensis
                                             Cleistocactus parviflorus
                                                   [Cleistocactus areolatus]
                                                   [Cleistocactus fusiflorus]
                                                   [Cleistocactus herzogianus]
                                             Cleistocactus piraymirensis
                                             Cleistocactus plagiostoma
                                                   [Borzicactus plagiostoma]
                                                   [Borzicactus purpureus]
                                                   [Borzicactus samnensis]
                                                   [Cleistocactus fieldianus subsp. samnensis]
                                                   [Clistanthocereus samnensis]
                                             Cleistocactus pungens
                                                   [Cleistocactus brevispinus]
                                                   [Loxanthocereus brevispinus]
                                             Cleistocactus pycnacanthus
                                                   [Cleistocactus morawetzianus var. pycnacanthus]
                                             Cleistocactus reae
                                             Cleistocactus ritteri
                                                   [Cephalocleistocactus ritteri]
                                             Cleistocactus samaipatanus
                                                   [Bolivicereus brevicaulis]
                                                   [Bolivicereus croceus]
                                                   [Bolivicereus rufus]
                                                   [Bolivicereus samaipatanus var. multiflorus]
                                                   [Bolivicereus samaipatanus]
                                                   [Borzicactus samaipatanus]
                                             Cleistocactus santacruzensis
                                             Cleistocactus sepium
                                                   [Borzicactus aequatorialis]
                                                   [Borzicactus morleyanus]
                                                   [Borzicactus sepium]
                                                   [Borzicactus ventimigliae]
                                                   [Borzicactus websterianus var. rufispinus]
                                                   [Borzicactus websterianus]
                                                   [Cactus sepium]
                                                   [Cleistocactus chotaensis]
                                                   [Cleistocactus roezlii]
                                             Cleistocactus sextonianus
                                                   [Borzicactus sextonianus]
                                                   [Erdisia sextoniana]
                                                   [Loxanthocereus aticensis]
                                                   [Loxanthocereus camanaensis]
                                                   [Loxanthocereus nanus]
                                                   [Loxanthocereus puquiensis]
                                                   [Loxanthocereus sextonianus]
                                                   [Loxanthocereus splendens]
                                                   [Loxanthocereus variabilis]
                                             Cleistocactus smaragdiflorus
                                                   [Cleistocactus ferrarii]
                                             Cleistocactus strausii
                                                   [Pilocereus strausii]
                                             Cleistocactus sulcifer
                                                   [Borzicactus pseudothelegonus]
                                                   [Borzicactus sulcifer]
                                                   [Cleistocactus granditessellatus]
                                                   [Loxanthocereus granditessellatus]
                                                   [Loxanthocereus otuscensis]
                                                   [Loxanthocereus parvitesselatus]
                                                   [Loxanthocereus sulcifer]
                                             Cleistocactus tarijensis
                                             Cleistocactus tenuiserpens
                                                   [Borzicactus tenuiserpens]
                                             Cleistocactus tominensis
                                                   [Cleistocactus capadalensis]
                                                   [Cleistocactus clavicaulis]
                                                   [Cleistocactus crassicaulis]
                                                   [Cleistocactus mendozae]
                                                   [Cleistocactus viridialabastri]
                                               Cleistocactus tominensis subsp. micropetalus
                                               Cleistocactus tominensis subsp. tominensis
                                             Cleistocactus varispinus
                                                   [Cephalocleistocactus schattatianus]
                                             Cleistocactus vulpis-cauda
                                             Cleistocactus winteri
                                               Cleistocactus winteri subsp. colademono
                                               Cleistocactus winteri subsp. winteri
                                             Cleistocactus xylorhizus
                                                   [Loxanthocereus xylorhizus]
                                     Clistanthocereus
                                             Clistanthocereus calviflorus
                                             Clistanthocereus tessellatus
                                     Cochemiea
                                             Cochemiea blossfeldiana
                                               Cochemiea blossfeldiana subsp. blossfeldiana
                                                     [Neomammillaria blossfeldiana]
                                             Cochemiea bullardiana
                                                   [Neomammillaria bullardiana]
                                             Cochemiea capensis
                                                   [Neomammillaria capensis]
                                             Cochemiea conoidea
                                                   [Neolloydia grandiflora]
                                             Cochemiea hutchisoniana
                                               Cochemiea hutchisoniana subsp. hutchisoniana
                                                     [Neomammillaria hutchisoniana]
                                             Cochemiea maritima
                                             Cochemiea palmeri
                                                   [Mammillaria dioica var. insularis]
                                             Cochemiea schumannii
                                                   [Mammillaria venusta]
                                             Cochemiea setispina
                                     Coleocephalocereus
                                           [Austrocephalocereus]
                                           [Buiningia]
                                             Coleocephalocereus aureus
                                                   [Buiningia brevicylindrica]
                                                   [Coleocephalocereus brevicylindricus]
                                                   [Coleocephalocereus elongatus]
                                             Coleocephalocereus braunii
                                             Coleocephalocereus buxbaumianus
                                               Coleocephalocereus buxbaumianus subsp. buxbaumianus
                                               Coleocephalocereus buxbaumianus subsp. flavisetus
                                             Coleocephalocereus decumbens
                                             Coleocephalocereus diersianus
                                             Coleocephalocereus estevesii
                                             Coleocephalocereus flavisetus
                                             Coleocephalocereus fluminensis
                                                   [Austrocephalocereus fluminensis]
                                                   [Cephalocereus fluminensis]
                                               Coleocephalocereus fluminensis subsp. decumbens
                                               Coleocephalocereus fluminensis subsp. fluminensis
                                                     [Coleocephalocereus fluminensis subsp. braamhaarii]
                                                     [Coleocephalocereus fluminensis subsp. paulensis]
                                                     [Coleocephalocereus fluminensis var. braamhaarii]
                                             Coleocephalocereus goebelianus
                                             Coleocephalocereus pluricostatus
                                                   [Coleocephalocereus pluricostatus subsp. uebelmanniorum]
                                                   [Coleocephalocereus uebelmanniorum]
                                             Coleocephalocereus purpureus
                                                   [Buiningia purpurea]
                                     Consolea
                                             Consolea corallicola
                                             Consolea macracantha
                                                   [Consolea falcata]
                                                   [Consolea microcarpa]
                                                   [Consolea millspaughii subsp. caymanensis]
                                                   [Consolea millspaughii var. caymanensis]
                                                   [Consolea millspaughii]
                                                   [Consolea nashii subsp. gibarensis]
                                                   [Consolea nashii]
                                                   [Consolea picardae]
                                                   [Opuntia falcata]
                                                   [Opuntia macracantha]
                                                   [Opuntia millspaughii]
                                                   [Opuntia nashii]
                                                   [Opuntia picardae]
                                             Consolea moniliformis
                                                   [Consolea moniliformis subsp. guantanamana]
                                                   [Opuntia haitiensis]
                                                   [Opuntia moniliformis]
                                                   [Opuntia testudinis var. crus]
                                                   [Opuntia urbaniana]
                                             Consolea rubescens
                                                   [Opuntia rubescens]
                                             Consolea spinosissima
                                                   [Cactus spinosissimus]
                                                   [Opuntia spinosissima]
                                     Copiapoa
                                           [Pilocopiapoa]
                                             Copiapoa ahremephiana
                                             Copiapoa atacamensis
                                             Copiapoa boliviana
                                             Copiapoa calderiana
                                                   [Copiapoa calderana]
                                               Copiapoa calderiana subsp. atacamensis
                                               Copiapoa calderiana subsp. calderiana
                                                     [Copiapoa calderana subsp. calderana]
                                             Copiapoa cinerascens
                                                   [Copiapoa copiapensis]
                                             Copiapoa cinerea
                                               Copiapoa cinerea subsp. cinerea
                                               Copiapoa cinerea subsp. columna-alba
                                               Copiapoa cinerea subsp. haseltoniana
                                                     [Copiapoa cinerea var. gigantea]
                                             Copiapoa columna-alba
                                             Copiapoa coquimbana
                                                   [Copiapoa alticostata]
                                                   [Copiapoa pendulina]
                                                   [Copiapoa pepiniana]
                                                   [Copiapoa pseudocoquimbana]
                                                   [Copiapoa vallenarensis]
                                                   [Echinocactus coquimbanus]
                                             Copiapoa dealbata
                                                   [Copiapoa carrizalensis]
                                                   [Copiapoa cinerea subsp. dealbata]
                                                   [Copiapoa cinerea var. dealbata]
                                                   [Copiapoa malletiana]
                                             Copiapoa decorticans
                                             Copiapoa desertorum
                                             Copiapoa echinata
                                             Copiapoa echinoides
                                                   [Copiapoa bridgesii]
                                                   [Copiapoa cuprea]
                                                   [Copiapoa cupreata]
                                                   [Copiapoa dura]
                                             Copiapoa eremophila
                                             Copiapoa esmeraldana
                                             Copiapoa fiedleriana
                                                   [Echinocactus fiedlerianus]
                                             Copiapoa gigantea
                                                   [Copiapoa cinerea var. haseltoniana]
                                             Copiapoa grandiflora
                                                   [Copiapoa montana subsp. grandiflora]
                                             Copiapoa haseltoniana
                                             Copiapoa hornilloensis
                                             Copiapoa humilis
                                                   [Copiapoa chanaralensis]
                                                   [Copiapoa chaniaralensis]
                                                   [Copiapoa longispina]
                                                   [Echinocactus humilis]
                                               Copiapoa humilis subsp. humilis
                                                     [Copiapoa humilis subsp. australis]
                                               Copiapoa humilis subsp. tenuissima
                                                     [Copiapoa hypogaea subsp. tenuissima]
                                               Copiapoa humilis subsp. tocopillana
                                               Copiapoa humilis subsp. variispinata
                                             Copiapoa hypogaea
                                               Copiapoa hypogaea subsp. hypogaea
                                               Copiapoa hypogaea subsp. laui
                                             Copiapoa krainziana
                                                   [Copiapoa cinerea subsp. krainziana]
                                                   [Copiapoa cinerea var. krainziana]
                                             Copiapoa laui
                                             Copiapoa lembckei
                                             Copiapoa longistaminea
                                                   [Copiapoa calderana subsp. longistaminea]
                                                   [Copiapoa calderiana subsp. longistaminea]
                                                   [Copiapoa cinerea subsp. longistaminea]
                                                   [Copiapoa cinerea var. longistaminea]
                                             Copiapoa macracantha
                                             Copiapoa marginata
                                                   [Copiapoa streptocaulon]
                                             Copiapoa megarhiza
                                               Copiapoa megarhiza var. echinata
                                               Copiapoa megarhiza var. megarhiza
                                             Copiapoa melanohystrix
                                             Copiapoa montana
                                                   [Copiapoa mollicula]
                                                   [Copiapoa montana subsp. montana]
                                                   [Copiapoa olivana]
                                                   [Copiapoa rarissima]
                                             Copiapoa paposoensis
                                             Copiapoa rubriflora
                                             Copiapoa rupestris
                                             Copiapoa serpentisulcata
                                             Copiapoa solaris
                                                   [Copiapoa ferox]
                                                   [Pilocopiapoa solaris]
                                             Copiapoa taltalensis
                                                   [Copiapoa aphanes]
                                                   [Echinocactus taltalensis]
                                               Copiapoa taltalensis subsp. desertorum
                                               Copiapoa taltalensis subsp. taltalensis
                                             Copiapoa tenebrosa
                                             Copiapoa tenuissima
                                             Copiapoa tocopillana
                                             Copiapoa totoralensis
                                             Copiapoa variispinata
                                             Copiapoa varispinata
                                     Corryocactus
                                           [Erdisia]
                                             Corryocactus apiciflorus
                                                   [Corryocactus huincoensis]
                                                   [Corryocactus matucanensis]
                                                   [Corryocactus melaleucus]
                                                   [Corryocactus solitarius]
                                                   [Corryocactus tenuiculus]
                                                   [Erdisia apiciflora]
                                                   [Erdisia fortalezensis]
                                                   [Erdisia tenuicula]
                                             Corryocactus aureus
                                                   [Borzicactus pisacensis]
                                                   [Borzicactus soukupii]
                                                   [Cereus aureus]
                                                   [Corryocactus acervatus]
                                                   [Corryocactus cuajonesensis]
                                                   [Corryocactus megarhizus]
                                                   [Corryocactus prostratus]
                                                   [Erdisia aureispina]
                                                   [Erdisia meyenii]
                                             Corryocactus ayacuchoensis
                                             Corryocactus brachypetalus
                                             Corryocactus brevistylus
                                                   [Corryocactus brevispinus]
                                                   [Corryocactus brevistylus subsp. brevistylus]
                                                   [Corryocactus brevistylus subsp. puquiensis]
                                                   [Corryocactus brevistylus var. puquiensis]
                                                   [Corryocactus krausii]
                                                   [Corryocactus pachycladus]
                                                   [Corryocactus puquiensis]
                                             Corryocactus chachapoyensis
                                             Corryocactus erectus
                                                   [Erdisia erecta]
                                             Corryocactus melanotrichus
                                                   [Corryocactus ayopayanus]
                                                   [Corryocactus charazanensis]
                                                   [Corryocactus otuyensis]
                                                   [Corryocactus perezianus]
                                                   [Corryocactus pulquinensis]
                                             Corryocactus quadrangularis
                                                   [Erdisia quadrangularis]
                                             Corryocactus serpens
                                             Corryocactus squarrosus
                                                   [Corryocactus brachycladus]
                                                   [Corryocactus chavinilloensis]
                                                   [Corryocactus gracilis]
                                                   [Corryocactus maximus]
                                                   [Corryocactus odoratus]
                                                   [Corryocactus pilispinus]
                                                   [Corryocactus pyroporphyranthus]
                                                   [Corryocactus quivillanus]
                                                   [Erdisia maxima]
                                                   [Erdisia squarrosa]
                                             Corryocactus tarijensis
                                     Corynopuntia
                                           [Marenopuntia]
                                             Corynopuntia bulbispina
                                                   [Grusonia bulbispina]
                                                   [Opuntia bulbispina]
                                             Corynopuntia clavata
                                             Corynopuntia emoryi
                                                   [Grusonia stanlyi]
                                             Corynopuntia invicta
                                                   [Grusonia invicta]
                                                   [Opuntia invicta]
                                             Corynopuntia kunzei
                                                   [Grusonia wrightiana]
                                             Corynopuntia marenae
                                                   [Grusonia marenae]
                                                   [Marenopuntia marenae]
                                                   [Opuntia marenae]
                                             Corynopuntia moelleri
                                                   [Grusonia moelleri]
                                                   [Opuntia moelleri]
                                             Corynopuntia reflexispina
                                                   [Grusonia reflexispina]
                                                   [Opuntia reflexispina]
                                             Corynopuntia stanlyi
                                             Corynopuntia vilis
                                                   [Grusonia vilis]
                                                   [Opuntia vilis]
                                     Coryphantha
                                           [Cumarinia]
                                           [Escobrittonia]
                                             Coryphantha albicolumnaria
                                             Coryphantha alversonii
                                                   [Cactus radiosus var. alversonii]
                                                   [Coryphantha vivipara var. alversonii]
                                                   [Escobaria alversonii]
                                                   [Escobaria vivipara var. alversonii]
                                                   [Mammillaria alversonii]
                                                   [Mammillaria arizonica var. alversonii]
                                                   [Mammillaria radiosa var. alversonii]
                                                   [Mammillaria vivipara var. alversonii]
                                             Coryphantha asperispina
                                             Coryphantha bumamma
                                             Coryphantha calipensis
                                             Coryphantha chaffeyi
                                             Coryphantha chlorantha
                                                   [Cactus radiosus var. chloranthus]
                                                   [Cactus radiosus var. deserti]
                                                   [Coryphantha deserti]
                                                   [Coryphantha vivipara var. deserti]
                                                   [Escobaria deserti]
                                                   [Escobaria vivipara var. deserti]
                                                   [Mammillaria chlorantha]
                                                   [Mammillaria deserti]
                                                   [Mammillaria radiosa var. deserti]
                                                   [Mammillaria vivipara var. deserti]
                                             Coryphantha clavata
                                                   [Mammillaria clavata]
                                                   [Neolloydia clavata]
                                               Coryphantha clavata subsp. clavata
                                               Coryphantha clavata subsp. stipitata
                                             Coryphantha compacta
                                                   [Coryphantha palmeri]
                                                   [Mammillaria compacta]
                                             Coryphantha cornifera
                                                   [Coryphantha bernalensis]
                                                   [Coryphantha cornuta]
                                                   [Coryphantha maliterrarum]
                                                   [Coryphantha radians]
                                                   [Coryphantha schwarziana]
                                                   [Mammillaria scolymoides]
                                             Coryphantha cuencamensis
                                             Coryphantha dasyacantha
                                             Coryphantha delaetiana
                                                   [Coryphantha gladiispina]
                                                   [Coryphantha salm-dyckiana]
                                                   [Mammillaria delaetiana]
                                             Coryphantha delicata
                                                   [Coryphantha jaumavei]
                                                   [Coryphantha panarottoi]
                                             Coryphantha difficilis
                                                   [Coryphantha densispina]
                                                   [Mammillaria difficilis]
                                             Coryphantha durangensis
                                                   [Mammillaria durangensis]
                                               Coryphantha durangensis subsp. cuencamensis
                                               Coryphantha durangensis subsp. durangensis
                                             Coryphantha echinoidea
                                                   [Mammillaria echinoidea]
                                             Coryphantha echinus
                                                   [Coryphantha cornifera var. echinus]
                                                   [Coryphantha pectinata]
                                                   [Mammillaria echinus]
                                                   [Mammillaria pectinata]
                                             Coryphantha elephantidens
                                               Coryphantha elephantidens subsp. bumamma
                                                     [Mammillaria elephantidens var. bumamma]
                                               Coryphantha elephantidens subsp. elephantidens
                                               Coryphantha elephantidens subsp. greenwoodii
                                             Coryphantha erecta
                                             Coryphantha garessii
                                             Coryphantha georgii
                                                   [Coryphantha grata]
                                                   [Coryphantha villarensis]
                                             Coryphantha glanduligera
                                                   [Coryphantha bergeriana]
                                                   [Mammillaria glanduligera]
                                             Coryphantha glassii
                                             Coryphantha gracilis
                                                   [Escobrittonia gracilis]
                                             Coryphantha greenwoodii
                                             Coryphantha henricksonii
                                             Coryphantha hintoniorum
                                               Coryphantha hintoniorum subsp. geoffreyi
                                               Coryphantha hintoniorum subsp. hintoniorum
                                             Coryphantha jalpanensis
                                             Coryphantha kracikii
                                             Coryphantha laui
                                             Coryphantha longicornis
                                                   [Coryphantha grandis]
                                             Coryphantha macromeris
                                                   [Lepidocoryphantha macromeris]
                                                   [Mammillaria macromeris]
                                               Coryphantha macromeris subsp. macromeris
                                                     [Coryphantha macromeris var. macromeris]
                                               Coryphantha macromeris subsp. runyonii
                                                     [Coryphantha macromeris var. runyonii]
                                                     [Lepidocoryphantha macromeris subsp. runyonii]
                                             Coryphantha maiz-tablasensis
                                             Coryphantha missouriensis
                                               Coryphantha missouriensis var. missouriensis
                                             Coryphantha muehlenpfordtii
                                             Coryphantha neglecta
                                             Coryphantha neoscheeri
                                             Coryphantha nickelsiae
                                                   [Coryphantha calochlora]
                                                   [Coryphantha sulcata var. nickelsiae]
                                                   [Mammillaria nickelsae]
                                                   [Mammillaria nickelsiae]
                                             Coryphantha octacantha
                                                   [Coryphantha clava]
                                                   [Mammillaria octacantha]
                                             Coryphantha odorata
                                                   [Cumarinia odorata]
                                                   [Neolloydia odorata]
                                             Coryphantha orcuttii
                                             Coryphantha organensis
                                             Coryphantha ottonis
                                                   [Coryphantha bussleri]
                                                   [Coryphantha guerkeana]
                                             Coryphantha pallida
                                               Coryphantha pallida subsp. calipensis
                                               Coryphantha pallida subsp. pallida
                                             Coryphantha pirtlei
                                             Coryphantha poselgeriana
                                                   [Coryphantha valida]
                                                   [Echinocactus poselgerianus]
                                             Coryphantha potosiana
                                                   [Mammillaria potosiana]
                                             Coryphantha pseudoechinus
                                               Coryphantha pseudoechinus subsp. laui
                                               Coryphantha pseudoechinus subsp. pseudoechinus
                                             Coryphantha pseudonickelsae
                                                   [Coryphantha indensis]
                                             Coryphantha pseudoradians
                                             Coryphantha pulleineana
                                                   [Neolloydia pulleineana]
                                             Coryphantha pusilliflora
                                             Coryphantha pycnacantha
                                                   [Coryphantha andreae]
                                                   [Coryphantha conimamma]
                                                   [Coryphantha connivens]
                                                   [Mammillaria pycnacantha]
                                             Coryphantha ramillosa
                                                   [Mammillaria ramillosa]
                                               Coryphantha ramillosa subsp. ramillosa
                                               Coryphantha ramillosa subsp. santarosa
                                             Coryphantha recurvata
                                                   [Mammillaria recurvata]
                                             Coryphantha recurvispina
                                             Coryphantha reduncispina
                                             Coryphantha reduncuspina
                                             Coryphantha retusa
                                                   [Coryphantha melleospina]
                                             Coryphantha robustispina
                                               Coryphantha robustispina subsp. robustispina
                                                     [Coryphantha muehlenpfordtii subsp. robustispina]
                                                     [Coryphantha muehlenpfordtii var. robustispina]
                                                     [Coryphantha scheeri var. robustispina]
                                               Coryphantha robustispina subsp. scheeri
                                                     [Coryphantha robustispina subsp. uncinata]
                                                     [Coryphantha scheeri var. scheeri]
                                                     [Coryphantha scheeri var. uncinata]
                                                     [Coryphantha scheeri var. valida]
                                             Coryphantha runyonii
                                             Coryphantha salinensis
                                                   [Coryphantha borwigii]
                                                   [Echinocactus salinensis]
                                             Coryphantha scheeri
                                             Coryphantha sneedii
                                             Coryphantha sulcata
                                                   [Coryphantha obscura]
                                                   [Coryphantha roederiana]
                                                   [Coryphantha speciosa]
                                                   [Coryphantha sulcata var. sulcata]
                                                   [Mammillaria sulcata]
                                             Coryphantha sulcolanata
                                             Coryphantha tripugionacantha
                                             Coryphantha unicornis
                                             Coryphantha vaupeliana
                                             Coryphantha vivipara
                                                   [Cactus viviparus]
                                                   [Escobaria vivipara]
                                                   [Mammillaria vivipara]
                                               Coryphantha vivipara var. rosea
                                                     [Escobaria vivipara var. bisbeeana]
                                                     [Escobaria vivipara var. rosea]
                                               Coryphantha vivipara var. vivipara
                                                     [Coryphantha aggregata]
                                                     [Coryphantha arizonica]
                                                     [Coryphantha bisbeeana]
                                                     [Coryphantha columnaris]
                                                     [Coryphantha fragrans]
                                                     [Coryphantha neomexicana]
                                                     [Coryphantha radiosa]
                                                     [Coryphantha vivipara var. aggregata]
                                                     [Coryphantha vivipara var. arizonica]
                                                     [Coryphantha vivipara var. bisbeeana]
                                                     [Coryphantha vivipara var. buoflama]
                                                     [Coryphantha vivipara var. kaibabensis]
                                                     [Coryphantha vivipara var. neomexicana]
                                                     [Coryphantha vivipara var. radiosa]
                                                     [Escobaria bisbeeana]
                                                     [Escobaria neomexicana]
                                                     [Escobaria vivipara var. arizonica]
                                                     [Escobaria vivipara var. bisbeeana]
                                                     [Escobaria vivipara var. buoflama]
                                                     [Escobaria vivipara var. kaibabensis]
                                                     [Escobaria vivipara var. neomexicana]
                                                     [Escobaria vivipara var. radiosa]
                                                     [Escobaria vivipara var. vivipara]
                                                     [Mammillaria arizonica]
                                                     [Mammillaria fragrans]
                                                     [Mammillaria neomexicana]
                                                     [Mammillaria vivipara var. arizonica]
                                                     [Mammillaria vivipara var. borealis]
                                                     [Mammillaria vivipara var. neomexicana]
                                                     [Mammillaria vivipara var. radiosa]
                                             Coryphantha vogtherriana
                                             Coryphantha werdermannii
                                             Coryphantha wohlschlageri
                                     Corysanthes
                                     Cumulopuntia
                                             Cumulopuntia boliviana
                                                   [Cumulopuntia famatinensis]
                                                   [Cumulopuntia pampana]
                                                   [Maihueniopsis boliviana]
                                                   [Opuntia boliviana]
                                                   [Tephrocactus albiscoparius]
                                                   [Tephrocactus asplundii]
                                                   [Tephrocactus bolivianus]
                                                   [Tephrocactus melanacanthus]
                                               Cumulopuntia boliviana subsp. boliviana
                                               Cumulopuntia boliviana subsp. dactylifera
                                               Cumulopuntia boliviana subsp. echinacea
                                               Cumulopuntia boliviana subsp. ignescens
                                             Cumulopuntia chichensis
                                                   [Opuntia chichensis]
                                                   [Tephrocactus chichensis]
                                                   [Tephrocactus ferocior]
                                             Cumulopuntia dactylifera
                                             Cumulopuntia dimorpha
                                                   [Opuntia dimorpha]
                                             Cumulopuntia echinacea
                                             Cumulopuntia frigida
                                             Cumulopuntia fulvicoma
                                             Cumulopuntia galerasensis
                                             Cumulopuntia hystrix
                                             Cumulopuntia ignescens
                                             Cumulopuntia mistiensis
                                             Cumulopuntia pyrrhacantha
                                             Cumulopuntia recurvata
                                             Cumulopuntia rossiana
                                                   [Opuntia rossiana]
                                                   [Tephrocactus microclados]
                                             Cumulopuntia sphaerica
                                                   [Cumulopuntia alboareolata]
                                                   [Cumulopuntia berteroi]
                                                   [Cumulopuntia corotilla]
                                                   [Cumulopuntia crassicylindrica]
                                                   [Cumulopuntia ignota]
                                                   [Cumulopuntia kuehnrichiana]
                                                   [Cumulopuntia multiareolata]
                                                   [Cumulopuntia rauppiana]
                                                   [Cumulopuntia tubercularis]
                                                   [Cumulopuntia tumida]
                                                   [Cumulopuntia unguispina]
                                                   [Cumulopuntia zehnderi]
                                                   [Opuntia corotilla]
                                                   [Opuntia crassicylindrica]
                                                   [Opuntia leucophaea]
                                                   [Opuntia sphaerica]
                                                   [Opuntia tumida]
                                                   [Opuntia unguispina]
                                                   [Opuntia zehnderi]
                                                   [Tephrocactus alboareolatus]
                                                   [Tephrocactus corotilla]
                                                   [Tephrocactus crassicylindricus]
                                                   [Tephrocactus dimorphus]
                                                   [Tephrocactus kuehnrichianus]
                                                   [Tephrocactus mirus]
                                                   [Tephrocactus muellerianus]
                                                   [Tephrocactus multiareolatus]
                                                   [Tephrocactus sphaericus]
                                                   [Tephrocactus zehnderi]
                                             Cumulopuntia ticnamarensis
                                             Cumulopuntia tortispina
                                     Cylindropuntia
                                             Cylindropuntia abyssi
                                                   [Opuntia abyssi]
                                             Cylindropuntia acanthocarpa
                                                   [Opuntia acanthocarpa]
                                               Cylindropuntia acanthocarpa subsp. major
                                                     [Cylindropuntia acanthocarpa var. ramosa]
                                                     [Opuntia acanthocarpa var. major]
                                                     [Opuntia acanthocarpa var. ramosa]
                                                     [Opuntia echinocarpa var. major]
                                               Cylindropuntia acanthocarpa var. acanthocarpa
                                                     [Cylindropuntia acanthocarpa subsp. acanthocarpa]
                                                     [Cylindropuntia acanthocarpa subsp. coloradensis]
                                                     [Cylindropuntia acanthocarpa var. coloradensis]
                                                     [Opuntia acanthocarpa var. coloradensis]
                                               Cylindropuntia acanthocarpa var. major
                                                     [Opuntia acanthocarpa var. major]
                                                     [Opuntia echinocarpa var. major]
                                               Cylindropuntia acanthocarpa var. thornberi
                                                     [Opuntia acanthocarpa var. thornberi]
                                             Cylindropuntia alcahes
                                                   [Cylindropuntia brevispina]
                                                   [Opuntia alcahes]
                                                   [Opuntia brevispina]
                                               Cylindropuntia alcahes subsp. alcahes
                                               Cylindropuntia alcahes subsp. burrageana
                                               Cylindropuntia alcahes var. alcahes
                                               Cylindropuntia alcahes var. burrageana
                                               Cylindropuntia alcahes var. gigantensis
                                                     [Cylindropuntia alcahes subsp. gigantensis]
                                               Cylindropuntia alcahes var. mcgillii
                                             Cylindropuntia anteojoensis
                                                   [Opuntia anteojoensis]
                                             Cylindropuntia arbuscula
                                                   [Opuntia arbuscula]
                                             Cylindropuntia bernardina
                                                   [Cylindropuntia californica subsp. parkeri]
                                                   [Cylindropuntia californica var. parkeri]
                                                   [Cylindropuntia parryi]
                                                   [Opuntia californica var. parkeri]
                                                   [Opuntia echinocarpa var. parkeri]
                                                   [Opuntia parryi var. parryi]
                                                   [Opuntia parryi var. serpentina]
                                                   [Opuntia parryi]
                                             Cylindropuntia bigelovii
                                                   [Cylindropuntia bigelovii var. bigelovii]
                                                   [Cylindropuntia ciribe]
                                                   [Opuntia bigelovii]
                                                   [Opuntia ciribe]
                                               Cylindropuntia bigelovii var. bigelovii
                                                     [Opuntia bigelovii var. bigelovii]
                                               Cylindropuntia bigelovii var. ciribe
                                             Cylindropuntia burrageana
                                             Cylindropuntia californica
                                                   [Cereus californicus]
                                                   [Cylindropuntia parryi]
                                                   [Grusonia hamiltonii]
                                                   [Opuntia californica var. californica]
                                                   [Opuntia californica]
                                               Cylindropuntia californica subsp. rosarica
                                               Cylindropuntia californica var. californica
                                                     [Cylindropuntia californica subsp. californica]
                                                     [Opuntia californica var. californica]
                                                     [Opuntia parryi var. serpentina]
                                                     [Opuntia serpentina]
                                               Cylindropuntia californica var. delgadilloana
                                               Cylindropuntia californica var. parkeri
                                                     [Cylindropuntia californica subsp. parkeri]
                                                     [Cylindropuntia parryi]
                                                     [Opuntia bernardina]
                                                     [Opuntia californica var. parkeri]
                                                     [Opuntia echinocarpa var. parkeri]
                                                     [Opuntia parryi var. parryi]
                                                     [Opuntia parryi]
                                               Cylindropuntia californica var. rosarica
                                             Cylindropuntia caribaea
                                                   [Cylindropuntia metuenda]
                                                   [Opuntia caribaea]
                                             Cylindropuntia cedrosensis
                                             Cylindropuntia cholla
                                                   [Opuntia cholla]
                                             Cylindropuntia chuckwallensis
                                             Cylindropuntia davisii
                                                   [Opuntia davisii]
                                                   [Opuntia tunicata var. davisii]
                                             Cylindropuntia delgadilloana
                                             Cylindropuntia echinocarpa
                                                   [Cactus echinocarpus]
                                                   [Cylindropuntia X wigginsii]
                                                   [Cylindropuntia wigginsii]
                                                   [Cylindropuntia]
                                                   [Opuntia X wigginsii]
                                                   [Opuntia echinocarpa var. echinocarpa]
                                                   [Opuntia echinocarpa var. nuda]
                                                   [Opuntia echinocarpa]
                                                   [Opuntia wigginsi]
                                                   [Opuntia wigginsii]
                                                   [Opuntia]
                                             Cylindropuntia fosbergii
                                                   [Cylindropuntia X fosbergii]
                                                   [Cylindropuntia × fosbergii]
                                                   [Opuntia X fosbergii]
                                                   [Opuntia bigelovii var. hoffmannii]
                                                   [Opuntia fosbergii]
                                                   [Opuntia × fosbergii]
                                                   [Opuntia]
                                             Cylindropuntia fulgida
                                                   [Opuntia fulgida]
                                               Cylindropuntia fulgida var. fulgida
                                                     [Opuntia fulgida var. fulgida]
                                               Cylindropuntia fulgida var. mamillata
                                                     [Opuntia fulgida var. mamillata]
                                             Cylindropuntia ganderi
                                                   [Cylindropuntia ganderi subsp. ganderi]
                                                   [Cylindropuntia ganderi var. ganderi]
                                                   [Opuntia acanthocarpa subsp. ganderi]
                                                   [Opuntia acanthocarpa var. ganderi]
                                                   [Opuntia ganderi]
                                               Cylindropuntia ganderi subsp. catavinensis
                                                     [Cylindropuntia ganderi var. catavinensis]
                                             Cylindropuntia hystrix
                                                   [Opuntia hystrix]
                                             Cylindropuntia imbricata
                                                   [Cylindropuntia lloydii]
                                                   [Opuntia cardenche]
                                                   [Opuntia imbricata]
                                                   [Opuntia lloydii]
                                               Cylindropuntia imbricata subsp. cardenche
                                                     [Cylindropuntia cardenche]
                                               Cylindropuntia imbricata subsp. imbricata
                                                     [Opuntia magna]
                                               Cylindropuntia imbricata subsp. spinosior
                                                     [Opuntia spinosior var. neomexicana]
                                               Cylindropuntia imbricata subsp. spinotecta
                                                     [Opuntia spinotecta]
                                               Cylindropuntia imbricata var. argentea
                                                     [Opuntia imbricata var. argentea]
                                               Cylindropuntia imbricata var. imbricata
                                                     [Opuntia imbricata var. arborescens]
                                                     [Opuntia imbricata var. imbricata]
                                                     [Opuntia imbricata var. vexans]
                                             Cylindropuntia kelvinensis
                                             Cylindropuntia kleiniae
                                                   [Cylindropuntia recondita]
                                                   [Opuntia caerulescens]
                                                   [Opuntia kleiniae]
                                                   [Opuntia recondita]
                                             Cylindropuntia leptocaulis
                                                   [Cylindropuntia brittonii]
                                                   [Opuntia fragilis var. frutescens]
                                                   [Opuntia leptocaulis var. vaginata]
                                                   [Opuntia leptocaulis]
                                                   [Opuntia vaginata]
                                             Cylindropuntia libertadensis
                                             Cylindropuntia lindsayi
                                                   [Opuntia lindsayi]
                                             Cylindropuntia molesta
                                                   [Cylindropuntia calmalliana]
                                                   [Cylindropuntia clavellina]
                                                   [Opuntia calmalliana]
                                                   [Opuntia molesta]
                                               Cylindropuntia molesta subsp. clavellina
                                                     [Cylindropuntia molesta var. clavellina]
                                                     [Opuntia clavellina]
                                               Cylindropuntia molesta subsp. molesta
                                               Cylindropuntia molesta var. molesta
                                             Cylindropuntia multigeniculata
                                                   [Opuntia multigeniculata]
                                             Cylindropuntia munzii
                                                   [Cylindropuntia X munzii]
                                                   [Cylindropuntia × munzii]
                                                   [Cylindropuntia]
                                                   [Opuntia X munzii]
                                                   [Opuntia munzii]
                                                   [Opuntia × munzii]
                                                   [Opuntia]
                                             Cylindropuntia neoarbuscula
                                                   [Opuntia neoarbuscula]
                                             Cylindropuntia pallida
                                             Cylindropuntia perrita
                                                   [Opuntia perrita]
                                             Cylindropuntia prolifera
                                                   [Cylindropuntia X prolifera]
                                                   [Cylindropuntia]
                                                   [Opuntia prolifera]
                                             Cylindropuntia ramosissima
                                                   [Opuntia ramosissima]
                                             Cylindropuntia rosarica
                                             Cylindropuntia rosea
                                                   [Opuntia pallida]
                                                   [Opuntia rosea]
                                             Cylindropuntia sanfelipensis
                                                   [Opuntia sanfelipensis]
                                             Cylindropuntia santamaria
                                                   [Grusonia santamaria]
                                             Cylindropuntia spinosior
                                                   [Opuntia rhodantha var. spinosior]
                                                   [Opuntia spinosior]
                                                   [Opuntia spinosoir]
                                                   [Opuntia whipplei var. spinosior]
                                             Cylindropuntia tesajo
                                                   [Opuntia cineracea]
                                                   [Opuntia tesajo]
                                             Cylindropuntia thurberi
                                                   [Cylindropuntia alamosensis]
                                                   [Opuntia thurberi]
                                             Cylindropuntia tunicata
                                                   [Cactus tunicatus]
                                                   [Opuntia puelchana]
                                                   [Opuntia tunicata var. tunicata]
                                                   [Opuntia tunicata]
                                             Cylindropuntia versicolor
                                                   [Opuntia versicolor var. versicolor]
                                                   [Opuntia versicolor var. violacea]
                                                   [Opuntia versicolor]
                                             Cylindropuntia viridiflora
                                             Cylindropuntia waltoniorum
                                             Cylindropuntia whipplei
                                                   [Cylindropuntia hualpaensis]
                                                   [Opuntia whipplei var. whipplei]
                                                   [Opuntia whipplei]
                                               Cylindropuntia whipplei subsp. enodis
                                                     [Cylindropuntia whipplei var. enodis]
                                                     [Opuntia whipplei var. enodis]
                                               Cylindropuntia whipplei var. whipplei
                                             Cylindropuntia wolfii
                                                   [Opuntia echinocarpa var. wolfii]
                                                   [Opuntia wolfei]
                                                   [Opuntia wolfii]
                                             Cylindropuntia × congesta
                                                   [Opuntia congesta]
                                                   [Opuntia × congesta]
                                             Cylindropuntia × deserta
                                                   [Opuntia deserta]
                                                   [Opuntia × deserta]
                                             Cylindropuntia × kelvinensis
                                                   [Opuntia × kelvinensis]
                                             Cylindropuntia × multigeniculata
                                                   [Opuntia whipplei var. multigeniculata]
                                                   [Opuntia × multigeniculata]
                                             Cylindropuntia × neoarbuscula
                                                   [Opuntia × neoarbuscula]
                                             Cylindropuntia × tetracantha
                                                   [Opuntia kleiniae var. tetracantha]
                                                   [Opuntia tetracantha]
                                                   [Opuntia × tetracantha]
                                             Cylindropuntia × viridiflora
                                                   [Opuntia imbricata var. viridiflora]
                                                   [Opuntia whipplei var. viridiflora]
                                                   [Opuntia × viridiflora]
                                             Cylindropuntia × vivipara
                                                   [Opuntia vivipara]
                                                   [Opuntia × vivipara]
                                     Deamia
                                     Delaetia
                                             Delaetia woutersiana
                                     Dendrocereus
                                             Dendrocereus nudiflorus
                                             Dendrocereus undulosus
                                                   [Acanthocereus undulosus]
                                     Denmoza
                                             Denmoza rhodacantha
                                                   [Denmoza erythrocephala]
                                                   [Denmoza erythrocephalus]
                                                   [Echinocactus rhodacanthus]
                                     Digitostigma
                                     Discocactus
                                             Discocactus albispinus
                                             Discocactus bahiensis
                                                   [Discocactus bahiensis subsp. subviridigriseus]
                                                   [Discocactus subviridigriseus]
                                             Discocactus boliviensis
                                             Discocactus boomianus
                                             Discocactus buenekeri
                                             Discocactus catingicola
                                                   [Discocactus cangaensis]
                                                   [Discocactus catingicola subsp. rapirhizua]
                                                   [Discocactus catingicola var. griseus]
                                                   [Discocactus crassispinus subsp. araguaiensis]
                                                   [Discocactus crassispinus]
                                                   [Discocactus estevesii]
                                                   [Discocactus griseus]
                                                   [Discocactus heptacanthus subsp. catingicola]
                                                   [Discocactus nigrisaetosus]
                                                   [Discocactus piauiensis]
                                                   [Discocactus praminentigibbus]
                                                   [Discocactus promentigibbus]
                                                   [Discocactus rapirhizus]
                                                   [Discocactus silicicola]
                                                   [Discocactus silvaticus]
                                                   [Discocactus spinosior]
                                             Discocactus diersianus
                                                   [Discocactus cephaliaciculosus subsp. nudicephalus]
                                                   [Discocactus cephaliaciculosus]
                                                   [Discocactus goianus]
                                                   [Discocactus lindaianus]
                                             Discocactus ferricola
                                             Discocactus hartmannii
                                                   [Discocactus hartmannii var. magnimammus]
                                                   [Discocactus hartmannii var. patulifolius]
                                                   [Discocactus heptacanthus subsp. magnimammus]
                                                   [Discocactus magnimammus subsp. bonitoensis]
                                                   [Discocactus magnimammus]
                                                   [Discocactus mamillosus]
                                                   [Discocactus pachythele]
                                                   [Discocactus patulifolius]
                                                   [Echinocactus hartmannii]
                                             Discocactus heptacanthus
                                                   [Discocactus flavispinus]
                                                   [Discocactus heptacanthus subsp. heptacanthus]
                                                   [Discocactus heptacanthus subsp. melanochlorus]
                                                   [Discocactus melanochlorus]
                                                   [Discocactus semicampaniflorus]
                                                   [Discocactus squamibaccatus]
                                                   [Discocactus subterraneo-prolifera]
                                                   [Discocactus subterraneo-proliferans]
                                                   [Malacocarpus heptacanthus]
                                             Discocactus horstii
                                             Discocactus placentiformis
                                                   [Discocactus crystallophilus]
                                                   [Discocactus latispinus]
                                                   [Discocactus multicolorispinus]
                                                   [Discocactus placentiformis subsp. alteolens]
                                                   [Discocactus placentiformis subsp. multicolorispinus]
                                                   [Discocactus placentiformis subsp. pugionacanthus]
                                                   [Discocactus pseudolatispinus]
                                                   [Discocactus pugionacanthus]
                                                   [Discocactus tricornis]
                                             Discocactus pseudoinsignis
                                             Discocactus zehntneri
                                               Discocactus zehntneri subsp. boomianus
                                                     [Discocactus zehntneri subsp. araneispinus]
                                                     [Discocactus zehntneri subsp. buenekeri]
                                                     [Discocactus zehntneri subsp. horstiorum]
                                               Discocactus zehntneri subsp. zehntneri
                                                     [Discocactus zehntneri subsp. albispinus]
                                     Disocactus
                                           [Aporocactus]
                                           [Bonifazia]
                                           [Chiapasia]
                                           [Lobeira]
                                           [Pseudonopalxochia]
                                             Disocactus ackermannii
                                                   [Epiphyllum ackermannii]
                                                   [Nopalxochia ackermannii]
                                                   [Pseudonopalxochia conzattiana]
                                               Disocactus ackermannii subsp. ackermannii
                                               Disocactus ackermannii subsp. conzattianus
                                                     [Nopalxochia ackermannii var. conzattianum]
                                             Disocactus aurantiacus
                                             Disocactus biformis
                                             Disocactus cinnabarinus
                                             Disocactus crenatus
                                               Disocactus crenatus subsp. kimnachii
                                                     [Epiphyllum crenatum var. kimnachii]
                                             Disocactus eichlamii
                                                   [Epiphyllum eichlamii]
                                                   [Phyllocactus eichlamii]
                                             Disocactus flagelliformis
                                                   [Aporocactus flagelliformis]
                                                   [Aporocactus leptophis]
                                                   [Cactus flagelliformis]
                                                   [Selenicereus innesii]
                                             Disocactus kimnachii
                                             Disocactus macdougallii
                                                   [Lobeira macdougallii]
                                                   [Loberia macdougallii]
                                                   [Nopalxochia macdougallii]
                                             Disocactus macranthus
                                                   [Pseudorhipsalis macrantha]
                                             Disocactus martianus
                                                   [Aporocactus conzattii]
                                                   [Aporocactus martianus]
                                             Disocactus nelsonii
                                                   [Chiapasia nelsonii]
                                                   [Epiphyllum nelsonii]
                                               Disocactus nelsonii subsp. hondurensis
                                               Disocactus nelsonii subsp. nelsonii
                                             Disocactus phyllanthoides
                                                   [Cactus phyllanthoides]
                                                   [Epiphyllum speciosum]
                                                   [Nopalxochia phyllanthoides]
                                             Disocactus quezaltecus
                                                   [Bonifazia quezalteca]
                                                   [Epiphyllum quezaltecum]
                                             Disocactus schrankii
                                             Disocactus speciosus
                                                   [Cactus speciosus]
                                                   [Heliocereus speciosissimus]
                                                   [Heliocereus speciosus]
                                                   Disocactus speciosus f. amecamensis
                                               Disocactus speciosus subsp. aurantiacus
                                               Disocactus speciosus subsp. blomianus
                                                     [Heliocereus aurantiacus var. blomianus]
                                               Disocactus speciosus subsp. cinnabarinus
                                               Disocactus speciosus subsp. speciosus
                                                     [Heliocereus amecamensis]
                                     Dolichothele
                                             Dolichothele albescens
                                     Echinocactus
                                           [Echinofossulocactus]
                                           [Homalocephala]
                                           [Meyerocactus]
                                             Echinocactus flavidispinus
                                             Echinocactus grusonii
                                             Echinocactus hamatacanthus
                                             Echinocactus horizonthalonius
                                                   [Echinocactus horizonthalonius var. moelleri]
                                                   [Echinocactus horizonthalonius var. nicholii]
                                                   [Meyerocactus horizonthalonius]
                                             Echinocactus johnsoni
                                             Echinocactus lecontei
                                             Echinocactus myriostigma
                                             Echinocactus parryi
                                                   [Emorycactus parryi]
                                             Echinocactus platyacanthus
                                                   [Echinocactus grandis]
                                                   [Echinocactus palmeri]
                                             Echinocactus polycephalus
                                                   [Emorycactus polycephalus]
                                               Echinocactus polycephalus subsp. polycephalus
                                                     [Echinocactus polycephalus var. polycephalus]
                                               Echinocactus polycephalus subsp. xeranthemoides
                                                     [Echinocactus polycephalus var. xeranthemoides]
                                                     [Echinocactus xeranthemoides]
                                               Echinocactus polycephalus var. polycephalus
                                             Echinocactus robustus
                                             Echinocactus sinuatus
                                             Echinocactus texensis
                                                   [Homalocephala texensis]
                                             Echinocactus tobuschii
                                     Echinocereus
                                           [Morangaya]
                                             Echinocereus acifer
                                               Echinocereus acifer subsp. acifer
                                                     [Echinocereus polyacanthus subsp. acifer]
                                               Echinocereus acifer subsp. huitcholensis
                                                     [Echinocereus polyacanthus subsp. huitcholensis]
                                                     [Echinocereus polyacanthus var. huitcholensis]
                                             Echinocereus adustus
                                               Echinocereus adustus subsp. adustus
                                               Echinocereus adustus subsp. schwarzii
                                                     [Echinocereus adustus subsp. roemerianus]
                                             Echinocereus amoenus
                                             Echinocereus apachensis
                                             Echinocereus arizonicus
                                                   [Echinocereus arizonicus subsp. nigrihorridispinus]
                                                   [Echinocereus coccineus var. arizonicus]
                                                   [Echinocereus matudae]
                                                   [Echinocereus polyacanthus var. neomexicanus]
                                                   [Echinocereus triglochidiatus var. arizonicus]
                                                   [Echinocereus triglochidiatus var. neomexicanus]
                                               Echinocereus arizonicus subsp. arizonicus
                                             Echinocereus bakeri
                                             Echinocereus barthelowanus
                                             Echinocereus berlandieri
                                                   [Echinocereus berlandieri var. blankii]
                                                   [Echinocereus blanckii]
                                                   [Echinocereus blankii]
                                               Echinocereus berlandieri var. berlandieri
                                             Echinocereus bonatzii
                                             Echinocereus bonkerae
                                                   [Echinocereus fasciculatus subsp. bonkerae]
                                                   [Echinocereus fasciculatus var. bonkerae]
                                                   [Echinocereus fendleri var. bonkerae]
                                               Echinocereus bonkerae subsp. bonkerae
                                             Echinocereus brandegeei
                                                   [Cereus brandegeei]
                                                   [Echinocereus mamillatus]
                                             Echinocereus bristolii
                                             Echinocereus canyonensis
                                             Echinocereus chisosensis
                                                   [Echinocereus chisoensis]
                                               Echinocereus chisosensis subsp. chisosensis
                                                     [Echinocereus chisoensis var. chisoensis]
                                                     [Echinocereus chisosensis var. chisosensis]
                                                     [Echinocereus reichenbachii var. chisoensis]
                                                     [Echinocereus reichenbachii var. chisosensis]
                                               Echinocereus chisosensis subsp. fobeanus
                                             Echinocereus chloranthus
                                             Echinocereus cinerascens
                                                   [Echinocereus chlorophthalmus]
                                                   [Echinocereus cinerascens var. ehrenbergii]
                                                   [Echinocereus glycimorphus]
                                               Echinocereus cinerascens subsp. cinerascens
                                               Echinocereus cinerascens subsp. septentrionalis
                                               Echinocereus cinerascens subsp. tulensis
                                             Echinocereus coccineus
                                               Echinocereus coccineus subsp. coccineus
                                                     [Cereus roemeri]
                                                     [Echinocereus coccineus subsp. roemeri]
                                                     [Echinocereus coccineus subsp. rosei]
                                                     [Echinocereus coccineus var. coccineus]
                                                     [Echinocereus coccineus var. conoideus]
                                                     [Echinocereus coccineus var. inermis]
                                                     [Echinocereus coccineus var. rosei]
                                                     [Echinocereus phoeniceus var. inermis]
                                                     [Echinocereus phoeniceus var. phoeniceus]
                                                     [Echinocereus polyacanthus var. rosei]
                                                     [Echinocereus triglochidiatus var. hexaedrus]
                                                     [Echinocereus triglochidiatus var. inermis]
                                                     [Echinocereus triglochidiatus var. melanacanthus]
                                                     [Echinocereus triglochidiatus var. octacanthus]
                                               Echinocereus coccineus subsp. paucispinus
                                                     [Echinocereus coccineus var. paucispinus]
                                                     [Echinocereus triglochidiatus var. paucispinus]
                                               Echinocereus coccineus subsp. santaritensis
                                               Echinocereus coccineus subsp. transpecosensis
                                               Echinocereus coccineus var. gurneyi
                                                     [Echinocereus triglochidiatus var. gurneyi]
                                             Echinocereus ctenoides
                                             Echinocereus dasyacanthus
                                                   [Echinocereus dasyacanthus subsp. dasyacanthus]
                                                   [Echinocereus dasyacanthus subsp. rectispinus]
                                                   [Echinocereus dasyacanthus var. hildmannii]
                                                   [Echinocereus pectinatus var. dasyacanthus]
                                                   [Echinocereus pectinatus var. neomexicanus]
                                                   [Echinocereus steereae]
                                             Echinocereus davisii
                                                   [Echinocereus viridiflorus subsp. davisii]
                                                   [Echinocereus viridiflorus var. davisii]
                                             Echinocereus delaetii
                                             Echinocereus dubius
                                             Echinocereus engelmannii
                                                   [Cereus engelmanni]
                                                   [Cereus engelmannii]
                                                   [Echinocereus decumbens]
                                                   [Echinocereus engelmanni]
                                                   [Echinocereus engelmannii subsp. decumbens]
                                                   [Echinocereus engelmannii subsp. engelmannii]
                                                   [Echinocereus engelmannii var. acicularis]
                                                   [Echinocereus engelmannii var. armatus]
                                                   [Echinocereus engelmannii var. chrysocentrus]
                                                   [Echinocereus engelmannii var. decumbens]
                                                   [Echinocereus engelmannii var. engelmannii]
                                                   [Echinocereus engelmannii var. howei]
                                                   [Echinocereus engelmannii var. munzii]
                                                   [Echinocereus engelmannii var. variegatus]
                                                   [Echinocereus munzii]
                                             Echinocereus enneacanthus
                                               Echinocereus enneacanthus subsp. brevispinus
                                                     [Echinocereus enneacanthus var. brevispinus]
                                                     [Echinocereus enneacanthus var. carnosus]
                                               Echinocereus enneacanthus subsp. enneacanthus
                                                     [Echinocereus enneacanthus var. dubius]
                                                     [Echinocereus enneacanthus var. enneacanthus]
                                             Echinocereus fasciculatus
                                                   [Echinocereus abbeae]
                                                   [Echinocereus boyce-thompsonii]
                                                   [Echinocereus fasciculatus subsp. boyce-thompsonii]
                                                   [Echinocereus fasciculatus subsp. fasciculatus]
                                                   [Echinocereus fasciculatus var. boyce-thompsonii]
                                                   [Echinocereus fendleri var. boyce-thompsonii]
                                                   [Echinocereus fendleri var. fasciculatus]
                                                   [Echinocereus fendleri var. robustus]
                                                   [Echinocereus rectispinus var. robustus]
                                                   [Echinocereus reichenbachii var. robustus]
                                               Echinocereus fasciculatus var. fasciculatus
                                             Echinocereus fendleri
                                               Echinocereus fendleri subsp. fendleri
                                                     [Echinocereus fendleri subsp. hempelii]
                                                     [Echinocereus fendleri var. fendleri]
                                                     [Echinocereus fendleri var. kuenzleri]
                                               Echinocereus fendleri subsp. rectispinus
                                                     [Echinocereus fendleri var. rectispinus]
                                                     [Echinocereus fendleri var. retispinus]
                                             Echinocereus ferreirianus
                                               Echinocereus ferreirianus subsp. ferreirianus
                                               Echinocereus ferreirianus subsp. lindsayi
                                                     [Echinocereus ferreirianus var. lindsayi]
                                             Echinocereus floresii
                                             Echinocereus fobeanus
                                             Echinocereus freudenbergii
                                                   [Echinocereus freudenbergeri]
                                             Echinocereus gentryi
                                             Echinocereus grandis
                                             Echinocereus hempelii
                                             Echinocereus hexaedrus
                                             Echinocereus hildmannii
                                             Echinocereus huitcholensis
                                             Echinocereus klapperi
                                                   [Echinocereus klapperi subsp. bacanorensis]
                                             Echinocereus knippelianus
                                                   [Echinocereus knippelianus var. kruegeri]
                                                   [Echinocereus knippelianus var. reyesii]
                                             Echinocereus kuenzleri
                                             Echinocereus kunzei
                                             Echinocereus laui
                                             Echinocereus ledingii
                                                   [Echinocereus fendleri var. ledingii]
                                             Echinocereus leonensis
                                             Echinocereus leptacanthus
                                             Echinocereus leucanthus
                                                   [Wilcoxia albiflora]
                                             Echinocereus lindsayi
                                             Echinocereus longisetus
                                               Echinocereus longisetus subsp. delaetii
                                               Echinocereus longisetus subsp. longisetus
                                             Echinocereus luteus
                                             Echinocereus mapimiensis
                                             Echinocereus maritimus
                                                   [Cereus maritimus]
                                                   [Echinocereus hancockii]
                                                   [Echinocereus maritimus subsp. hancockii]
                                                   [Echinocereus maritimus subsp. maritimus]
                                                   [Echinocereus maritimus var. hancockii]
                                               Echinocereus maritimus var. maritimus
                                             Echinocereus merkeri
                                             Echinocereus metornii
                                             Echinocereus mojavensis
                                                   [Cereus mojavensis]
                                                   [Cereus triglochidiatus]
                                                   [Echinocereus coccineus subsp. mojavensis]
                                                   [Echinocereus triglochidiatus subsp. mojavensis]
                                                   [Echinocereus triglochidiatus var. mojavensis]
                                                   [Echinocereus triglochidiatus]
                                             Echinocereus mombergerianus
                                                   [Echinocereus polyacanthus subsp. mombergerianus]
                                             Echinocereus morricalii
                                             Echinocereus neomexicanus
                                             Echinocereus nicholii
                                                   [Echinocereus engelmannii var. nicholii]
                                                   [Echinocereus llanuraensis]
                                                   [Echinocereus nicholii subsp. llanuraensis]
                                                   [Echinocereus nicholii subsp. nicholii]
                                             Echinocereus nivosus
                                                   [Echinocereus albatus]
                                             Echinocereus ochoterenae
                                             Echinocereus octacanthus
                                             Echinocereus ortegae
                                               Echinocereus ortegae subsp. koehresianus
                                               Echinocereus ortegae subsp. ortegae
                                             Echinocereus pacificus
                                                   [Echinocereus polyacanthus subsp. pacificus]
                                                   [Echinocereus polyacanthus var. pacificus]
                                             Echinocereus palmeri
                                               Echinocereus palmeri subsp. mazapil
                                               Echinocereus palmeri subsp. palmeri
                                             Echinocereus pamanesiorum
                                               Echinocereus pamanesiorum subsp. bonatzii
                                                     [Echinocereus adustus subsp. bonatzii]
                                               Echinocereus pamanesiorum subsp. pamanesiorum
                                             Echinocereus papillosus
                                                   [Echinocereus angusticeps]
                                                   [Echinocereus berlandieri var. angusticeps]
                                                   [Echinocereus berlandieri var. papillosus]
                                                   [Echinocereus blankii var. angusticeps]
                                                   [Echinocereus papillosus var. angusticeps]
                                                   [Echinocereus papillosus var. papillosus]
                                             Echinocereus parkeri
                                               Echinocereus parkeri subsp. arteagensis
                                               Echinocereus parkeri subsp. gonzalezii
                                               Echinocereus parkeri subsp. mazapilensis
                                               Echinocereus parkeri subsp. parkeri
                                             Echinocereus pectinatus
                                               Echinocereus pectinatus subsp. ctenoides
                                                     [Echinocereus pectinatus var. ctenoides]
                                               Echinocereus pectinatus subsp. pectinatus
                                                     [Echinocereus pectinatus var. pectinatus]
                                               Echinocereus pectinatus subsp. wenigeri
                                                     [Echinocereus pectinatus var. wenigeri]
                                             Echinocereus pensilis
                                                   [Morangaya pensilis]
                                             Echinocereus pentalophus
                                               Echinocereus pentalophus subsp. leonensis
                                               Echinocereus pentalophus subsp. pentalophus
                                               Echinocereus pentalophus subsp. procumbens
                                             Echinocereus perplexus
                                             Echinocereus phoeniceus
                                             Echinocereus polyacanthus
                                                   [Cereus polyacanthus]
                                                   [Echinocereus durangensis]
                                                   [Echinocereus polyacanthus subsp. polyacanthus]
                                                   [Echinocereus triglochidiatus var. polyacanthus]
                                               Echinocereus polyacanthus var. polyacanthus
                                             Echinocereus poselgeri
                                                   [Echinocereus kroenleinii]
                                                   [Echinocereus poselgeri subsp. kroenleinii]
                                                   [Echinocereus tamaulipensis subsp. waldeisii]
                                                   [Echinocereus waldeisii]
                                                   [Wilcoxia kroenleinii]
                                                   [Wilcoxia poselgeri]
                                                   [Wilcoxia tamaulipensis]
                                                   [Wilcoxia tuberosa]
                                             Echinocereus primolanatus
                                             Echinocereus pseudopectinatus
                                                   [Echinocereus bristolii var. pseudopectinatus]
                                                   [Echinocereus pectinatus var. minor]
                                             Echinocereus pulchellus
                                               Echinocereus pulchellus subsp. acanthosetus
                                               Echinocereus pulchellus subsp. pulchellus
                                               Echinocereus pulchellus subsp. sharpii
                                               Echinocereus pulchellus subsp. weinbergii
                                             Echinocereus rayonesensis
                                             Echinocereus rebmanii
                                             Echinocereus rectispinus
                                             Echinocereus reichenbachii
                                                   [Echinocereus albispinus]
                                                   [Echinocereus baileyi var. albispinus]
                                                   [Echinocereus baileyi]
                                                   [Echinocereus caespitosus var. minor]
                                                   [Echinocereus caespitosus var. perbellus]
                                                   [Echinocereus caespitosus var. purpureus]
                                                   [Echinocereus caespitosus]
                                                   [Echinocereus fitchii]
                                                   [Echinocereus melanocentrus]
                                                   [Echinocereus perbellus]
                                                   [Echinocereus purpureus]
                                                   [Echinocereus reichenbachii subsp. armatus]
                                                   [Echinocereus reichenbachii subsp. baileyi]
                                                   [Echinocereus reichenbachii subsp. burrensis]
                                                   [Echinocereus reichenbachii subsp. fitchii]
                                                   [Echinocereus reichenbachii subsp. perbellus]
                                                   [Echinocereus reichenbachii subsp. reichenbachii]
                                                   [Echinocereus reichenbachii var. albertii]
                                                   [Echinocereus reichenbachii var. albispinus]
                                                   [Echinocereus reichenbachii var. baileyi]
                                                   [Echinocereus reichenbachii var. fitchii]
                                                   [Echinocereus reichenbachii var. perbellus]
                                                   [Echinocereus reichenbachii var. reichenbachii]
                                             Echinocereus relictus
                                                   [Echinocereus engelmannii var. purpureus]
                                             Echinocereus rigidissimus
                                               Echinocereus rigidissimus subsp. rigidissimus
                                                     [Echinocereus pectinatus var. rigidissimus]
                                               Echinocereus rigidissimus subsp. rubispinus
                                             Echinocereus roemeri
                                             Echinocereus roetteri
                                             Echinocereus rosei
                                             Echinocereus russanthus
                                                   [Echinocereus chloranthus var. russanthus]
                                                   [Echinocereus viridiflorus var. russanthus]
                                             Echinocereus salm-dyckianus
                                                   [Echinocereus salm-dyckianus var. noctiflorus]
                                                   [Echinocereus salmianus]
                                                   [Echinocereus sanpedroensis]
                                             Echinocereus santaritensis
                                             Echinocereus sarissophorus
                                             Echinocereus scheeri
                                               Echinocereus scheeri subsp. gentryi
                                                     [Echinocereus cucumis]
                                               Echinocereus scheeri subsp. scheeri
                                             Echinocereus schereri
                                             Echinocereus schmollii
                                                   [Wilcoxia schmollii]
                                             Echinocereus schwarzii
                                             Echinocereus sciurus
                                               Echinocereus sciurus subsp. floresii
                                               Echinocereus sciurus subsp. sciurus
                                             Echinocereus scopulorum
                                             Echinocereus spinigemmatus
                                             Echinocereus stolonifer
                                               Echinocereus stolonifer subsp. tayopensis
                                             Echinocereus stoloniferus
                                               Echinocereus stoloniferus subsp. stoloniferus
                                               Echinocereus stoloniferus subsp. tayopensis
                                             Echinocereus stramineus
                                                   [Echinocereus enneacanthus var. stramineus]
                                               Echinocereus stramineus subsp. occidentalis
                                               Echinocereus stramineus subsp. stramineus
                                             Echinocereus subinermis
                                               Echinocereus subinermis subsp. ochoterenae
                                               Echinocereus subinermis subsp. subinermis
                                             Echinocereus tamaulipensis
                                             Echinocereus tayopensis
                                             Echinocereus topiensis
                                             Echinocereus triglochidiatus
                                                   [Echinocereus triglochidiatus subsp. triglochidiatus]
                                                   [Echinocereus triglochidiatus var. gonacanthus]
                                                   [Echinocereus triglochidiatus var. toroweapensis]
                                                   [Echinocereus triglochidiatus var. triglochidiatus]
                                               Echinocereus triglochidiatus mojavensis
                                             Echinocereus tulensis
                                             Echinocereus viereckii
                                               Echinocereus viereckii subsp. morricalii
                                                     [Echinocereus viereckii subsp. huastecensis]
                                               Echinocereus viereckii subsp. viereckii
                                             Echinocereus viridiflorus
                                               Echinocereus viridiflorus subsp. chloranthus
                                                     [Echinocereus chloranthus var. chloranthus]
                                                     [Echinocereus chloranthus var. neocapillus]
                                               Echinocereus viridiflorus subsp. correllii
                                                     [Echinocereus viridiflorus var. correllii]
                                               Echinocereus viridiflorus subsp. cylindricus
                                                     [Echinocereus chloranthus var. cylindricus]
                                                     [Echinocereus viridiflorus var. cylindricus]
                                               Echinocereus viridiflorus subsp. viridiflorus
                                                     [Echinocereus viridiflorus var. standleyi]
                                                     [Echinocereus viridiflorus var. viridiflorus]
                                             Echinocereus websterianus
                                             Echinocereus weinbergii
                                             Echinocereus yavapaiensis
                                             Echinocereus × roetteri
                                                   [Echinocereus lloydii]
                                                   [Echinocereus roetteri var. lloydii]
                                                   [Echinocereus × lloydii]
                                     Echinomastus
                                             Echinomastus acunensis
                                     Echinopsis
                                             Echinopsis albispinosa
                                                   [Echinopsis silvestrii]
                                             Echinopsis ancistrophora
                                                   [Echinopsis ancistrophora subsp. ancistrophora]
                                                   [Echinopsis hamatacantha]
                                                   [Echinopsis kratochviliana]
                                                   [Echinopsis polyancistra]
                                                   [Echinopsis subdenudata]
                                                   [Echinopsis subdenudatus]
                                                   [Pseudolobivia ancistrophora]
                                                   [Pseudolobivia hamatacantha]
                                                   [Pseudolobivia kratochviliana]
                                                   [Pseudolobivia leucorhodantha]
                                                   [Pseudolobivia pelecyrhachis var. lobivioides]
                                                   [Pseudolobivia pelecyrhachis]
                                                   [Pseudolobivia polyancistra]
                                             Echinopsis angelesiae
                                                   [Trichocereus angelesii]
                                             Echinopsis antezanae
                                             Echinopsis arachnacantha
                                                   [Echinopsis ancistrophora subsp. arachnacantha]
                                                   [Echinopsis graciliflora]
                                                   [Lobivia arachnacantha]
                                               Echinopsis arachnacantha subsp. arachnacantha
                                               Echinopsis arachnacantha subsp. densiseta
                                               Echinopsis arachnacantha subsp. sulphurea
                                                     [Echinopsis ancistrophora var. sulphurea]
                                                     [Echinopsis arachnacantha var. sulphurea]
                                               Echinopsis arachnacantha subsp. torrecillasensis
                                             Echinopsis arboricola
                                                   [Trichocereus arboricola]
                                             Echinopsis arebaloi
                                             Echinopsis atacamensis
                                                   [Helianthocereus atacamensis]
                                               Echinopsis atacamensis subsp. atacamensis
                                               Echinopsis atacamensis subsp. pasacana
                                             Echinopsis aurantiaca
                                             Echinopsis aurea
                                                   [Hymenorebutia aurea]
                                                   [Lobivia aurea]
                                                   [Pseudolobivia aurea]
                                               Echinopsis aurea subsp. aurea
                                               Echinopsis aurea subsp. fallax
                                               Echinopsis aurea subsp. shaferi
                                             Echinopsis ayopayana
                                                   [Echinopsis kladiwana]
                                             Echinopsis backebergii
                                                   [Lobivia backebergiana]
                                                   [Lobivia backebergii]
                                               Echinopsis backebergii subsp. backebergii
                                                     [Lobivia backebergii subsp. zecheri]
                                                     [Lobivia backebergii var. zecheri]
                                                     [Lobivia wrightiana var. winteriana]
                                               Echinopsis backebergii subsp. wrightiana
                                                     [Lobivia backebergii subsp. wrightiana]
                                                     [Lobivia backebergii var. winteriana]
                                                     [Lobivia backebergii var. wrightiana]
                                             Echinopsis bertramiana
                                             Echinopsis boedekeriana
                                             Echinopsis bolligeriana
                                             Echinopsis breviflora
                                                   [Lobivia breviflora]
                                             Echinopsis bridgesii
                                               Echinopsis bridgesii subsp. bridgesii
                                               Echinopsis bridgesii subsp. vallegrandensis
                                                     [Echinopsis huotii subsp. huotii]
                                                     [Echinopsis huotii subsp. vallegrandensis]
                                               Echinopsis bridgesii subsp. yungasensis
                                             Echinopsis bruchii
                                             Echinopsis caespitosa
                                             Echinopsis caineana
                                                   [Lobivia caineana]
                                             Echinopsis calochlora
                                                   [Echinopsis calochlora subsp. calochlora]
                                                   [Echinopsis calochlora subsp. glaetzleana]
                                                   [Echinopsis hammerschmidii]
                                                   [Echinopsis ibicuatensis]
                                             Echinopsis calorubra
                                                   [Echinopsis ancistrophora subsp. cardenasiana]
                                                   [Echinopsis ancistrophora subsp. pojoensis]
                                                   [Echinopsis obrepanda subsp. calorubra]
                                                   [Echinopsis obrepanda var. calorubra]
                                                   [Lobivia aguilarii]
                                                   [Lobivia calorubra]
                                                   [Lobivia cardenasiana]
                                                   [Lobivia pojoensis]
                                                   [Pseudolobivia calorubra]
                                             Echinopsis camarguensis
                                                   [Trichocereus camarguensis]
                                             Echinopsis candicans
                                                   [Echinopsis courantii]
                                                   [Echinopsis pseudocandicans]
                                                   [Echinopsis purpureopilosa]
                                                   [Helianthocereus pseudocandicans]
                                                   [Trichocereus candicans]
                                                   [Trichocereus courantii]
                                                   [Trichocereus neolamprochlorus]
                                                   [Trichocereus pseudocandicans]
                                             Echinopsis caulescens
                                                   [Trichocereus caulescens]
                                             Echinopsis chacoana
                                             Echinopsis chamaecereus
                                                   [Chamaecereus silvestrii]
                                             Echinopsis chiloensis
                                                   [Trichocereus chiloensis]
                                               Echinopsis chiloensis subsp. chiloensis
                                               Echinopsis chiloensis subsp. litoralis
                                               Echinopsis chiloensis subsp. skottsbergii
                                             Echinopsis chrysantha
                                                   [Hymenorebutia chrysantha]
                                                   [Lobivia chrysantha]
                                                   [Lobivia polaskiana]
                                             Echinopsis chrysochete
                                                   [Lobivia chrysochete]
                                                   [Lobivia hystrix]
                                             Echinopsis cinnabarina
                                                   [Echinocactus cinnabarinus]
                                                   [Lobivia charcasina]
                                                   [Lobivia cinnabarina subsp. prestoana]
                                                   [Lobivia cinnabarina subsp. taratensis]
                                                   [Lobivia cinnabarina]
                                                   [Lobivia draxleriana]
                                                   [Lobivia prestoana]
                                                   [Lobivia taratensis]
                                                   [Lobivia walterspielii]
                                                   [Lobivia zudanensis]
                                                   [Weingartia jarmilae]
                                             Echinopsis clavata
                                                   [Echinopsis clavatus]
                                                   [Trichocereus clavatus]
                                             Echinopsis cochabambensis
                                             Echinopsis comarapana
                                             Echinopsis conaconensis
                                             Echinopsis coquimbana
                                                   [Cactus coquimbanus]
                                                   [Trichocereus coquimbanus]
                                             Echinopsis cotacajesi
                                             Echinopsis cotacajesii
                                             Echinopsis cuzcoensis
                                                   [Echinopsis knuthiana]
                                                   [Echinopsis schoenii]
                                                   [Echinopsis tarmaensis]
                                                   [Echinopsis tulhuayacensis]
                                                   [Trichocereus cuzcoensis]
                                                   [Trichocereus knuthianus]
                                                   [Trichocereus schoenii]
                                                   [Trichocereus tarmaensis]
                                                   [Trichocereus tulhuayacensis]
                                             Echinopsis densispina
                                                   [Echinopsis scoparia]
                                                   [Hymenorebutia chlorogona]
                                                   [Lobivia densispina]
                                                   [Lobivia haematantha subsp. densispina]
                                                   [Lobivia haematantha var. densispina]
                                                   [Lobivia rebutioides]
                                                   [Lobivia scoparia]
                                             Echinopsis deserticola
                                                   [Trichocereus deserticola]
                                             Echinopsis famatimensis
                                                   [Echinocactus famatimensis]
                                                   [Echinopsis famatinensis]
                                                   [Lobivia famatimensis]
                                                   [Reicheocactus pseudoreicheanus]
                                             Echinopsis ferox
                                                   [Echinopsis cerdana]
                                                   [Echinopsis ferox subsp. potosina]
                                                   [Echinopsis ferox var. potosina]
                                                   [Echinopsis lecoriensis]
                                                   [Echinopsis longispina]
                                                   [Echinopsis nigra]
                                                   [Echinopsis potosina]
                                                   [Lobivia aureolilacina]
                                                   [Lobivia claeysiana]
                                                   [Lobivia ferox]
                                                   [Lobivia hastifera]
                                                   [Lobivia horrida]
                                                   [Lobivia longispina]
                                                   [Lobivia pachyacantha]
                                                   [Lobivia potosina]
                                                   [Lobivia variispina]
                                                   [Pseudolobivia ferox]
                                                   [Pseudolobivia lecoriensis]
                                                   [Pseudolobivia longispina]
                                                   [Pseudolobivia potosina]
                                                   [Pseudolobivia wilkeae]
                                                   [Trichocereus orurensis]
                                             Echinopsis formosa
                                                   [Echinocactus formosus]
                                                   [Lobivia formosa]
                                                   [Soehrensia formosa]
                                                   [Soehrensia oreopepon]
                                                   [Trichocereus formosus]
                                               Echinopsis formosa subsp. bruchii
                                                     [Lobivia formosa subsp. bruchii]
                                                     [Lobivia formosa subsp. grandis]
                                                     [Lobivia formosa var. bruchii]
                                                     [Lobivia formosa var. grandis]
                                               Echinopsis formosa subsp. formosa
                                               Echinopsis formosa subsp. kieslingii
                                               Echinopsis formosa subsp. korethroides
                                               Echinopsis formosa subsp. randallii
                                               Echinopsis formosa subsp. rosarioana
                                             Echinopsis glauca
                                                   [Echinopsis uyupampensis]
                                                   [Trichocereus uyupampensis]
                                             Echinopsis glaucina
                                             Echinopsis haematantha
                                                   [Echinocactus haematanthus]
                                                   [Echinopsis elongata]
                                                   [Echinopsis hualfinensis]
                                                   [Echinopsis kuehnrichii]
                                                   [Hymenorebutia drijveriana]
                                                   [Hymenorebutia kuehnrichii]
                                                   [Lobivia amblayensis]
                                                   [Lobivia chorillosensis]
                                                   [Lobivia chorrillosensis]
                                                   [Lobivia drijveriana var. astranthema]
                                                   [Lobivia drijveriana]
                                                   [Lobivia elongata]
                                                   [Lobivia haematantha subsp. chorillosensis]
                                                   [Lobivia haematantha subsp. kuehnrichii]
                                                   [Lobivia haematantha var. chorrillosensis]
                                                   [Lobivia haematantha var. kuehnrichii]
                                                   [Lobivia haematantha]
                                                   [Lobivia hualfinensis var. fechseri]
                                                   [Lobivia hualfinensis]
                                                   [Lobivia kuehnrichii]
                                                   [Lobivia mirabunda]
                                             Echinopsis hahniana
                                                   [Harrisia hahniana]
                                                   [Mediocactus hahnianus]
                                             Echinopsis hertrichiana
                                                   [Lobivia allegraiana]
                                                   [Lobivia backebergii subsp. hertrichiana]
                                                   [Lobivia backebergii var. hertrichiana]
                                                   [Lobivia binghamiana]
                                                   [Lobivia echinata]
                                                   [Lobivia hertrichiana]
                                                   [Lobivia huilcanota]
                                                   [Lobivia incaica]
                                                   [Lobivia laui]
                                                   [Lobivia minuta]
                                                   [Lobivia planiceps]
                                                   [Lobivia vilcabambae]
                                                   [Neolloydia laui]
                                                   [Neolobivia echinata]
                                                   [Neolobivia hertrichiana]
                                                   [Neolobivia incaica]
                                                   [Neolobivia minuta]
                                                   [Neolobivia vilcabambae]
                                             Echinopsis huascha
                                                   [Helianthocereus grandiflorus]
                                                   [Helianthocereus huascha]
                                                   [Helianthocereus hyalacanthus]
                                                   [Lobivia andalgalensis]
                                                   [Lobivia huascha]
                                                   [Lobivia purpureominiata]
                                                   [Trichocereus catamarcensis]
                                                   [Trichocereus grandiflorus]
                                                   [Trichocereus huascha]
                                               Echinopsis huascha subsp. huascha
                                                     [Helianthocereus pecheretianus var. viridior]
                                               Echinopsis huascha subsp. robusta
                                                     [Lobivia huascha var. robusta]
                                             Echinopsis huotii
                                             Echinopsis jajoana
                                                   [Echinopsis sanguiniflora]
                                                   [Lobivia chrysacantha]
                                                   [Lobivia chrysantha subsp. jajoiana]
                                                   [Lobivia chrysantha var. jajoiana]
                                                   [Lobivia duursmaiana]
                                                   [Lobivia jajoiana]
                                                   [Lobivia polycephala]
                                                   [Lobivia sanguiniflora]
                                             Echinopsis klingleriana
                                             Echinopsis korethroides
                                             Echinopsis lageniformis
                                                   [Echinopsis scopulicola]
                                                   [Trichocereus bridgesii]
                                                   [Trichocereus scopulicola]
                                             Echinopsis lamprochlora
                                             Echinopsis lateritia
                                                   [Hymenorebutia cintiensis]
                                                   [Hymenorebutia torataensis]
                                                   [Hymenorebutia torreana]
                                                   [Lobivia camataquiensis]
                                                   [Lobivia carminantha]
                                                   [Lobivia cintiensis]
                                                   [Lobivia kupperiana]
                                                   [Lobivia lateritia]
                                                   [Lobivia scopulina]
                                             Echinopsis leucantha
                                                   [Echinopsis baldiana]
                                                   [Echinopsis cordobensis]
                                                   [Echinopsis intricatissima]
                                                   [Echinopsis melanopotamica]
                                                   [Echinopsis molesta]
                                                   [Echinopsis shaferi]
                                                   [Echinopsis spegazziniana]
                                             Echinopsis litoralis
                                             Echinopsis macrogona
                                             Echinopsis mamillosa
                                                   [Echinopsis herbasii]
                                                   [Echinopsis mamillosa subsp. mamillosa]
                                                   [Echinopsis mamillosa subsp. silvatica]
                                                   [Echinopsis pseudomamillosa]
                                                   [Echinopsis pseudomammillosa]
                                                   [Echinopsis ritteri]
                                                   [Echinopsis riviere-de-caraltii]
                                                   [Echinopsis roseo-lilacina]
                                                   [Echinopsis silvatica]
                                                   [Pseudolobivia kermesina]
                                             Echinopsis marsoneri
                                                   [Lobivia buiningiana]
                                                   [Lobivia chrysantha subsp. marsoneri]
                                                   [Lobivia chrysantha var. marsoneri]
                                                   [Lobivia glauca]
                                                   [Lobivia haageana]
                                                   [Lobivia iridescens]
                                                   [Lobivia marsoneri]
                                                   [Lobivia muhriae]
                                                   [Lobivia nigrostoma]
                                                   [Lobivia rubescens]
                                                   [Lobivia tuberculosa]
                                                   [Lobivia uitewaaleana]
                                             Echinopsis maximiliana
                                                   [Lobivia cariquinensis]
                                                   [Lobivia charazanensis]
                                                   [Lobivia corbula]
                                                   [Lobivia cruciaureispina]
                                                   [Lobivia hermanniana]
                                                   [Lobivia intermedia]
                                                   [Lobivia miniatiflora]
                                                   [Lobivia pseudocariquinensis]
                                                   [Lobivia sicuaniensis]
                                               Echinopsis maximiliana subsp. caespitosa
                                               Echinopsis maximiliana subsp. maximiliana
                                               Echinopsis maximiliana subsp. westii
                                             Echinopsis meyeri
                                             Echinopsis mieckleyi
                                             Echinopsis minuana
                                             Echinopsis mirabilis
                                                   [Setiechinopsis mirabilis]
                                             Echinopsis obrepanda
                                                   [Echinopsis cajasensis]
                                                   [Echinopsis calliantholilacina]
                                                   [Echinopsis callichroma]
                                                   [Echinopsis carmineiflora]
                                                   [Echinopsis fiebrigii]
                                                   [Echinopsis hystrichoides]
                                                   [Echinopsis mataranensis]
                                                   [Echinopsis obrepanda subsp. obrepanda]
                                                   [Echinopsis obrepanda subsp. tapecuana]
                                                   [Echinopsis tapecuana]
                                                   [Echinopsis toralapana]
                                                   [Pseudolobivia callichroma]
                                                   [Pseudolobivia carmineiflora]
                                                   [Pseudolobivia obrepanda]
                                                   [Pseudolobivia orozasana]
                                                   [Pseudolobivia toralapana]
                                             Echinopsis oligotricha
                                                   [Lobivia oligotricha]
                                             Echinopsis oxygona
                                                   [Echinopsis adolfofriedrichii]
                                                   [Echinopsis brasiliensis]
                                                   [Echinopsis derenbergii]
                                                   [Echinopsis eyriesii]
                                                   [Echinopsis multiplex]
                                                   [Echinopsis paraguayensis]
                                                   [Echinopsis tubiflora]
                                             Echinopsis pachanoi
                                                   [Echinopsis chalaensis]
                                                   [Echinopsis santaensis]
                                                   [Trichocereus chalaensis]
                                                   [Trichocereus pachanoi]
                                                   [Trichocereus santaensis]
                                             Echinopsis pampana
                                                   [Lobivia aureosenilis]
                                                   [Lobivia glaucescens]
                                                   [Lobivia mistiensis]
                                                   [Lobivia pampana]
                                             Echinopsis pampariuzii
                                             Echinopsis pasacana
                                             Echinopsis pecheretiana
                                             Echinopsis pentlandii
                                                   [Echinocactus pentlandii]
                                                   [Echinocereus pentlandii]
                                                   [Echinopsis hardeniana]
                                                   [Echinopsis pentlandii subsp. hardeniana]
                                                   [Echinopsis pentlandii subsp. larae]
                                                   [Lobivia aculeata]
                                                   [Lobivia argentea]
                                                   [Lobivia aurantiaca]
                                                   [Lobivia boliviensis]
                                                   [Lobivia brunneo-rosea]
                                                   [Lobivia higginsiana]
                                                   [Lobivia johnsoniana]
                                                   [Lobivia larae]
                                                   [Lobivia lauramarca]
                                                   [Lobivia leucorhodon]
                                                   [Lobivia leucoviolacea]
                                                   [Lobivia multicostata]
                                                   [Lobivia pentlandii]
                                                   [Lobivia raphidacantha]
                                                   [Lobivia schneideriana]
                                                   [Lobivia titicacensis]
                                                   [Lobivia varians]
                                                   [Lobivia wegheiana]
                                             Echinopsis pereziensis
                                             Echinopsis peruviana
                                                   [Echinopsis peruviana subsp. peruviana]
                                                   [Echinopsis peruviana subsp. puquiensis]
                                                   [Echinopsis puquiensis]
                                                   [Trichocereus peruvianus]
                                                   [Trichocereus puquiensis]
                                                   [Trichocereus tacnaensis]
                                                   [Trichocereus torataensis]
                                             Echinopsis pojoensis
                                             Echinopsis pugionacantha
                                                   [Lobivia salitrensis]
                                               Echinopsis pugionacantha subsp. haemantha
                                                     [Lobivia salitrensis var. flexuosa]
                                               Echinopsis pugionacantha subsp. pugionacantha
                                               Echinopsis pugionacantha subsp. rossii
                                             Echinopsis quadratiumbonata
                                                   [Echinopsis quadratiumbonatus]
                                                   [Trichocereus quadratiumbonatus]
                                             Echinopsis quinesensis
                                             Echinopsis randallii
                                             Echinopsis rhodotricha
                                               Echinopsis rhodotricha subsp. chacoana
                                               Echinopsis rhodotricha subsp. rhodotricha
                                             Echinopsis rivierei
                                             Echinopsis rojasii
                                                   [Echinopsis boyuibensis]
                                                   [Echinopsis coronata]
                                                   [Pseudolobivia boyuibensis]
                                                   [Pseudolobivia rojasii]
                                             Echinopsis rossii
                                             Echinopsis rowleyi
                                                   [Echinopsis crassicaulis]
                                                   [Helianthocereus crassicaulis]
                                                   [Lobivia crassicaulis]
                                                   [Trichocereus rowleyi]
                                             Echinopsis saltensis
                                               Echinopsis saltensis subsp. saltensis
                                               Echinopsis saltensis subsp. schreiteri
                                             Echinopsis schickendantzii
                                                   [Echinopsis fabrisii]
                                                   [Echinopsis friedrichii]
                                                   [Echinopsis smrziana]
                                                   [Helianthocereus narvaecensis]
                                                   [Soehrensia smrziana]
                                                   [Trichocereus fabrisii]
                                                   [Trichocereus manguinii]
                                                   [Trichocereus narvaecensis]
                                                   [Trichocereus schickendantzii]
                                                   [Trichocereus shaferi]
                                                   [Trichocereus tenuispinus]
                                                   [Trichocereus volcanensis]
                                             Echinopsis schieliana
                                                   [Lobivia backebergii subsp. schieliana]
                                                   [Lobivia backebergii var. schieliana]
                                                   [Lobivia quiabayensis]
                                                   [Lobivia schieliana]
                                             Echinopsis schreiteri
                                             Echinopsis skottsbergii
                                             Echinopsis spachiana
                                                   [Trichocereus spachianus]
                                             Echinopsis spinibarbis
                                             Echinopsis spiniflora
                                                   [Acanthocalycium klimpelianum]
                                                   [Acanthocalycium peitscherianum]
                                                   [Acanthocalycium spiniflorum]
                                                   [Acanthocalycium violaceum]
                                                   [Echinocactus spiniflorus]
                                             Echinopsis stilowiana
                                                   [Lobivia stilowiana]
                                             Echinopsis stollenwerkiana
                                             Echinopsis strigosa
                                                   [Trichocereus strigosus]
                                             Echinopsis sucrensis
                                             Echinopsis tacaquirensis
                                                   [Echinopsis tacaquirensis subsp. tacaquirensis]
                                                   [Echinopsis tacaquirensis subsp. taquimbalensis]
                                                   [Echinopsis taquimbalensis]
                                                   [Trichocereus taquimbalensis]
                                             Echinopsis tarijensis
                                                   [Echinopsis poco]
                                                   [Helianthocereus antezanae]
                                                   [Helianthocereus orurensis]
                                                   [Helianthocereus poco]
                                                   [Helianthocereus tarijensis]
                                                   [Lobivia formosa subsp. tarijensis]
                                                   [Trichocereus antezanae]
                                                   [Trichocereus poco]
                                                   [Trichocereus tarijensis]
                                               Echinopsis tarijensis subsp. bertramiana
                                                     [Echinopsis tarijensis subsp. herzogianus]
                                                     [Echinopsis tarijensis subsp. totorensis]
                                               Echinopsis tarijensis subsp. tarijensis
                                             Echinopsis tegeleriana
                                                   [Acantholobivia incuiensis]
                                                   [Acantholobivia tegeleriana]
                                                   [Lobivia akersii]
                                                   [Lobivia incuiensis]
                                                   [Lobivia tegeleriana]
                                             Echinopsis terscheckii
                                                   [Trichocereus terscheckii]
                                             Echinopsis thelegona
                                                   [Trichocereus thelegonus]
                                             Echinopsis thelegonoides
                                                   [Echinopsis rubinghiana]
                                                   [Trichocereus rubinghianus]
                                                   [Trichocereus thelegonoides]
                                             Echinopsis thionantha
                                                   [Acanthocalycium brevispinum]
                                                   [Acanthocalycium catamarcense]
                                                   [Acanthocalycium chionanthum]
                                                   [Acanthocalycium griseum]
                                                   [Acanthocalycium thionanthum]
                                                   [Echinocactus thionanthus]
                                                   [Echinopsis brevispina]
                                                   [Lobivia chionanthus]
                                                   [Lobivia thionantha]
                                               Echinopsis thionantha subsp. ferrarii
                                               Echinopsis thionantha subsp. glauca
                                               Echinopsis thionantha subsp. thionantha
                                             Echinopsis tiegeliana
                                                   [Hymenorebutia pusilla]
                                                   [Hymenorebutia tiegeliana]
                                                   [Lobivia fricii]
                                                   [Lobivia peclardiana var. albiflora]
                                                   [Lobivia peclardiana]
                                                   [Lobivia pusilla]
                                                   [Lobivia tiegeliana]
                                                   [Mediolobivia hirsutissima]
                                             Echinopsis torrecillasensis
                                             Echinopsis trichosa
                                             Echinopsis tunariensis
                                                   [Echinopsis taratensis]
                                                   [Trichocereus taratensis]
                                                   [Trichocereus tunariensis]
                                             Echinopsis uebelmanniana
                                             Echinopsis vallegrandensis
                                             Echinopsis vasquezii
                                                   [Trichocereus vasquezii]
                                             Echinopsis vatteri
                                             Echinopsis volliana
                                                   [Trichocereus vollianus]
                                             Echinopsis walteri
                                                   [Lobivia walteri]
                                             Echinopsis werdermanniana
                                                   [Echinopsis escayachensis]
                                                   [Echinopsis werdermannii]
                                                   [Helianthocereus escayachensis]
                                                   [Trichocereus escayachensis]
                                                   [Trichocereus werdermannianus]
                                             Echinopsis yungasensis
                                             Echinopsis yuquina
                                                   [Lobivia rauschii]
                                             Echinopsis × cabrerae
                                     Emorycactus
                                             Emorycactus xeranthemoides
                                     Epiphyllum
                                             Epiphyllum anguliger
                                                   [Epiphyllum darrahii]
                                             Epiphyllum baueri
                                             Epiphyllum cartagense
                                                   [Phyllocactus cartagensis]
                                             Epiphyllum chrysocardium
                                             Epiphyllum columbiense
                                             Epiphyllum costaricense
                                             Epiphyllum crenatum
                                               Epiphyllum crenatum subsp. crenatum
                                               Epiphyllum crenatum subsp. kimnachii
                                               Epiphyllum crenatum var. crenatum
                                             Epiphyllum floribundum
                                             Epiphyllum grandilobum
                                                   [Epiphyllum gigas]
                                                   [Phyllocactus grandilobus]
                                             Epiphyllum guatemalense
                                             Epiphyllum hookeri
                                               Epiphyllum hookeri subsp. columbiense
                                                     [Phyllocactus phyllanthus var. columbiensis]
                                               Epiphyllum hookeri subsp. guatemalense
                                                     [Epiphyllum phyllanthus var. guatemalense]
                                               Epiphyllum hookeri subsp. hookeri
                                               Epiphyllum hookeri subsp. pittieri
                                             Epiphyllum laui
                                             Epiphyllum lepidocarpum
                                                   [Phyllocactus lepidocarpus]
                                             Epiphyllum macrocarpum
                                             Epiphyllum oxypetalum
                                                   [Epiphyllum acuminatum]
                                                   [Epiphyllum grande]
                                             Epiphyllum phyllanthus
                                               Epiphyllum phyllanthus subsp. phyllanthus
                                               Epiphyllum phyllanthus subsp. rubrocoronatum
                                                     [Epiphyllum phyllanthus var. rubrocoronatum]
                                               Epiphyllum phyllanthus var. hookeri
                                             Epiphyllum pittieri
                                             Epiphyllum pumilum
                                                   [Epiphyllum caudatum]
                                             Epiphyllum rubrocoronatum
                                             Epiphyllum stenopetalum
                                             Epiphyllum strictum
                                             Epiphyllum thomasianum
                                                   [Phyllocactus thomasianus]
                                               Epiphyllum thomasianum subsp. costaricense
                                               Epiphyllum thomasianum subsp. thomasianum
                                             Epiphyllum trimetrale
                                     Epithelantha
                                             Epithelantha bokei
                                                   [Epithelantha micromeris var. bokei]
                                             Epithelantha micromeris
                                                   [Epithelantha densispina]
                                                   [Epithelantha greggii]
                                                   [Epithelantha micromeris subsp. greggii]
                                                   [Epithelantha micromeris subsp. micromeris]
                                                   [Epithelantha micromeris subsp. pachyrhiza]
                                                   [Epithelantha micromeris subsp. polycephala]
                                                   [Epithelantha micromeris subsp. unguispina]
                                                   [Epithelantha micromeris var. micromeris]
                                                   [Epithelantha micromeris var. pachyrhiza]
                                                   [Epithelantha micromeris var. polycephala]
                                                   [Epithelantha pachyrhiza]
                                                   [Epithelantha petri]
                                                   [Epithelantha petrii]
                                                   [Epithelantha polycephala]
                                                   [Epithelantha rufispina]
                                                   [Mammillaria micromeris var. greggii]
                                                   [Mammillaria micromeris var. unguispina]
                                                   [Mammillaria micromeris]
                                     Eriocactus
                                             Eriocactus schumannianus
                                     Eriosyce
                                             Eriosyce aerocarpa
                                             Eriosyce andreaeana
                                             Eriosyce aspillagae
                                                   [Echinocactus aspillagae]
                                                   [Eriosyce aspillagae subsp. maechlerorum]
                                                   [Neoporteria aspillagai]
                                                   [Pyrrhocactus aspillagae]
                                             Eriosyce aurata
                                                   [Eriosyce algarrobensis]
                                                   [Eriosyce ceratistes]
                                                   [Eriosyce ihotzkyanae]
                                                   [Eriosyce lapampaensis]
                                                   [Eriosyce sandillon]
                                                   [Eriosyce spinibarbis]
                                             Eriosyce bulbocalyx
                                                   [Echinocactus bulbocalyx]
                                                   [Neoporteria bulbocalyx]
                                                   [Neoporteria dubia]
                                                   [Pyrrhocactus bulbocalyx]
                                                   [Pyrrhocactus dubius]
                                             Eriosyce calderana
                                                   [Eriosyce taltalensis subsp. pilispina]
                                                   [Neoporteria calderiana]
                                                   [Neoporteria pilispina]
                                                   [Pyrrhocactus calderianus]
                                                   [Pyrrhocactus pilispinus]
                                                   [Pyrrhocactus pulchellus]
                                             Eriosyce chilensis
                                                   [Echinocactus chilensis]
                                                   [Neoporteria chilensis]
                                                   [Pyrrhocactus chilensis]
                                                   [Pyrrhocactus krausii]
                                             Eriosyce confinis
                                                   [Neoporteria confinis]
                                                   [Pyrrhocactus confinis]
                                             Eriosyce crispa
                                                   [Horridocactus crispus]
                                                   [Neoporteria crispa]
                                                   [Pyrrhocactus crispus]
                                               Eriosyce crispa subsp. crispa
                                               Eriosyce crispa subsp. totoralensis
                                             Eriosyce curvispina
                                                   [Horridocactus curvispinus]
                                                   [Horridocactus kesselringianus]
                                                   [Neoporteria curvispina]
                                                   [Pyrrhocactus curvispinus]
                                               Eriosyce curvispina subsp. armata
                                               Eriosyce curvispina subsp. curvispina
                                               Eriosyce curvispina subsp. marksiana
                                             Eriosyce engleri
                                             Eriosyce eriosyzoides
                                                   [Horridocactus eriosyzoides]
                                                   [Neoporteria eriosyzoides]
                                                   [Pyrrhocactus eriosyzoides]
                                               Eriosyce eriosyzoides subsp. atroviridis
                                                     [Eriosyce crispa subsp. atroviridis]
                                               Eriosyce eriosyzoides subsp. eriosyzoides
                                             Eriosyce esmeraldana
                                                   [Chileorebutia esmeraldana]
                                                   [Neoporteria esmeraldana]
                                                   [Thelocephala esmeraldana]
                                             Eriosyce garaventae
                                                   [Horridocactus garaventai]
                                                   [Neoporteria subaiana]
                                                   [Pyrrhocactus garaventai]
                                                   [Pyrrhocactus subaianus]
                                             Eriosyce heinrichiana
                                                   [Eriosyce heinrichiana subsp. heinrichiana]
                                                   [Eriosyce heinrichiana subsp. intermedia]
                                                   [Horridocactus heinrichianus]
                                                   [Neochilenia deherdtiana]
                                                   [Neoporteria chorosensis]
                                                   [Neoporteria deherdtiana]
                                                   [Neoporteria dimorpha]
                                                   [Neoporteria intermedia]
                                                   [Neoporteria jussieui]
                                                   [Neoporteria ritteri]
                                                   [Neoporteria setosiflora]
                                                   [Pyrrhocactus chaniarensis]
                                                   [Pyrrhocactus chorosensis]
                                                   [Pyrrhocactus deherdtianus]
                                                   [Pyrrhocactus dimorphus]
                                                   [Pyrrhocactus heinrichianus]
                                                   [Pyrrhocactus intermedius]
                                                   [Pyrrhocactus jussieui]
                                                   [Pyrrhocactus trapichensis]
                                                   [Pyrrhocactus wagenknechtii]
                                             Eriosyce iquiquensis
                                                   [Eriosyce caligophila]
                                                   [Eriosyce recondita subsp. iquiquensis]
                                                   [Neoporteria aricensis]
                                                   [Neoporteria iquiquensis]
                                                   [Neoporteria residua]
                                                   [Pyrrhocactus aricensis]
                                                   [Pyrrhocactus floribundus]
                                                   [Pyrrhocactus iquiquensis]
                                                   [Pyrrhocactus residuus]
                                                   [Pyrrhocactus saxifragus]
                                                   [Reicheocactus floribundus]
                                             Eriosyce islayensis
                                                   [Islaya islayensis]
                                                   [Neoporteria islayensis]
                                               Eriosyce islayensis subsp. grandis
                                               Eriosyce islayensis subsp. islayensis
                                                     [Islaya islayensis var. minor]
                                                     [Islaya paucispina]
                                               Eriosyce islayensis subsp. omasensis
                                             Eriosyce krausii
                                             Eriosyce kunzei
                                             Eriosyce laui
                                                   [Islaya laui]
                                                   [Rimacactus laui]
                                             Eriosyce limariensis
                                             Eriosyce marksiana
                                             Eriosyce megliolii
                                                   [Neoporteria megliolii]
                                                   [Pyrrhocactus megliolii]
                                             Eriosyce napina
                                                   [Neoporteria napina]
                                                   [Thelocephala napina]
                                               Eriosyce napina subsp. aerocarpa
                                               Eriosyce napina subsp. glabrescens
                                                     [Eriosyce odieri subsp. fulva]
                                                     [Eriosyce odieri subsp. glabrescens]
                                               Eriosyce napina subsp. lembckei
                                                     [Eriosyce napina subsp. duripulpa]
                                               Eriosyce napina subsp. napina
                                               Eriosyce napina subsp. tenebrica
                                             Eriosyce occulta
                                             Eriosyce odieri
                                                   [Neochilenia atra]
                                                   [Neochilenia pseudoreichei]
                                                   [Neoporteria odieri]
                                                   [Neoporteria reichei]
                                                   [Neoporteria reichii]
                                                   [Thelocephala odieri]
                                                   [Thelocephala reichei]
                                               Eriosyce odieri subsp. krausii
                                               Eriosyce odieri subsp. odieri
                                             Eriosyce omasensis
                                             Eriosyce paucicostata
                                                   [Eriosyce taltalensis subsp. paucicostata]
                                                   [Neoporteria paucicostata]
                                                   [Pyrrhocactus paucicostatus]
                                               Eriosyce paucicostata subsp. echinus
                                                     [Eriosyce taltalensis subsp. echinus]
                                               Eriosyce paucicostata subsp. floccosa
                                               Eriosyce paucicostata subsp. paucicostata
                                             Eriosyce recondita
                                                   [Eriosyce recondita subsp. recondita]
                                                   [Neoporteria recondita]
                                                   [Pyrrhocactus reconditus]
                                                   [Pyrrhocactus vexatus]
                                             Eriosyce rodentiophila
                                                   [Eriosyce megacarpa]
                                                   [Rodentiophila atacamensis]
                                                   [Rodentiophila megacarpa]
                                             Eriosyce senilis
                                                   [Echinocactus senilis]
                                                   [Neoporteria senilis]
                                               Eriosyce senilis subsp. coimasensis
                                               Eriosyce senilis subsp. senilis
                                                     [Eriosyce senilis subsp. elquiensis]
                                             Eriosyce simulans
                                                   [Eriosyce heinrichiana subsp. simulans]
                                                   [Neoporteria nidus]
                                                   [Neoporteria simulans]
                                                   [Pyrrhocactus simulans]
                                             Eriosyce sociabilis
                                                   [Neoporteria sociabilis]
                                             Eriosyce spinosior
                                                   [Neochilenia jussieui]
                                             Eriosyce strausiana
                                                   [Neoporteria strausiana]
                                                   [Pyrrhocactus strausianus]
                                               Eriosyce strausiana subsp. pachacoensis
                                               Eriosyce strausiana subsp. strausiana
                                             Eriosyce subgibbosa
                                                   [Neoporteria subgibbosa]
                                               Eriosyce subgibbosa subsp. clavata
                                               Eriosyce subgibbosa subsp. subgibbosa
                                               Eriosyce subgibbosa subsp. vallenarensis
                                               Eriosyce subgibbosa subsp. wagenknechtii
                                             Eriosyce taltalensis
                                                   [Neochilenia neofusca]
                                                   [Neoporteria taltalensis]
                                                   [Pyrrhocactus taltalensis]
                                               Eriosyce taltalensis subsp. pygmaea
                                               Eriosyce taltalensis subsp. taltalensis
                                             Eriosyce tenebrica
                                             Eriosyce umadeave
                                                   [Neoporteria umadeave]
                                                   [Pyrrhocactus umadeave]
                                             Eriosyce villicumensis
                                                   [Eriosyce vertongenii]
                                                   [Neoporteria melanacantha]
                                                   [Neoporteria villicumensis]
                                                   [Pyrrhocactus melanacanthus]
                                                   [Pyrrhocactus vertongenii]
                                                   [Pyrrhocactus villicumensis]
                                             Eriosyce villosa
                                                   [Neoporteria atrispinosa]
                                                   [Neoporteria cephalophora]
                                                   [Neoporteria polyraphis]
                                                   [Neoporteria villosa]
                                     Escobaria
                                           [Cochiseia]
                                             Escobaria albicolumnaria
                                             Escobaria asperispina
                                             Escobaria chaffeyi
                                             Escobaria chihuahuensis
                                                   [Coryphantha strobiliformis]
                                                   [Echinocactus strobiliformis]
                                                   [Mammillaria strobiliformis]
                                               Escobaria chihuahuensis subsp. chihuahuensis
                                                     [Coryphantha strobiliformis var. strobiliformis]
                                               Escobaria chihuahuensis subsp. henricksonii
                                             Escobaria chlorantha
                                                   [Coryphantha deserti]
                                                   [Coryphantha vivipara var. deserti]
                                                   [Escobaria deserti]
                                                   [Escobaria vivipara var. deserti]
                                             Escobaria cubensis
                                                   [Coryphantha cubensis]
                                             Escobaria dasyacantha
                                               Escobaria dasyacantha subsp. chaffeyi
                                                     [Escobaria dasyacantha var. chaffeyi]
                                               Escobaria dasyacantha subsp. dasyacantha
                                                     [Coryphantha dasyacantha var. dasyacantha]
                                                     [Escobaria dasyacantha var. dasyacantha]
                                             Escobaria duncanii
                                                   [Coryphantha duncanii]
                                                   [Escobaria dasyacantha var. duncanii]
                                                   [Escobesseya duncanii]
                                                   [Mammillaria duncanii]
                                             Escobaria emskoetteriana
                                                   [Coryphantha robertii]
                                                   [Escobaria bella]
                                                   [Escobaria muehlbaueriana]
                                                   [Escobaria runyonii]
                                                   [Mammillaria emskoetteriana]
                                                   [Mammillaria robertii]
                                             Escobaria guadalupensis
                                             Escobaria henricksonii
                                             Escobaria hesteri
                                                   [Coryphantha hesteri]
                                                   [Mammillaria hesteri]
                                             Escobaria laredoi
                                                   [Coryphantha laredoi]
                                             Escobaria leei
                                             Escobaria lloydii
                                             Escobaria minima
                                                   [Coryphantha minima]
                                                   [Coryphantha nellieae]
                                                   [Escobaria nellieae]
                                                   [Mammillaria nellieae]
                                             Escobaria missouriensis
                                                   [Mammillaria roseiflora]
                                               Escobaria missouriensis subsp. asperispina
                                               Escobaria missouriensis subsp. missouriensis
                                                     [Coryphantha missouriensis var. caespitosa]
                                                     [Coryphantha missouriensis var. marstonii]
                                                     [Coryphantha missouriensis var. robustior]
                                                     [Coryphantha similis]
                                                     [Escobaria missouriensis subsp. navajoensis]
                                                     [Escobaria missouriensis var. caespitosa]
                                                     [Escobaria missouriensis var. marstonii]
                                                     [Escobaria missouriensis var. missouriensis]
                                                     [Escobaria missouriensis var. robustior]
                                                     [Escobaria missouriensis var. similis]
                                                     [Mammillaria similis var. robustior]
                                                     [Mammillaria similis]
                                                     [Neomammillaria similis]
                                             Escobaria orcuttii
                                             Escobaria organensis
                                             Escobaria robbinsorum
                                                   [Cochiseia robbinsiorum]
                                                   [Coryphantha robbinsiorum]
                                                   [Coryphantha robbinsorum]
                                                   [Escobaria robbinsiorum]
                                             Escobaria sandbergii
                                             Escobaria sneedii
                                               Escobaria sneedii subsp. orcuttii
                                                     [Coryphantha sneedii var. orcuttii]
                                                     [Coryphantha strobiliformis var. orcuttii]
                                               Escobaria sneedii subsp. sneedii
                                                     [Coryphantha sneedii var. leei]
                                                     [Coryphantha sneedii var. sneedii]
                                                     [Coryphantha strobiliformis var. durispina]
                                                     [Escobaria orcuttii var. koenigii]
                                                     [Escobaria orcuttii var. macraxima]
                                                     [Escobaria sneedii subsp. leei]
                                                     [Escobaria sneedii var. leei]
                                                     [Escobaria sneedii var. sneedii]
                                             Escobaria tuberculosa
                                                   [Coryphantha dasyacantha var. varicolor]
                                                   [Coryphantha tuberculosa]
                                                   [Escobaria dasyacantha var. varicolor]
                                                   [Escobaria tuberculosa var. varicolor]
                                                   [Mammillaria tuberculosa]
                                                   [Mammillaria varicolor]
                                             Escobaria villardii
                                             Escobaria zilziana
                                                   [Coryphantha zilziana]
                                     Escontria
                                             Escontria chiotilla
                                                   [Myrtillocactus chiotilla]
                                     Espostoa
                                           [Thrixanthocereus]
                                             Espostoa blossfeldiorum
                                                   [Thrixanthocereus blossfeldiorum]
                                                   [Thrixanthocereus longispinus]
                                             Espostoa calva
                                             Espostoa frutescens
                                             Espostoa guentheri
                                                   [Cephalocereus guentheri]
                                             Espostoa huanucoensis
                                             Espostoa hylaea
                                             Espostoa lanata
                                               Espostoa lanata subsp. huanucoensis
                                               Espostoa lanata subsp. lanata
                                               Espostoa lanata subsp. lanianuligera
                                               Espostoa lanata subsp. ruficeps
                                             Espostoa lanianuligera
                                             Espostoa laticornua
                                             Espostoa melanostele
                                               Espostoa melanostele subsp. melanostele
                                               Espostoa melanostele subsp. nana
                                             Espostoa mirabilis
                                             Espostoa nana
                                             Espostoa procera
                                             Espostoa ritteri
                                             Espostoa ruficeps
                                             Espostoa senilis
                                                   [Thrixanthocereus senilis]
                                             Espostoa superba
                                             Espostoa utcubambensis
                                     Espostoopsis
                                             Espostoopsis dybowskii
                                                   [Cephalocereus dybowskii]
                                                   [Coleocephalocereus dybowskii]
                                     Eulychnia
                                           [Philippicereus]
                                             Eulychnia acida
                                             Eulychnia aricensis
                                             Eulychnia breviflora
                                                   [Eulychnia barquitensis]
                                                   [Eulychnia procumbens]
                                             Eulychnia castanea
                                                   [Philippicereus castaneus]
                                             Eulychnia iquiquensis
                                               Eulychnia iquiquensis subsp. iquiquensis
                                               Eulychnia iquiquensis subsp. ritteri
                                             Eulychnia morromorenoensis
                                             Eulychnia ritteri
                                             Eulychnia saint-pieana
                                     Facheiroa
                                           [Zehntnerella]
                                             Facheiroa cephaliomelana
                                               Facheiroa cephaliomelana subsp. cephaliomelana
                                               Facheiroa cephaliomelana subsp. estevesii
                                             Facheiroa estevesii
                                             Facheiroa pilosa
                                             Facheiroa squamosa
                                                   [Facheiroa braunii]
                                                   [Facheiroa chaetacantha]
                                                   [Facheiroa squamosa subsp. polygona]
                                                   [Zehntnerella chaetacantha]
                                                   [Zehntnerella polygona]
                                                   [Zehntnerella squamulosa]
                                             Facheiroa tenebrosa
                                             Facheiroa ulei
                                                   [Facheiroa pubiflora]
                                     Ferocactus
                                             Ferocactus alamosanus
                                               Ferocactus alamosanus subsp. alamosanus
                                                     [Ferocactus alamosanus var. platygonus]
                                               Ferocactus alamosanus subsp. reppenhagenii
                                             Ferocactus chrysacanthus
                                               Ferocactus chrysacanthus subsp. chrysacanthus
                                               Ferocactus chrysacanthus subsp. grandiflorus
                                                     [Ferocactus fordii var. grandiflorus]
                                             Ferocactus crassihamatus
                                             Ferocactus cylindraceus
                                                   [Echinocactus acanthodes]
                                                   [Echinocactus cylindraceus]
                                                   [Ferocactus acanthodes]
                                                   [Ferocactus cylindraceus subsp. lecontei]
                                                   [Ferocactus cylindraceus var. cylindraceus]
                                                   [Ferocactus cylindraceus var. lecontei]
                                               Ferocactus cylindraceus subsp. cylindraceus
                                                     [Ferocactus acanthodes var. acanthodes]
                                                     [Ferocactus cylindraceus var. cylindraceus]
                                               Ferocactus cylindraceus subsp. eastwoodiae
                                                     [Ferocactus acanthodes var. eastwoodiae]
                                                     [Ferocactus cylindraceus var. eastwoodiae]
                                                     [Ferocactus eastwoodiae]
                                               Ferocactus cylindraceus subsp. tortulispinus
                                                     [Ferocactus acanthodes var. tortulispinus]
                                                     [Ferocactus cylindraceus var. tortulispinus]
                                                     [Ferocactus cylindraceus var. tortulospinus]
                                             Ferocactus diguetii
                                               Ferocactus diguetii subsp. carmenensis
                                                     [Ferocactus diguetii var. carmenensis]
                                               Ferocactus diguetii var. diguetii
                                             Ferocactus echidne
                                                   [Echinocactus echidne]
                                             Ferocactus emoryi
                                               Ferocactus emoryi subsp. covillei
                                                     [Ferocactus covillei]
                                               Ferocactus emoryi subsp. emoryi
                                                     [Echinocactus emoryi]
                                               Ferocactus emoryi subsp. rectispinus
                                                     [Ferocactus emoryi var. rectispinus]
                                                     [Ferocactus rectispinus]
                                             Ferocactus flavovirens
                                                   [Echinocactus flavovirens]
                                             Ferocactus fordii
                                               Ferocactus fordii subsp. borealis
                                               Ferocactus fordii subsp. fordii
                                                     [Echinocactus fordii]
                                                     [Ferocactus fordii var. fordii]
                                             Ferocactus glaucescens
                                                   [Echinocactus glaucescens]
                                             Ferocactus gracilis
                                               Ferocactus gracilis subsp. coloratus
                                                     [Ferocactus coloratus]
                                                     [Ferocactus gracilis var. coloratus]
                                               Ferocactus gracilis subsp. gatesii
                                                     [Ferocactus gatesii]
                                               Ferocactus gracilis subsp. gracilis
                                                     [Ferocactus gracilis var. gracilis]
                                             Ferocactus haematacanthus
                                             Ferocactus hamatacanthus
                                               Ferocactus hamatacanthus subsp. hamatacanthus
                                                     [Ferocactus hamatacanthus var. hamatacanthus]
                                                     [Hamatocactus hamatacanthus]
                                               Ferocactus hamatacanthus subsp. sinuatus
                                                     [Ferocactus hamatacanthus var. sinuatus]
                                             Ferocactus herrerae
                                             Ferocactus histrix
                                                   [Ferocactus melocactiformis]
                                             Ferocactus horridus
                                             Ferocactus johnstonianus
                                             Ferocactus latispinus
                                               Ferocactus latispinus latispinus
                                                     [Cactus latispinus]
                                                     [Cactus recurvus]
                                                     [Ferocactus recurvus]
                                               Ferocactus latispinus subsp. greenwoodii
                                                     [Ferocactus latispinus var. greenwoodii]
                                                     [Ferocactus recurvus var. greenwoodii]
                                               Ferocactus latispinus subsp. latispinus
                                               Ferocactus latispinus subsp. spiralis
                                             Ferocactus lindsayi
                                             Ferocactus macrodiscus
                                               Ferocactus macrodiscus subsp. macrodiscus
                                                     [Echinocactus macrodiscus]
                                               Ferocactus macrodiscus subsp. septentrionalis
                                             Ferocactus mathssonii
                                             Ferocactus peninsulae
                                               Ferocactus peninsulae subsp. townsendianus
                                                     [Ferocactus peninsulae var. townsendianus]
                                               Ferocactus peninsulae subsp. viscainensis
                                                     [Ferocactus peninsulae var. viscainensis]
                                                     [Ferocactus viscainensis]
                                               Ferocactus peninsulae var. peninsulae
                                             Ferocactus pilosus
                                                   [Echinocactus pilosus]
                                             Ferocactus pottsii
                                             Ferocactus robustus
                                             Ferocactus santa-maria
                                                   [Ferocactus peninsulae subsp. santa-maria]
                                                   [Ferocactus townsendianus var. santa-maria]
                                                   [Ferocactus townsendianus var. santamaria]
                                             Ferocactus schwarzii
                                             Ferocactus tiburonensis
                                             Ferocactus townsendianus
                                                   [Ferocactus townsendianus var. townsendianus]
                                             Ferocactus viridescens
                                                   [Echinocactus orcuttii]
                                                   [Echinocactus viridescens]
                                                   [Ferocactus viridescens var. orcuttii]
                                                   [Ferocactus viridescens var. viridescens]
                                               Ferocactus viridescens subsp. littoralis
                                                     [Ferocactus viridescens var. littoralis]
                                               Ferocactus viridescens subsp. viridescens
                                               Ferocactus viridescens var. viridescens
                                             Ferocactus wislizeni
                                                   [Echinocactus wislizeni]
                                                   [Ferocactus wislizenii]
                                               Ferocactus wislizeni subsp. tiburonensis
                                                     [Ferocactus wislizeni var. tiburonensis]
                                               Ferocactus wislizeni var. wislizeni
                                     Floribunda
                                     Frailea
                                             Frailea alacriportana
                                             Frailea albicolumnaris
                                             Frailea albifusca
                                             Frailea asperispina
                                             Frailea aureinitens
                                             Frailea aureispina
                                             Frailea buenekeri
                                               Frailea buenekeri subsp. buenekeri
                                               Frailea buenekeri subsp. densispina
                                             Frailea buiningiana
                                             Frailea castanea
                                                   [Frailea castanea subsp. castanea]
                                                   [Frailea castanea subsp. harmoniana]
                                             Frailea cataphracta
                                                   [Frailea cataphracta subsp. cataphracta]
                                                   [Frailea cataphracta subsp. duchii]
                                                   [Frailea cataphracta subsp. melitae]
                                                   [Frailea cataphracta var. duchii]
                                                   [Frailea matoana]
                                                   [Frailea melitae]
                                                   [Frailea uhligiana]
                                             Frailea chiquitana
                                                   [Frailea pullispina]
                                             Frailea concepcionensis
                                             Frailea curvispina
                                             Frailea friedrichii
                                             Frailea fulviseta
                                                   [Frailea pygmaea subsp. fulviseta]
                                             Frailea gracillima
                                               Frailea gracillima subsp. gracillima
                                                     [Frailea gracillima subsp. albifusca]
                                               Frailea gracillima subsp. horstii
                                             Frailea grahliana
                                             Frailea horstii
                                             Frailea ignacionensis
                                             Frailea lepida
                                             Frailea mammifera
                                               Frailea mammifera subsp. angelesiae
                                               Frailea mammifera subsp. mammifera
                                             Frailea moseriana
                                             Frailea perumbilicata
                                             Frailea phaeodisca
                                                   [Frailea perbella]
                                             Frailea pseudogracillima
                                             Frailea pseudopulcherrima
                                             Frailea pumila
                                                   [Frailea albiareolata]
                                                   [Frailea carminifilamentosa]
                                                   [Frailea deminuta]
                                                   [Frailea knippeliana]
                                                   [Frailea pumila subsp. albiareolata]
                                                   [Frailea pumila subsp. deminuta]
                                                   [Frailea pumila subsp. maior]
                                                   [Frailea pumila subsp. pumila]
                                                   [Frailea pumila var. maior]
                                             Frailea pygmaea
                                                   [Frailea pulcherrima]
                                               Frailea pygmaea subsp. albicolumnaris
                                               Frailea pygmaea subsp. pygmaea
                                                     [Frailea pygmaea subsp. altigibbera]
                                                     [Frailea pygmaea subsp. asperispina]
                                                     [Frailea pygmaea subsp. aureinitens]
                                                     [Frailea pygmaea subsp. aureispina]
                                                     [Frailea pygmaea subsp. lilalunula]
                                                     [Frailea pygmaea var. altigibbera]
                                                     [Frailea pygmaea var. lilalunula]
                                               Frailea pygmaea subsp. tuyensis
                                                     [Frailea cataphracta subsp. tuyensis]
                                                     [Frailea cataphracta var. tuyensis]
                                             Frailea schilinzkyana
                                               Frailea schilinzkyana subsp. concepcionensis
                                               Frailea schilinzkyana subsp. schilinzkyana
                                                     [Frailea grahliana subsp. grahliana]
                                                     [Frailea grahliana subsp. moseriana]
                                             Frailea ybatense
                                     Geohintonia
                                             Geohintonia mexicana
                                     Glandulicactus
                                             Glandulicactus crassihamatus
                                             Glandulicactus mathssonii
                                             Glandulicactus wrightii
                                     Grusonia
                                             Grusonia aggeria
                                                   [Opuntia aggeria]
                                             Grusonia bradtiana
                                                   [Opuntia bradtiana]
                                             Grusonia clavata
                                                   [Opuntia clavata]
                                             Grusonia densispina
                                                   [Opuntia densispina]
                                             Grusonia emoryi
                                                   [Opuntia emoryi]
                                                   [Opuntia standlyi]
                                                   [Opuntia stanlyi var. stanlyi]
                                                   [Opuntia stanlyi]
                                             Grusonia grahamii
                                                   [Corynopuntia grahamii]
                                                   [Opuntia agglomerata]
                                                   [Opuntia grahami]
                                                   [Opuntia grahamii]
                                                   [Opuntia schottii var. grahamii]
                                             Grusonia kunzei
                                                   [Opuntia kunzei]
                                                   [Opuntia stanlyi var. kunzei]
                                                   [Opuntia stanlyi var. peeblesiana]
                                                   [Opuntia stanlyi var. wrightiana]
                                                   [Opuntia wrightiana]
                                             Grusonia parishii
                                                   [Corynopuntia parishii]
                                                   [Corynopuntia stanlyi var. parishii]
                                                   [Corynopuntia stanlyi]
                                                   [Grusonia stanlyi]
                                                   [Opuntia parishii]
                                                   [Opuntia stanlyi var. parishii]
                                                   [Opuntia stanlyi]
                                             Grusonia parishiorum
                                             Grusonia pulchella
                                                   [Corynopuntia pulchella]
                                                   [Micropuntia pulchella]
                                                   [Opuntia barkleyana]
                                                   [Opuntia brachyrhopalica]
                                                   [Opuntia gracilicylindrica]
                                                   [Opuntia pulchella]
                                                   [Opuntia pygmaea]
                                                   [Opuntia spectatissima]
                                                   [Opuntia tuberculosirhopalica]
                                                   [Opuntia wiegandii]
                                             Grusonia robertsii
                                             Grusonia schottii
                                                   [Corynopuntia schottii]
                                                   [Opuntia schottii]
                                     Gymnocalycium
                                           [Brachycalycium]
                                             Gymnocalycium achirasense
                                             Gymnocalycium acorrugatum
                                             Gymnocalycium alboareolatum
                                             Gymnocalycium amerhauseri
                                                   [Gymnocalycium walteri]
                                             Gymnocalycium andreae
                                                   [Gymnocalycium andreae subsp. andreae]
                                                   [Gymnocalycium andreae subsp. carolinense]
                                             Gymnocalycium anisitsii
                                               Gymnocalycium anisitsii subsp. anisitsii
                                               Gymnocalycium anisitsii subsp. damsii
                                                     [Gymnocalycium anisitsii subsp. multiproliferum]
                                             Gymnocalycium antherostele
                                             Gymnocalycium armatum
                                             Gymnocalycium baldianum
                                                   [Echinocactus baldianus]
                                                   [Gymnocalycium rosae]
                                             Gymnocalycium bayrianum
                                             Gymnocalycium berchtii
                                                   [Gymnocalycium poeschlii]
                                                   [Gymnocalycium terweemeanum]
                                             Gymnocalycium bodenbenderianum
                                                   [Echinocactus bodenbenderianus]
                                                   [Gymnocalycium bodenbenderianum subsp. bodenbenderianum]
                                                   [Gymnocalycium bodenbenderianus]
                                                   [Gymnocalycium piltziorum]
                                                   [Gymnocalycium riojense subsp. kozelskyanum]
                                                   [Gymnocalycium riojense subsp. paucispinum]
                                                   [Gymnocalycium riojense subsp. piltziorum]
                                                   [Gymnocalycium riojense subsp. riojense]
                                                   [Gymnocalycium riojense]
                                             Gymnocalycium borthii
                                             Gymnocalycium bozsingianum
                                             Gymnocalycium brachyanthum
                                             Gymnocalycium brachypetalum
                                             Gymnocalycium bruchii
                                                   [Gymnocalycium albispinum]
                                                   [Gymnocalycium papschii]
                                             Gymnocalycium buenekeri
                                             Gymnocalycium calochlorum
                                                   [Gymnocalycium proliferum]
                                                   [Gymnocalycium sigelianum]
                                             Gymnocalycium capillaense
                                                   [Gymnocalycium deeszianum]
                                                   [Gymnocalycium fischeri]
                                                   [Gymnocalycium sutterianum]
                                             Gymnocalycium cardenasianum
                                             Gymnocalycium castellanosii
                                               Gymnocalycium castellanosii subsp. acorrugatum
                                               Gymnocalycium castellanosii subsp. castellanosii
                                               Gymnocalycium castellanosii subsp. ferocior
                                                     [Gymnocalycium mostii subsp. ferocius]
                                             Gymnocalycium chiquitanum
                                                   [Gymnocalycium hammerschmidii]
                                                   [Gymnocalycium paediophilum]
                                                   [Gymnocalycium pediophilum]
                                             Gymnocalycium chubutense
                                             Gymnocalycium chuquisacanum
                                             Gymnocalycium damsii
                                             Gymnocalycium delaetii
                                             Gymnocalycium denudatum
                                                   [Gymnocalycium megalothelon]
                                             Gymnocalycium erinaceum
                                             Gymnocalycium eurypleurum
                                             Gymnocalycium eytianum
                                             Gymnocalycium ferox
                                             Gymnocalycium ferrarii
                                             Gymnocalycium gerardii
                                             Gymnocalycium gibbosum
                                               Gymnocalycium gibbosum subsp. borthii
                                               Gymnocalycium gibbosum subsp. gibbosum
                                                     [Gymnocalycium gibbosum subsp. ferox]
                                             Gymnocalycium glaucum
                                               Gymnocalycium glaucum subsp. ferrarii
                                               Gymnocalycium glaucum subsp. glaucum
                                             Gymnocalycium hamatum
                                             Gymnocalycium horridispinum
                                             Gymnocalycium horstii
                                               Gymnocalycium horstii subsp. buenekeri
                                               Gymnocalycium horstii subsp. horstii
                                             Gymnocalycium hossei
                                                   [Gymnocalycium mazanense]
                                                   [Gymnocalycium nidulans]
                                                   [Gymnocalycium weissianum]
                                             Gymnocalycium hybopleurum
                                             Gymnocalycium hyptiacanthum
                                             Gymnocalycium izozogsii
                                             Gymnocalycium joossensianum
                                             Gymnocalycium kieslingii
                                             Gymnocalycium kroenleinii
                                             Gymnocalycium lagunillasense
                                             Gymnocalycium leeanum
                                             Gymnocalycium leptanthum
                                             Gymnocalycium loricatum
                                             Gymnocalycium mackieanum
                                             Gymnocalycium marquezii
                                             Gymnocalycium marsoneri
                                               Gymnocalycium marsoneri subsp. marsoneri
                                               Gymnocalycium marsoneri subsp. matoense
                                             Gymnocalycium matoense
                                             Gymnocalycium megatae
                                             Gymnocalycium mesopotamicum
                                                   [Gymnocalycium angelae]
                                             Gymnocalycium michoga
                                             Gymnocalycium mihanovichii
                                             Gymnocalycium millaresii
                                             Gymnocalycium monvillei
                                               Gymnocalycium monvillei subsp. achirasense
                                               Gymnocalycium monvillei subsp. horridispinum
                                               Gymnocalycium monvillei subsp. monvillei
                                                     [Gymnocalycium monvillei subsp. brachyanthum]
                                                     [Gymnocalycium monvillei subsp. gertrudae]
                                                     [Gymnocalycium monvillei var. gertrudae]
                                             Gymnocalycium mostii
                                                   [Gymnocalycium bicolor]
                                                   [Gymnocalycium grandiflorum]
                                                   [Gymnocalycium immemoratum]
                                                   [Gymnocalycium kurtzianum]
                                                   [Gymnocalycium tobuschianum]
                                                   [Gymnocalycium valnicekianum]
                                             Gymnocalycium mucidum
                                             Gymnocalycium multiflorum
                                             Gymnocalycium netrelianum
                                             Gymnocalycium neuhuberi
                                             Gymnocalycium nigriareolatum
                                             Gymnocalycium ochoterenae
                                                   [Gymnocalycium bodenbenderianum subsp. intertextum]
                                                   [Gymnocalycium intertextum]
                                                   [Gymnocalycium moserianum]
                                                   [Gymnocalycium ochoterenae subsp. herbsthoferianum]
                                                   [Gymnocalycium ochoterenae subsp. ochoterenae]
                                                   [Gymnocalycium ochoterenae subsp. vatteri]
                                                   [Gymnocalycium vatteri]
                                             Gymnocalycium oenanthemum
                                                   [Gymnocalycium ambatoense]
                                                   [Gymnocalycium carminanthum]
                                                   [Gymnocalycium tillianum]
                                             Gymnocalycium onychacanthum
                                             Gymnocalycium paraguayense
                                                   [Gymnocalycium fleischerianum var. anoplum]
                                                   [Gymnocalycium fleischerianum var. fleischerianum]
                                                   [Gymnocalycium fleischerianum]
                                                   [Gymnocalycium paraguayense f. fleischerianum]
                                             Gymnocalycium parvulum
                                             Gymnocalycium pflanzii
                                               Gymnocalycium pflanzii subsp. argentinense
                                               Gymnocalycium pflanzii subsp. pflanzii
                                               Gymnocalycium pflanzii subsp. zegarrae
                                             Gymnocalycium platense
                                             Gymnocalycium pseudomalacocarpus
                                             Gymnocalycium pugionacanthum
                                                   [Gymnocalycium catamarcense subsp. acinacispinum]
                                                   [Gymnocalycium catamarcense subsp. catamarcense]
                                                   [Gymnocalycium catamarcense subsp. schmidianum]
                                                   [Gymnocalycium catamarcense]
                                             Gymnocalycium quehlianum
                                             Gymnocalycium ragonesei
                                             Gymnocalycium reductum
                                               Gymnocalycium reductum var. leeanum
                                               Gymnocalycium reductum var. reductum
                                             Gymnocalycium rhodantherum
                                             Gymnocalycium riograndense
                                             Gymnocalycium ritterianum
                                                   [Gymnocalycium jochumii]
                                             Gymnocalycium robustum
                                             Gymnocalycium saglionis
                                                   [Brachycalycium tilcarense]
                                                   [Gymnocalycium saglione]
                                                   [Gymnocalycium saglionis subsp. saglionis]
                                                   [Gymnocalycium saglionis subsp. tilcarense]
                                                   [Gymnocalycium tilcarense]
                                             Gymnocalycium schatzlianum
                                             Gymnocalycium schickendantzii
                                               Gymnocalycium schickendantzii subsp. delaetii
                                               Gymnocalycium schickendantzii subsp. schickendantzii
                                             Gymnocalycium schroederianum
                                                   [Gymnocalycium erolesii]
                                                   [Gymnocalycium schroederianum subsp. bayense]
                                                   [Gymnocalycium schroederianum subsp. paucicostatum]
                                                   [Gymnocalycium schroederianum subsp. schroederianum]
                                             Gymnocalycium schuetzianum
                                             Gymnocalycium spegazzinii
                                               Gymnocalycium spegazzinii subsp. cardenasianum
                                               Gymnocalycium spegazzinii subsp. spegazzinii
                                             Gymnocalycium stellatum
                                                   [Gymnocalycium asterium]
                                                   [Gymnocalycium obductum]
                                                   [Gymnocalycium stellatum subsp. occultum]
                                                   [Gymnocalycium stellatum subsp. stellatum]
                                             Gymnocalycium stenopleurum
                                             Gymnocalycium striglianum
                                             Gymnocalycium stuckertii
                                             Gymnocalycium taningaense
                                                   [Gymnocalycium gaponii]
                                             Gymnocalycium tudae
                                             Gymnocalycium uebelmannianum
                                             Gymnocalycium uruguayense
                                                   [Gymnocalycium artigas]
                                                   [Gymnocalycium guerkeanum]
                                                   [Gymnocalycium hyptiacanthum subsp. netrelianum]
                                                   [Gymnocalycium melanocarpum]
                                                   [Gymnocalycium rauschii]
                                             Gymnocalycium zegarrae
                                     Haageocereus
                                             Haageocereus acanthocladus
                                             Haageocereus achaetus
                                             Haageocereus acranthus
                                               Haageocereus acranthus subsp. acranthus
                                               Haageocereus acranthus subsp. olowinskianus
                                             Haageocereus aureispinus
                                             Haageocereus chilensis
                                                   [Haageocereus fascicularis]
                                             Haageocereus chryseus
                                             Haageocereus clavispinus
                                             Haageocereus decumbens
                                                   [Borzicactus decumbens]
                                                   [Haageocereus ambiguus]
                                                   [Haageocereus australis]
                                                   [Haageocereus chalaensis]
                                                   [Haageocereus litoralis]
                                                   [Haageocereus mamillatus var. brevior]
                                                   [Haageocereus multicolorispinus]
                                                   [Haageocereus subtilispinus]
                                             Haageocereus deflexispinus
                                             Haageocereus dichromus
                                             Haageocereus divaricatispinus
                                             Haageocereus fulvus
                                             Haageocereus icensis
                                             Haageocereus lachayensis
                                             Haageocereus longiareolatus
                                             Haageocereus mamillatus
                                             Haageocereus olowinskianus
                                             Haageocereus pacalaensis
                                                   [Haageocereus horrens]
                                                   [Haageocereus laredensis]
                                                   [Haageocereus repens]
                                                   [Haageocereus tenuispinus]
                                             Haageocereus pachystele
                                             Haageocereus paradoxus
                                             Haageocereus peniculatus
                                             Haageocereus piliger
                                             Haageocereus platinospinus
                                                   [Haageocereus pluriflorus]
                                             Haageocereus pseudoacranthus
                                             Haageocereus pseudomelanostele
                                                   [Haageocereus akersii]
                                                   [Haageocereus albispinus]
                                                   [Haageocereus chosicensis]
                                                   [Haageocereus chrysacanthus]
                                                   [Haageocereus crassiareolatus]
                                               Haageocereus pseudomelanostele subsp. acanthocladus
                                               Haageocereus pseudomelanostele subsp. aureispinus
                                               Haageocereus pseudomelanostele subsp. chryseus
                                               Haageocereus pseudomelanostele subsp. pseudomelanostele
                                                     [Binghamia pseudomelanostele]
                                                     [Haageocereus multangularis]
                                                     [Haageocereus pseudomelanostele subsp. carminiflorus]
                                                     [Haageocereus pseudomelanostele var. carminiflorus]
                                                     [Haageocereus rigidispinus]
                                               Haageocereus pseudomelanostele subsp. turbidus
                                             Haageocereus pseudoversicolor
                                                   [Haageocereus icosagonoides]
                                             Haageocereus setosus
                                             Haageocereus symmetros
                                             Haageocereus tenuis
                                                   [Haageocereus decumbens subsp. tenuis]
                                                   [Haageocereus lanugispinus]
                                             Haageocereus turbidus
                                             Haageocereus versicolor
                                             Haageocereus vulpes
                                             Haageocereus zangalensis
                                             Haageocereus zonatus
                                     Hamatocactus
                                             Hamatocactus crassihamatus
                                     Harrisia
                                           [Eriocereus]
                                           [Roseocereus]
                                             Harrisia aboriginum
                                             Harrisia adscendens
                                             Harrisia balansae
                                             Harrisia brookii
                                             Harrisia divaricata
                                             Harrisia earlei
                                             Harrisia eriophora
                                             Harrisia fernowii
                                             Harrisia fragrans
                                             Harrisia gracilis
                                                   [Harrisia donae-antoniae]
                                             Harrisia hurstii
                                             Harrisia martinii
                                                   [Eriocereus martinii]
                                             Harrisia nashii
                                             Harrisia pomanensis
                                                   [Harrisia bonplandii]
                                                   [Harrisia pomanensis subsp. pomanensis]
                                             Harrisia portoricensis
                                             Harrisia regelii
                                                   [Harrisia pomanensis subsp. regelii]
                                             Harrisia simpsonii
                                             Harrisia taetra
                                             Harrisia taylorii
                                             Harrisia tetracantha
                                                   [Roseocereus tephracanthus]
                                             Harrisia tortuosa
                                     Haseltonia
                                     Hatiora
                                           [Epiphyllopsis]
                                           [Pseudozygocactus]
                                           [Rhipsalidopsis]
                                             Hatiora cylindrica
                                             Hatiora epiphylloides
                                                   [Pseudozygocactus epiphylloides]
                                               Hatiora epiphylloides subsp. bradei
                                                     [Pseudozygocactus epiphylloides subsp. bradei]
                                                     [Pseudozygocactus epiphylloides var. bradei]
                                               Hatiora epiphylloides subsp. epiphylloides
                                             Hatiora gaertneri
                                                   [Epiphyllopsis gaertneri]
                                                   [Rhipsalidopsis gaertneri]
                                                   [Schlumbergera gaertneri]
                                             Hatiora herminiae
                                                   [Rhipsalis herminiae]
                                             Hatiora rosea
                                                   [Rhipsalidopsis rosea]
                                             Hatiora salicornioides
                                                   [Hatiora bambusoides]
                                                   [Rhipsalis salicornioides]
                                             Hatiora × graeseri
                                     Helianthocereus
                                             Helianthocereus bertramianus
                                             Helianthocereus conaconensis
                                             Helianthocereus herzogianus
                                             Helianthocereus pasacanus
                                             Helianthocereus pecheretianus
                                             Helianthocereus randallii
                                     Heliocereus
                                             Heliocereus aurantiacus
                                             Heliocereus cinnabarinus
                                             Heliocereus elegantissimus
                                             Heliocereus heterodoxus
                                             Heliocereus luzmariae
                                             Heliocereus schrankii
                                     Hildewintera
                                             Hildewintera aureispina
                                             Hildewintera colademononis
                                     Horridocactus
                                             Horridocactus aconcaguensis
                                             Horridocactus andicola
                                             Horridocactus armatus
                                             Horridocactus atroviridis
                                             Horridocactus carrizalensis
                                             Horridocactus choapensis
                                             Horridocactus echinus
                                             Horridocactus grandiflorus
                                             Horridocactus lissocarpus
                                             Horridocactus marksianus
                                             Horridocactus nigricans
                                             Horridocactus robustus
                                             Horridocactus tuberisulcatus
                                             Horridocactus vallenarensis
                                     Hylocereus
                                           [Hyalocereus]
                                           [Mediocactus]
                                           [Wilmattea]
                                             Hylocereus calcaratus
                                             Hylocereus costaricensis
                                             Hylocereus escuintlensis
                                             Hylocereus extensus
                                                   [Selenicereus extensus]
                                             Hylocereus guatemalensis
                                             Hylocereus megalanthus
                                                   [Mediocactus megalanthus]
                                                   [Selenicereus megalanthus]
                                             Hylocereus microcladus
                                             Hylocereus minutiflorus
                                                   [Wilmattea minutiflora]
                                             Hylocereus monacanthus
                                                   [Hyalocereus lemairei]
                                                   [Hylocereus estebanensis]
                                                   [Hylocereus lemairei]
                                                   [Hylocereus peruvianus]
                                                   [Hylocereus polyrhizus]
                                                   [Hylocereus scandens]
                                                   [Hylocereus venezuelensis]
                                                   [Wilmattea venezuelensis]
                                             Hylocereus ocamponis
                                                   [Hylocereus purpusii]
                                             Hylocereus setaceus
                                                   [Mediocactus hassleri]
                                                   [Mediocactus lindmanii]
                                                   [Selenicereus rizzini]
                                                   [Selenicereus setaceus]
                                             Hylocereus stenopterus
                                             Hylocereus triangularis
                                                   [Hylocereus antiguensis]
                                                   [Hylocereus compressus]
                                                   [Hylocereus cubensis]
                                                   [Hylocereus napoleonis]
                                                   [Hylocereus plumieri]
                                                   [Hylocereus trigonus]
                                             Hylocereus tricae
                                                   [Selenicereus tricae]
                                             Hylocereus undatus
                                                   [Hyalocereus undatus]
                                     Hymenorebutia
                                             Hymenorebutia quinesensis
                                     Islaya
                                             Islaya bicolor
                                             Islaya brevicylindrica
                                             Islaya copiapoides
                                             Islaya divaricatiflora
                                             Islaya grandiflorens
                                             Islaya grandis
                                             Islaya krainziana
                                             Islaya maritima
                                             Islaya minor
                                             Islaya minuscula
                                             Islaya molendensis
                                             Islaya omasensis
                                             Islaya paucispinosa
                                             Islaya unguispina
                                     Jasminocereus
                                             Jasminocereus thouarsii
                                                   [Jasminocereus galapagensis]
                                                   [Jasminocereus howellii]
                                                   [Jasminocereus sclerocarpus]
                                               Jasminocereus thouarsii subsp. thouarsii
                                                     [Jasminocereus thouarsii var. chathamensis]
                                               Jasminocereus thouarsii var. delicatus
                                                     [Jasminocereus howellii var. delicatus]
                                               Jasminocereus thouarsii var. sclerocarpus
                                                     [Cereus sclerocarpus]
                                     Krainzia
                                             Krainzia longiflora
                                     Lasiocereus
                                             Lasiocereus fulvus
                                             Lasiocereus rupicola
                                     Lemaireocereus
                                             Lemaireocereus godingianus
                                     Leocereus
                                             Leocereus bahiensis
                                                   [Leocereus bahiensis subsp. barreirensis]
                                                   [Leocereus bahiensis subsp. exiguospinus]
                                                   [Leocereus bahiensis subsp. robustispinus]
                                                   [Leocereus bahiensis subsp. urandianus]
                                                   [Leocereus bahiensis var. barreirensis]
                                                   [Leocereus bahiensis var. exiguospinus]
                                                   [Leocereus bahiensis var. robustispinus]
                                                   [Leocereus urandianus]
                                             Leocereus paulensis
                                     Lepidocoryphantha
                                             Lepidocoryphantha runyonii
                                     Lepismium
                                             Lepismium cruciforme
                                                   [Rhipsalis squamulosa]
                                             Lepismium gibberulum
                                             Lepismium houlletianum
                                                   [Rhipsalis houlletiana]
                                             Lepismium incachacanum
                                                   [Rhipsalis incachacana]
                                             Lepismium lorentzianum
                                                   [Rhipsalis lorentziana]
                                             Lepismium lumbricoides
                                                   [Lepismium aculeatum]
                                                   [Rhipsalis aculeata]
                                                   [Rhipsalis leucorhaphis]
                                                   [Rhipsalis loefgrenii]
                                                   [Rhipsalis lumbricoides]
                                             Lepismium paradoxum
                                             Lepismium pittieri
                                             Lepismium pulvinigerum
                                             Lepismium puniceodiscus
                                             Lepismium tucumanense
                                             Lepismium warmingianum
                                                   [Lepismium lineare]
                                                   [Rhipsalis gonocarpa]
                                                   [Rhipsalis linearis]
                                                   [Rhipsalis warmingiana]
                                     Leptocereus
                                           [Neoabbottia]
                                             Leptocereus arboreus
                                             Leptocereus assurgens
                                                   [Leptocereus ekmanii]
                                                   [Leptocereus prostratus]
                                             Leptocereus carinatus
                                             Leptocereus grantianus
                                                   [Neoabbottia grantiana]
                                             Leptocereus leonii
                                             Leptocereus paniculatus
                                                   [Neoabbottia paniculata]
                                             Leptocereus quadricostatus
                                             Leptocereus scopulophilus
                                             Leptocereus sylvestris
                                                   [Leptocereus maxonii]
                                                   [Leptocereus santamarinae]
                                             Leptocereus weingartianus
                                             Leptocereus wrightii
                                     Leuchtenbergia
                                             Leuchtenbergia principis
                                     Leucostele
                                             Leucostele rivieri
                                     Loberia
                                     Lobivia
                                             Lobivia adpressispina
                                             Lobivia auranitida
                                             Lobivia bruchii
                                             Lobivia cachensis
                                             Lobivia caespitosa
                                             Lobivia campicola
                                             Lobivia cornuta
                                             Lobivia culpinensis
                                             Lobivia cumingii
                                             Lobivia cylindracea
                                             Lobivia cylindrica
                                             Lobivia emmae
                                             Lobivia euanthema
                                             Lobivia grandis
                                             Lobivia hoffmanniana
                                             Lobivia kieslingii
                                             Lobivia nealeana
                                             Lobivia oxyalabastra
                                             Lobivia pseudocachensis
                                             Lobivia pugionacantha
                                             Lobivia rosarioana
                                             Lobivia rossii
                                             Lobivia saltensis
                                             Lobivia schreiteri
                                             Lobivia shaferi
                                             Lobivia versicolor
                                             Lobivia westii
                                             Lobivia winteriana
                                             Lobivia wrightiana
                                             Lobivia zencheri
                                     Lophophora
                                             Lophophora diffusa
                                             Lophophora fricii
                                             Lophophora williamsii
                                                   [Anhalonium lewinii]
                                                   [Lophophora williamsii var. echinata]
                                     Loxanthocereus
                                             Loxanthocereus bicolor
                                             Loxanthocereus convergens
                                             Loxanthocereus cullmannianus
                                             Loxanthocereus eremiticus
                                             Loxanthocereus erigens
                                             Loxanthocereus eriotrichus
                                             Loxanthocereus eulalianus
                                             Loxanthocereus faustianus
                                             Loxanthocereus gracilispinus
                                             Loxanthocereus keller-badensis
                                             Loxanthocereus multifloccosus
                                             Loxanthocereus neglectus
                                             Loxanthocereus pacaranensis
                                             Loxanthocereus pullatus
                                     Maihuenia
                                             Maihuenia patagonica
                                                   [Maihuenia albolanata]
                                                   [Maihuenia brachydelphys]
                                                   [Maihuenia cumulata]
                                                   [Maihuenia latispina]
                                                   [Maihuenia valentinii]
                                             Maihuenia poeppigii
                                                   [Maihuenia philippii]
                                     Maihueniopsis
                                           [Puna]
                                             Maihueniopsis archiconoidea
                                                   [Opuntia archiconoidea]
                                             Maihueniopsis clavarioides
                                                   [Opuntia clavarioides]
                                                   [Puna clavarioides]
                                             Maihueniopsis conoidea
                                                   [Opuntia conoidea]
                                                   [Tephrocactus conoideus]
                                             Maihueniopsis darwinii
                                                   [Opuntia darwinii]
                                             Maihueniopsis glomerata
                                                   [Maihueniopsis albomarginata]
                                                   [Maihueniopsis atacamensis]
                                                   [Maihueniopsis camachoi]
                                                   [Maihueniopsis colorea]
                                                   [Maihueniopsis crassispina]
                                                   [Maihueniopsis domeykoensis]
                                                   [Maihueniopsis grandiflora]
                                                   [Maihueniopsis leoncito]
                                                   [Maihueniopsis leptoclada]
                                                   [Maihueniopsis mandragora]
                                                   [Maihueniopsis molfinoi]
                                                   [Maihueniopsis neuquensis]
                                                   [Maihueniopsis ovallei]
                                                   [Maihueniopsis ovata]
                                                   [Maihueniopsis rahmeri]
                                                   [Maihueniopsis tarapacana]
                                                   [Opuntia atacamensis]
                                                   [Opuntia camachoi]
                                                   [Opuntia colorea]
                                                   [Opuntia crassipina]
                                                   [Opuntia crassispina]
                                                   [Opuntia domeykoensis]
                                                   [Opuntia glomerata]
                                                   [Opuntia llanos-de-huanta]
                                                   [Opuntia ovata]
                                                   [Opuntia rahmeri]
                                                   [Opuntia tarapacana]
                                                   [Opuntia wagenknechtii]
                                                   [Opuntia wetmorei]
                                                   [Tephrocactus atacamensis]
                                                   [Tephrocactus camachoi]
                                                   [Tephrocactus coloreus]
                                                   [Tephrocactus glomeratus]
                                                   [Tephrocactus hickenii]
                                                   [Tephrocactus neuquensis]
                                                   [Tephrocactus reicheanus]
                                                   [Tephrocactus russellii]
                                                   [Tephrocactus tarapacanus]
                                             Maihueniopsis hickenii
                                                   [Opuntia hickenii]
                                             Maihueniopsis hypogaea
                                             Maihueniopsis minuta
                                                   [Opuntia minuta]
                                                   [Tephrocactus mandragora]
                                                   [Tephrocactus minutus]
                                             Maihueniopsis pentlandii
                                             Maihueniopsis subterranea
                                                   [Cumulopuntia subterranea]
                                                   [Opuntia subterranea]
                                                   [Puna subterranea]
                                                   [Tephrocactus subterraneus]
                                                   [Tephrocactus variiflorus]
                                     Mammillaria
                                           [Mamillopsis]
                                           [Mammilloydia]
                                           [Neomammillaria]
                                           [Oehmea]
                                           [Phellosperma]
                                           [Solisia]
                                             Mammillaria aggregata
                                             Mammillaria albata
                                             Mammillaria albescens
                                             Mammillaria albicans
                                                   [Neomammillaria albicans]
                                               Mammillaria albicans albicans
                                               Mammillaria albicans subsp. albicans
                                                     [Mammillaria slevenii]
                                                     [Neomammillaria slevinii]
                                               Mammillaria albicans subsp. fraileana
                                                     [Neomammillaria fraileana]
                                             Mammillaria albicolumnaria
                                             Mammillaria albicoma
                                             Mammillaria albiflora
                                             Mammillaria albilanata
                                               Mammillaria albilanata subsp. albilanata
                                               Mammillaria albilanata subsp. oaxacana
                                               Mammillaria albilanata subsp. reppenhagenii
                                               Mammillaria albilanata subsp. tegelbergiana
                                             Mammillaria angelensis
                                             Mammillaria anniana
                                             Mammillaria apamensis
                                             Mammillaria applanata
                                             Mammillaria arida
                                             Mammillaria armillata
                                                   [Mammillaria armillata subsp. armillata]
                                             Mammillaria aureilanata
                                             Mammillaria aureispina
                                             Mammillaria aureoviridis
                                             Mammillaria aurihamata
                                             Mammillaria backebergiana
                                               Mammillaria backebergiana subsp. backebergiana
                                               Mammillaria backebergiana subsp. ernestii
                                             Mammillaria bambusiphila
                                             Mammillaria barbata
                                                   [Mammillaria garessii]
                                                   [Mammillaria morricalii]
                                                   [Mammillaria santaclarensis]
                                             Mammillaria baumii
                                                   [Dolichothele baumii]
                                                   [Mammillaria radiaissima]
                                             Mammillaria baxteriana
                                             Mammillaria beiselii
                                             Mammillaria bella
                                             Mammillaria beneckei
                                                   [Dolichothele balsasoides]
                                                   [Dolichothele beneckei]
                                                   [Dolichothele nelsonii]
                                                   [Mammillaria balsasoides]
                                                   [Mammillaria barkeri]
                                                   [Mammillaria colonensis]
                                                   [Mammillaria guiengolensis]
                                                   [Oehmea beneckei]
                                             Mammillaria berkiana
                                             Mammillaria bernalensis
                                             Mammillaria blossfeldiana
                                               Mammillaria blossfeldiana var. shurliana
                                                     [Mammillaria shurliana]
                                             Mammillaria bocasana
                                                   [Mammillaria bocasana subsp. bocasana]
                                                   [Mammillaria bocasana subsp. eschauzieri]
                                                   [Mammillaria hirsuta]
                                                   [Mammillaria knebeliana]
                                                   [Mammillaria kunzeana]
                                                   [Mammillaria longicoma]
                                             Mammillaria bocensis
                                                   [Mammillaria neoschwarzeana]
                                                   [Mammillaria rubida]
                                             Mammillaria boelderliana
                                             Mammillaria bombycina
                                               Mammillaria bombycina subsp. bombycina
                                               Mammillaria bombycina subsp. perezdelarosae
                                             Mammillaria boolii
                                             Mammillaria brandegeei
                                                   [Mammillaria brandegeei var. gabbii]
                                               Mammillaria brandegeei subsp. brandegeei
                                                     [Cactus brandegeei]
                                               Mammillaria brandegeei subsp. gabbii
                                                     [Mammillaria brandegeei subsp. lewisiana]
                                                     [Mammillaria gabbii]
                                               Mammillaria brandegeei subsp. glareosa
                                                     [Neomammillaria dawsonii]
                                             Mammillaria brevicrinita
                                             Mammillaria bullardiana
                                             Mammillaria caerulea
                                             Mammillaria calleana
                                             Mammillaria camptotricha
                                             Mammillaria candida
                                                   [Mammillaria estanzuelensis]
                                                   [Mammillaria ortiz-rubiona]
                                                   [Mammilloydia candida]
                                                   [Neomammillaria candida]
                                             Mammillaria capensis
                                             Mammillaria carmenae
                                             Mammillaria carnea
                                             Mammillaria carretii
                                             Mammillaria centralifera
                                             Mammillaria centraliplumosa
                                             Mammillaria cerralboa
                                                   [Mammillaria armillata subsp. cerralboa]
                                             Mammillaria chapinensis
                                             Mammillaria chiapensis
                                             Mammillaria chionocephala
                                             Mammillaria coahuilensis
                                                   [Mammillaria albiarmata]
                                                   [Mammillaria coahuilensis subsp. albiarmata]
                                                   [Mammillaria coahuilensis subsp. coahuilensis]
                                                   [Mammillaria heyderi subsp. coahuilensis]
                                             Mammillaria collinsii
                                             Mammillaria columbiana
                                               Mammillaria columbiana subsp. columbiana
                                               Mammillaria columbiana subsp. yucatanensis
                                             Mammillaria compressa
                                                   [Mammillaria esseriana]
                                               Mammillaria compressa subsp. centralifera
                                               Mammillaria compressa subsp. compressa
                                                     [Neomammillaria compressa]
                                             Mammillaria confusa
                                             Mammillaria crassimammillis
                                             Mammillaria crassior
                                             Mammillaria crinita
                                                   [Mammillaria pubispina]
                                               Mammillaria crinita subsp. crinita
                                               Mammillaria crinita subsp. leucantha
                                               Mammillaria crinita subsp. wildii
                                             Mammillaria crucigera
                                                   [Mammillaria buchenaui]
                                               Mammillaria crucigera subsp. crucigera
                                               Mammillaria crucigera subsp. tlalocii
                                             Mammillaria dasyacantha
                                             Mammillaria dawsonii
                                             Mammillaria decipiens
                                                   [Pseudomammillaria decipiens]
                                               Mammillaria decipiens subsp. albescens
                                               Mammillaria decipiens subsp. camptotricha
                                                     [Mammillaria decipiens var. camptotricha]
                                               Mammillaria decipiens subsp. decipiens
                                             Mammillaria deherdtiana
                                               Mammillaria deherdtiana subsp. deherdtiana
                                               Mammillaria deherdtiana subsp. dodsonii
                                             Mammillaria densispina
                                                   [Mammillaria buxbaumeriana]
                                             Mammillaria dioica
                                                   [Mammillaria dioica subsp. dioica]
                                                   [Mammillaria dioica var. dioica]
                                                   [Mammillaria dioica var. incerta]
                                                   [Neomammillaria dioica]
                                               Mammillaria dioica subsp. angelensis
                                               Mammillaria dioica subsp. estebanensis
                                             Mammillaria discolor
                                                   [Mammillaria discolor subsp. discolor]
                                                   [Mammillaria discolor subsp. esperanzaensis]
                                                   [Mammillaria ochoterenae]
                                                   [Mammillaria pachyrhiza]
                                                   [Mammillaria schmollii]
                                             Mammillaria dixanthocentron
                                             Mammillaria dodsonii
                                             Mammillaria dumetorum
                                             Mammillaria duoformis
                                                   [Mammillaria claviformis]
                                                   [Mammillaria erythrocalix]
                                                   [Mammillaria rossiana]
                                             Mammillaria durispina
                                             Mammillaria duwei
                                             Mammillaria eichlamii
                                                   [Mammillaria voburnensis subsp. eichlamii]
                                                   [Mammillaria voburnensis var. eichlamii]
                                             Mammillaria ekmanii
                                             Mammillaria elephantidens
                                             Mammillaria elongata
                                               Mammillaria elongata subsp. echinaria
                                               Mammillaria elongata subsp. elongata
                                             Mammillaria erectohamata
                                             Mammillaria eriacantha
                                               Mammillaria eriacantha subsp. velizii
                                             Mammillaria ernestii
                                             Mammillaria erythrosperma
                                                   [Mammillaria multiformis]
                                                   [Neomammillaria multiformis]
                                             Mammillaria estebanensis
                                             Mammillaria evermanniana
                                                   [Neomammillaria evermanniana]
                                             Mammillaria fasciculata
                                             Mammillaria fera-rubra
                                             Mammillaria fittkaui
                                                   [Mammillaria variabilis]
                                               Mammillaria fittkaui subsp. fittkaui
                                               Mammillaria fittkaui subsp. limonensis
                                             Mammillaria flavicentra
                                             Mammillaria formosa
                                                   [Mammillaria arroyensis]
                                               Mammillaria formosa subsp. chionocephala
                                               Mammillaria formosa subsp. formosa
                                               Mammillaria formosa subsp. microthele
                                               Mammillaria formosa subsp. pseudocrucigera
                                             Mammillaria fraileana
                                             Mammillaria freudenbergii
                                             Mammillaria fuauxiana
                                             Mammillaria gasseriana
                                                   [Mammillaria chica]
                                                   [Mammillaria viescensis]
                                             Mammillaria gatesii
                                             Mammillaria gaumeri
                                             Mammillaria geminispina
                                                   [Mammillaria elegans]
                                               Mammillaria geminispina subsp. geminispina
                                                     [Neomammillaria geminispina]
                                               Mammillaria geminispina subsp. leucocentra
                                             Mammillaria gigantea
                                                   [Mammillaria armatissima]
                                                   [Mammillaria hamiltonhoytiae]
                                                   [Mammillaria ocotillensis]
                                                   [Mammillaria saint-pieana]
                                             Mammillaria giselae
                                             Mammillaria glassii
                                                   [Mammillaria ascensionis]
                                                   [Mammillaria glassii subsp. ascensionis]
                                                   [Mammillaria glassii subsp. glassii]
                                                   [Mammillaria glassii var. ascensionis]
                                             Mammillaria glochidiata
                                             Mammillaria goldii
                                             Mammillaria goodridgei
                                             Mammillaria goodridgii
                                             Mammillaria gracilis
                                             Mammillaria grahamii
                                                   [Mammillaria microcarpa]
                                               Mammillaria grahamii var. grahamii
                                                     [Mammillaria grahamii subsp. grahamii]
                                                     [Mammillaria grahamii]
                                                     [Mammillaria microcarpa subsp. grahamii]
                                                     [Mammillaria microcarpa var. auricarpa]
                                                     [Mammillaria microcarpa var. milleri]
                                                     [Mammillaria microcarpa]
                                                     [Mammillaria milleri var. grahamii]
                                                     [Mammillaria milleri]
                                                     [Neomammillaria microcarpa]
                                                     [Neomammillaria milleri]
                                               Mammillaria grahamii var. oliviae
                                             Mammillaria grusonii
                                                   [Mammillaria durangicola]
                                                   [Mammillaria pachycylindrica]
                                                   [Mammillaria papasquiarensis]
                                                   [Mammillaria zeyeriana]
                                             Mammillaria guelzowiana
                                                   [Krainzia guelzowiana]
                                             Mammillaria guerreronis
                                                   [Mammillaria zapilotensis]
                                             Mammillaria guillauminiana
                                             Mammillaria gummifera
                                             Mammillaria haageana
                                                   [Mammillaria albidula]
                                                   [Mammillaria collina]
                                                   [Mammillaria conspicua]
                                                   [Mammillaria donatii]
                                                   [Mammillaria haageana subsp. acultzingensis]
                                                   [Mammillaria haageana subsp. conspicua]
                                                   [Mammillaria haageana subsp. elegans]
                                                   [Mammillaria haageana subsp. haageana]
                                                   [Mammillaria haageana subsp. san-angelensis]
                                                   [Mammillaria haageana subsp. schmollii]
                                                   [Mammillaria haageana var. schmollii]
                                                   [Mammillaria meissneri]
                                                   [Mammillaria sanangelensis]
                                                   [Mammillaria vaupelii]
                                             Mammillaria haasii
                                             Mammillaria hahniana
                                                   [Mammillaria bravoae]
                                                   [Mammillaria hahniana subsp. bravoae]
                                                   [Mammillaria hahniana subsp. hahniana]
                                                   [Mammillaria hahniana subsp. mendeliana]
                                                   [Mammillaria hahniana subsp. woodsii]
                                                   [Mammillaria mendeliana]
                                             Mammillaria halbingeri
                                             Mammillaria halei
                                                   [Cochemiea halei]
                                             Mammillaria hamuligera
                                             Mammillaria heidiae
                                             Mammillaria hemisphaerica
                                             Mammillaria hennisii
                                             Mammillaria hernandezii
                                             Mammillaria herrerae
                                             Mammillaria heyderi
                                                   [Mammillaria parrasensis]
                                               Mammillaria heyderi subsp. gaumeri
                                               Mammillaria heyderi subsp. gummifera
                                                     [Mammillaria heyderi var. gummifera]
                                               Mammillaria heyderi subsp. hemisphaerica
                                                     [Mammillaria gummifera var. hemisphaerica]
                                                     [Mammillaria heyderi var. hemisphaerica]
                                               Mammillaria heyderi subsp. heyderi
                                                     [Mammillaria gummifera var. applanata]
                                                     [Mammillaria heyderi var. applanata]
                                                     [Mammillaria heyderi var. bullingtoniana]
                                                     [Mammillaria heyderi var. heyderi]
                                               Mammillaria heyderi subsp. macdougalii
                                                     [Mammillaria gummifera var. macdougalii]
                                                     [Mammillaria heyderi var. macdougalii]
                                             Mammillaria hidalgensis
                                             Mammillaria hoffmannseggii
                                             Mammillaria hubertmulleri
                                             Mammillaria huitzilopochtli
                                               Mammillaria huitzilopochtli subsp. huitzilopochtli
                                               Mammillaria huitzilopochtli subsp. niduliformis
                                             Mammillaria humboldtii
                                             Mammillaria hutchisoniana
                                               Mammillaria hutchisoniana subsp. hutchisoniana
                                               Mammillaria hutchisoniana subsp. louisae
                                             Mammillaria ignota
                                             Mammillaria igualensis
                                             Mammillaria ingens
                                             Mammillaria insularis
                                             Mammillaria isotensis
                                             Mammillaria jaliscana
                                               Mammillaria jaliscana subsp. jaliscana
                                               Mammillaria jaliscana subsp. zacatecasensis
                                             Mammillaria jamaicensis
                                             Mammillaria johnstonii
                                                   [Neomammillaria johnstonii]
                                             Mammillaria karwinskiana
                                                   [Mammillaria ebenacantha]
                                                   [Mammillaria strobilina]
                                                   [Mammillaria voburnensis subsp. voburnensis]
                                                   [Mammillaria voburnensis]
                                                   [Mammillaria woburnensis]
                                               Mammillaria karwinskiana subsp. beiselii
                                               Mammillaria karwinskiana subsp. collinsii
                                               Mammillaria karwinskiana subsp. karwinskiana
                                                     [Mammillaria praelii]
                                               Mammillaria karwinskiana subsp. nejapensis
                                             Mammillaria kelleriana
                                             Mammillaria klissingiana
                                                   [Mammillaria brauneana]
                                             Mammillaria knippeliana
                                             Mammillaria kraehenbuehlii
                                                   [Pseudomammillaria kraehenbuehlii]
                                             Mammillaria kuentziana
                                             Mammillaria lanigera
                                             Mammillaria lasiacantha
                                                   [Mammillaria egregia]
                                                   [Mammillaria lasiacantha subsp. egregia]
                                                   [Mammillaria lasiacantha subsp. hyalina]
                                                   [Mammillaria lasiacantha subsp. lasiacantha]
                                                   [Mammillaria lasiacantha subsp. magallanii]
                                                   [Mammillaria lasiacantha var. denudata]
                                                   [Mammillaria lengdobleriana]
                                                   [Mammillaria magallanii]
                                                   [Mammillaria neobertrandiana]
                                                   [Mammillaria stella-de-tacubaya]
                                                   [Mammillaria wohlschlageri]
                                             Mammillaria laui
                                               Mammillaria laui subsp. dasyacantha
                                               Mammillaria laui subsp. laui
                                               Mammillaria laui subsp. subducta
                                             Mammillaria leei
                                             Mammillaria lenta
                                             Mammillaria leptacantha
                                             Mammillaria leucantha
                                             Mammillaria leucocentra
                                             Mammillaria lewisiana
                                             Mammillaria limonensis
                                             Mammillaria linaresensis
                                                   [Mammillaria melanocentra subsp. linaresensis]
                                             Mammillaria lloydii
                                             Mammillaria longiflora
                                               Mammillaria longiflora subsp. longiflora
                                                     [Mammillaria longiflora subsp. stampferi]
                                               Mammillaria longiflora subsp. tepexicensis
                                             Mammillaria longimamma
                                                   [Dolichothele longimamma]
                                                   [Dolichothele uberiformis]
                                                   [Mammillaria longimanna]
                                                   [Mammillaria uberiformis]
                                             Mammillaria louisae
                                             Mammillaria louiseae
                                             Mammillaria luethyi
                                             Mammillaria macdougalii
                                             Mammillaria machucae
                                             Mammillaria magneticola
                                             Mammillaria magnifica
                                             Mammillaria magnimamma
                                                   [Mammillaria bucareliensis]
                                                   [Mammillaria krameri]
                                                   [Mammillaria priessnitzii]
                                                   [Mammillaria saxicola]
                                                   [Mammillaria vagaspina]
                                                   [Mammillaria vallensis]
                                                   [Mammillaria zuccariniana]
                                             Mammillaria mainiae
                                             Mammillaria mammillaris
                                                   [Mammillaria pseudosimplex]
                                             Mammillaria manana
                                             Mammillaria marcosii
                                                   [Mammillaria multihamata]
                                             Mammillaria marksiana
                                             Mammillaria marshalliana
                                             Mammillaria mathildae
                                             Mammillaria matudae
                                                   [Mammillaria compacticaulis]
                                             Mammillaria mazatlanensis
                                                   [Mammillaria mazatlanensis subsp. mazatlanensis]
                                                   [Mammillaria mazatlanensis subsp. patonii]
                                                   [Mammillaria occidentalis]
                                                   [Mammillaria patonii]
                                             Mammillaria meiacantha
                                                   [Mammillaria gummifera var. meiacantha]
                                                   [Mammillaria heyderi subsp. meiacantha]
                                                   [Mammillaria heyderi var. meiacantha]
                                             Mammillaria melaleuca
                                             Mammillaria melanocentra
                                               Mammillaria melanocentra subsp. melanocentra
                                               Mammillaria melanocentra subsp. rubrograndis
                                             Mammillaria mercadensis
                                                   [Mammillaria brachytrichion]
                                             Mammillaria meridiorosei
                                             Mammillaria meyranii
                                             Mammillaria microhelia
                                                   [Mammillaria microheliopsis]
                                             Mammillaria microthele
                                             Mammillaria mieheana
                                             Mammillaria missouriensis
                                             Mammillaria moeller-valdeziana
                                             Mammillaria moelleriana
                                                   [Mammillaria cowperae]
                                             Mammillaria mollendorffiana
                                             Mammillaria mollihamata
                                             Mammillaria monticola
                                             Mammillaria morganiana
                                             Mammillaria muehlenpfordtii
                                                   [Mammillaria neopotosina]
                                             Mammillaria multiceps
                                             Mammillaria multidigitata
                                             Mammillaria mystax
                                                   [Mammillaria atroflorens]
                                                   [Mammillaria casoi]
                                                   [Mammillaria erythra]
                                                   [Mammillaria huajuapensis]
                                                   [Mammillaria mixtecensis]
                                             Mammillaria nagliana
                                             Mammillaria nana
                                                   [Mammillaria felipensis]
                                                   [Mammillaria monancistracantha]
                                                   [Mammillaria monancistria]
                                             Mammillaria napina
                                             Mammillaria nazasensis
                                             Mammillaria nejapensis
                                             Mammillaria neomystax
                                             Mammillaria neopalmeri
                                                   [Cactus palmeri]
                                             Mammillaria neophaeacantha
                                             Mammillaria nivosa
                                                   [Neomammillaria nivosa]
                                             Mammillaria nunezii
                                               Mammillaria nunezii subsp. bella
                                               Mammillaria nunezii subsp. nunezii
                                             Mammillaria oliviae
                                             Mammillaria orcuttii
                                                   [Mammillaria amajacensis]
                                             Mammillaria oteroi
                                             Mammillaria pacifica
                                             Mammillaria painteri
                                             Mammillaria parkinsonii
                                                   [Mammillaria auriareolis]
                                                   [Mammillaria neocrucigera]
                                                   [Mammillaria rosensis]
                                             Mammillaria pectinifera
                                                   [Neomammillaria pectinata]
                                                   [Solisia pectinata]
                                               Mammillaria pectinifera subsp. pectinifera
                                               Mammillaria pectinifera subsp. solisioides
                                             Mammillaria peninsularis
                                                   [Neomammillaria peninsularis]
                                             Mammillaria pennispinosa
                                               Mammillaria pennispinosa subsp. nazasensis
                                               Mammillaria pennispinosa subsp. pennispinosa
                                             Mammillaria perbella
                                                   [Mammillaria avila-camachoi]
                                                   [Mammillaria cadereytensis]
                                                   [Mammillaria infernillensis]
                                                   [Mammillaria queretarica]
                                             Mammillaria perezdelarosae
                                             Mammillaria petrophila
                                               Mammillaria petrophila subsp. arida
                                               Mammillaria petrophila subsp. baxteriana
                                                     [Neomammillaria baxteriana]
                                                     [Neomammillaria marshalliana]
                                                     [Neomammillaria pacifica]
                                               Mammillaria petrophila subsp. petrophila
                                                     [Neomammillaria gatesii]
                                             Mammillaria petterssonii
                                                   [Mammillaria apozolensis]
                                                   [Mammillaria huiguerensis]
                                                   [Mammillaria obscura]
                                             Mammillaria phitauiana
                                                   [Mammillaria verhaertiana]
                                                   [Neomammillaria phitauiana]
                                             Mammillaria picta
                                                   [Mammillaria aurisaeta]
                                                   [Mammillaria picta subsp. picta]
                                                   [Mammillaria picta subsp. viereckii]
                                                   [Mammillaria schieliana]
                                                   [Mammillaria viereckii]
                                             Mammillaria pilispina
                                                   [Mammillaria rayonensis]
                                                   [Mammillaria sanluisensis]
                                                   [Mammillaria subtilis]
                                             Mammillaria pitcayensis
                                             Mammillaria plumosa
                                             Mammillaria polyedra
                                             Mammillaria polythele
                                               Mammillaria polythele subsp. obconella
                                               Mammillaria polythele subsp. polythele
                                                     [Mammillaria kewensis]
                                                     [Mammillaria polythele subsp. durispina]
                                             Mammillaria pondii
                                                   [Cochemiea pondii]
                                               Mammillaria pondii subsp. maritima
                                                     [Cochemiea pondii subsp. maritima]
                                               Mammillaria pondii subsp. pondii
                                               Mammillaria pondii subsp. setispina
                                                     [Cochemiea pondii subsp. setispina]
                                             Mammillaria poselgeri
                                                   [Cochemiea poselgeri]
                                             Mammillaria pottsii
                                                   [Coryphantha pottsiana]
                                             Mammillaria pringlei
                                                   [Mammillaria parensis]
                                                   [Mammillaria rhodantha subsp. pringlei]
                                             Mammillaria prolifera
                                                   [Mammillaria glomerata]
                                               Mammillaria prolifera subsp. arachnoidea
                                               Mammillaria prolifera subsp. prolifera
                                                     [Mammillaria prolifera subsp. haitiensis]
                                               Mammillaria prolifera subsp. texana
                                                     [Mammillaria prolifera var. texana]
                                             Mammillaria pseudocrucigera
                                             Mammillaria puberula
                                             Mammillaria pygmaea
                                             Mammillaria radiosa
                                             Mammillaria rekoi
                                                   [Mammillaria albrechtiana]
                                                   [Mammillaria krassuckae]
                                                   [Mammillaria mitlensis]
                                                   [Mammillaria pseudorekoi]
                                                   [Mammillaria pullihamata]
                                                   [Mammillaria sanjuanensis]
                                                   [Neomammillaria rekoi]
                                               Mammillaria rekoi subsp. aureispina
                                               Mammillaria rekoi subsp. leptacantha
                                               Mammillaria rekoi subsp. rekoi
                                             Mammillaria rekoiana
                                             Mammillaria reppenhagenii
                                             Mammillaria rettigiana
                                                   [Mammillaria flavihamata]
                                                   [Mammillaria gilensis]
                                                   [Mammillaria posseltiana]
                                             Mammillaria rhodantha
                                                   [Mammillaria bonavitii]
                                                   [Mammillaria calacantha]
                                               Mammillaria rhodantha subsp. fera-rubra
                                               Mammillaria rhodantha subsp. mccartenii
                                               Mammillaria rhodantha subsp. mollendorffiana
                                               Mammillaria rhodantha subsp. rhodantha
                                                     [Mammillaria rhodantha subsp. aureiceps]
                                                     [Mammillaria rhodantha var. auriceps]
                                             Mammillaria ritteriana
                                             Mammillaria robustispina
                                             Mammillaria roseoalba
                                             Mammillaria rubrograndis
                                             Mammillaria ruestii
                                             Mammillaria runyonii
                                             Mammillaria saboae
                                               Mammillaria saboae subsp. goldii
                                               Mammillaria saboae subsp. haudeana
                                               Mammillaria saboae subsp. saboae
                                             Mammillaria sanchez-mejoradae
                                             Mammillaria sartorii
                                                   [Mammillaria tenampensis]
                                             Mammillaria scheeri
                                             Mammillaria scheinvariana
                                             Mammillaria schiedeana
                                               Mammillaria schiedeana subsp. dumetorum
                                               Mammillaria schiedeana subsp. giselae
                                               Mammillaria schiedeana subsp. schiedeana
                                             Mammillaria schumannii
                                                   [Bartschella schumannii]
                                             Mammillaria schwarzii
                                             Mammillaria scrippsiana
                                                   [Mammillaria ortegae]
                                                   [Mammillaria pseudoscrippsiana]
                                                   [Mammillaria scrippsiana var. autlanensis]
                                             Mammillaria sempervivi
                                             Mammillaria senilis
                                                   [Mamillopsis diguetii]
                                                   [Mamillopsis senilis]
                                                   [Mammillaria diguetii]
                                             Mammillaria setispina
                                             Mammillaria sheldonii
                                                   [Mammillaria alamensis]
                                                   [Mammillaria grahamii subsp. sheldonii]
                                                   [Mammillaria gueldemanniana]
                                                   [Mammillaria guirocobensis]
                                                   [Mammillaria inaiae]
                                                   [Mammillaria marnieriana]
                                                   [Mammillaria milleri var. sheldonii]
                                                   [Mammillaria swinglei]
                                                   [Neomammillaria sheldonii]
                                                   [Neomammillaria swinglei]
                                             Mammillaria silvatica
                                             Mammillaria simplex
                                             Mammillaria sinistrohamata
                                             Mammillaria slevinii
                                             Mammillaria sneedi
                                             Mammillaria sneedii
                                             Mammillaria solisii
                                             Mammillaria solisioides
                                             Mammillaria sonorensis
                                                   [Mammillaria bellisiana]
                                                   [Mammillaria craigii]
                                                   [Mammillaria movensis]
                                                   [Mammillaria sonorensis var. hiltonii]
                                                   [Mammillaria tesopacensis]
                                             Mammillaria sphacelata
                                               Mammillaria sphacelata subsp. sphacelata
                                               Mammillaria sphacelata subsp. viperina
                                             Mammillaria sphaerica
                                                   [Dolichothele sphaerica]
                                                   [Mammillaria longimamma var. sphaerica]
                                             Mammillaria spinosissima
                                                   [Mammillaria gasterantha]
                                               Mammillaria spinosissima subsp. pilcayensis
                                               Mammillaria spinosissima subsp. spinosissima
                                               Mammillaria spinosissima subsp. tepoxtlana
                                             Mammillaria stampferi
                                             Mammillaria standleyi
                                                   [Mammillaria auricantha]
                                                   [Mammillaria auritricha]
                                                   [Mammillaria bellacantha]
                                                   [Mammillaria canelensis]
                                                   [Mammillaria hertrichiana var. robustior]
                                                   [Mammillaria hertrichiana]
                                                   [Mammillaria lindsayi]
                                                   [Mammillaria mayensis]
                                                   [Mammillaria miegiana]
                                                   [Mammillaria montensis]
                                                   [Mammillaria standleyi var. robustispina]
                                                   [Mammillaria xanthina]
                                             Mammillaria subducta
                                             Mammillaria subdurispina
                                             Mammillaria supertexta
                                                   [Mammillaria lanata]
                                                   [Mammillaria martinezii]
                                             Mammillaria supraflumen
                                             Mammillaria surculosa
                                                   [Dolichothele surculosa]
                                             Mammillaria tayloriorum
                                             Mammillaria tegelbergiana
                                             Mammillaria tepexicensis
                                             Mammillaria tetrancistra
                                                   [Cactus tetrancistrus]
                                                   [Neomammillaria tetrancistra]
                                                   [Phellosperma tetrancistra]
                                             Mammillaria tezontle
                                             Mammillaria theresae
                                             Mammillaria thornberi
                                               Mammillaria thornberi subsp. thornberi
                                               Mammillaria thornberi subsp. yaquensis
                                             Mammillaria tlalocii
                                             Mammillaria tobuschii
                                             Mammillaria tolimensis
                                             Mammillaria tonalensis
                                             Mammillaria tropica
                                             Mammillaria uncinata
                                             Mammillaria varieaculeata
                                             Mammillaria verticealba
                                             Mammillaria vetula
                                               Mammillaria vetula subsp. gracilis
                                                     [Mammillaria gracilis var. pulchella]
                                               Mammillaria vetula subsp. vetula
                                             Mammillaria viperina
                                             Mammillaria virginis
                                             Mammillaria viridiflora
                                                   [Mammillaria orestera]
                                             Mammillaria wagneriana
                                                   [Mammillaria antesbergeriana]
                                                   [Mammillaria crassa]
                                             Mammillaria weingartiana
                                                   [Mammillaria unihamata]
                                             Mammillaria wiesingeri
                                               Mammillaria wiesingeri subsp. apamensis
                                               Mammillaria wiesingeri subsp. wiesingeri
                                             Mammillaria wilcoxii
                                             Mammillaria wildii
                                             Mammillaria winterae
                                                   [Mammillaria winteriae]
                                               Mammillaria winterae subsp. aramberri
                                                     [Mammillaria winteriae subsp. aramberri]
                                               Mammillaria winterae subsp. winterae
                                                     [Mammillaria winteriae subsp. winteriae]
                                             Mammillaria wrightii
                                               Mammillaria wrightii subsp. wilcoxii
                                                     [Mammillaria wrightii var. wilcoxii]
                                               Mammillaria wrightii subsp. wrightii
                                                     [Mammillaria wrightii var. wrightii]
                                             Mammillaria wuthenauiana
                                             Mammillaria xaltianguensis
                                               Mammillaria xaltianguensis subsp. bambusiphila
                                               Mammillaria xaltianguensis subsp. xaltianguensis
                                             Mammillaria xochipilli
                                             Mammillaria yaquensis
                                             Mammillaria yucatanensis
                                             Mammillaria zacatecasensis
                                             Mammillaria zahniana
                                             Mammillaria zeilmanniana
                                             Mammillaria zephyranthoides
                                                   [Dolichothele zephyranthoides]
                                               Mammillaria zephyranthoides subsp. heidiae
                                               Mammillaria zephyranthoides subsp. zephyranthoides
                                             Mammillaria zublerae
                                                   [Mammillaria prolifera subsp. zublerae]
                                     Matucana
                                           [Eomatucana]
                                             Matucana aurantiaca
                                               Matucana aurantiaca subsp. aurantiaca
                                               Matucana aurantiaca subsp. currundayensis
                                               Matucana aurantiaca subsp. fruticosa
                                               Matucana aurantiaca subsp. hastifera
                                               Matucana aurantiaca subsp. polzii
                                             Matucana aureiflora
                                             Matucana blancii
                                             Matucana breviflora
                                             Matucana cereoides
                                             Matucana comacephala
                                             Matucana crinifera
                                             Matucana currundayensis
                                             Matucana elongata
                                             Matucana formosa
                                                   [Borzicactus formosus]
                                                   [Submatucana formosa]
                                             Matucana fruticosa
                                             Matucana hastifera
                                             Matucana haynei
                                               Matucana haynei subsp. haynei
                                               Matucana haynei subsp. herzogiana
                                               Matucana haynei subsp. hystrix
                                               Matucana haynei subsp. myriacantha
                                             Matucana herzogiana
                                             Matucana huagalensis
                                                   [Borzicactus huagalensis]
                                             Matucana hystrix
                                             Matucana intertexta
                                                   [Borzicactus intertextus]
                                                   [Matucana celendinensis]
                                                   [Submatucana intertexta]
                                             Matucana krahnii
                                                   [Borzicactus krahnii]
                                                   [Matucana calliantha]
                                             Matucana madisoniorum
                                                   [Borzicactus madisoniorum]
                                                   [Eomatucana madisoniorum]
                                                   [Submatucana madisoniorum]
                                             Matucana megalantha
                                             Matucana multicolor
                                             Matucana oreodoxa
                                                   [Borzicactus oreodoxus]
                                                   [Eomatucana oreodoxa]
                                             Matucana pallarensis
                                             Matucana paucicostata
                                                   [Borzicactus paucicostatus]
                                                   [Submatucana paucicostata]
                                             Matucana polzii
                                             Matucana pujupatii
                                             Matucana purpureoalba
                                             Matucana ritteri
                                                   [Borzicactus ritteri]
                                                   [Submatucana ritteri]
                                             Matucana supertexta
                                             Matucana tuberculata
                                                   [Borzicactus tuberculatus]
                                                   [Matucana tuberculosa]
                                             Matucana variabilis
                                             Matucana weberbaueri
                                                   [Borzicactus weberbaueri]
                                             Matucana winteri
                                             Matucana yanganucensis
                                     Mediolobivia
                                             Mediolobivia auranitida
                                             Mediolobivia conoidea
                                             Mediolobivia elegans
                                             Mediolobivia euanthema
                                             Mediolobivia neopygmaea
                                             Mediolobivia schmiedcheniana
                                     Melocactus
                                             Melocactus acispinosus
                                             Melocactus amethystinus
                                             Melocactus ammotrophus
                                             Melocactus andinus
                                               Melocactus andinus subsp. andinus
                                               Melocactus andinus subsp. hernandezii
                                             Melocactus azulensis
                                             Melocactus azureus
                                                   [Melocactus azureus subsp. azureus]
                                                   [Melocactus krainzianus]
                                             Melocactus bahiensis
                                               Melocactus bahiensis subsp. amethystinus
                                               Melocactus bahiensis subsp. bahiensis
                                             Melocactus bellavistensis
                                               Melocactus bellavistensis subsp. bellavistensis
                                               Melocactus bellavistensis subsp. onychacanthus
                                             Melocactus braunii
                                             Melocactus brederooianus
                                             Melocactus broadwayi
                                                   [Cactus broadwayi]
                                             Melocactus caesius
                                             Melocactus caroli-linnaei
                                             Melocactus concinnus
                                                   [Melocactus axiniphorus]
                                                   [Melocactus pruinosus]
                                                   [Melocactus pulvinosus]
                                                   [Melocactus robustispinus]
                                             Melocactus conoideus
                                             Melocactus cremnophilus
                                             Melocactus curvispinus
                                               Melocactus curvispinus subsp. caesius
                                               Melocactus curvispinus subsp. curvispinus
                                                     [Melocactus ruestii subsp. maxonii]
                                                     [Melocactus ruestii subsp. oaxacensis]
                                                     [Melocactus ruestii subsp. sanctae-rosae]
                                               Melocactus curvispinus subsp. dawsonii
                                                     [Melocactus dawsonii subsp. dawsonii]
                                               Melocactus curvispinus subsp. koolwijkianus
                                             Melocactus dawsonii
                                             Melocactus deinacanthus
                                             Melocactus depressus
                                             Melocactus ellemeetii
                                             Melocactus ernestii
                                               Melocactus ernestii subsp. ernestii
                                                     [Melocactus oreas subsp. ernestii]
                                               Melocactus ernestii subsp. longicarpus
                                                     [Melocactus deinacanthus subsp. florschuetzianus]
                                                     [Melocactus deinacanthus subsp. longicarpus]
                                                     [Melocactus oreas var. longispinus]
                                             Melocactus erythracanthus
                                             Melocactus erythracantus
                                             Melocactus estevesii
                                             Melocactus ferreophilus
                                                   [Melocactus azureus subsp. ferreophilus]
                                             Melocactus florschuetzianus
                                             Melocactus florschutzianus
                                             Melocactus glaucescens
                                             Melocactus glauxianus
                                             Melocactus grisoleoviridis
                                             Melocactus guanensis
                                             Melocactus guitarti
                                             Melocactus harlowii
                                                   [Melocactus acunae]
                                                   [Melocactus nagyi]
                                                   [Melocactus perezassoi]
                                             Melocactus hernandezii
                                             Melocactus holguinensis
                                             Melocactus inconcinnus
                                             Melocactus interpositus
                                             Melocactus intortus
                                                   [Cactus intortus]
                                                   [Melocactus communis]
                                                   [Melocactus coronatus]
                                               Melocactus intortus subsp. domingensis
                                                     [Melocactus intortus subsp. dominguensis]
                                               Melocactus intortus subsp. intortus
                                             Melocactus lanssensianus
                                             Melocactus laui
                                             Melocactus lemairei
                                                   [Melocactus hispaniolicus]
                                               Melocactus lemairei subsp. lemairei
                                                     [Cactus lemairei]
                                             Melocactus lensselinkianus
                                             Melocactus levitestatus
                                                   [Melocactus diersianus]
                                                   [Melocactus rubrispinus]
                                                   [Melocactus securituberculatus]
                                                   [Melocactus uebelmannii]
                                                   [Melocactus warasii]
                                             Melocactus lobelii
                                             Melocactus loboguerreroi
                                             Melocactus longicarpus
                                             Melocactus longispinus
                                             Melocactus macracanthos
                                                   [Melocactus citrispinus]
                                                   [Melocactus inclinatus]
                                             Melocactus matanzanus
                                                   [Melocactus actinacanthus]
                                             Melocactus maxonii
                                             Melocactus mazelianus
                                             Melocactus montanus
                                             Melocactus mulequensis
                                             Melocactus neomontanus
                                             Melocactus neryi
                                                   [Melocactus guaricensis]
                                                   [Melocactus schulzianus]
                                             Melocactus nitidus
                                             Melocactus oaxacensis
                                             Melocactus obtusipetalus
                                             Melocactus onychacanthus
                                             Melocactus oreas
                                               Melocactus oreas subsp. cremnophilus
                                               Melocactus oreas subsp. oreas
                                             Melocactus pachyacanthus
                                               Melocactus pachyacanthus subsp. pachyacanthus
                                               Melocactus pachyacanthus subsp. viridis
                                             Melocactus paucispinus
                                             Melocactus pedernalensis
                                             Melocactus peruvianus
                                                   [Melocactus amstutziae]
                                                   [Melocactus fortalezensis]
                                                   [Melocactus huallancaensis]
                                                   [Melocactus jansenianus]
                                                   [Melocactus trujilloensis]
                                                   [Melocactus unguispinus]
                                             Melocactus praerupticola
                                             Melocactus rubrisaetosus
                                             Melocactus ruestii
                                             Melocactus salvador
                                             Melocactus salvadorensis
                                             Melocactus schatzlii
                                               Melocactus schatzlii subsp. chicamochae
                                                     [Melocactus andinus subsp. soatensis]
                                               Melocactus schatzlii subsp. schatzlii
                                             Melocactus smithii
                                                   [Melocactus roraimensis]
                                             Melocactus stramineus
                                             Melocactus violaceus
                                                   [Melocactus melocactoides]
                                               Melocactus violaceus subsp. margaritaceus
                                               Melocactus violaceus subsp. ritteri
                                               Melocactus violaceus subsp. violaceus
                                                     [Melocactus violaceus subsp. natalensis]
                                             Melocactus zehntneri
                                                   [Melocactus arcuatispinus]
                                                   [Melocactus canescens]
                                                   [Melocactus curvicornis]
                                                   [Melocactus giganteus]
                                                   [Melocactus helvolilanthus]
                                                   [Melocactus macrodiscus]
                                                   [Melocactus saxicola]
                                                   [Melocactus zehntneri subsp. canescens]
                                             Melocactus × albicephalus
                                             Melocactus × horridus
                                     Micranthocereus
                                           [Siccobaccatus]
                                             Micranthocereus albicephalus
                                                   [Coleocephalocereus albicephalus]
                                                   [Micranthocereus aureispinus]
                                                   [Micranthocereus monteazulensis]
                                             Micranthocereus auriazureus
                                             Micranthocereus dolichospermaticus
                                                   [Siccobaccatus dolichospermaticus]
                                             Micranthocereus estevesii
                                                   [Siccobaccatus estevesii]
                                                   [Siccobaccatus insigniflorus]
                                             Micranthocereus flaviflorus
                                                   [Micranthocereus densiflorus]
                                                   [Micranthocereus flaviflorus subsp. densiflorus]
                                                   [Micranthocereus uilianus]
                                             Micranthocereus polyanthus
                                               Micranthocereus polyanthus subsp. alvinii
                                               Micranthocereus polyanthus subsp. polyanthus
                                             Micranthocereus purpureus
                                                   [Cereus purpureus]
                                                   [Coleocephalocereus lehmannianus]
                                                   [Micranthocereus haematocarpus]
                                                   [Micranthocereus ruficeps]
                                             Micranthocereus streckeri
                                             Micranthocereus violaciflorus
                                     Mila
                                             Mila albisaetacens
                                             Mila alboareolata
                                             Mila caespitosa
                                                   [Mila fortalezensis]
                                               Mila caespitosa subsp. caespitosa
                                                     [Mila caespitosa subsp. nealeana]
                                               Mila caespitosa subsp. pugionifera
                                             Mila cereoides
                                             Mila colorea
                                             Mila densiseta
                                             Mila kubeana
                                             Mila lurinensis
                                             Mila nealeana
                                             Mila pugionifera
                                             Mila sublanata
                                     Miqueliopuntia
                                             Miqueliopuntia miquelii
                                                   [Opuntia miquelii]
                                     Monvillea
                                             Monvillea alticostata
                                             Monvillea amazonica
                                             Monvillea apoloensis
                                             Monvillea ballivianii
                                             Monvillea campinensis
                                             Monvillea diffusa
                                             Monvillea jaenensis
                                             Monvillea leucantha
                                             Monvillea maritima
                                             Monvillea piedadensis
                                             Monvillea smithiana
                                     Myrtgerocactus
                                             Myrtgerocactus lindsayi
                                     Myrtillocactus
                                             Myrtillocactus cochal
                                                   [Cereus cochal]
                                             Myrtillocactus eichlamii
                                             Myrtillocactus geometrizans
                                                   [Cereus geometrizans]
                                                   [Myrtillocactus grandiareolatus]
                                             Myrtillocactus schenckii
                                     Navajoa
                                             Navajoa fickeisenii
                                     Neobesseya
                                             Neobesseya asperispina
                                             Neobesseya missouriensis
                                             Neobesseya notesteinii
                                             Neobesseya roseiflora
                                             Neobesseya similis
                                             Neobesseya wissmannii
                                     Neobuxbaumia
                                           [Rooksbya]
                                             Neobuxbaumia euphorbioides
                                                   [Carnegiea euphorbioides var. olfersii]
                                                   [Rooksbya euphorbioides]
                                             Neobuxbaumia macrocephala
                                                   [Carnegiea macrocephala]
                                                   [Cephalocereus macrocephalus]
                                                   [Mitrocereus ruficeps]
                                                   [Pachycereus ruficeps]
                                             Neobuxbaumia mezcalaensis
                                                   [Carnegiea mezcalaensis]
                                                   [Carnegiea nova]
                                                   [Cephalocereus mezcalaensis var. multiareolatus]
                                                   [Cephalocereus mezcalaensis]
                                                   [Neobuxbaumia multiareolata]
                                             Neobuxbaumia polylopha
                                                   [Carnegiea polylopha]
                                                   [Cephalocereus polylophus]
                                             Neobuxbaumia sanchezmejoradae
                                                   [Carnegiea laui]
                                                   [Neobuxbaumia laui]
                                             Neobuxbaumia scoparia
                                                   [Carnegiea scoparia]
                                                   [Cephalocereus scoparius]
                                                   [Pilocereus scoparius]
                                             Neobuxbaumia squamulosa
                                                   [Carnegiea squamulosa]
                                             Neobuxbaumia tetetzo
                                                   [Carnegiea tetetzo]
                                                   [Cephalocereus nudus]
                                                   [Cephalocereus tetazo]
                                     Neochilenia
                                             Neochilenia andreaeana
                                             Neochilenia carneoflora
                                             Neochilenia eriocephala
                                             Neochilenia imitans
                                             Neochilenia lembckei
                                             Neochilenia monte-amargensis
                                             Neochilenia neoreichei
                                     Neodawsonia
                                     Neogomesia
                                     Neolloydia
                                             Neolloydia conoidea
                                                   [Echinocactus conoideus]
                                                   [Mammillaria conoidea]
                                                   [Pediocactus conoideus]
                                             Neolloydia johnsoni
                                             Neolloydia matehualensis
                                     Neolobivia
                                             Neolobivia winteriana
                                     Neoporteria
                                             Neoporteria andreaeana
                                             Neoporteria armata
                                             Neoporteria backebergii
                                             Neoporteria bicolor
                                             Neoporteria carrizalensis
                                             Neoporteria castanea
                                             Neoporteria castaneoides
                                             Neoporteria choapensis
                                             Neoporteria clavata
                                             Neoporteria coimasensis
                                             Neoporteria eriocephala
                                             Neoporteria fusca
                                             Neoporteria gerocephala
                                             Neoporteria hankeana
                                             Neoporteria heteracantha
                                             Neoporteria horrida
                                             Neoporteria huascensis
                                             Neoporteria krainziana
                                             Neoporteria litoralis
                                             Neoporteria marksianus
                                             Neoporteria microsperma
                                             Neoporteria monte-amargensis
                                             Neoporteria multicolor
                                             Neoporteria nigricans
                                             Neoporteria robusta
                                             Neoporteria rupicola
                                             Neoporteria sanjuanensis
                                             Neoporteria scoparia
                                             Neoporteria setiflora
                                             Neoporteria subcylindrica
                                             Neoporteria totoralensis
                                             Neoporteria tuberisulcata
                                             Neoporteria vallenarensis
                                             Neoporteria volliana
                                             Neoporteria wagenknechtii
                                             Neoporteria woutersiana
                                     Neoraimondia
                                           [Neocardenasia]
                                             Neoraimondia arequipensis
                                                   [Neoraimondia aticensis]
                                                   [Neoraimondia macrostibas]
                                                   [Neoraimondia roseiflora]
                                             Neoraimondia herzogiana
                                                   [Neocardenasia herzogiana]
                                     Neowerdermannia
                                             Neowerdermannia chilensis
                                                   [Neowerdermannia chilensis subsp. chilensis]
                                                   [Neowerdermannia chilensis subsp. peruviana]
                                                   [Neowerdermannia peruviana]
                                                   [Sulcorebutia chilensis]
                                                   [Weingartia chilensis]
                                             Neowerdermannia vorwerkii
                                                   [Sulcorebutia vorwerkii]
                                                   [Weingartia vorwerkii]
                                     Nopalea
                                             Nopalea auberi
                                                   [Nopalea guatemalensis]
                                                   [Nopalea lutea]
                                                   [Opuntia auberi]
                                                   [Opuntia lutea]
                                             Nopalea cochenillifera
                                                   [Cactus cochenilifer]
                                                   [Cactus cochenillifera]
                                                   [Cactus cochenilliferus]
                                                   [Nopalea nuda]
                                                   [Opuntia cochenillifera]
                                                   [Opuntia nuda]
                                             Nopalea dejecta
                                                   [Opuntia dejecta]
                                             Nopalea hondurensis
                                                   [Opuntia hondurensis]
                                             Nopalea inaperta
                                                   [Nopalea gaumeri]
                                                   [Opuntia inaperta]
                                     Nopalxochia
                                             Nopalxochia conzattiana
                                     Notocactus
                                             Notocactus acutus
                                             Notocactus arechavaletae
                                             Notocactus campestrensis
                                             Notocactus glaucinus
                                             Notocactus graessneri
                                             Notocactus grandiensis
                                             Notocactus harmonianus
                                             Notocactus ibicuiensis
                                             Notocactus incomptus
                                             Notocactus minusculus
                                             Notocactus neobuenekeri
                                             Notocactus schumannianus
                                             Notocactus securituberculatus
                                             Notocactus succineus
                                             Notocactus villa-velhensis
                                     Obregonia
                                             Obregonia denegrii
                                                   [Strombocactus denegrii]
                                     Opuntia
                                           [Opuntia occidentalis]
                                           [Platyopuntia]
                                           [Salmiopuntia]
                                             Opuntia X charlestonensis
                                                   [Opuntia charlestonensis]
                                             Opuntia X curvispina
                                             Opuntia X occidentalis
                                             Opuntia acaulis
                                             Opuntia aciculata
                                             Opuntia amarilla
                                             Opuntia ammophila
                                             Opuntia anacantha
                                                   [Opuntia discolor]
                                                   [Opuntia grosseana]
                                                   [Opuntia roborensis]
                                                   [Platyopuntia discolor]
                                                   [Platyopuntia kiska-loro]
                                                   [Platyopuntia retrorsa]
                                             Opuntia anahuacensis
                                             Opuntia apurimacensis
                                             Opuntia arborescens
                                             Opuntia arcei
                                             Opuntia arechavaletae
                                             Opuntia armata
                                             Opuntia assumptionis
                                                   [Opuntia viridirubra subsp. viridirubra]
                                                   [Opuntia viridirubra]
                                                   [Platyopuntia viridirubra]
                                             Opuntia atrispina
                                             Opuntia aurantiaca
                                                   [Opuntia montevideensis]
                                             Opuntia aurea
                                                   [Opuntia basilaris var. aurea]
                                                   [Opuntia erinacea var. aurea]
                                             Opuntia aureispina
                                                   [Opuntia macrocentra var. aureispina]
                                             Opuntia backebergii
                                             Opuntia basilaris
                                                   [Opuntia basilaris var. cordata]
                                               Opuntia basilaris var. basilaris
                                                     [Opuntia basilaris subsp. whitneyana]
                                                     [Opuntia basilaris var. ramosa]
                                                     [Opuntia basilaris var. whitneyana]
                                                     [Opuntia brachyclada subsp. humistrata]
                                                     [Opuntia intricata]
                                                     [Opuntia whitneyana var. albiflora]
                                                     [Opuntia whitneyana]
                                               Opuntia basilaris var. brachyclada
                                                     [Opuntia basilaris subsp. brachyclada]
                                                     [Opuntia basilaris var. humistrata]
                                                     [Opuntia brachyclada subsp. humistrata]
                                                     [Opuntia humistrata]
                                               Opuntia basilaris var. heilii
                                               Opuntia basilaris var. longiareolata
                                               Opuntia basilaris var. treleasei
                                                     [Opuntia treleasei]
                                             Opuntia boldinghii
                                             Opuntia bonplandii
                                                   [Opuntia beckeriana]
                                             Opuntia borinquensis
                                                   [Opuntia boringuensis]
                                             Opuntia brachyclada
                                             Opuntia bravoana
                                             Opuntia burrageana
                                             Opuntia caboensis
                                             Opuntia caespitosa
                                             Opuntia calcicola
                                             Opuntia caracassana
                                                   [Opuntia bisetosa]
                                                   [Opuntia pennellii]
                                                   [Opuntia salvadorensis]
                                                   [Opuntia wentiana]
                                             Opuntia chaffeyi
                                             Opuntia chisosensis
                                                   [Opuntia lindheimeri var. chisosensis]
                                             Opuntia chlorotica
                                                   [Opuntia chlorotica var. chlorotica]
                                             Opuntia clarkiorum
                                             Opuntia cochinera
                                             Opuntia compressa
                                             Opuntia conjungens
                                             Opuntia cordobensis
                                                   [Opuntia cordodensis]
                                             Opuntia crassa
                                             Opuntia crystalenia
                                             Opuntia cumulicola
                                             Opuntia curassavica
                                             Opuntia curvispina
                                                   [Opuntia curvospina]
                                             Opuntia dactylifera
                                             Opuntia deamii
                                             Opuntia decumbens
                                             Opuntia delaetiana
                                             Opuntia depressa
                                             Opuntia dillei
                                             Opuntia diploursina
                                             Opuntia discata
                                                   [Opuntia microcarpa]
                                             Opuntia eburnispina
                                             Opuntia ekmanii
                                             Opuntia elata
                                                   [Opuntia alko-tuna]
                                                   [Opuntia atrovirens]
                                                   [Opuntia canterae]
                                                   [Opuntia cardiosperma]
                                                   [Opuntia chakensis]
                                                   [Opuntia cochabambensis]
                                                   [Opuntia cognata]
                                                   [Opuntia limitata]
                                                   [Opuntia mieckleyi]
                                                   [Opuntia prasina]
                                                   [Opuntia pyrrhantha]
                                                   [Opuntia viridirubra subsp. rubrogemmia]
                                                   [Opuntia vitelliniflora subsp. interjecta]
                                                   [Opuntia vitelliniflora subsp. vitelliniflora]
                                                   [Opuntia vitelliniflora]
                                                   [Platyopuntia cardiosperma]
                                                   [Platyopuntia cognata]
                                                   [Platyopuntia interjecta]
                                                   [Platyopuntia limitata]
                                                   [Platyopuntia pyrrhantha]
                                                   [Platyopuntia rubrogemmia]
                                                   [Platyopuntia vitelliniflora]
                                             Opuntia elatior
                                                   [Opuntia bergeriana]
                                                   [Opuntia eichlamii]
                                                   [Opuntia hispanica]
                                                   [Opuntia humilis]
                                                   [Opuntia megalantha]
                                                   [Opuntia nigricans]
                                                   [Opuntia tuna var. cubaguensis]
                                             Opuntia ellisiana
                                             Opuntia engelmannii
                                               Opuntia engelmannii var. cuija
                                                     [Opuntia lindheimeri var. cuija]
                                               Opuntia engelmannii var. cyclodes
                                                     [Opuntia cyclodes]
                                               Opuntia engelmannii var. engelmannii
                                                     [Opuntia bensonii]
                                                     [Opuntia cantabrigiensis]
                                                     [Opuntia engelmannii subsp. engelmannii]
                                                     [Opuntia engelmannii var. megacarpa]
                                                     [Opuntia magnarenensis]
                                                     [Opuntia megacarpa]
                                                     [Opuntia neochrysacantha]
                                                     [Opuntia occidentalis var. megacarpa]
                                                     [Opuntia phaeacantha var. discata]
                                                     [Opuntia rastrera]
                                                     [Opuntia subarmata]
                                                     [Opuntia × subarmata]
                                               Opuntia engelmannii var. flavispina
                                                     [Opuntia phaeacantha var. flavispina]
                                               Opuntia engelmannii var. flexospina
                                                     [Opuntia engelmannii var. flexispina]
                                                     [Opuntia strigil var. flexospina]
                                               Opuntia engelmannii var. lindheimeri
                                                     [Opuntia alta]
                                                     [Opuntia convexa]
                                                     [Opuntia cyanella]
                                                     [Opuntia engelmannii subsp. lindheimeri]
                                                     [Opuntia engelmannii var. aciculata]
                                                     [Opuntia engelmannii var. alta]
                                                     [Opuntia engelmannii var. cacanapa]
                                                     [Opuntia engelmannii var. dulcis]
                                                     [Opuntia engelmannii var. texana]
                                                     [Opuntia ferruginispina]
                                                     [Opuntia gilvoalba]
                                                     [Opuntia gomei]
                                                     [Opuntia griffithsiana]
                                                     [Opuntia haematocarpa]
                                                     [Opuntia laxiflora]
                                                     [Opuntia lindheimeri var. lehmannii]
                                                     [Opuntia lindheimeri var. tricolor]
                                                     [Opuntia pyrocarpa]
                                                     [Opuntia reflexa]
                                                     [Opuntia sinclairii]
                                                     [Opuntia squarrosa]
                                                     [Opuntia texana]
                                                     [Opuntia winteriana]
                                               Opuntia engelmannii var. linguiformis
                                                     [Opuntia lindheimeri var. linguiformis]
                                             Opuntia estevesii
                                             Opuntia exaltata
                                             Opuntia excelsa
                                             Opuntia ficus-indica
                                                   [Cactus ficus-indica]
                                                   [Opuntia amyclaea]
                                                   [Opuntia castillae]
                                                   [Opuntia elongata]
                                                   [Opuntia ficusindica]
                                                   [Opuntia fusicaulis]
                                                   [Opuntia incarnadilla]
                                                   [Opuntia joconostle]
                                                   [Opuntia maxima]
                                                   [Opuntia megacantha]
                                                   [Opuntia obovata]
                                                   [Opuntia paraguayensis]
                                                   [Opuntia tribuloides]
                                                   [Opuntia undulata]
                                                   [Platyopuntia apurimacensis]
                                                   [Platyopuntia cordobensis]
                                             Opuntia flexospina
                                             Opuntia fragilis
                                                   [Cactus fragilis]
                                                   [Opuntia brachyarthra]
                                                   [Opuntia fragilis subsp. brachyarthra]
                                                   [Opuntia fragilis var. brachyarthra]
                                                   [Opuntia fragilis var. denudata]
                                                   [Opuntia fragilis var. fragilis]
                                                   [Opuntia schweriniana]
                                             Opuntia frigida
                                             Opuntia fuliginosa
                                             Opuntia fulvicoma
                                             Opuntia galapageia
                                                   [Opuntia echios var. echios]
                                                   [Opuntia echios]
                                                   [Opuntia helleri]
                                                   [Opuntia insularis]
                                                   [Opuntia megasperma subsp. orientalis]
                                                   [Opuntia megasperma]
                                                   [Opuntia saxicola]
                                               Opuntia galapageia subsp. galapageia
                                                     [Opuntia echios var. barringtonensis]
                                                     [Opuntia echios var. inermis]
                                                     [Opuntia galapageia var. macrocarpa]
                                               Opuntia galapageia subsp. gigantea
                                                     [Opuntia echios var. gigantea]
                                               Opuntia galapageia subsp. megasperma
                                                     [Opuntia megasperma var. mesophytica]
                                                     [Opuntia megasperma var. orientalis]
                                               Opuntia galapageia var. galapageia
                                               Opuntia galapageia var. myriacantha
                                                     [Opuntia myriacantha]
                                             Opuntia galerasensis
                                             Opuntia gosseliniana
                                                   [Opuntia chlorotica var. gosseliniana]
                                                   [Opuntia chlorotica var. gossrliniana]
                                                   [Opuntia violacea var. gosseliniana]
                                             Opuntia guatemalensis
                                             Opuntia guatinensis
                                             Opuntia huajuapensis
                                             Opuntia humifusa
                                                   [Cactus humifusus]
                                                   [Opuntia austrina]
                                                   [Opuntia fuscoatra]
                                                   [Opuntia intermedia]
                                                   [Opuntia nemoralis]
                                                   [Opuntia rubrifolia]
                                               Opuntia humifusa subsp. minor
                                                     [Opuntia cespitosa]
                                               Opuntia humifusa var. ammophila
                                                     [Opuntia compressa var. ammophila]
                                               Opuntia humifusa var. austrina
                                                     [Opuntia compressa var. austrina]
                                                     [Opuntia polycarpa]
                                               Opuntia humifusa var. humifusa
                                                     [Opuntia compressa var. allairei]
                                                     [Opuntia compressa var. compressa]
                                                     [Opuntia compressa var. fuscoatra]
                                                     [Opuntia compressa var. microsperma]
                                             Opuntia hyptiacantha
                                                   [Nopalea karwinskiana]
                                                   [Opuntia chavena]
                                                   [Opuntia cretochaeta]
                                                   [Opuntia nigrita]
                                             Opuntia hystricina
                                             Opuntia ignescens
                                             Opuntia impedata
                                             Opuntia inermis
                                             Opuntia ithypetala
                                             Opuntia juniperina
                                             Opuntia karwinskiana
                                             Opuntia lagunae
                                             Opuntia lasiacantha
                                                   [Opuntia chaetocarpa]
                                                   [Opuntia rzedowskii]
                                             Opuntia lata
                                             Opuntia leucotricha
                                                   [Opuntia durangensis]
                                                   [Opuntia pailana]
                                                   [Opuntia pyriformis]
                                             Opuntia lindheimeri
                                               Opuntia lindheimeri var. lindheimeri
                                             Opuntia linguiformis
                                             Opuntia littoralis
                                                   [Opuntia engelmannii var. littoralis]
                                                   [Opuntia intricata]
                                                   [Opuntia lindheimeri var. littoralis]
                                                   [Opuntia littoralis var. littoralis]
                                                   [Opuntia magenta]
                                                   [Opuntia occidentalis var. littoralis]
                                                   [Opuntia occidentalis]
                                                   [Opuntia semispinosa]
                                             Opuntia longiareolata
                                             Opuntia macrocentra
                                                   [Opuntia violacea var. castetteri]
                                                   [Opuntia violacea var. violacea]
                                                   [Opuntia violacea]
                                               Opuntia macrocentra var. macrocentra
                                                     [Opuntia violacea var. macrocentra]
                                               Opuntia macrocentra var. minor
                                             Opuntia macrorhiza
                                                   [Opuntia compressa var. grandiflora]
                                                   [Opuntia compressa var. macrorhiza]
                                                   [Opuntia compressa var. stenochila]
                                                   [Opuntia grandiflora]
                                                   [Opuntia greenei]
                                                   [Opuntia leptocarpa]
                                                   [Opuntia loomisii]
                                                   [Opuntia mackensenii]
                                                   [Opuntia macrorhiza var. macrorhiza]
                                                   [Opuntia mesacantha var. greenii]
                                                   [Opuntia plumbea]
                                                   [Opuntia roseana]
                                                   [Opuntia setispina]
                                                   [Opuntia sphaerocarpa]
                                                   [Opuntia stenochila]
                                                   [Opuntia xanthoglochia]
                                             Opuntia mamillata
                                             Opuntia megacarpa
                                             Opuntia megapotamica
                                                   [Opuntia pituitosa]
                                                   [Opuntia salagria]
                                                   [Platyopuntia pituitosa]
                                             Opuntia megarrhiza
                                                   [Opuntia megarhiza]
                                             Opuntia mesacantha
                                             Opuntia microdasys
                                                   [Cactus microdasys]
                                                   [Opuntia microdasys var. pallida]
                                             Opuntia missouriensis
                                             Opuntia mistiensis
                                             Opuntia monacantha
                                                   [Opuntia monocantha]
                                                   [Platyopuntia brunneogemmia]
                                             Opuntia nicholii
                                                   [Opuntia xerocarpa]
                                             Opuntia opuntia
                                             Opuntia orbiculata
                                                   [Opuntia crinifera var. lanigera]
                                                   [Opuntia crinifera]
                                             Opuntia oricola
                                             Opuntia parviclada
                                             Opuntia pentlandii
                                             Opuntia phaeacantha
                                                   [Opuntia angustata]
                                                   [Opuntia arizonica]
                                                   [Opuntia azurea]
                                                   [Opuntia blakeana]
                                                   [Opuntia camanchica]
                                                   [Opuntia canada]
                                                   [Opuntia chihuahuensis]
                                                   [Opuntia confusa]
                                                   [Opuntia covillei var. piercei]
                                                   [Opuntia dulcis]
                                                   [Opuntia engelmannii var. cycloides]
                                                   [Opuntia expansa]
                                                   [Opuntia gilvescens]
                                                   [Opuntia gregoriana]
                                                   [Opuntia laevis]
                                                   [Opuntia littoralis var. piercei]
                                                   [Opuntia mojavensis]
                                                   [Opuntia occidentalis var. piercei]
                                                   [Opuntia phaeacantha var. brunnea]
                                                   [Opuntia phaeacantha var. camanchica]
                                                   [Opuntia phaeacantha var. laevis]
                                                   [Opuntia phaeacantha var. major]
                                                   [Opuntia phaeacantha var. mojavensis]
                                                   [Opuntia phaeacantha var. nigricans]
                                                   [Opuntia phaeacantha var. phaeacantha]
                                                   [Opuntia phaeacantha var. piercei]
                                                   [Opuntia phaeacantha var. superbospina]
                                                   [Opuntia recurvospina]
                                                   [Opuntia superbospina]
                                                   [Opuntia toumeyi]
                                                   [Opuntia woodsii]
                                                   [Opuntia zuniensis]
                                               Opuntia phaeacantha var. castorea
                                             Opuntia pilifera
                                             Opuntia pinkavae
                                                   [Opuntia basilaris var. woodburyi]
                                             Opuntia pisciformis
                                             Opuntia pittieri
                                                   [Opuntia bella]
                                             Opuntia pollardii
                                             Opuntia polyacantha
                                                   [Opuntia arenaria]
                                                   [Opuntia heacockiae]
                                                   [Opuntia heacockul]
                                                   [Opuntia rhodantha]
                                                   [Opuntia rutila]
                                                   [Opuntia spirocentra]
                                                   [Tunas polyacantha]
                                               Opuntia polyacantha erinacea
                                               Opuntia polyacantha var. arenaria
                                               Opuntia polyacantha var. erinacea
                                                     [Opuntia erinacea var. erinacea]
                                                     [Opuntia erinacea var. paucispina]
                                                     [Opuntia erinacea var. ursina]
                                                     [Opuntia erinacea var. utahensis]
                                                     [Opuntia erinacea]
                                                     [Opuntia hystricina var. ursina]
                                                     [Opuntia polyacantha subsp. erinacea]
                                                     [Opuntia sphaerocarpa var. utahensis]
                                                     [Opuntia ursina]
                                               Opuntia polyacantha var. hystricina
                                                     [Opuntia erinacea var. hystricina]
                                                     [Opuntia erinacea var. xanthostemma]
                                               Opuntia polyacantha var. juniperina
                                               Opuntia polyacantha var. nicholii
                                               Opuntia polyacantha var. polyacantha
                                                     [Opuntia erinacea var. utahensis]
                                                     [Opuntia missouriensis var. trichophora]
                                                     [Opuntia polyacantha var. rufispina]
                                                     [Opuntia polyacantha var. trichophora]
                                             Opuntia pottsii
                                                   [Opuntia ballii]
                                                   [Opuntia filipendula]
                                                   [Opuntia macrorhiza var. pottsii]
                                                   [Opuntia phaeacantha var. tenuispina]
                                                   [Opuntia tenuiflora]
                                                   [Opuntia tenuispina]
                                             Opuntia puberula
                                             Opuntia pubescens
                                                   [Corynopuntia dumetorum]
                                                   [Opuntia depauperata]
                                                   [Opuntia dumetorum]
                                                   [Opuntia inaequilateralis]
                                                   [Opuntia infesta]
                                                   [Opuntia pumila]
                                                   [Opuntia tayapayensis]
                                                   [Platyopuntia dumetorum]
                                                   [Platyopuntia infesta]
                                                   [Platyopuntia nana]
                                             Opuntia pusilla
                                                   [Cactus pusillus]
                                                   [Opuntia drummondii]
                                                   [Opuntia tracyi]
                                             Opuntia pycnantha
                                               Opuntia pycnantha var. margaritana
                                             Opuntia pyrrhacantha
                                             Opuntia quimilo
                                                   [Opuntia distans]
                                                   [Platyopuntia quimilo]
                                             Opuntia quitensis
                                                   [Platyopuntia quitensis]
                                             Opuntia rafinesquei
                                             Opuntia repens
                                             Opuntia retrorsa
                                                   [Opuntia platynoda]
                                             Opuntia ritteri
                                             Opuntia robinsonii
                                             Opuntia robusta
                                                   [Opuntia gorda]
                                                   [Opuntia heliabravoana]
                                                   [Opuntia larreyi]
                                                   [Opuntia megalarthra]
                                               Opuntia robusta var. guerrana
                                                     [Opuntia guerrana]
                                               Opuntia robusta var. larreyi
                                             Opuntia rosarica
                                             Opuntia rotundifolia
                                             Opuntia rufida
                                                   [Opuntia lubrica]
                                                   [Opuntia microdasys var. rufida]
                                             Opuntia salmiana
                                                   [Opuntia albiflora]
                                                   [Platyopuntia salmiana]
                                             Opuntia sanctae-barbarae
                                             Opuntia sanguinea
                                             Opuntia santa-rita
                                                   [Opuntia chlorotica var. santa-rita]
                                                   [Opuntia violacea var. santa-rita]
                                             Opuntia scheeri
                                                   [Opuntia scheerii]
                                             Opuntia schickendantzii
                                                   [Opuntia colubrina]
                                             Opuntia schumannii
                                             Opuntia securigera
                                             Opuntia serpentina
                                             Opuntia sierralagunensis
                                             Opuntia soederstromiana
                                             Opuntia spinosibacca
                                             Opuntia spinulifera
                                             Opuntia stenarthra
                                             Opuntia stenopetala
                                                   [Opuntia riviereana]
                                             Opuntia streptacantha
                                                   [Opuntia pachona]
                                             Opuntia stricta
                                                   [Cactus dillenii]
                                                   [Cactus strictus]
                                                   [Consolea bahamana]
                                                   [Opuntia atrocapensis]
                                                   [Opuntia bartramii]
                                                   [Opuntia bentonii]
                                                   [Opuntia dillenii]
                                                   [Opuntia longiclada]
                                                   [Opuntia macrantha]
                                                   [Opuntia magnifica]
                                                   [Opuntia nitens]
                                                   [Opuntia subsphaerocarpa]
                                                   [Opuntia tunoidea]
                                                   [Opuntia zebrina]
                                               Opuntia stricta var. dillenii
                                               Opuntia stricta var. stricta
                                             Opuntia strigil
                                             Opuntia sulphurea
                                                   [Opuntia albisetosa]
                                                   [Opuntia penicilligera]
                                                   [Opuntia sulphurea subsp. brachyacantha]
                                                   [Opuntia sulphurea subsp. spinibarbis]
                                                   [Opuntia sulphurea subsp. sulphurea]
                                                   [Platyopuntia brachyacantha]
                                                   [Platyopuntia spinibarbis]
                                               Opuntia sulphurea var. pampeana
                                                     [Opuntia brunnescens]
                                                     [Opuntia maculacantha]
                                                     [Opuntia pampeana]
                                             Opuntia tapona
                                                   [Opuntia angustata var. comonduensis]
                                                   [Opuntia comonduensis]
                                             Opuntia tardospina
                                             Opuntia taylorii
                                             Opuntia tehuacana
                                             Opuntia tehuantepecana
                                                   [Opuntia nejapensis]
                                             Opuntia testudinis
                                             Opuntia thornberi
                                             Opuntia ticnamarensis
                                             Opuntia tomentosa
                                                   [Opuntia icterica]
                                                   [Opuntia jaliscana]
                                                   [Opuntia macdougaliana]
                                                   [Opuntia micrarthra]
                                                   [Opuntia rileyi]
                                                   [Opuntia sarca]
                                                   [Opuntia spraguei]
                                                   [Opuntia tomentella]
                                             Opuntia tortispina
                                                   [Opuntia cymochila]
                                             Opuntia triacantha
                                                   [Cactus triacanthos]
                                                   [Cactus triacanthus]
                                                   [Opuntia abjecta]
                                             Opuntia trichophora
                                             Opuntia tricolor
                                             Opuntia tuna
                                                   [Opuntia jamaicensis]
                                             Opuntia turbinata
                                             Opuntia turgida
                                             Opuntia valida
                                             Opuntia vaseyi
                                                   [Opuntia X vaseyi]
                                                   [Opuntia covillei]
                                                   [Opuntia littoralis var. austrocalifornica]
                                                   [Opuntia littoralis var. vaseyi]
                                                   [Opuntia mesacantha var. vaseyi]
                                                   [Opuntia occidentalis var. covillei]
                                                   [Opuntia occidentalis var. vaseyi]
                                                   [Opuntia × rugosa]
                                                   [Opuntia × vaseyi]
                                             Opuntia velutina
                                                   [Opuntia affinis]
                                                   [Opuntia atropes]
                                                   [Opuntia nelsonii]
                                             Opuntia vulgaris
                                             Opuntia wilcoxii
                                             Opuntia zacana
                                             Opuntia × aequatorialis
                                             Opuntia × andersonii
                                             Opuntia × bernichiana
                                             Opuntia × charlestonensis
                                                   [Opuntia charlestonensis]
                                             Opuntia × columbiana
                                                   [Opuntia columbiana]
                                                   [Opuntia erinacea var. columbiana]
                                             Opuntia × cubensis
                                                   [Opuntia antillana]
                                                   [Opuntia ochrocentra]
                                             Opuntia × curvispina
                                                   [Opuntia littoralis var. martiniana]
                                                   [Opuntia macrocentra var. martiniana]
                                                   [Opuntia martiniana]
                                                   [Opuntia × curvospina]
                                             Opuntia × cymochila
                                                   [Opuntia sanguinocula]
                                             Opuntia × demissa
                                             Opuntia × edwardsii
                                                   [Opuntia edwardsii]
                                             Opuntia × ellisiana
                                                   [Chrysocactus]
                                                   [Malacocarpus]
                                                   [Wigginsia]
                                             Opuntia × lucayana
                                             Opuntia × occidentalis
                                                   [Opuntia occidentalis]
                                             Opuntia × rooneyi
                                             Opuntia × spinosibacca
                                                   [Opuntia phaeacantha var. spinosibacca]
                                             Opuntia × wootonii
                                                   [Opuntia engelmannii var. wootonii]
                                                   [Opuntia phaeacantha var. wootonii]
                                                   [Opuntia wootonii]
                              Opuntioideae
                                     Micropuntia
                                             Micropuntia pulchella
                                     Oreocereus
                                           [Arequipa]
                                           [Morawetzia]
                                             Oreocereus celsianus
                                                   [Borzicactus celsianus]
                                                   [Borzicactus fossulatus]
                                                   [Oreocereus maximus]
                                                   [Oreocereus neocelsianus]
                                             Oreocereus doelzianus
                                                   [Borzicactus doelzianus]
                                                   [Morawetzia doelziana]
                                                   [Morawetzia sericata]
                                               Oreocereus doelzianus subsp. calvus
                                               Oreocereus doelzianus subsp. doelzianus
                                               Oreocereus doelzianus subsp. sericatus
                                             Oreocereus hempelianus
                                                   [Oreocereus australis]
                                             Oreocereus leucotrichus
                                                   [Borzicactus hendriksenianus]
                                                   [Borzicactus leucotrichus]
                                                   [Morawetzia variicolor]
                                                   [Oreocereus hendriksenianus]
                                                   [Oreocereus ritteri]
                                                   [Oreocereus varicolor]
                                                   [Oreocereus variicolor]
                                             Oreocereus pseudofossulatus
                                                   [Cleistocactus fossulatus]
                                                   [Oreocereus fossulatus]
                                             Oreocereus tacnaensis
                                             Oreocereus trollii
                                                   [Borzicactus trollii]
                                                   [Oreocereus crassiniveus]
                                     Oroya
                                             Oroya borchersii
                                             Oroya peruviana
                                                   [Oroya baumannii]
                                                   [Oroya gibbosa]
                                                   [Oroya laxiareolata]
                                                   [Oroya neoperuviana]
                                                   [Oroya subocculta]
                                     Ortegocactus
                                             Ortegocactus macdougallii
                                                   [Neobesseya macdougallii]
                                     Pacherocactus
                                             Pacherocactus orcuttii
                                     Pachgerocereus
                                     Pachycereus
                                           [Lophocereus]
                                           [Marginatocereus]
                                           [Mitrocereus]
                                           [Pseudomitrocereus]
                                             Pachycereus fulviceps
                                                   [Carnegiea fulviceps]
                                                   [Cephalocereus fulviceps]
                                                   [Mitrocereus fulviceps]
                                                   [Pseudomitrocereus fulviceps]
                                             Pachycereus gatesii
                                                   [Lophocereus gatesii]
                                             Pachycereus gaumeri
                                                   [Anisocereus foetidus]
                                                   [Anisocereus]
                                                   [Pachycereus foetidus]
                                                   [Pterocereus foetidus]
                                                   [Pterocereus gaumeri subsp. foetidus]
                                             Pachycereus grandis
                                             Pachycereus hollianus
                                                   [Lemaireocereus hollianus]
                                             Pachycereus lepidanthus
                                                   [Anisocereus lepidanthus]
                                                   [Escontria lepidantha]
                                             Pachycereus marginatus
                                                   [Marginatocereus marginatus]
                                                   [Stenocereus marginatus]
                                             Pachycereus militaris
                                                   [Backebergia militaris]
                                                   [Cephalocereus militaris]
                                                   [Mitrocereus militaris]
                                                   [Pachycereus chrysomallus]
                                             Pachycereus orcuttii
                                             Pachycereus pecten-aboriginum
                                                   [Pachycereus pecten-aboriginum subsp. tehuantepecanus]
                                                   [Pachycereus tehuantepecanus]
                                             Pachycereus pringlei
                                                   [Pachycereus calvus]
                                             Pachycereus schottii
                                                   [Cereus sargentianus]
                                                   [Lophocereus australis]
                                                   [Lophocereus mieckleyanus]
                                                   [Lophocereus sargentianus]
                                                   [Lophocereus schottii f. mieckleyanus]
                                                   [Lophocereus schottii f. spiralis]
                                                   [Lophocereus schottii var. australis]
                                                   [Lophocereus schottii var. schottii]
                                                   [Lophocereus schottii var. spiralis]
                                                   [Lophocereus schottii var. tenuis]
                                                   [Lophocereus schottii]
                                             Pachycereus tepamo
                                             Pachycereus weberi
                                                   [Lemaireocereus weberi]
                                                   [Pachycereus gigas]
                                                   [Stenocereus weberi]
                                     Parodia
                                             Parodia aconquijaensis
                                             Parodia alacriportana
                                                   [Notocactus alacriportanus]
                                                   [Notocactus brevihamatus]
                                                   [Parodia alacriportana subsp. alacriportana]
                                                   [Parodia alacriportana subsp. brevihamata]
                                                   [Parodia alacriportana subsp. buenekeri]
                                                   [Parodia alacriportana subsp. catarinensis]
                                                   [Parodia buenekeri]
                                                   [Parodia catarinensis]
                                             Parodia albofuscata
                                             Parodia allosiphon
                                                   [Notocactus allosiphon]
                                             Parodia amambayensis
                                             Parodia argerichiana
                                             Parodia arnostiana
                                                   [Notocactus arnostianus]
                                             Parodia atroviridis
                                             Parodia aureicentra
                                                   [Parodia muhrii]
                                                   [Parodia rauschii]
                                                   [Parodia variicolor]
                                             Parodia aureispina
                                             Parodia ayopayana
                                                   [Parodia borealis]
                                                   [Parodia buxbaumiana]
                                                   [Parodia comosa]
                                                   [Parodia cotacajensis]
                                                   [Parodia echinus]
                                                   [Parodia elata]
                                                   [Parodia macednosa]
                                                   [Parodia miguillensis]
                                                   [Parodia pseudoayopayana]
                                             Parodia betaniana
                                             Parodia buiningii
                                                   [Notocactus buiningii]
                                             Parodia campestra
                                             Parodia capillitaensis
                                             Parodia carambeiensis
                                                   [Notocactus carambeiensis]
                                                   [Notocactus villa-velhensis var. carambeiensis]
                                             Parodia catamarcensis
                                             Parodia chlorocarpa
                                             Parodia chrysacanthion
                                                   [Parodia saint-pieana]
                                             Parodia claviceps
                                             Parodia columnaris
                                                   [Parodia legitima]
                                             Parodia comarapana
                                                   [Parodia mairanana]
                                                   [Parodia neglecta]
                                                   [Parodia neglectoides]
                                             Parodia commutans
                                                   [Parodia maxima]
                                                   [Parodia obtusa]
                                             Parodia concinna
                                                   [Frailea caespitosa]
                                                   [Notocactus agnetae]
                                                   [Notocactus apricus]
                                                   [Notocactus blaauwianus]
                                                   [Notocactus brederooianus]
                                                   [Notocactus caespitosus]
                                                   [Notocactus concinnus]
                                                   [Notocactus eremiticus]
                                                   [Notocactus gibberulus]
                                                   [Notocactus joadii]
                                                   [Notocactus multicostatus]
                                                   [Notocactus olimarensis]
                                                   [Notocactus rubrigemmatus]
                                                   [Notocactus tabularis]
                                                   [Parodia caespitosa]
                                                   [Parodia concinna subsp. agnetae]
                                                   [Parodia concinna subsp. blaauwiana]
                                                   [Parodia concinna subsp. blauuwiana]
                                                   [Parodia concinna subsp. concinna]
                                                   [Parodia tabularis subsp. bommeljei]
                                                   [Parodia tabularis subsp. tabularis]
                                                   [Parodia tabularis]
                                             Parodia crassigibba
                                                   [Notocactus arachnitis]
                                                   [Notocactus crassigibbus]
                                                   [Notocactus meonacanthus]
                                                   [Notocactus uebelmannianus var. pleiocephalus]
                                                   [Notocactus uebelmannianus]
                                                   [Parodia meonacantha]
                                                   [Parodia werneri subsp. pleicephala]
                                                   [Parodia werneri subsp. pleiocephala]
                                                   [Parodia werneri subsp. werneri]
                                                   [Parodia werneri]
                                             Parodia curvispina
                                             Parodia dextrohamata
                                             Parodia elachisantha
                                             Parodia erinacea
                                                   [Echinocactus sellowianus]
                                                   [Notocactus acuatus]
                                                   [Notocactus sellowii]
                                                   [Parodia sellowii]
                                                   [Wigginsia acuata]
                                                   [Wigginsia corynodes]
                                                   [Wigginsia courantii]
                                                   [Wigginsia fricii]
                                                   [Wigginsia leucocarpa]
                                                   [Wigginsia macrocantha]
                                                   [Wigginsia macrogona]
                                                   [Wigginsia sellowii]
                                                   [Wigginsia stegmannii]
                                                   [Wigginsia tephracantha]
                                                   [Wigginsia vorwerkiana]
                                             Parodia erubescens
                                             Parodia fechseri
                                             Parodia formosa
                                                   [Parodia bellavistana]
                                                   [Parodia carapariana]
                                                   [Parodia cardenasii]
                                                   [Parodia chaetocarpa]
                                                   [Parodia chirimoyarana]
                                                   [Parodia pachysa]
                                                   [Parodia parvula]
                                                   [Parodia purpureo-aurea]
                                                   [Parodia pusilla]
                                                   [Parodia setispina]
                                                   [Parodia tillii]
                                                   [Parodia winbergii]
                                             Parodia fusca
                                                   [Notocactus fuscus]
                                             Parodia fusco-viridis
                                             Parodia gibbulosoides
                                                   [Parodia elachista]
                                                   [Parodia exquisita]
                                                   [Parodia gibbulosa]
                                                   [Parodia minuta]
                                                   [Parodia punae]
                                                   [Parodia zecheri]
                                             Parodia glischrocarpa
                                             Parodia graessneri
                                             Parodia grandiflora
                                             Parodia haselbergii
                                                   [Brasilicactus haselbergii]
                                                   [Notocactus haselbergii]
                                               Parodia haselbergii subsp. graessneri
                                               Parodia haselbergii subsp. haselbergii
                                             Parodia hausteiniana
                                                   [Parodia lauii]
                                             Parodia herteri
                                                   [Notocactus herteri]
                                                   [Notocactus pseudoherteri]
                                             Parodia herzogii
                                             Parodia heteracantha
                                             Parodia horrida
                                             Parodia horstii
                                                   [Notocactus horstii]
                                                   [Notocactus purpureus]
                                             Parodia hummeliana
                                             Parodia kilianana
                                             Parodia langsdorffii
                                                   [Notocactus leprosorum]
                                                   [Notocactus longispinus]
                                                   [Notocactus polyacanthus]
                                                   [Notocactus prolifer]
                                                   [Notocactus pulvinatus]
                                                   [Parodia langsdorfii]
                                                   [Wigginsia langsdorffii]
                                                   [Wigginsia leprosorum]
                                                   [Wigginsia longispina]
                                                   [Wigginsia polyacantha]
                                                   [Wigginsia prolifera]
                                             Parodia leninghausii
                                                   [Eriocactus leninghausii]
                                                   [Notocactus leninghausii]
                                             Parodia linkii
                                                   [Notocactus linkii]
                                             Parodia lohaniana
                                             Parodia maassii
                                                   [Parodia bermejoensis]
                                                   [Parodia haageana]
                                                   [Parodia lamprospina]
                                                   [Parodia suprema]
                                                   [Parodia thieleana]
                                             Parodia magnifica
                                                   [Eriocactus magnificus]
                                             Parodia malyana
                                             Parodia mammulosa
                                                   [Notocactus cristatoides]
                                                   [Notocactus erythracanthus]
                                                   [Notocactus floricomus]
                                                   [Notocactus hypocrateriformis]
                                                   [Notocactus macambarensis]
                                                   [Notocactus mammulosus]
                                                   [Notocactus megalanthus]
                                                   [Notocactus paulus]
                                                   [Notocactus ritterianus]
                                                   [Notocactus roseoluteus]
                                                   [Notocactus submammulosus]
                                                   [Parodia mammulosa subsp. brasiliensis]
                                                   [Parodia mammulosa subsp. erythracantha]
                                                   [Parodia mammulosa subsp. mammulosa]
                                                   [Parodia mammulosa subsp. submammulosa]
                                                   [Parodia submammulosa subsp. minor]
                                                   [Parodia submammulosa]
                                             Parodia mercedesiana
                                             Parodia mesembrina
                                             Parodia microsperma
                                                   [Parodia erythrantha]
                                               Parodia microsperma subsp. horrida
                                               Parodia microsperma subsp. microsperma
                                                     [Parodia malyana var. igneuiflora]
                                             Parodia minuscula
                                             Parodia mueller-melchersii
                                                   [Notocactus eugeniae]
                                                   [Notocactus gutierrezii]
                                                   [Notocactus mueller-melchersii]
                                                   [Notocactus roseiflorus]
                                                   [Notocactus rutilans]
                                                   [Notocactus veenianus]
                                                   [Notocactus winkleri]
                                                   [Parodia mammulosa subsp. eugeniae]
                                                   [Parodia mueller-melchersii subsp. gutierrezii]
                                                   [Parodia mueller-melchersii subsp. mueller-melchersii]
                                                   [Parodia mueller-melchersii subsp. winkleri]
                                                   [Parodia rutilans subsp. rutilans]
                                                   [Parodia rutilans subsp. veeniana]
                                                   [Parodia rutilans]
                                             Parodia muricata
                                                   [Notocactus laetevirens]
                                                   [Notocactus laetivirens]
                                                   [Notocactus muricatus]
                                             Parodia mutabilis
                                             Parodia nana
                                             Parodia neoarechavaletae
                                                   [Notocactus maldonadensis]
                                                   [Wigginsia arechavaletae]
                                             Parodia neohorstii
                                                   [Notocactus neohorstii]
                                                   [Wigginsia horstii]
                                             Parodia nigrispina
                                                   [Eriocactus nigrispinus]
                                             Parodia nivosa
                                                   [Parodia faustiana]
                                                   [Parodia uhligiana]
                                             Parodia nothominuscula
                                             Parodia nothorauschii
                                                   [Notocactus rauschii]
                                                   [Notocactus spinibarbis]
                                             Parodia ocampoi
                                                   [Parodia compressa]
                                             Parodia otaviana
                                             Parodia ottonis
                                                   [Notocactus ruoffii]
                                                   [Notocactus tenuispinus]
                                                   [Notocactus uruguayus]
                                                   [Parodia paraguayensis]
                                               Parodia ottonis subsp. horstii
                                               Parodia ottonis subsp. ottonis
                                             Parodia oxycostata
                                                   [Notocactus oxycostatus]
                                               Parodia oxycostata subsp. gracilis
                                               Parodia oxycostata subsp. oxycostata
                                             Parodia penicillata
                                                   [Notocactus permutatus]
                                                   [Parodia permutata]
                                             Parodia prestoensis
                                             Parodia procera
                                                   [Parodia andreaeoides]
                                                   [Parodia echinopsoides]
                                                   [Parodia gracilis]
                                                   [Parodia lychnosa]
                                                   [Parodia perplexa]
                                                   [Parodia pseudoprocera]
                                                   [Parodia riograndensis]
                                                   [Parodia subtilihamata]
                                                   [Parodia tredecimcostata]
                                             Parodia rechensis
                                                   [Notocactus rechensis]
                                             Parodia rigida
                                             Parodia rigidispina
                                             Parodia ritteri
                                                   [Parodia agasta]
                                                   [Parodia aglaisma]
                                                   [Parodia belliata]
                                                   [Parodia camargensis]
                                                   [Parodia camblayana]
                                                   [Parodia carrerana]
                                                   [Parodia castanea]
                                                   [Parodia cintiensis]
                                                   [Parodia fulvispina]
                                                   [Parodia roseoalba]
                                                   [Parodia rostrum-sperma]
                                                   [Parodia rubida]
                                                   [Parodia splendens]
                                                   [Parodia tojoensis]
                                             Parodia rubellihamata
                                             Parodia rubriflora
                                             Parodia rubristaminea
                                             Parodia rudibuenekeri
                                                   [Notocactus glomeratus]
                                                   [Notocactus rudibuenekeri]
                                                   [Parodia rudibuenekeri subsp. glomerata]
                                                   [Parodia rudibuenekeri subsp. rudibuenekeri]
                                             Parodia sanguiniflora
                                             Parodia schumanniana
                                                   [Eriocactus ampliocostatus]
                                                   [Eriocactus claviceps]
                                                   [Notocactus amplicostatus]
                                                   [Parodia ampliocostata]
                                                   [Parodia grossei]
                                               Parodia schumanniana subsp. claviceps
                                               Parodia schumanniana subsp. schumanniana
                                             Parodia schwebsiana
                                                   [Parodia applanata]
                                                   [Parodia minima]
                                                   [Parodia salmonea]
                                             Parodia scopa
                                                   [Notocactus scopa]
                                               Parodia scopa subsp. marchesii
                                               Parodia scopa subsp. neobuenekeri
                                               Parodia scopa subsp. scopa
                                               Parodia scopa subsp. succinea
                                             Parodia scopaoides
                                             Parodia setifera
                                             Parodia spanisa
                                             Parodia stockingeri
                                                   [Notocactus stockingeri]
                                             Parodia stuemeri
                                                   [Parodia carminata]
                                                   [Parodia friciana]
                                                   [Parodia gutekunstiana]
                                                   [Parodia jujuyana]
                                                   [Parodia pseudostuemeri]
                                                   [Parodia rubricentra]
                                                   [Parodia schuetziana]
                                                   [Parodia scoparia]
                                                   [Parodia setosa]
                                                   [Parodia tilcarensis]
                                             Parodia subterranea
                                                   [Parodia culpinensis]
                                                   [Parodia miranda]
                                                   [Parodia occulta]
                                                   [Parodia pseudosubterranea]
                                                   [Parodia subterrranea]
                                                   [Parodia zaletaewana]
                                             Parodia succinea
                                             Parodia superba
                                             Parodia tafiensis
                                             Parodia talaensis
                                             Parodia taratensis
                                                   [Parodia bilbaoensis]
                                                   [Parodia krahnii]
                                             Parodia tenuicylindrica
                                                   [Notocactus minimus]
                                                   [Notocactus tenuicylindricus]
                                             Parodia tuberculata
                                                   [Parodia firmissima]
                                                   [Parodia idiosa]
                                                   [Parodia multicostata]
                                                   [Parodia otuyensis]
                                                   [Parodia quechua]
                                                   [Parodia sotomayorensis]
                                                   [Parodia stereospina]
                                                   [Parodia sucrensis]
                                                   [Parodia tarabucina]
                                                   [Parodia yamparaezi]
                                                   [Parodia yamparaezii]
                                             Parodia tuberculosi-costata
                                             Parodia tucumanensis
                                             Parodia turbinata
                                                   [Notocactus calvescens]
                                                   [Notocactus schaeferianus]
                                                   [Wigginsia schaeferiana]
                                                   [Wigginsia turbinata]
                                             Parodia turecekiana
                                             Parodia uebelmanniana
                                             Parodia warasii
                                                   [Eriocactus warasii]
                                             Parodia weberiana
                                             Parodia werdermanniana
                                                   [Notocactus ferrugineus]
                                                   [Notocactus memorialis]
                                                   [Notocactus vanvlietii]
                                                   [Notocactus werdermannianus]
                                     Pediocactus
                                           [Utahia]
                                             Pediocactus bonatzii
                                             Pediocactus bradyi
                                                   [Pediocactus bradyi subsp. bradyi]
                                                   [Pediocactus simpsonii subsp. bradyi]
                                                   [Toumeya bradyi]
                                             Pediocactus despainii
                                                   [Pediocactus bradyi subsp. despainii]
                                                   [Pediocactus simpsonii var. despainii]
                                             Pediocactus knowltonii
                                                   [Pediocactus simpsonii var. knowltonii]
                                             Pediocactus knuthianus
                                             Pediocactus nigrispinus
                                                   [Pediocactus nigrispinus subsp. beastonii]
                                                   [Pediocactus nigrispinus subsp. nigrispinus]
                                                   [Pediocactus nigrispinus subsp. puebloensis]
                                                   [Pediocactus nigrispinus var. beastonii]
                                                   [Pediocactus simpsonii var. nigrispinus]
                                             Pediocactus paradinei
                                                   [Pediocactus simpsonii var. paradinei]
                                             Pediocactus peeblesianus
                                                   [Echinocactus peeblesianus]
                                                   [Navajoa peeblesiana]
                                                   [Navajoa peeblesianus]
                                                   [Toumeya peeblesiana]
                                                   [Toumeya peeblesianus]
                                                   [Utahia peeblesiana]
                                                   [Utahia peeblesianus]
                                               Pediocactus peeblesianus subsp. fickeiseniorum
                                                     [Navajoa peeblesiana subsp. fickeisenii]
                                                     [Navajoa peeblesiana var. fickeisenii]
                                                     [Pediocactus peeblesianus var. fickeiseniae]
                                                     [Pediocactus peeblesianus var. fickeisenii]
                                               Pediocactus peeblesianus subsp. peeblesianus
                                                     [Navajoa peeblesiana subsp. menzelii]
                                                     [Pediocactus peeblesianus var. peeblesianus]
                                               Pediocactus peeblesianus var. maianus
                                             Pediocactus rioverdensis
                                             Pediocactus schmiedickeanus
                                             Pediocactus sileri
                                                   [Echinocactus sileri]
                                                   [Utahia sileri]
                                             Pediocactus simpsonii
                                                   [Echinocactus simpsonii var. robustior]
                                                   [Echinocactus simpsonii]
                                                   [Pediocactus hermannii]
                                                   [Pediocactus nigrispinus subsp. indranus]
                                                   [Pediocactus robustior]
                                                   [Pediocactus simpsonii subsp. bensonii]
                                                   [Pediocactus simpsonii subsp. idahoensis]
                                                   [Pediocactus simpsonii subsp. indranus]
                                                   [Pediocactus simpsonii subsp. robustior]
                                                   [Pediocactus simpsonii subsp. simpsonii]
                                                   [Pediocactus simpsonii var. indranus]
                                                   [Pediocactus simpsonii var. minor]
                                                   [Pediocactus simpsonii var. robustior]
                                                   [Pediocactus simpsonii var. simpsonii]
                                             Pediocactus smithii
                                             Pediocactus winkleri
                                                   [Pediocactus bradyi subsp. winkleri]
                                                   [Pediocactus simpsonii var. winkleri]
                                             Pediocactus ysabelae
                                     Pelecyphora
                                           [Encephalocarpus]
                                             Pelecyphora aselliformis
                                             Pelecyphora chihuahuensis
                                               Pelecyphora chihuahuensis subsp. chihuahuensis
                                                     [Coryphantha chihuahuensis]
                                             Pelecyphora sneedii
                                               Pelecyphora sneedii subsp. orcuttii
                                                     [Coryphantha sneedii var. villardii]
                                               Pelecyphora sneedii subsp. sneedii
                                                     [Coryphantha sneedii var. albicolumnaria]
                                             Pelecyphora strobiliformis
                                                   [Ariocarpus strobiliformis]
                                                   [Encephalocarpus strobiliformis]
                                             Pelecyphora vivipara
                                                   [Mammillaria vivipara var. aggregata]
                                                   [Neobesseya arizonica]
                                     Peniocereus
                                           [Neoevansia]
                                           [Nyctocereus]
                                           [Wilcoxia]
                                             Peniocereus castellae
                                             Peniocereus chiapensis
                                             Peniocereus cuixmalensis
                                             Peniocereus fosterianus
                                             Peniocereus greggii
                                               Peniocereus greggii var. greggii
                                               Peniocereus greggii var. transmontanus
                                             Peniocereus guatemalensis
                                             Peniocereus hirschtianus
                                                   [Nyctocereus guatemalensis]
                                                   [Nyctocereus hirschtianus]
                                                   [Nyctocereus neumannii]
                                             Peniocereus johnstonii
                                             Peniocereus lazaro-cardenasii
                                                   [Neoevansia lazaro-cardenasii]
                                             Peniocereus macdougallii
                                             Peniocereus maculatus
                                             Peniocereus marianus
                                                   [Wilcoxia mariana]
                                             Peniocereus oaxacensis
                                                   [Nyctocereus oaxacensis]
                                             Peniocereus occidentalis
                                             Peniocereus rosei
                                             Peniocereus serpentinus
                                                   [Nyctocereus castellanosii]
                                                   [Nyctocereus serpentinus]
                                             Peniocereus striatus
                                                   [Neoevansia diguetii]
                                                   [Neoevansia striata]
                                                   [Peniocereus diguetii]
                                                   [Wilcoxia diguetii]
                                                   [Wilcoxia striata]
                                             Peniocereus tepalcatepecanus
                                             Peniocereus viperinus
                                                   [Peniocereus papillosus]
                                                   [Wilcoxia papillosa]
                                                   [Wilcoxia tomentosa]
                                                   [Wilcoxia viperina]
                                             Peniocereus zopilotensis
                                                   [Neoevansia zopilotensis]
                                                   [Wilcoxia zopilotensis]
                                     Pereskia
                                             Pereskia aculeata
                                                   [Cactus pereskia]
                                                   [Pereskia aculeata var. godseffiana]
                                                   [Pereskia pereskia]
                                             Pereskia aureiflora
                                             Pereskia bahiensis
                                             Pereskia bleo
                                                   [Rhodocactus bleo]
                                                   [Rhodocactus corrugatus]
                                             Pereskia diaz-romeroana
                                             Pereskia grandifolia
                                                   [Pereskia grandiflora]
                                               Pereskia grandifolia subsp. grandifolia
                                               Pereskia grandifolia subsp. violacea
                                             Pereskia guamacho
                                                   [Pereskia colombiana]
                                                   [Rhodocactus colombianus]
                                                   [Rhodocactus guamacho]
                                             Pereskia horrida
                                                   [Pereskia humboldtii var. humboldtii]
                                                   [Pereskia humboldtii]
                                                   [Pereskia vargasii]
                                               Pereskia horrida subsp. horrida
                                               Pereskia horrida subsp. rauhii
                                                     [Pereskia humboldtii var. rauhii]
                                             Pereskia lychnidiflora
                                                   [Leuenbergeria lychnidiflora]
                                                   [Pereskia autumnalis]
                                                   [Pereskia conzattii]
                                                   [Pereskiopsis opuntiiflora]
                                                   [Pereskiopsis pititache]
                                                   [Rhodocactus autumnalis]
                                                   [Rhodocactus lychnidiflorus]
                                                   [Rhodocactus nicoyanus]
                                             Pereskia marcanoi
                                             Pereskia nemorosa
                                                   [Pereskia amapola]
                                             Pereskia portulacifolia
                                                   [Rhodocactus portulacifolius]
                                             Pereskia quisqueyana
                                             Pereskia sacharosa
                                                   [Pereskia moorei]
                                                   [Pereskia saipinensis]
                                                   [Pereskia sparsiflora]
                                                   [Rhodocactus sacharosa]
                                                   [Rhodocactus saipinensis]
                                             Pereskia stenantha
                                             Pereskia tampicana
                                             Pereskia weberiana
                                                   [Rhodocactus antonianus]
                                             Pereskia zinniiflora
                                                   [Pereskia cubensis]
                                                   [Rhodocactus cubensis]
                                                   [Rhodocactus zinniiflorus]
                              Pereskioideae
                                     Pereskiopsis
                                             Pereskiopsis aquosa
                                             Pereskiopsis blakeana
                                             Pereskiopsis diguetii
                                                   [Opuntia diguetii]
                                                   [Pereskia higuerana]
                                                   [Pereskiopsis spathulata]
                                                   [Pereskiopsis velutina]
                                                   [Rhodocactus higueranus]
                                             Pereskiopsis kellermanii
                                                   [Pereskiopsis scandens]
                                             Pereskiopsis porteri
                                                   [Pereskiopsis gatesii]
                                             Pereskiopsis rotundifolia
                                                   [Pereskiopsis chapistle]
                                     Pfeiffera
                                           [Acanthorhipsalis]
                                           [Lymanbensonia]
                                             Pfeiffera asuntapatensis
                                             Pfeiffera boliviana
                                                   [Lepismium bolivianum]
                                                   [Rhipsalis boliviana]
                                             Pfeiffera brevispina
                                                   [Lepismium brevispinum]
                                                   [Rhipsalis brevispina]
                                                   [Rhipsalis riocampanensis]
                                             Pfeiffera crenata
                                                   [Hariota crenata]
                                                   [Lepismium crenatum]
                                                   [Rhipsalis crenata]
                                             Pfeiffera ianthothele
                                                   [Lepismium ianthothele]
                                                   [Pfeiffera erecta]
                                                   [Pfeiffera gracilis]
                                                   [Pfeiffera mataralensis]
                                                   [Pfeiffera multigona]
                                             Pfeiffera incahuasina
                                             Pfeiffera micrantha
                                                   [Lepismium micranthum]
                                                   [Lymanbensonia micrantha]
                                                   [Rhipsalis asperula]
                                             Pfeiffera miyagawae
                                                   [Lepismium miyagawae]
                                                   [Rhipsalis miyagawae]
                                             Pfeiffera monacantha
                                                   [Lepismium monacanthum]
                                               Pfeiffera monacantha subsp. kimnachii
                                               Pfeiffera monacantha subsp. monacantha
                                                     [Acanthorhipsalis incahuasina]
                                                     [Rhipsalis monacantha]
                                             Pfeiffera paranganiensis
                                                   [Lepismium paranganiense]
                                                   [Rhipsalis paranganiensis]
                                     Phyllocactus
                                             Phyllocactus phyllanthus
                                             Phyllocactus pittieri
                                     Pierrebraunia
                                             Pierrebraunia bahiensis
                                                   [Arrojadoa bahiensis]
                                             Pierrebraunia brauniorum
                                     Pilocereus
                                             Pilocereus pasacanus
                                             Pilocereus robinii
                                     Pilosocereus
                                             Pilosocereus albisummus
                                                   [Pilosocereus estevesii]
                                                   [Pilosocereus goianus]
                                             Pilosocereus alensis
                                                   [Cephalocereus alensis]
                                                   [Cephalocereus guerreronis]
                                                   [Pilocereus alensis]
                                                   [Pilosocereus guerreronis]
                                             Pilosocereus armatus
                                                   [Cereus haworthii]
                                             Pilosocereus arrabidae
                                                   [Cephalocereus arrabidae]
                                                   [Pseudopilocereus arrabidae]
                                             Pilosocereus atroflavispinus
                                             Pilosocereus aureispinus
                                                   [Coleocephalocereus aureispinus]
                                             Pilosocereus aurilanatus
                                             Pilosocereus aurisetus
                                                   [Pilocereus aurisetus]
                                                   [Pseudopilocereus aurisetus]
                                               Pilosocereus aurisetus subsp. aurilanatus
                                               Pilosocereus aurisetus subsp. aurisetus
                                                     [Pilosocereus aurisetus subsp. densilanatus]
                                                     [Pilosocereus aurisetus subsp. supthutianus]
                                                     [Pilosocereus aurisetus subsp. werdermannianus]
                                             Pilosocereus azulensis
                                             Pilosocereus azureus
                                             Pilosocereus bohlei
                                             Pilosocereus brasiliensis
                                                   [Cephalocereus brasiliensis]
                                                   [Pilosocereus sublanatus]
                                               Pilosocereus brasiliensis subsp. brasiliensis
                                               Pilosocereus brasiliensis subsp. ruschianus
                                             Pilosocereus braunii
                                             Pilosocereus catingicola
                                                   [Cephalocereus catingicola]
                                                   [Pilosocereus arenicola]
                                               Pilosocereus catingicola subsp. catingicola
                                                     [Pilosocereus catingicola subsp. arenicola]
                                                     [Pilosocereus catingicola subsp. robustus]
                                               Pilosocereus catingicola subsp. salvadorensis
                                                     [Pilosocereus catingicola subsp. hapalacanthus]
                                             Pilosocereus cenepequei
                                             Pilosocereus chrysacanthus
                                                   [Cephalocereus chrysacanthus]
                                             Pilosocereus chrysostele
                                                   [Pseudopilocereus chrysostele]
                                             Pilosocereus coerulescens
                                             Pilosocereus collinsii
                                                   [Cephalocereus collinsii]
                                             Pilosocereus cyaneus
                                             Pilosocereus densiareolatus
                                                   [Pilosocereus densiareolatus subsp. brunneolanatus]
                                                   [Pseudopilocereus densiareolatus]
                                             Pilosocereus diersianus
                                                   [Pseudopilocereus diersianus]
                                             Pilosocereus flavipulvinatus
                                                   [Pilosocereus carolinensis]
                                                   [Pilosocereus flavipulvinatus subsp. carolinensis]
                                                   [Pilosocereus flavipulvinatus var. carolinensis]
                                                   [Pseudopilocereus carolinensis]
                                                   [Pseudopilocereus flavipulvinatus]
                                             Pilosocereus flexibilispinus
                                             Pilosocereus floccosus
                                                   [Pilocereus floccosus]
                                                   [Pseudopilocereus floccosus]
                                               Pilosocereus floccosus subsp. floccosus
                                               Pilosocereus floccosus subsp. quadricostatus
                                             Pilosocereus fulvilanatus
                                                   [Pseudopilocereus fulvilanatus]
                                               Pilosocereus fulvilanatus subsp. fulvilanatus
                                                     [Pilosocereus fulvilanatus subsp. vanheekianus]
                                               Pilosocereus fulvilanatus subsp. rosae
                                             Pilosocereus glaucochrous
                                                   [Pseudopilocereus glaucochrous]
                                             Pilosocereus gounellei
                                                   [Cephalocereus gounellei]
                                                   [Pseudopilocereus gounellei]
                                               Pilosocereus gounellei subsp. gounellei
                                               Pilosocereus gounellei subsp. zehntneri
                                             Pilosocereus hapalacanthus
                                             Pilosocereus juaruensis
                                                   [Pilosocereus densivillosus]
                                                   [Pilosocereus paraguayensis]
                                                   [Pilosocereus saudadensis]
                                                   [Pseudopilocereus juaruensis]
                                                   [Pseudopilocereus saudadensis]
                                             Pilosocereus lanuginosus
                                                   [Cephalocereus colombianus]
                                                   [Cephalocereus lanuginosus]
                                                   [Cephalocereus moritzianus]
                                                   [Cephalocereus tweedyanus]
                                                   [Pilosocereus backebergii]
                                                   [Pilosocereus claroviridis]
                                                   [Pilosocereus colombianus]
                                                   [Pilosocereus gironensis]
                                                   [Pilosocereus moritzianus]
                                                   [Pilosocereus tillianus]
                                                   [Pilosocereus tuberculosus]
                                             Pilosocereus leucocephalus
                                                   [Cephalocereus cometes]
                                                   [Cephalocereus leucocephalus]
                                                   [Cephalocereus maxonii]
                                                   [Cephalocereus palmeri]
                                                   [Cephalocereus sartorianus]
                                                   [Pilosocereus maxonii]
                                                   [Pilosocereus palmeri]
                                                   [Pilosocereus sartorianus]
                                                   [Pilosocereus tehuacanus]
                                             Pilosocereus machrisii
                                                   [Cephalocereus machrisii]
                                                   [Pilosocereus cristalinensis]
                                                   [Pilosocereus lindaianus]
                                                   [Pseudopilocereus cuyabensis]
                                             Pilosocereus magnificus
                                                   [Pseudopilocereus magnificus]
                                             Pilosocereus mollispinus
                                             Pilosocereus multicostatus
                                                   [Pseudopilocereus multicostatus]
                                             Pilosocereus oligolepis
                                                   [Pilosocereus oligolepis subsp. kanukuensis]
                                                   [Pseudopilocereus oligolepis]
                                             Pilosocereus oreus
                                             Pilosocereus pachycladus
                                               Pilosocereus pachycladus subsp. pachycladus
                                               Pilosocereus pachycladus subsp. pernambucoensis
                                                     [Pilosocereus pernambucoensis var. caesius]
                                             Pilosocereus parvus
                                                   [Pseudopilocereus parvus]
                                             Pilosocereus pentaedrophorus
                                                   [Cephalocereus pentaedrophorus]
                                                   [Pseudopilocereus pentaedrophorus]
                                               Pilosocereus pentaedrophorus subsp. pentaedrophorus
                                               Pilosocereus pentaedrophorus subsp. robustus
                                             Pilosocereus pernambucoensis
                                             Pilosocereus piauhyensis
                                                   [Cephalocereus piauhyensis]
                                                   [Pilosocereus gaturianensis]
                                                   [Pilosocereus mucosiflorus]
                                                   [Pilosocereus piauhyensis subsp. gaturianensis]
                                                   [Pilosocereus piauhyensis subsp. mucosiflorus]
                                                   [Pseudopilocereus gaturianensis]
                                                   [Pseudopilocereus mucosiflorus]
                                                   [Pseudopilocereus piauhyensis]
                                             Pilosocereus pleurocarpus
                                             Pilosocereus polygonus
                                                   [Cephalocereus bahamensis]
                                                   [Cephalocereus brooksianus]
                                                   [Cephalocereus polygonus]
                                                   [Cephalocereus robinii]
                                                   [Pilosocereus bahamensis]
                                                   [Pilosocereus brooksianus]
                                                   [Pilosocereus deeringii]
                                                   [Pilosocereus keyensis]
                                             Pilosocereus purpusii
                                                   [Cephalocereus purpusii]
                                             Pilosocereus pusillibaccatus
                                             Pilosocereus quadricentralis
                                                   [Cephalocereus quadricentralis]
                                             Pilosocereus quadricostatus
                                             Pilosocereus robinii
                                               Pilosocereus robinii var. deeringii
                                               Pilosocereus robinii var. robinii
                                             Pilosocereus robustus
                                             Pilosocereus rosae
                                             Pilosocereus royenii
                                                   [Cephalocereus barbadensis]
                                                   [Cephalocereus gaumeri]
                                                   [Cephalocereus millspaughii]
                                                   [Cephalocereus monoclonos]
                                                   [Cephalocereus nobilis]
                                                   [Cephalocereus royenii]
                                                   [Cephalocereus swartzii]
                                                   [Pilocereus strictus]
                                                   [Pilosocereus barbadensis]
                                                   [Pilosocereus gaumeri]
                                                   [Pilosocereus millspaughii]
                                                   [Pilosocereus monoclonos]
                                                   [Pilosocereus nobilis]
                                                   [Pilosocereus swartzii]
                                                   [Pilosocereus urbanianus]
                                                   [Pseudopilocereus nobilis]
                                             Pilosocereus rupicola
                                             Pilosocereus ruschianus
                                             Pilosocereus salvadorensis
                                             Pilosocereus schoebelii
                                             Pilosocereus sergipensis
                                             Pilosocereus splendidus
                                                   [Pseudopilocereus splendidus]
                                             Pilosocereus superbus
                                             Pilosocereus superfloccosus
                                             Pilosocereus supthutianus
                                             Pilosocereus tuberculatus
                                                   [Pseudopilocereus tuberculatus]
                                             Pilosocereus tweedyanus
                                             Pilosocereus ulei
                                                   [Cephalocereus robustus]
                                                   [Pseudopilocereus ulei]
                                             Pilosocereus vilaboensis
                                                   [Pilosocereus rizzoanus]
                                                   [Pilosocereus rizzoianus]
                                                   [Pseudopilocereus vilaboensis]
                                             Pilosocereus werdermannianus
                                             Pilosocereus zehnteri
                                             Pilosocereus × occultiflorus
                                             Pilosocereus × subsimilis
                                     Piptanthocereus
                                     Polaskia
                                           [Heliabravoa]
                                             Polaskia chende
                                                   [Heliabravoa chende]
                                                   [Lemaireocereus chende]
                                                   [Myrtillocactus chende]
                                             Polaskia chichipe
                                                   [Lemaireocereus chichipe]
                                                   [Lemaireocereus mixtecensis]
                                                   [Myrtillocactus chichipe]
                                     Praecereus
                                             Praecereus amazonicus
                                             Praecereus apoloensis
                                             Praecereus campinensis
                                             Praecereus euchlorus
                                                   [Monvillea euchlora]
                                               Praecereus euchlorus subsp. amazonicus
                                               Praecereus euchlorus subsp. diffusus
                                               Praecereus euchlorus subsp. euchlorus
                                               Praecereus euchlorus subsp. jaenensis
                                               Praecereus euchlorus subsp. smithianus
                                             Praecereus jaenensis
                                             Praecereus maritimus
                                             Praecereus saxicola
                                                   [Cereus cavendishii]
                                                   [Monvillea cavendishii]
                                                   [Monvillea chacoana]
                                                   [Monvillea parapetiensis]
                                                   [Monvillea rhodoleucantha]
                                                   [Monvillea saxicola]
                                             Praecereus smithianus
                                     Pseudoacanthocereus
                                             Pseudoacanthocereus brasiliensis
                                                   [Pseudoacanthocereus boreominarum]
                                             Pseudoacanthocereus sicariguensis
                                     Pseudoespostoa
                                             Pseudoespostoa melanostele
                                             Pseudoespostoa nana
                                     Pseudolobivia
                                             Pseudolobivia torrecillasensis
                                     Pseudomammillaria
                                             Pseudomammillaria albescens
                                             Pseudomammillaria camptotricha
                                     Pseudopilocereus
                                             Pseudopilocereus atroflavispinus
                                             Pseudopilocereus aurilanatus
                                             Pseudopilocereus azureus
                                             Pseudopilocereus catingicola
                                             Pseudopilocereus hapalacanthus
                                             Pseudopilocereus oreus
                                             Pseudopilocereus pachycladus
                                             Pseudopilocereus pernambucoensis
                                             Pseudopilocereus quadricostatus
                                             Pseudopilocereus robustus
                                             Pseudopilocereus rupicola
                                             Pseudopilocereus ruschianus
                                             Pseudopilocereus salvadorensis
                                             Pseudopilocereus sergipensis
                                             Pseudopilocereus superbus
                                             Pseudopilocereus superfloccosus
                                             Pseudopilocereus werdermannianus
                                             Pseudopilocereus zehntneri
                                     Pseudorhipsalis
                                             Pseudorhipsalis acuminata
                                                   [Disocactus acuminatus]
                                                   [Disocactus horichii]
                                                   [Pseudorhipsalis horichii]
                                             Pseudorhipsalis alata
                                                   [Disocactus alatus]
                                             Pseudorhipsalis amazonica
                                                   [Disocactus amazonicus]
                                                   [Wittiocactus amazonicus]
                                               Pseudorhipsalis amazonica subsp. amazonica
                                               Pseudorhipsalis amazonica subsp. chocoensis
                                               Pseudorhipsalis amazonica subsp. panamensis
                                                     [Wittia panamensis]
                                             Pseudorhipsalis himantoclada
                                                   [Disocactus himantocladus]
                                             Pseudorhipsalis lankesteri
                                                   [Disocactus lankesteri]
                                             Pseudorhipsalis ramulosa
                                                   [Disocactus ramulosus]
                                                   [Rhipsalis angustissima]
                                                   [Rhipsalis angustissimus]
                                                   [Rhipsalis leiophloea]
                                                   [Rhipsalis purpusii]
                                               Pseudorhipsalis ramulosa subsp. jamaicensis
                                               Pseudorhipsalis ramulosa subsp. ramulosa
                                                     [Rhipsalis ramulosa]
                                     Pterocactus
                                             Pterocactus araucanus
                                             Pterocactus australis
                                             Pterocactus fischeri
                                             Pterocactus gonjianii
                                             Pterocactus hickenii
                                                   [Opuntia skottsbergii]
                                                   [Pterocactus skottsbergii]
                                             Pterocactus megliolii
                                             Pterocactus reticulatus
                                             Pterocactus tuberosus
                                                   [Pterocactus decipiens]
                                                   [Pterocactus kuntzei]
                                             Pterocactus valentini
                                                   [Pterocactus pumilus]
                                                   [Pterocactus valentinii]
                                     Pterocereus
                                             Pterocereus gaumeri
                                     Pygmaeocereus
                                             Pygmaeocereus bieblii
                                             Pygmaeocereus bylesianus
                                                   [Pygmaeocereus familiaris]
                                     Pyrrhocactus
                                             Pyrrhocactus andicola
                                             Pyrrhocactus armatus
                                             Pyrrhocactus atrospinosus
                                             Pyrrhocactus atroviridis
                                             Pyrrhocactus carrizalensis
                                             Pyrrhocactus choapensis
                                             Pyrrhocactus coliguayensis
                                             Pyrrhocactus echinus
                                             Pyrrhocactus floccosus
                                             Pyrrhocactus glaucescens
                                             Pyrrhocactus gracilis
                                             Pyrrhocactus grandiflorus
                                             Pyrrhocactus horridus
                                             Pyrrhocactus huascensis
                                             Pyrrhocactus limariensis
                                             Pyrrhocactus lissocarpus
                                             Pyrrhocactus marksianus
                                             Pyrrhocactus neohankeanus
                                             Pyrrhocactus odoriflorus
                                             Pyrrhocactus pachacoensis
                                             Pyrrhocactus pamaensis
                                             Pyrrhocactus platyacanthus
                                             Pyrrhocactus pygmaeus
                                             Pyrrhocactus rupicola
                                             Pyrrhocactus sanjuanensis
                                             Pyrrhocactus scoparius
                                             Pyrrhocactus setiflorus
                                             Pyrrhocactus tenuis
                                             Pyrrhocactus totoralensis
                                             Pyrrhocactus transiens
                                             Pyrrhocactus transitensis
                                             Pyrrhocactus truncatipetalus
                                             Pyrrhocactus vallenarensis
                                             Pyrrhocactus vollianus
                                     Quiabentia
                                             Quiabentia verticillata
                                                   [Pereskia pflanzii]
                                                   [Pereskia verticillata]
                                                   [Quiabentia chacoensis]
                                                   [Quiabentia pereziensis]
                                                   [Quiabentia pflanzii]
                                             Quiabentia zehntneri
                                                   [Pereskia zehntneri]
                                     Rapicactus
                                             Rapicactus booleanus
                                             Rapicactus pailanus
                                             Rapicactus zaragosae
                                     Rauhocereus
                                             Rauhocereus riosaniensis
                                               Rauhocereus riosaniensis subsp. jaenensis
                                               Rauhocereus riosaniensis subsp. riosaniensis
                                     Rebutia
                                           [Spegazzinia]
                                             Rebutia albiareolata
                                             Rebutia albiflora
                                             Rebutia albopectinata
                                                   [Rebutia schatzliana]
                                                   [Rebutia supthutiana]
                                             Rebutia arenacea
                                                   [Sulcorebutia arenacea]
                                                   [Weingartia arenacea]
                                             Rebutia auranitida
                                             Rebutia aureiflora
                                             Rebutia breviflora
                                                   [Rebutia caineana]
                                                   [Rebutia haseltonii]
                                                   [Sulcorebutia breviflora]
                                                   [Sulcorebutia caineana]
                                                   [Sulcorebutia haseltonii]
                                                   [Weingartia breviflora]
                                                   [Weingartia caineana]
                                                   [Weingartia haseltonii]
                                             Rebutia buiningiana
                                             Rebutia canigueralii
                                                   [Rebutia canigueralii subsp. canigueralii]
                                                   [Sulcorebutia canigueralii]
                                                   [Sulcorebutia fischeriana]
                                                   [Sulcorebutia losenickyana]
                                                   [Sulcorebutia pasopayana]
                                                   [Sulcorebutia ritteri]
                                                   [Sulcorebutia zavaletae]
                                                   [Weingartia alba]
                                                   [Weingartia brevispina]
                                                   [Weingartia canigueralii]
                                                   [Weingartia losenickyana]
                                                   [Weingartia pasopayana]
                                                   [Weingartia ritteri]
                                                   [Weingartia rubro-aurea]
                                                   [Weingartia tarabucoensis]
                                                   [Weingartia zavaletae]
                                             Rebutia cardenasiana
                                                   [Sulcorebutia cardenasiana]
                                                   [Sulcorebutia langeri]
                                                   [Weingartia cardenasiana]
                                             Rebutia cintia
                                                   [Cintia knizei]
                                                   [Cintia]
                                             Rebutia corroana
                                             Rebutia cylindrica
                                                   [Sulcorebutia cylindrica]
                                                   [Weingartia cylindrica]
                                             Rebutia deminuta
                                               Rebutia deminuta subsp. deminuta
                                               Rebutia deminuta subsp. kupperiana
                                             Rebutia einsteinii
                                                   [Lobivia einsteinii]
                                               Rebutia einsteinii subsp. aureiflora
                                                     [Mediolobivia euanthema var. fricii]
                                                     [Rebutia aureiflora subsp. elegans]
                                                     [Rebutia aureiflora var. elegans]
                                               Rebutia einsteinii subsp. einsteinii
                                               Rebutia einsteinii subsp. gonjianii
                                             Rebutia euanthema
                                             Rebutia fabrisii
                                             Rebutia fidana
                                                   [Rebutia fidaiana]
                                                   [Spegazzinia fidaiana]
                                                   [Sulcorebutia fidaiana]
                                                   [Weingartia fidaiana]
                                               Rebutia fidana subsp. cintiensis
                                                     [Rebutia fidaiana subsp. cintiensis]
                                                     [Weingartia fidaiana subsp. cintiensis]
                                               Rebutia fidana subsp. fidana
                                                     [Rebutia fidaiana subsp. fidaiana]
                                             Rebutia fiebrigii
                                                   [Mediolobivia ithyacantha]
                                                   [Rebutia albipilosa]
                                                   [Rebutia archibuiningiana]
                                                   [Rebutia cajasensis]
                                                   [Rebutia cintiensis]
                                                   [Rebutia donaldiana]
                                                   [Rebutia flavistyla]
                                                   [Rebutia hoffmannii]
                                                   [Rebutia iscayachensis]
                                                   [Rebutia jujuyana]
                                                   [Rebutia kieslingii]
                                                   [Rebutia muscula]
                                                   [Rebutia narvaecense]
                                                   [Rebutia narvaecensis]
                                                   [Rebutia pulchella]
                                                   [Rebutia simoniana]
                                                   [Rebutia spinosissima]
                                                   [Rebutia tamboensis]
                                                   [Rebutia vallegrandensis]
                                                   [Rebutia walteri]
                                             Rebutia fischeriana
                                             Rebutia froehlichiana
                                             Rebutia frohlichiana
                                             Rebutia fulviseta
                                             Rebutia fusca
                                             Rebutia glomeriseta
                                                   [Rebutia candiae]
                                                   [Rebutia menesesii]
                                                   [Sulcorebutia candiae]
                                                   [Sulcorebutia glomeriseta]
                                                   [Sulcorebutia krahnii]
                                                   [Sulcorebutia menesesii var. kamiensis]
                                                   [Sulcorebutia menesesii var. muschii]
                                                   [Sulcorebutia menesesii]
                                                   [Sulcorebutia muschii]
                                                   [Sulcorebutia xanthoantha]
                                                   [Weingartia candiae]
                                                   [Weingartia glomeriseta]
                                                   [Weingartia glomerispina]
                                                   [Weingartia krahnii]
                                                   [Weingartia menesesii]
                                                   [Weingartia muschii]
                                             Rebutia glomerispina
                                             Rebutia gonjianii
                                             Rebutia heliosa
                                             Rebutia krugerae
                                                   [Rebutia steinbachii subsp. kruegerae]
                                                   [Rebutia steinbachii subsp. kruegeri]
                                                   [Sulcorebutia krugerae]
                                                   [Sulcorebutia steinbachii subsp. krugerae]
                                                   [Weingartia krugerae]
                                             Rebutia kupperiana
                                             Rebutia mamillosa
                                             Rebutia mentosa
                                                   [Sulcorebutia mentosa]
                                                   [Weingartia mentosa]
                                               Rebutia mentosa subsp. mentosa
                                                     [Sulcorebutia markusii subsp. tintiniensis]
                                                     [Sulcorebutia mentosa subsp. flavissima]
                                               Rebutia mentosa subsp. purpurea
                                             Rebutia minuscula
                                                   [Rebutia calliantha]
                                                   [Rebutia carminea]
                                                   [Rebutia chrysacantha]
                                                   [Rebutia graciliflora]
                                                   [Rebutia grandiflora]
                                                   [Rebutia hyalacantha]
                                                   [Rebutia kariusiana]
                                                   [Rebutia krainziana]
                                                   [Rebutia marsoneri]
                                                   [Rebutia minuscula subsp. grandiflora]
                                                   [Rebutia minuscula subsp. violaciflora]
                                                   [Rebutia minuscula var. grandiflora]
                                                   [Rebutia senilis subsp. chrysacantha]
                                                   [Rebutia senilis var. chrysacantha]
                                                   [Rebutia senilis]
                                                   [Rebutia violaciflora]
                                                   [Rebutia wessneriana subsp. beryllioides]
                                                   [Rebutia wessneriana var. beryllioides]
                                                   [Rebutia wessneriana]
                                                   [Rebutia xanthocarpa]
                                             Rebutia minutissima
                                             Rebutia neocumingii
                                                   [Sulcorebutia neocumingii]
                                                   [Weingartia neocumingii]
                                               Rebutia neocumingii subsp. lanata
                                                     [Rebutia neocumingii subsp. pilcomayensis]
                                                     [Rebutia neocumingii subsp. riograndensis]
                                                     [Weingartia lanata subsp. longigibba]
                                                     [Weingartia lanata subsp. pilcomayensis]
                                                     [Weingartia lanata subsp. riograndensis]
                                               Rebutia neocumingii subsp. neocumingii
                                                     [Rebutia neocumingii subsp. trollii]
                                               Rebutia neocumingii subsp. pulquinensis
                                                     [Rebutia neocumingii subsp. saipinensis]
                                                     [Weingartia neocumingii subsp. pulquinensis]
                                             Rebutia neumanniana
                                                   [Gymnocalycium neumannianum]
                                                   [Sulcorebutia neumanniana]
                                                   [Weingartia kargliana]
                                                   [Weingartia neumanniana]
                                                   [Weingartia pygmaea]
                                             Rebutia nitida
                                             Rebutia nogalesensis
                                             Rebutia oculata
                                             Rebutia oligacantha
                                                   [Sulcorebutia tarijensis]
                                                   [Weingartia oligacantha]
                                                   [Weingartia sanguineo-tarijensis]
                                                   [Weingartia tarijensis]
                                             Rebutia padcayensis
                                                   [Rebutia singularis]
                                                   [Weingartia margarethae]
                                             Rebutia patericalyx
                                             Rebutia perplexa
                                             Rebutia polymorpha
                                             Rebutia pseudodeminuta
                                             Rebutia pseudominuscula
                                             Rebutia pulchra
                                                   [Rebutia canigueralii subsp. crispata]
                                                   [Rebutia canigueralii subsp. pulchra]
                                                   [Rebutia caracarensis]
                                                   [Rebutia inflexiseta]
                                                   [Rebutia pulchera]
                                                   [Sulcorebutia caracarensis]
                                                   [Sulcorebutia crispata]
                                                   [Sulcorebutia frankiana]
                                                   [Sulcorebutia gerosenilis]
                                                   [Sulcorebutia hertusii subsp. aureicapillata]
                                                   [Sulcorebutia hertusii]
                                                   [Sulcorebutia inflexiseta]
                                                   [Sulcorebutia rauschii]
                                                   [Weingartia aureispina]
                                                   [Weingartia caracarensis]
                                                   [Weingartia crispata]
                                                   [Weingartia frankiana]
                                                   [Weingartia inflexiseta]
                                                   [Weingartia pulchra]
                                                   [Weingartia rauschii]
                                             Rebutia pulvinosa
                                               Rebutia pulvinosa subsp. albiflora
                                               Rebutia pulvinosa subsp. perplexa
                                               Rebutia pulvinosa subsp. pulvinosa
                                             Rebutia pygmaea
                                                   [Lobivia atrovirens]
                                                   [Lobivia neohaageana]
                                                   [Lobivia nigricans]
                                                   [Lobivia nigrispina]
                                                   [Lobivia orurensis]
                                                   [Lobivia pectinata]
                                                   [Mediolobivia haefneriana]
                                                   [Mediolobivia nigricans]
                                                   [Mediolobivia pygmaea]
                                                   [Rebutia atrovirens]
                                                   [Rebutia canacruzensis]
                                                   [Rebutia carmeniana]
                                                   [Rebutia colorea]
                                                   [Rebutia diersiana var. atrovirens]
                                                   [Rebutia diersiana]
                                                   [Rebutia eos]
                                                   [Rebutia friedrichiana]
                                                   [Rebutia gracilispina]
                                                   [Rebutia iridescens]
                                                   [Rebutia lanosiflora]
                                                   [Rebutia leucanthema]
                                                   [Rebutia mixta]
                                                   [Rebutia mixticolor]
                                                   [Rebutia mudanensis]
                                                   [Rebutia nigricans]
                                                   [Rebutia odontopetala]
                                                   [Rebutia orurensis]
                                                   [Rebutia pallida]
                                                   [Rebutia pauciareolata]
                                                   [Rebutia paucicostata]
                                                   [Rebutia rosalbiflora var. amblypetala]
                                                   [Rebutia rosalbiflora]
                                                   [Rebutia rutiliflora]
                                                   [Rebutia salpingantha]
                                                   [Rebutia torquata]
                                                   [Rebutia tropaeolipicta]
                                                   [Rebutia villazonensis]
                                                   [Rebutia violascens]
                                                   [Rebutia yuquinensis]
                                             Rebutia ritteri
                                                   [Lobivia ritteri]
                                                   [Mediolobivia ritteri]
                                                   [Rebutia brunescens]
                                                   [Rebutia huasiensis]
                                                   [Rebutia raulii]
                                             Rebutia robustispina
                                             Rebutia rubiginosa
                                             Rebutia sanguinea
                                             Rebutia sarothroides
                                             Rebutia spegazziniana
                                             Rebutia steinbachii
                                                   [Sulcorebutia steinbachii]
                                                   [Weingartia steinbachii]
                                               Rebutia steinbachii subsp. steinbachii
                                                     [Sulcorebutia steinbachii var. australis]
                                               Rebutia steinbachii subsp. tiraquensis
                                               Rebutia steinbachii subsp. verticillacantha
                                             Rebutia steinmannii
                                                   [Lobivia brachyantha]
                                                   [Lobivia eucaliptana]
                                                   [Lobivia steinmannii]
                                                   [Mediolobivia brachiantha]
                                                   [Mediolobivia costata]
                                                   [Mediolobivia eucaliptana]
                                                   [Mediolobivia steinmannii]
                                                   [Rebutia brunneoradicata]
                                                   [Rebutia camargoensis]
                                                   [Rebutia christinae]
                                                   [Rebutia costata]
                                                   [Rebutia eucaliptana]
                                                   [Rebutia poecilantha]
                                                   [Rebutia potosina]
                                                   [Rebutia rauschii]
                                             Rebutia sumayana
                                             Rebutia taratensis
                                             Rebutia tarijensis
                                             Rebutia tarvitaensis
                                             Rebutia tiraquensis
                                             Rebutia tuberculato-chrysantha
                                             Rebutia tuberosa
                                             Rebutia tunariensis
                                             Rebutia vasqueziana
                                                   [Sulcorebutia alba]
                                                   [Sulcorebutia vasqueziana]
                                             Rebutia vizcarrae
                                             Rebutia vulpina
                                             Rebutia wahliana
                                             Rebutia zecheri
                                     Reicheocactus
                                             Reicheocactus neoreichei
                                     Rhipsalis
                                           [Erythrorhipsalis]
                                             Rhipsalis agudoensis
                                             Rhipsalis baccifera
                                                   [Rhipsalis bartlettii]
                                                   [Rhipsalis cassutha]
                                                   [Rhipsalis cassuthopsis]
                                                   [Rhipsalis cassytha]
                                                   [Rhipsalis cassythoides]
                                                   [Rhipsalis cassythoydes]
                                                   [Rhipsalis heptagona]
                                                   [Rhipsalis hylaea]
                                                   [Rhipsalis minutiflora]
                                                   [Rhipsalis undulata]
                                               Rhipsalis baccifera subsp. baccifera
                                                     [Rhipsalis fasciculata]
                                               Rhipsalis baccifera subsp. cleistogama
                                               Rhipsalis baccifera subsp. erythrocarpa
                                               Rhipsalis baccifera subsp. hileiabaiana
                                               Rhipsalis baccifera subsp. horrida
                                               Rhipsalis baccifera subsp. mauritiana
                                                     [Rhipsalis baccifera subsp. fortdauphinensis]
                                                     [Rhipsalis mauritiana]
                                               Rhipsalis baccifera subsp. shaferi
                                             Rhipsalis burchellii
                                             Rhipsalis campos-portoana
                                             Rhipsalis cereoides
                                             Rhipsalis cereuscula
                                                   [Rhipsalis penduliflora]
                                                   [Rhipsalis simmleri]
                                             Rhipsalis clavata
                                             Rhipsalis cribrata
                                             Rhipsalis crispata
                                                   [Epiphyllum crispatum]
                                             Rhipsalis cuneata
                                             Rhipsalis dissimilis
                                                   [Lepismium chrysanthum]
                                                   [Lepismium dissimile]
                                                   [Lepismium epiphyllanthoides]
                                                   [Lepismium saxatile]
                                                   [Rhipsalis chrysantha]
                                                   [Rhipsalis rigida]
                                                   [Rhipsalis saxatile]
                                                   [Rhipsalis spinescens]
                                             Rhipsalis elliptica
                                                   [Rhipsalis chloroptera]
                                             Rhipsalis erythrocarpa
                                             Rhipsalis ewaldiana
                                             Rhipsalis floccosa
                                                   [Lepismium floccosum]
                                               Rhipsalis floccosa subsp. floccosa
                                               Rhipsalis floccosa subsp. hohenauensis
                                               Rhipsalis floccosa subsp. oreophila
                                               Rhipsalis floccosa subsp. pittieri
                                               Rhipsalis floccosa subsp. pulvinigera
                                               Rhipsalis floccosa subsp. tucumanensis
                                             Rhipsalis flosculosa
                                             Rhipsalis gibberula
                                             Rhipsalis goebeliana
                                             Rhipsalis grandiflora
                                                   [Lepismium grandiflorum]
                                                   [Rhipsalis fastigiata]
                                                   [Rhipsalis funalis]
                                                   [Rhipsalis hadrosoma]
                                             Rhipsalis hoelleri
                                             Rhipsalis hohenauensis
                                             Rhipsalis jamaicensis
                                             Rhipsalis juengeri
                                             Rhipsalis lindbergiana
                                                   [Rhipsalis densiareolata]
                                             Rhipsalis mesembryanthemoides
                                                   [Rhipsalis mesembryanthoides]
                                             Rhipsalis micrantha
                                                   [Rhipsalis kirbergii]
                                                   [Rhipsalis rauhiorum]
                                                   [Rhipsalis roseana]
                                                   [Rhipsalis tonduzii]
                                                   [Rhipsalis wercklei]
                                             Rhipsalis monteazulensis
                                             Rhipsalis neves-armondii
                                                   [Lepismium megalanthum]
                                                   [Lepismium neves-armondii]
                                                   [Rhipsalis megalantha]
                                             Rhipsalis oblonga
                                                   [Rhipsalis crispimarginata]
                                             Rhipsalis occidentalis
                                             Rhipsalis olivifera
                                             Rhipsalis ormindoi
                                             Rhipsalis pacheco-leonis
                                                   [Lepismium pacheco-leonis]
                                               Rhipsalis pacheco-leonis subsp. catenulata
                                               Rhipsalis pacheco-leonis subsp. pacheco-leonis
                                             Rhipsalis pachyptera
                                                   [Rhipsalis dusenii]
                                                   [Rhipsalis robusta]
                                             Rhipsalis paradoxa
                                               Rhipsalis paradoxa subsp. paradoxa
                                               Rhipsalis paradoxa subsp. septentrionalis
                                             Rhipsalis pentaptera
                                             Rhipsalis pilocarpa
                                                   [Erythrorhipsalis pilocarpa]
                                             Rhipsalis pilosa
                                             Rhipsalis pittieri
                                             Rhipsalis pulchra
                                             Rhipsalis pulvinigera
                                             Rhipsalis puniceodiscus
                                                   [Lepismium puniceodiscus var. chrysocarpum]
                                                   [Rhipsalis chrysocarpa]
                                             Rhipsalis rhombea
                                             Rhipsalis russellii
                                             Rhipsalis shaferi
                                             Rhipsalis sulcata
                                             Rhipsalis teres
                                                   [Rhipsalis alboareolata]
                                                   [Rhipsalis capilliformis]
                                                   [Rhipsalis clavellina]
                                                   [Rhipsalis heteroclada]
                                                   [Rhipsalis maricaensis]
                                                   [Rhipsalis prismatica]
                                                   [Rhipsalis virgata]
                                             Rhipsalis trigona
                                                   [Lepismium trigonum]
                                             Rhipsalis tucumanensis
                                     Rhodocactus
                                             Rhodocactus grandifolius
                                             Rhodocactus tampicanus
                                     Rimacactus
                                     Rodentiophila
                                     Samaipaticereus
                                             Samaipaticereus corroanus
                                     Schlumbergera
                                           [Epiphyllanthus]
                                             Schlumbergera kautskyi
                                                   [Schlumbergera truncata subsp. kautskyi]
                                             Schlumbergera microsphaerica
                                                   [Epiphyllanthus candidus]
                                                   [Epiphyllanthus microsphaericus]
                                                   [Epiphyllanthus obtusangulus]
                                                   [Schlumbergera microsphaerica subsp. candida]
                                                   [Schlumbergera microsphaerica subsp. microsphaerica]
                                                   [Schlumbergera obtusangula]
                                             Schlumbergera opuntioides
                                                   [Epiphyllanthus obovatus]
                                             Schlumbergera orssichiana
                                             Schlumbergera russelliana
                                             Schlumbergera truncata
                                                   [Epiphyllum truncatum]
                                                   [Zygocactus truncatus]
                                             Schlumbergera × buckleyi
                                             Schlumbergera × exotica
                                             Schlumbergera × reginae
                                     Sclerocactus
                                           [Coloradoa]
                                             Sclerocactus blainei
                                                   [Pediocactus spinosior subsp. blainei]
                                                   [Sclerocactus spinosior subsp. blainei]
                                             Sclerocactus brevihamatus
                                                   [Ancistrocactus brevihamatus]
                                                   [Echinocactus brevihamatus]
                                                   [Pediocactus brevihamatus]
                                                   [Sclerocactus brevihamaticus]
                                               Sclerocactus brevihamatus subsp. brevihamatus
                                               Sclerocactus brevihamatus subsp. tobuschii
                                                     [Pediocactus brevihamatus subsp. tobuschii]
                                             Sclerocactus brevispinus
                                             Sclerocactus cloverae
                                                   [Pediocactus cloverae]
                                                   [Sclerocactus cloveriae]
                                                   [Sclerocactus whipplei subsp. heilii]
                                                   [Sclerocactus whipplei var. heilii]
                                                   [Sclerocactus whipplei var. reevesii]
                                                   [Sclerocactus whipplei var. reevsii]
                                               Sclerocactus cloverae subsp. brackii
                                                     [Pediocactus cloverae subsp. brackii]
                                                     [Sclerocactus cloveriae subsp. brackii]
                                               Sclerocactus cloverae subsp. cloverae
                                             Sclerocactus erectocentrus
                                                   [Echinocactus erectocentrus]
                                                   [Echinomastus erectocentrus]
                                                   [Gymnocactus beguinii]
                                                   [Neolloydia beguinii]
                                                   [Neolloydia erectocentra var. erectocentra]
                                                   [Neolloydia erectocentra]
                                                   [Pediocactus erectocentrus]
                                               Sclerocactus erectocentrus var. acunensis
                                                     [Echinomastus erectocentrus subsp. acunensis]
                                                     [Echinomastus erectocentrus var. acunensis]
                                                     [Neolloydia erectocentra var. acunensis]
                                               Sclerocactus erectocentrus var. erectocentrus
                                                     [Echinomastus erectocentrus var. erectocentrus]
                                             Sclerocactus glaucus
                                                   [Echinocactus subglacus]
                                                   [Echinocactus subglaucus]
                                                   [Echinocactus whipplei var. glaucus]
                                                   [Ferocactus glaucus]
                                                   [Pediocactus glaucus]
                                                   [Sclerocactus franklinii]
                                                   [Sclerocactus whipplei var. glaucus]
                                             Sclerocactus intertextus
                                                   [Echinocactus intertextus var. dasyacanthus]
                                                   [Echinocactus intertextus]
                                                   [Echinomastus intertextus var. dasyacanthus]
                                                   [Echinomastus intertextus var. intertextus]
                                                   [Echinomastus intertextus]
                                                   [Neolloydia intertexta var. dasyacantha]
                                                   [Neolloydia intertexta]
                                                   [Pediocactus intertextus]
                                                   [Sclerocactus intertextus var. dasyacanthus]
                                                   [Sclerocactus intertextus var. intertextus]
                                             Sclerocactus johnsonii
                                                   [Echinocactus johnsonii var. lutescens]
                                                   [Echinocactus johnsonii]
                                                   [Echinomastus johnsoni]
                                                   [Echinomastus johnsonii]
                                                   [Ferocactus johnsoni]
                                                   [Ferocactus johnsonii]
                                                   [Neolloydia johnsonii var. lutescens]
                                                   [Neolloydia johnsonii]
                                                   [Pediocactus johnsonii]
                                                   [Sclerocactus johnsoni]
                                               Sclerocactus johnsonii subsp. johnsonii
                                                     [Echinocactus johnsonii var. octocentrus]
                                             Sclerocactus mariposensis
                                                   [Echinocactus mariposensis]
                                                   [Echinomastus mariposensis]
                                                   [Neolloydia mariposensis]
                                                   [Pediocactus mariposensis]
                                             Sclerocactus mesae-verdae
                                                   [Coloradoa mesae-verdae]
                                                   [Echinocactus mesae-verdae]
                                                   [Ferocactus mesae-verdae]
                                                   [Pediocactus mesae-verdae]
                                             Sclerocactus nyensis
                                                   [Pediocactus nyensis]
                                             Sclerocactus papyracanthus
                                                   [Echinocactus papyracanthus]
                                                   [Mammillaria papyracantha]
                                                   [Pediocactus papyracanthus]
                                                   [Toumeya papyracantha]
                                             Sclerocactus parviflorus
                                                   [Echinocactus whipplei var. intermedius]
                                                   [Ferocactus parviflorus]
                                                   [Pediocactus parviflorus subsp. havasupaiensis]
                                                   [Pediocactus parviflorus subsp. intermedius]
                                                   [Pediocactus parviflorus subsp. terrae-canyonae]
                                                   [Pediocactus parviflorus]
                                                   [Sclerocactus contortus]
                                                   [Sclerocactus havasupaiensis]
                                                   [Sclerocactus intermedius]
                                                   [Sclerocactus parviflorus subsp. havasupaiensis]
                                                   [Sclerocactus parviflorus subsp. intermedius]
                                                   [Sclerocactus parviflorus subsp. parviflorus]
                                                   [Sclerocactus parviflorus subsp. terrae-canyonae]
                                                   [Sclerocactus parviflorus var. intermedius]
                                                   [Sclerocactus terrae-canyonae]
                                                   [Sclerocactus whipplei var. intermedius]
                                               Sclerocactus parviflorus var. parviflorus
                                             Sclerocactus polyancistrus
                                                   [Echinocactus polyancistrus]
                                                   [Ferocactus polyancistrus]
                                                   [Pediocactus polyancistrus]
                                             Sclerocactus pubispinus
                                                   [Echinocactus pubispinus]
                                                   [Ferocactus pubispinus]
                                                   [Sclerocactus pubispinus var. pubispinus]
                                             Sclerocactus scheeri
                                                   [Ancistrocactus megarrhizus]
                                                   [Ancistrocactus scheeri]
                                                   [Echinocactus scheeri]
                                                   [Ferocactus scheeri]
                                                   [Pediocactus scheeri]
                                                   [Sclerocactus sheeri]
                                             Sclerocactus schlesseri
                                                   [Sclerocactus schleseri]
                                             Sclerocactus sileri
                                                   [Sclerocactus pubispinus var. sileri]
                                             Sclerocactus spinosior
                                                   [Echinocactus whipplei var. spinosior]
                                                   [Ferocactus spinosior]
                                                   [Pediocactus spinosior]
                                                   [Sclerocactus pubispinus var. spinosior]
                                                   [Sclerocactus spinosior subsp. spinosior]
                                                   [Sclerocactus whipplei var. spinosior]
                                             Sclerocactus uncinatus
                                                   [Ancistrocactus uncinatus]
                                                   [Echinocactus uncinatus]
                                                   [Ferocactus uncinatus]
                                                   [Glandulicactus uncinatus subsp. uncinatus]
                                                   [Glandulicactus uncinatus]
                                                   [Hamatocactus uncinatus]
                                                   [Pediocactus uncinatus]
                                                   [Thelocactus uncinatus]
                                               Sclerocactus uncinatus subsp. crassihamatus
                                               Sclerocactus uncinatus subsp. uncinatus
                                                     [Ancistrocactus uncinatus var. uncinatus]
                                                     [Sclerocactus uncinatus var. uncinatus]
                                               Sclerocactus uncinatus subsp. wrightii
                                                     [Ancistrocactus uncinatus var. wrightii]
                                                     [Echinocactus uncinatus var. wrightii]
                                                     [Ferocactus uncinatus var. wrightii]
                                                     [Glandulicactus uncinatus var. wrightii]
                                                     [Sclerocactus uncinatus var. wrightii]
                                             Sclerocactus unguispinus
                                                   [Echinocactus unguispinus]
                                                   [Echinomastus durangensis]
                                                   [Echinomastus laui]
                                                   [Echinomastus mapimiensis]
                                                   [Echinomastus unguispinus var. laui]
                                                   [Echinomastus unguispinus]
                                                   [Neolloydia durangensis]
                                                   [Neolloydia unguispina]
                                                   [Pediocactus unguispinus]
                                                   [Thelocactus durangensis]
                                                   [Thelocactus unguispinus]
                                             Sclerocactus warnockii
                                                   [Echinocactus warnockii]
                                                   [Echinomastus gautii]
                                                   [Echinomastus warnockii]
                                                   [Neolloydia gautii]
                                                   [Neolloydia warnockii]
                                                   [Pediocactus gautii]
                                                   [Pediocactus warnockii]
                                                   [Turbinicarpus gautii]
                                             Sclerocactus wetlandicus
                                             Sclerocactus whipplei
                                                   [Echinocactus whipplei]
                                                   [Ferocactus whipplei]
                                                   [Pediocactus whipplei]
                                                   [Sclerocactus parviflorus var. blessingiae]
                                                   [Sclerocactus whipplei subsp. busekii]
                                                   [Sclerocactus whipplei subsp. whipplei]
                                                   [Sclerocactus whipplei var. roseus]
                                                   [Sclerocactus whipplei var. whipplei]
                                             Sclerocactus wrightiae
                                                   [Ferocactus wrightiae]
                                                   [Pediocactus wrightiae]
                                     Selenicereus
                                           [Cryptocereus]
                                           [Marniera]
                                             Selenicereus anthonyanus
                                                   [Cryptocereus anthonyanus]
                                             Selenicereus atropilosus
                                             Selenicereus chrysocardium
                                                   [Epiphyllum chrysocardium]
                                                   [Marniera chrysocardium]
                                             Selenicereus coniflorus
                                             Selenicereus donkelaarii
                                             Selenicereus grandiflorus
                                               Selenicereus grandiflorus subsp. donkelaarii
                                               Selenicereus grandiflorus subsp. grandiflorus
                                               Selenicereus grandiflorus subsp. hondurensis
                                               Selenicereus grandiflorus subsp. lautneri
                                             Selenicereus hallensis
                                             Selenicereus hamatus
                                             Selenicereus hondurensis
                                             Selenicereus inermis
                                                   [Epiphyllum steyermarkii]
                                                   [Selenicereus wercklei]
                                             Selenicereus kunthianus
                                             Selenicereus maxonii
                                             Selenicereus mirandae
                                             Selenicereus murrillii
                                             Selenicereus nelsonii
                                             Selenicereus pringlei
                                             Selenicereus pteranthus
                                                   [Cereus nycticalus]
                                                   [Selenicereus boeckmanni]
                                                   [Selenicereus boeckmannii]
                                                   [Selenicereus brevispinus]
                                                   [Selenicereus macdonaldiae]
                                                   [Selenicereus vaupelii]
                                             Selenicereus spinulosus
                                                   [Selenicereus pseudospinulosus]
                                             Selenicereus triangularis
                                                   [Cereus triangularis]
                                             Selenicereus urbanianus
                                             Selenicereus vagans
                                             Selenicereus validus
                                     Seticereus
                                     Seticleistocactus
                                             Seticleistocactus piraymirensis
                                     Setiechinopsis
                                     Soehrensia
                                             Soehrensia bruchii
                                             Soehrensia ingens
                                             Soehrensia korethroides
                                             Soehrensia uebelmanniana
                                     Stenocactus
                                             Stenocactus coptonogonus
                                                   [Echinofossulocactus coptonogonus]
                                             Stenocactus crispatus
                                                   [Echinofossulocactus crispatus]
                                             Stenocactus multicostatus
                                                   [Echinofossulocactus erectocentrus]
                                                   [Echinofossulocactus lloydii]
                                                   [Echinofossulocactus zacatecasensis]
                                                   [Stenocactus lloydii]
                                                   [Stenocactus zacatecasensis]
                                             Stenocactus obvallatus
                                                   [Echinocactus flexispinus]
                                                   [Echinofossulocactus arrigens]
                                                   [Echinofossulocactus caespitosus]
                                                   [Echinofossulocactus confusus]
                                                   [Echinofossulocactus dichroacanthus]
                                                   [Echinofossulocactus flexispinus]
                                                   [Echinofossulocactus guerraianus]
                                                   [Echinofossulocactus kellerianus]
                                                   [Echinofossulocactus lamellosus]
                                                   [Echinofossulocactus lancifer]
                                                   [Echinofossulocactus multiareolatus]
                                                   [Echinofossulocactus obvallatus]
                                                   [Echinofossulocactus pentacanthus]
                                                   [Echinofossulocactus violaciflorus]
                                                   [Stenocactus arrigens]
                                                   [Stenocactus dichroacanthus]
                                                   [Stenocactus hastatus]
                                                   [Stenocactus lamellosus]
                                                   [Stenocactus lancifer]
                                                   [Stenocactus pentacanthus]
                                             Stenocactus ochoterenanus
                                                   [Echinofossulocactus densispinus]
                                                   [Echinofossulocactus heteracanthus]
                                                   [Echinofossulocactus lexarzai]
                                                   [Stenocactus heteracanthus]
                                                   [Stenocactus ochoterenaus]
                                             Stenocactus phyllacanthus
                                                   [Echinofossulocactus phyllacanthus]
                                                   [Echinofossulocactus tricuspidatus]
                                             Stenocactus sulphureus
                                                   [Echinofossulocactus sulphureus]
                                             Stenocactus vaupelianus
                                                   [Echinofossulocactus albatus]
                                                   [Stenocactus albatus]
                                                   [Stenocactus rectispinus]
                                     Stenocereus
                                           [Hertrichocereus]
                                           [Machaerocereus]
                                           [Marshallocereus]
                                           [Rathbunia]
                                           [Ritterocereus]
                                           [Stenocereus yunckeri]
                                             Stenocereus alamosensis
                                                   [Rathbunia alamosensis var. sonorensis]
                                                   [Rathbunia alamosensis]
                                                   [Rathbunia neosonorensis]
                                                   [Rathbunia sonorensis]
                                             Stenocereus aragonii
                                                   [Lemaireocereus aragonii]
                                                   [Marshallocereus aragonii]
                                                   [Pachycereus aragonii]
                                             Stenocereus beneckei
                                                   [Hertrichocereus beneckei]
                                                   [Lemaireocereus beneckei]
                                             Stenocereus chacalapensis
                                             Stenocereus chrysocarpus
                                             Stenocereus dumortieri
                                                   [Lemaireocereus dumortieri]
                                             Stenocereus eichlamii
                                                   [Lemaireocereus eichlamii]
                                                   [Lemaireocereus longispinus]
                                                   [Ritterocereus eichlamii]
                                                   [Stenocereus longispinus]
                                             Stenocereus eruca
                                                   [Cereus eruca]
                                                   [Lemaireocereus eruca]
                                                   [Machaerocereus eruca]
                                             Stenocereus fimbriatus
                                                   [Lemaireocereus hystrix]
                                                   [Stenocereus hystrix]
                                                   [Stenocereus peruvianus]
                                             Stenocereus fricii
                                             Stenocereus griseus
                                                   [Lemaireocereus deficiens]
                                                   [Lemaireocereus griseus]
                                                   [Ritterocereus deficiens]
                                                   [Ritterocereus griseus]
                                                   [Stenocereus deficiens]
                                             Stenocereus gummosus
                                                   [Machaerocereus gummosus]
                                             Stenocereus humilis
                                                   [Armatocereus humilis]
                                             Stenocereus kerberi
                                                   [Rathbunia kerberi]
                                             Stenocereus littoralis
                                             Stenocereus martinezii
                                                   [Lemaireocereus martinezii]
                                             Stenocereus montanus
                                                   [Lemaireocereus montanus]
                                             Stenocereus pruinosus
                                                   [Lemaireocereus pruinosus]
                                                   [Ritterocereus laevigatus]
                                                   [Ritterocereus pruinosus]
                                                   [Stenocereus laevigatus]
                                             Stenocereus queretaroensis
                                                   [Lemaireocereus queretaroensis]
                                                   [Ritterocereus queretaroensis]
                                             Stenocereus quevedonis
                                                   [Lemaireocereus quevedonis]
                                             Stenocereus standleyi
                                                   [Ritterocereus standleyi]
                                             Stenocereus stellatus
                                                   [Lemaireocereus stellatus]
                                             Stenocereus thurberi
                                                   [Lemaireocereus thurberi]
                                                   [Marshallocereus thurberi]
                                                   [Pachycereus thurberi]
                                               Stenocereus thurberi subsp. littoralis
                                                     [Lemaireocereus thurberi var. littoralis]
                                                     [Marshallocereus thurberi var. littoralis]
                                               Stenocereus thurberi subsp. thurberi
                                             Stenocereus treleasei
                                                   [Lemaireocereus treleasei]
                                     Stephanocereus
                                             Stephanocereus leucostele
                                                   [Cephalocereus leucostele]
                                             Stephanocereus luetzelburgii
                                                   [Pilosocereus luetzelburgii]
                                                   [Pseudopilocereus luetzelburgii]
                                     Stetsonia
                                             Stetsonia coryne
                                     Strombocactus
                                             Strombocactus disciformis
                                               Strombocactus disciformis subsp. disciformis
                                               Strombocactus disciformis subsp. esperanzae
                                             Strombocactus jarmilae
                                             Strombocactus klinkerianus
                                             Strombocactus pulcherrimus
                                             Strombocactus schwarzii
                                     Strophocactus
                                             Strophocactus chontalensis
                                                   [Nyctocereus chontalensis]
                                                   [Selenicereus chontalensis]
                                             Strophocactus testudo
                                                   [Deamia diabolica]
                                                   [Deamia testudo]
                                                   [Selenicereus testudo]
                                             Strophocactus wittii
                                                   [Selenicereus wittii]
                                     Submatucana
                                             Submatucana aurantiaca
                                             Submatucana calvescens
                                             Submatucana myriacantha
                                     Subpilocereus
                                     Sulcorebutia
                                             Sulcorebutia augustinii
                                             Sulcorebutia cintiensis
                                             Sulcorebutia cochabambina
                                             Sulcorebutia corroana
                                             Sulcorebutia dorana
                                             Sulcorebutia erinacea
                                             Sulcorebutia flavissima
                                             Sulcorebutia glomerispina
                                             Sulcorebutia hediniana
                                             Sulcorebutia hoffmanniana
                                             Sulcorebutia lanata
                                             Sulcorebutia lecoriensis
                                             Sulcorebutia lepida
                                             Sulcorebutia longigibba
                                             Sulcorebutia mariana
                                             Sulcorebutia markusii
                                             Sulcorebutia mizquensis
                                             Sulcorebutia multispina
                                             Sulcorebutia neocorroana
                                             Sulcorebutia pampagrandensis
                                             Sulcorebutia pilcomayensis
                                             Sulcorebutia platygona
                                             Sulcorebutia polymorpha
                                             Sulcorebutia pulquinensis
                                             Sulcorebutia purpurea
                                             Sulcorebutia riograndensis
                                             Sulcorebutia santiaginiensis
                                             Sulcorebutia sucrensis
                                             Sulcorebutia swobodae
                                             Sulcorebutia taratensis
                                             Sulcorebutia tiraquensis
                                             Sulcorebutia tuberculato-chrysantha
                                             Sulcorebutia tunariensis
                                             Sulcorebutia unguispina
                                             Sulcorebutia verticillacantha
                                             Sulcorebutia vilcayensis
                                             Sulcorebutia vizcarrae
                                             Sulcorebutia westii
                                     Tacinga
                                             Tacinga braunii
                                             Tacinga funalis
                                                   [Tacinga atropurpurea]
                                                   [Tacinga funalis subsp. atropurpurea]
                                             Tacinga inamoena
                                                   [Opuntia inamoena]
                                                   [Platyopuntia inamoena]
                                               Tacinga inamoena subsp. inamoena
                                               Tacinga inamoena subsp. subcylindrica
                                             Tacinga lilae
                                                   [Opuntia lilae]
                                             Tacinga palmadora
                                                   [Opuntia palmadora]
                                             Tacinga saxatilis
                                                   [Opuntia saxatilis]
                                                   [Platyopuntia saxatilis]
                                               Tacinga saxatilis subsp. estevesii
                                               Tacinga saxatilis subsp. saxatilis
                                             Tacinga werneri
                                                   [Opuntia werneri]
                                             Tacinga × quipa
                                                   [Opuntia × quipa]
                                     Tephrocactus
                                             Tephrocactus alexanderi
                                                   [Opuntia alexanderi]
                                                   [Opuntia flexuosa]
                                                   [Opuntia halophila]
                                                   [Tephrocactus flexuosus]
                                                   [Tephrocactus geometricus]
                                                   [Tephrocactus microsphaericus]
                                             Tephrocactus aoracanthus
                                                   [Opuntia aoracantha]
                                                   [Tephrocactus ovatus]
                                             Tephrocactus articulatus
                                                   [Opuntia articulata]
                                             Tephrocactus bonnieae
                                                   [Maihueniopsis bonnieae]
                                                   [Puna bonnieae]
                                             Tephrocactus dactyliferus
                                             Tephrocactus echinaceus
                                             Tephrocactus fulvicomus
                                             Tephrocactus ignescens
                                             Tephrocactus mistiensis
                                             Tephrocactus molinensis
                                                   [Maihueniopsis molinensis]
                                                   [Opuntia molinensis]
                                             Tephrocactus nigrispinus
                                                   [Maihueniopsis nigrispina]
                                                   [Opuntia nigrispina]
                                                   [Platyopuntia atroglobosa]
                                                   [Platyopuntia nigrispina]
                                                   [Tephrocactus atroglobosus]
                                             Tephrocactus noodtiae
                                             Tephrocactus pentlandii
                                             Tephrocactus pyrrhacanthus
                                             Tephrocactus rarissimus
                                             Tephrocactus subinermis
                                             Tephrocactus weberi
                                                   [Opuntia weberi]
                                             Tephrocactus wilkeanus
                                     Thelocactus
                                             Thelocactus bicolor
                                                   [Echinocactus bicolor var. schottii]
                                                   [Echinocactus bicolor]
                                                   [Thelocactus bicolor var. schottii]
                                               Thelocactus bicolor subsp. bicolor
                                                     [Thelocactus bicolor var. bicolor]
                                               Thelocactus bicolor subsp. bolaensis
                                               Thelocactus bicolor subsp. flavidispinus
                                                     [Thelocactus bicolor var. flavidispinus]
                                               Thelocactus bicolor subsp. heterochromus
                                               Thelocactus bicolor subsp. schwarzii
                                             Thelocactus buekii
                                                   [Thelocactus tulensis subsp. buekii]
                                                   [Thelocactus tulensis subsp. matudae]
                                             Thelocactus conothelos
                                               Thelocactus conothelos subsp. argenteus
                                               Thelocactus conothelos subsp. aurantiacus
                                               Thelocactus conothelos subsp. conothelos
                                               Thelocactus conothelos subsp. garciae
                                             Thelocactus garciae
                                             Thelocactus hastifer
                                             Thelocactus heterochromus
                                             Thelocactus hexaedrophorus
                                               Thelocactus hexaedrophorus subsp. hexaedrophorus
                                               Thelocactus hexaedrophorus subsp. lloydii
                                             Thelocactus lausseri
                                             Thelocactus leucacanthus
                                               Thelocactus leucacanthus subsp. leucacanthus
                                               Thelocactus leucacanthus subsp. schmollii
                                             Thelocactus macdowellii
                                             Thelocactus multicephalus
                                             Thelocactus rinconensis
                                                   [Thelocactus phymatothele]
                                               Thelocactus rinconensis subsp. freudenbergeri
                                               Thelocactus rinconensis subsp. hintonii
                                               Thelocactus rinconensis subsp. nidulans
                                               Thelocactus rinconensis subsp. rinconensis
                                             Thelocactus setispinus
                                                   [Echinocactus setispinus var. hamatus]
                                                   [Echinocactus setispinus]
                                                   [Ferocactus setispinus]
                                                   [Hamatocactus bicolor]
                                                   [Hamatocactus setispinus]
                                             Thelocactus tulensis
                                                   [Thelocactus tulensis subsp. tulensis]
                                     Thelocephala
                                             Thelocephala aerocarpa
                                             Thelocephala duripulpa
                                             Thelocephala fankhauseri
                                             Thelocephala fulva
                                             Thelocephala glabrescens
                                             Thelocephala krausii
                                             Thelocephala kraussii
                                             Thelocephala lembckei
                                             Thelocephala longirapa
                                             Thelocephala malleolata
                                             Thelocephala nuda
                                             Thelocephala tenebrica
                                     Toumeya
                                             Toumeya fickeisenii
                                             Toumeya klinkeriana
                                             Toumeya krainziana
                                             Toumeya macrochele
                                             Toumeya schwarzii
                                     Trichocereus
                                             Trichocereus bertramianus
                                             Trichocereus bruchii
                                             Trichocereus conaconensis
                                             Trichocereus eremophilus
                                             Trichocereus grandis
                                             Trichocereus ingens
                                             Trichocereus litoralis
                                             Trichocereus macrogonus
                                             Trichocereus pasacana
                                             Trichocereus randallii
                                             Trichocereus rivierei
                                             Trichocereus skottsbergii
                                             Trichocereus spinibarbis
                                                   [Eulychnia spinibarbis]
                                             Trichocereus totorensis
                                             Trichocereus vatteri
                                     Tunas
                                     Tunilla
                                             Tunilla corrugata
                                                   [Opuntia albisaetacens]
                                                   [Opuntia corrugata]
                                                   [Platyopuntia albisaetacens]
                                                   [Platyopuntia corrugata]
                                                   [Tunilla albisaetacens]
                                             Tunilla erectoclada
                                                   [Opuntia erectoclada]
                                                   [Opuntia ianthinantha]
                                                   [Opuntia picardoi]
                                                   [Platyopuntia ianthinantha]
                                                   [Tunilla ianthinantha]
                                                   [Tunilla picardoi]
                                             Tunilla microdisca
                                                   [Opuntia microdisca]
                                                   [Platyopuntia microdisca]
                                             Tunilla soehrensii
                                                   [Opuntia alcerrecensis]
                                                   [Opuntia minuscula]
                                                   [Opuntia orurensis]
                                                   [Opuntia silvestris]
                                                   [Opuntia soehrensii]
                                                   [Platyopuntia chilensis]
                                                   [Platyopuntia orurensis]
                                                   [Platyopuntia soehrensii]
                                                   [Tephrocactus minusculus]
                                                   [Tephrocactus silvestris]
                                                   [Tunilla chilensis]
                                                   [Tunilla minuscula]
                                                   [Tunilla orurensis]
                                                   [Tunilla silvestris]
                                     Turbinicarpus
                                           [Gymnocactus]
                                           [Kadenicarpus]
                                           [Normanbokea]
                                           [Turbinicarpus roseiflorus]
                                             Turbinicarpus alonsoi
                                                   [Pediocactus alonsoi]
                                             Turbinicarpus beguinii
                                                   [Rapicactus beguinii]
                                               Turbinicarpus beguinii subsp. beguinii
                                               Turbinicarpus beguinii subsp. hintoniorum
                                                     [Rapicactus beguinii subsp. hintoniorum]
                                               Turbinicarpus beguinii subsp. zaragosae
                                                     [Rapicactus subterraneus subsp. zaragosae]
                                                     [Turbinicarpus subterraneus subsp. zaragosae]
                                                     [Turbinicarpus subterraneus var. zaragosae]
                                             Turbinicarpus bonatzii
                                             Turbinicarpus booleanus
                                             Turbinicarpus flaviflorus
                                             Turbinicarpus gielsdorfianus
                                                   [Pediocactus gielsdorfianus]
                                             Turbinicarpus gracilis
                                             Turbinicarpus hoferi
                                                   [Pediocactus hoferi]
                                             Turbinicarpus horripilus
                                                   [Pediocactus horripilus]
                                             Turbinicarpus jauernigii
                                             Turbinicarpus klinkerianus
                                             Turbinicarpus knuthianus
                                             Turbinicarpus krainzianus
                                             Turbinicarpus laui
                                                   [Pediocactus laui]
                                             Turbinicarpus lophophoroides
                                                   [Neolloydia lophophoroides]
                                                   [Pediocactus lophophoroides]
                                                   [Strombocactus lophophoroides]
                                                   [Toumeya lophophoroides]
                                             Turbinicarpus macrochele
                                             Turbinicarpus mandragora
                                                   [Pediocactus mandragora]
                                                   [Rapicactus mandragora]
                                               Turbinicarpus mandragora subsp. mandragora
                                               Turbinicarpus mandragora subsp. pailanus
                                                     [Rapicactus mandragora subsp. pailanus]
                                             Turbinicarpus pseudomacrochele
                                                   [Kadenicarpus pseudomacrochele]
                                                   [Pediocactus pseudomacrochele]
                                                   [Strombocactus pseudomacrochele]
                                                   [Toumeya pseudomacrochele]
                                               Turbinicarpus pseudomacrochele subsp. krainzianus
                                                     [Pediocactus pseudomacrochele var. krainzianus]
                                                     [Strombocactus pseudomacrochele var. krainzianus]
                                                     [Toumeya pseudomacrochele var. krainziana]
                                               Turbinicarpus pseudomacrochele subsp. lausseri
                                                     [Pediocactus pseudomacrochele var. lausseri]
                                               Turbinicarpus pseudomacrochele subsp. minimus
                                               Turbinicarpus pseudomacrochele subsp. pseudomacrochele
                                             Turbinicarpus pseudopectinatus
                                                   [Neolloydia pseudopectinata]
                                                   [Normanbokea pseudopectinata]
                                                   [Pediocactus pseudopectinatus]
                                                   [Pelecyphora pseudopectinata]
                                             Turbinicarpus rioverdensis
                                             Turbinicarpus saueri
                                                   [Pediocactus saueri]
                                               Turbinicarpus saueri subsp. knuthianus
                                               Turbinicarpus saueri subsp. nelissae
                                               Turbinicarpus saueri subsp. saueri
                                             Turbinicarpus schmiedickeanus
                                                   [Echinocactus schmiedickeanus]
                                                   [Strombocactus schmiedickeanus]
                                                   [Toumeya schmiedickeana]
                                               Turbinicarpus schmiedickeanus subsp. andersonii
                                                     [Turbinicarpus macrochele subsp. andersonii]
                                                     [Turbinicarpus schmiedickeanus var. panarottoi]
                                               Turbinicarpus schmiedickeanus subsp. bonatzii
                                               Turbinicarpus schmiedickeanus subsp. dickisoniae
                                                     [Pediocactus schmiedickeanus var. dickisoniae]
                                                     [Turbinicarpus schmiedickeanus subsp. dicksoniae]
                                               Turbinicarpus schmiedickeanus subsp. flaviflorus
                                                     [Pediocactus schmiedickeanus var. flaviflorus]
                                                     [Turbinicarpus macrochele subsp. flaviflorus]
                                                     [Turbinicarpus schmiedickeanus var. flaviflorus]
                                               Turbinicarpus schmiedickeanus subsp. gracilis
                                                     [Pediocactus schmiedickeanus var. gracilis]
                                                     [Turbinicarpus schmiedickeanus var. gracilis]
                                               Turbinicarpus schmiedickeanus subsp. jauernigii
                                               Turbinicarpus schmiedickeanus subsp. klinkerianus
                                                     [Pediocactus schmiedickeanus var. klinkerianus]
                                                     [Strombocactus schmiedickeanus var. klinkerianus]
                                                     [Toumeya schmiedickeana var. klinkeriana]
                                                     [Turbinicarpus macrochele subsp. klinkerianus]
                                                     [Turbinicarpus schmiedickeanus var. klinkerianus]
                                               Turbinicarpus schmiedickeanus subsp. macrochele
                                                     [Pediocactus schmiedickeanus var. macrochele]
                                                     [Turbinicarpus schmiedickeanus var. macrochele]
                                               Turbinicarpus schmiedickeanus subsp. rioverdensis
                                               Turbinicarpus schmiedickeanus subsp. rubriflorus
                                                     [Pediocactus schmiedickeanus var. rubriflorus]
                                               Turbinicarpus schmiedickeanus subsp. schmiedickeanus
                                                     [Turbinicarpus schmiedickeanus var. schmiedickeanus]
                                               Turbinicarpus schmiedickeanus subsp. schwarzii
                                                     [Pediocactus schmiedickeanus var. schwarzii]
                                                     [Toumeya macrochele var. schwarzii]
                                                     [Turbinicarpus macrochele subsp. schwarzii]
                                                     [Turbinicarpus schmiedickeanus var. schwarzii]
                                             Turbinicarpus schwarzii
                                             Turbinicarpus subterraneus
                                                   [Pediocactus subterraneus]
                                                   [Rapicactus subterraneus]
                                               Turbinicarpus subterraneus subsp. booleanus
                                                     [Rapicactus subterraneus subsp. booleanus]
                                               Turbinicarpus subterraneus subsp. subterraneus
                                                     [Turbinicarpus subterraneus var. subterraneus]
                                             Turbinicarpus swobodae
                                                   [Pediocactus swobodae]
                                             Turbinicarpus valdezianus
                                                   [Neolloydia valdeziana]
                                                   [Normanbokea valdeziana]
                                                   [Pediocactus valdezianus]
                                                   [Thelocactus valdezianus]
                                             Turbinicarpus viereckii
                                                   [Pediocactus viereckii]
                                                   [Turbinicarpus viereckii subsp. major]
                                                   [Turbinicarpus viereckii subsp. viereckii]
                                             Turbinicarpus ysabelae
                                             Turbinicarpus zaragosae
                                             Turbinicarpus zaragozae
                                             Turbinicarpus × mombergeri
                                     Uebelmannia
                                             Uebelmannia buiningii
                                             Uebelmannia flavispina
                                             Uebelmannia gummifera
                                                   [Parodia gummifera]
                                               Uebelmannia gummifera subsp. gummifera
                                               Uebelmannia gummifera subsp. meninensis
                                             Uebelmannia meninensis
                                             Uebelmannia pectinifera
                                                   [Uebelmannia pectinifera var. pseudopectinifera]
                                               Uebelmannia pectinifera subsp. flavispina
                                               Uebelmannia pectinifera subsp. horrida
                                               Uebelmannia pectinifera subsp. pectinifera
                                     Weberbauerocereus
                                             Weberbauerocereus albus
                                                   [Haageocereus longicomus]
                                                   [Weberbauerocereus longicomus]
                                             Weberbauerocereus cephalomacrostibas
                                                   [Echinopsis cephalomacrostibas]
                                                   [Haageocereus cephalomacrostibas]
                                                   [Trichocereus cephalomacrostibas]
                                             Weberbauerocereus churinensis
                                                   [Haageocereus churinensis]
                                             Weberbauerocereus cuzcoensis
                                                   [Haageocereus cuzcoensis]
                                             Weberbauerocereus rauhii
                                                   [Haageocereus rauhii]
                                             Weberbauerocereus weberbaueri
                                                   [Haageocereus torataensis]
                                                   [Haageocereus weberbaueri]
                                                   [Weberbauerocereus horridispinus]
                                                   [Weberbauerocereus seyboldianus]
                                                   [Weberbauerocereus torataensis]
                                             Weberbauerocereus winterianus
                                                   [Haageocereus johnsonii]
                                                   [Haageocereus winterianus]
                                                   [Weberbauerocereus johnsonii]
                                     Weberocereus
                                           [Eccremocactus]
                                           [Werckleocereus]
                                             Weberocereus biolleyi
                                             Weberocereus bradei
                                                   [Eccremocactus bradei]
                                             Weberocereus frohningiorum
                                             Weberocereus glaber
                                               Weberocereus glaber subsp. glaber
                                                     [Werckleocereus glaber]
                                               Weberocereus glaber subsp. mirandae
                                                     [Werckleocereus glaber var. mirandae]
                                             Weberocereus imitans
                                                   [Cryptocereus imitans]
                                                   [Eccremocactus imitans]
                                                   [Werckleocereus imitans]
                                             Weberocereus panamensis
                                             Weberocereus rosei
                                                   [Cryptocereus rosei]
                                                   [Eccremocactus rosei]
                                             Weberocereus tonduzii
                                                   [Werckleocereus tonduzii]
                                             Weberocereus trichophorus
                                             Weberocereus tunilla
                                               Weberocereus tunilla subsp. biolleyi
                                               Weberocereus tunilla subsp. tunilla
                                     Weingartia
                                             Weingartia albissima
                                             Weingartia ambigua
                                             Weingartia ansaldoensis
                                             Weingartia attenuata
                                             Weingartia backebergiana
                                             Weingartia brachygraphisa
                                             Weingartia buiningiana
                                             Weingartia cintiensis
                                             Weingartia clavata
                                             Weingartia columnaris
                                             Weingartia corroana
                                             Weingartia croceareolata
                                             Weingartia electracantha
                                             Weingartia erinacea
                                             Weingartia flavissima
                                             Weingartia formosa
                                             Weingartia gracilispina
                                             Weingartia hediniana
                                             Weingartia lanata
                                             Weingartia lecoriensis
                                             Weingartia lepida
                                             Weingartia longigibba
                                             Weingartia mairanana
                                             Weingartia markusii
                                             Weingartia mataralensis
                                             Weingartia minima
                                             Weingartia miranda
                                             Weingartia mizquensis
                                             Weingartia multispina
                                             Weingartia neglecta
                                             Weingartia oenantha
                                             Weingartia pampagrandensis
                                             Weingartia pilcomayensis
                                             Weingartia platygona
                                             Weingartia polymorpha
                                             Weingartia pulquinensis
                                             Weingartia purpurea
                                             Weingartia riograndensis
                                             Weingartia saetosa
                                             Weingartia saipinensis
                                             Weingartia sucrensis
                                             Weingartia taratensis
                                             Weingartia tiraquensis
                                             Weingartia torotorensis
                                             Weingartia totoralensis
                                             Weingartia totorensis
                                             Weingartia trollii
                                             Weingartia tuberculato-chrysantha
                                             Weingartia tunariensis
                                             Weingartia verticillacantha
                                             Weingartia vilcayensis
                                             Weingartia viscarrae
                                             Weingartia vizcarrae
                                             Weingartia westii
                                     Wittiocactus
                                             Wittiocactus panamensis
                                     X Cleistocana
                                             X Cleistocana mirabilis
                                     X Espostocactus
                                           [X Borzipostoa]
                                             X Espostocactus mirabilis
                                                   [Espostoa baumannii]
                                     X Haagespostoa
                                           [Neobinghamia]
                                             X Haagespostoa climaxantha
                                     X Myrtgerocactus
                                             X Myrtgerocactus lindsayi
                                                   [Myrtgerocactus lindsayi]
                                     X Pacherocactus
                                             Pacherocactus × orcuttii
                                                   [Pachgerocereus orcuttii]
                                             X Pacherocactus orcuttii
                                     Yavia
                                             Yavia cryptocarpa
                                     Yungasocereus
                                             Yungasocereus inquisivensis
                                                   [Samaipaticereus inquisivensis]

Problematic Rooting (110487)
                                               Phyllanthus epiphyllanthus subsp. dilatatus

Problematic Rooting (110579)
                                             Kadenicarpus horripilus
                                                   [Gymnocactus horripilus]

Problematic Rooting (110673)
                                             Neomammillaria arida

Problematic Rooting (110799)
                                             Salmiopuntia salmiana
                                                   [Opuntia ipatiana]

Problematic Rooting (114317)
                                               Escobaria vivipara var. rosea

Problematic Rooting (120135)
                                               Weingartia fidaiana subsp. fidaiana
                                                     [Gymnocalycium fidaianum]
                                                     [Gymnocalycium westii]

Problematic Rooting (120166)
                                               Weingartia neocumingii subsp. neocumingii
                                                     [Gymnocalycium cumingii]
                                                     [Gymnocalycium neocumingii]
                                                     [Gymnocalycium pulquinense var. corroanum]