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Organism
  Plantae
   Viridiplantae
     Streptophyta
     Embryophyta
      Tracheophyta
        Spermatophytina
            Magnoliopsida
                  Asteranae
                    Lamiales
                           [Callitrichales]
                           [Plantaginales]
                           [Scrophulariales]
                            Bignoniaceae
                                     Adenocalymma
                                           [Adenocalymna]
                                             Adenocalymma ackermannii
                                             Adenocalymma acutissimum
                                             Adenocalymma adenophorum
                                             Adenocalymma alboviolaceum
                                             Adenocalymma album
                                             Adenocalymma allamandiflorum
                                             Adenocalymma anomalum
                                             Adenocalymma apetiolatum
                                             Adenocalymma apparicianum
                                             Adenocalymma apterospermum
                                             Adenocalymma apurense
                                             Adenocalymma arthropetiolatum
                                             Adenocalymma aspericarpum
                                             Adenocalymma aurantiacum
                                             Adenocalymma auristellae
                                             Adenocalymma axillare
                                             Adenocalymma bilabiatum
                                             Adenocalymma bipinnatum
                                             Adenocalymma biternatum
                                             Adenocalymma brachybotrys
                                             Adenocalymma bracteatum
                                               Adenocalymma bracteatum var. macradenum
                                             Adenocalymma bracteolatum
                                             Adenocalymma bracteosum
                                             Adenocalymma bullatum
                                             Adenocalymma calcareum
                                             Adenocalymma calderonii
                                             Adenocalymma campicola
                                             Adenocalymma cauliflorum
                                             Adenocalymma cearense
                                             Adenocalymma chocoense
                                             Adenocalymma cidii
                                             Adenocalymma ciliolatum
                                             Adenocalymma cinereum
                                             Adenocalymma cladotrichum
                                             Adenocalymma cocleense
                                             Adenocalymma comosum
                                               Adenocalymma comosum var. acutissimum
                                               Adenocalymma comosum var. lanceolata
                                               Adenocalymma comosum var. lanceolatum
                                               Adenocalymma comosum var. nitida
                                               Adenocalymma comosum var. nitidum
                                             Adenocalymma contractum
                                             Adenocalymma coriaceum
                                             Adenocalymma cristicalyx
                                             Adenocalymma croatii
                                             Adenocalymma croceum
                                             Adenocalymma cymbalum
                                             Adenocalymma densiflora
                                             Adenocalymma densiflorum
                                             Adenocalymma dichilum
                                             Adenocalymma divaricatum
                                             Adenocalymma dugandii
                                             Adenocalymma dusenii
                                             Adenocalymma elegans
                                             Adenocalymma fissum
                                             Adenocalymma fistulosum
                                             Adenocalymma flavidum
                                             Adenocalymma flaviflorum
                                             Adenocalymma flavum
                                             Adenocalymma floribundum
                                             Adenocalymma flos-ardeae
                                             Adenocalymma foveolatum
                                             Adenocalymma friesianum
                                             Adenocalymma fruticosum
                                             Adenocalymma gibbosum
                                             Adenocalymma glomeratum
                                             Adenocalymma gracielzae
                                             Adenocalymma grandifolium
                                               Adenocalymma grandifolium var. guilleminii
                                               Adenocalymma grandifolium var. iodocalyx
                                             Adenocalymma grenadense
                                             Adenocalymma guilleminii
                                             Adenocalymma hatschbachii
                                             Adenocalymma helicocalyx
                                             Adenocalymma heterophyllum
                                             Adenocalymma hintonii
                                             Adenocalymma hirtum
                                             Adenocalymma hosmeca
                                             Adenocalymma hypostictum
                                             Adenocalymma imperatoris-maximilianii
                                             Adenocalymma impressum
                                             Adenocalymma inundatum
                                                   [Adenocalymna inundatum]
                                               Adenocalymma inundatum var. inundatum
                                               Adenocalymma inundatum var. surinamense
                                                     [Adenocalymma inundatum var. surinamensis]
                                             Adenocalymma involucratum
                                             Adenocalymma juliae
                                             Adenocalymma kerere
                                             Adenocalymma laevigatum
                                             Adenocalymma lanceolatum
                                             Adenocalymma latifolium
                                             Adenocalymma lineare
                                               Adenocalymma longeracemosum var. trichocladum
                                             Adenocalymma longilineum
                                             Adenocalymma macranthum
                                             Adenocalymma macrocarpum
                                             Adenocalymma macrophyllum
                                             Adenocalymma macrostachyum
                                             Adenocalymma magdalenense
                                             Adenocalymma magnificum
                                               Adenocalymma magnificum var. crassifolium
                                             Adenocalymma magnoalatum
                                             Adenocalymma marginatum
                                               Adenocalymma marginatum var. apterospermum
                                               Adenocalymma marginatum var. polystachyum
                                             Adenocalymma micradenium
                                             Adenocalymma microcarpum
                                             Adenocalymma molle
                                             Adenocalymma moringifolium
                                             Adenocalymma moritzii
                                             Adenocalymma nervosum
                                             Adenocalymma nitidum
                                             Adenocalymma nodosum
                                             Adenocalymma ocositense
                                             Adenocalymma pachypus
                                             Adenocalymma paniculatum
                                             Adenocalymma patulum
                                             Adenocalymma paucifoliolatum
                                             Adenocalymma paulistarum
                                             Adenocalymma pedunculatum
                                             Adenocalymma peregrinum
                                             Adenocalymma perezii
                                             Adenocalymma pleiadenium
                                             Adenocalymma pliciflorum
                                             Adenocalymma pohlianum
                                             Adenocalymma portoricense
                                             Adenocalymma portoricensis
                                             Adenocalymma prancei
                                             Adenocalymma prehensile
                                             Adenocalymma pseudopatulum
                                             Adenocalymma pubescens
                                             Adenocalymma punctifolium
                                             Adenocalymma purpurascens
                                             Adenocalymma racemosum
                                             Adenocalymma reticulatum
                                             Adenocalymma sagotii
                                             Adenocalymma salmoneum
                                             Adenocalymma salzmannii
                                             Adenocalymma sastrei
                                             Adenocalymma saulense
                                             Adenocalymma scabriusculum
                                             Adenocalymma scansile
                                             Adenocalymma schomburgkii
                                             Adenocalymma sclerophyllum
                                             Adenocalymma seleri
                                             Adenocalymma sepiarium
                                             Adenocalymma sessile
                                             Adenocalymma sousae
                                             Adenocalymma splendens
                                             Adenocalymma standleyanum
                                             Adenocalymma subincanum
                                             Adenocalymma subsessilifolium
                                               Adenocalymma subsessilifolium var. tephrinocalyx
                                             Adenocalymma subspicatum
                                             Adenocalymma symmetricum
                                             Adenocalymma tanaeciicarpum
                                             Adenocalymma tephrinocalyx
                                             Adenocalymma ternatum
                                             Adenocalymma trichocladum
                                             Adenocalymma trifoliatum
                                               Adenocalymma trifoliatum var. trichocladum
                                             Adenocalymma ubatubense
                                             Adenocalymma uleanum
                                             Adenocalymma validum
                                             Adenocalymma velutinum
                                             Adenocalymma verruciferum
                                             Adenocalymma verrucosum
                                     Amphilophium
                                             Amphilophium buccinatorium
                                             Amphilophium carolinae
                                                   [Amphilophium cynanchoides]
                                                   [Pithecoctenium cynanchoides]
                                             Amphilophium crucigerum
                                                   [Pithecoctenium hexagonum]
                                             Amphilophium lactiflorum
                                             Amphilophium laxiflorum
                                                   [Distictis laxiflora]
                                             Amphilophium paniculatum
                                                   [Amphilophium purpureum]
                                                   [Bignonia paniculata]
                                                   [Bignonia paniculatum]
                                               Amphilophium paniculatum var. molle
                                                     [Amphilophium molle]
                                               Amphilophium paniculatum var. paniculatum
                                             Amphilophium pannosum
                                     Amphitecna
                                           [Dendrosicus]
                                             Amphitecna apiculata
                                             Amphitecna breedlovei
                                             Amphitecna donnell-smithii
                                             Amphitecna latifolia
                                                   [Crescentia latifolia]
                                                   [Enallagma latifolia]
                                             Amphitecna loreae
                                             Amphitecna montana
                                             Amphitecna silvicola
                                             Amphitecna steyermarkii
                                     Anemopaegma
                                             Anemopaegma album
                                             Anemopaegma chamberlaynii
                                             Anemopaegma chrysanthum
                                             Anemopaegma karstenii
                                                   [Anemopaegma carrerense]
                                                   [Distictis robinsoni]
                                             Anemopaegma longipetiolatum
                                             Anemopaegma puberulum
                                     Anisostichus
                                     Argylia
                                             Argylia adscendens
                                             Argylia radiata
                                                   [Argylia puberula]
                                     Arrabidaea
                                             Arrabidaea chica
                                             Arrabidaea patellifera
                                             Arrabidaea rego
                                                   [Bignonia rego]
                                     Astianthus
                                             Astianthus viminalis
                                     Batocydia
                                     Bignonia
                                             Bignonia binata
                                                   [Clytostoma binatum]
                                             Bignonia callistegioides
                                             Bignonia capreolata
                                                   [Anisostichus capreolata]
                                                   [Anisostichus crucigera]
                                             Bignonia corymbosa
                                                   [Phryganocydia corymbosa]
                                             Bignonia hyacinthina
                                                   [Mussatia hyacinthina]
                                             Bignonia neoheterophylla
                                                   [Cydista heterophylla]
                                             Bignonia potosina
                                                   [Cydista potosina]
                                             Bignonia pterocalyx
                                                   [Clytostoma pterocalyx]
                                             Bignonia sciruipabula
                                                   [Clytostoma sciuripabulum var. longiflorum]
                                                   [Clytostoma sciuripabulum]
                                     Callichlamys
                                             Callichlamys latifolia
                                     Campsis
                                             Campsis grandiflora
                                                   [Campsis chinensis]
                                                   [Incarvillea grandiflora]
                                             Campsis radicans
                                                   [Bignonia radicans]
                                                   [Gelseminum radicans]
                                                   [Tecoma radicans]
                                     Catalpa
                                             Catalpa bignonioides
                                                   [Catalpa catalpa]
                                             Catalpa bungei
                                             Catalpa fargesii
                                             Catalpa longissima
                                             Catalpa ovata
                                             Catalpa speciosa
                                     Catophractes
                                             Catophractes alexandri
                                     Ceratophytum
                                             Ceratophytum tobagense
                                                   [Anemopaegma tobagense]
                                                   [Ceratophytum brachycarpum]
                                     Chilopsis
                                             Chilopsis linearis
                                               Chilopsis linearis subsp. arcuata
                                                     [Chilopsis linearis var. arcuata]
                                               Chilopsis linearis subsp. linearis
                                                     [Bignonia linearis]
                                                     [Chilopsis linearis var. glutinosa]
                                                     [Chilopsis linearis var. originaria]
                                                     [Chilopsis saligna]
                                     Clytostoma
                                             Clytostoma callistegioides
                                     Colea
                                             Colea alata
                                             Colea floribunda
                                                   [Ophiocolea floribunda]
                                             Colea fusca
                                             Colea tetragona
                                     Crescentia
                                             Crescentia alata
                                             Crescentia cujete
                                             Crescentia linearifolia
                                             Crescentia portoricensis
                                     Cuspidaria
                                             Cuspidaria lateriflora
                                     Cybistax
                                             Cybistax antisyphilitica
                                                   [Cybistax quinquefolia]
                                     Cydista
                                             Cydista aequinoctialis
                                                   [Bignonia aequinoctialis]
                                             Cydista diversifolia
                                     Delostoma
                                             Delostoma integrifolium
                                                   [Delostoma roseum]
                                             Delostoma lobbii
                                     Deplanchea
                                             Deplanchea speciosa
                                     Distictella
                                             Distictella magnoliifolia
                                                   [Distictella broadwayana]
                                                   [Distictella racemosa]
                                                   [Distictis racemosa]
                                     Distictis
                                             Distictis buccinatoria
                                                   [Phaedranthus buccinatorius]
                                             Distictis lactiflora
                                     Dolichandra
                                             Dolichandra cynanchoides
                                             Dolichandra dentata
                                                   [Macfadyena dentata]
                                             Dolichandra quadrivalvis
                                                   [Melloa quadrivalvis]
                                             Dolichandra unguis-cati
                                                   [Batocydia unguis-cati]
                                                   [Batocydia unguis]
                                                   [Bignonia californica]
                                                   [Bignonia unguis-cati]
                                                   [Bignonia unguiscata]
                                                   [Doxantha unguis-cati]
                                                   [Doxantha unguiscati]
                                                   [Macfadyena unguis-cati]
                                     Dolichandrone
                                             Dolichandrone spathacea
                                     Eccremocarpus
                                             Eccremocarpus scaber
                                     Enallagma
                                     Fernandoa
                                             Fernandoa madagascariensis
                                     Fridericia
                                             Fridericia candicans
                                                   [Arrabidaea candicans]
                                             Fridericia caudigera
                                                   [Arrabidaea coleocalyx var. induta]
                                                   [Arrabidaea coleocalyx]
                                             Fridericia chica
                                             Fridericia conjugata
                                                   [Arrabidaea conjugata]
                                             Fridericia costaricensis
                                                   [Arrabidaea costaricensis]
                                             Fridericia dichotoma
                                                   [Arrabidaea corallina]
                                             Fridericia floribunda
                                                   [Arrabidaea floribunda]
                                             Fridericia florida
                                                   [Arrabidaea florida]
                                             Fridericia mollissima
                                                   [Arrabidaea mollicoma]
                                                   [Arrabidaea mollissima]
                                                   [Arrabidaea seleriana]
                                             Fridericia patellifera
                                                   [Petastoma patelliferum]
                                             Fridericia podopogon
                                                   [Arrabidaea podopogon]
                                             Fridericia poeppigii
                                             Fridericia pubescens
                                                   [Arrabidaea lundellii]
                                                   [Arrabidaea pubescens]
                                             Fridericia schumanniana
                                                   [Arrabidaea verrucosa]
                                             Fridericia truncata
                                                   [Mansoa truncata]
                                             Fridericia viscida
                                                   [Arrabidaea viscida]
                                     Gelseminum
                                     Godmania
                                             Godmania aesculifolia
                                     Handroanthus
                                             Handroanthus capitatus
                                                   [Tabebuia capitata]
                                                   [Tabebuia glomerata]
                                             Handroanthus chrysanthus
                                                   [Tabebuia chrysantha]
                                             Handroanthus chrysotrichus
                                                   [Tabebuia chrysotricha]
                                             Handroanthus guayacan
                                                   [Tabebuia guayacan]
                                             Handroanthus impetiginosum
                                                   [Tabebuia nicaraguensis]
                                                   [Tabebuia palmeri]
                                                   [Tabebuia schunkevigoi]
                                             Handroanthus ochraceus
                                               Handroanthus ochraceus subsp. ochraceus
                                                     [Tecoma hassleri]
                                             Handroanthus serratifolius
                                                   [Bignonia serratifolia]
                                                   [Tabebuia serratifolia]
                                                   [Tecoma serratifolia]
                                     Incarvillea
                                             Incarvillea delavayi
                                             Incarvillea diffusa
                                             Incarvillea olgae
                                             Incarvillea sinensis
                                                   [Incarvillea variabilis]
                                     Jacaranda
                                             Jacaranda arborea
                                             Jacaranda cuspidifolia
                                             Jacaranda mimosifolia
                                                   [Jacaranda acutifolia]
                                                   [Jacaranda ovalifolia]
                                             Jacaranda obovata
                                             Jacaranda rufa
                                     Kigelia
                                             Kigelia africana
                                                   [Kigelia pinnata]
                                     Lundia
                                             Lundia puberula
                                     Macfadyena
                                           [Doxantha]
                                             Macfadyena uncata
                                                   [Bignonia uncata]
                                                   [Dolichandra uncata]
                                     Mansoa
                                           [Pseudocalymma]
                                             Mansoa alliacea
                                                   [Adenocalymma alliaceum]
                                                   [Bignonia alliacea]
                                                   [Pachyptera alliacea]
                                                   [Pseudocalymma alliaceum]
                                                   [Pseudocalymma sagotii]
                                             Mansoa hymenaea
                                                   [Adenocalymma obovatum]
                                                   [Mansoa hymenacea]
                                                   [Pachyptera hymenaea]
                                                   [Pseudocalymma macrocarpum]
                                             Mansoa verrucifera
                                     Markhamia
                                             Markhamia lutea
                                                   [Markhamia hildebrandtii]
                                                   [Markhamia hildebrantii]
                                             Markhamia obtusifolia
                                             Markhamia stipulata
                                     Martinella
                                             Martinella obovata
                                                   [Spathodea obovata]
                                     Melloa
                                             Melloa populifolia
                                     Mussatia
                                     Ophiocolea
                                     Oroxylum
                                             Oroxylum indicum
                                     Pachyptera
                                     Pandorea
                                             Pandorea baileyana
                                             Pandorea jasminoides
                                             Pandorea montana
                                                   [Tecomanthe montana]
                                             Pandorea pandorana
                                     Paragonia
                                             Paragonia pyramidata
                                                   [Bignonia pyramidata]
                                     Parmentiera
                                             Parmentiera aculeata
                                                   [Parmentiera edulis]
                                             Parmentiera cereifera
                                             Parmentiera macrophylla
                                     Petastoma
                                     Phaedranthus
                                     Phryganocydia
                                     Phyllarthron
                                             Phyllarthron humblotianum
                                     Pithecoctenium
                                             Pithecoctenium crucigerum
                                             Pithecoctenium echinatum
                                     Podranea
                                             Podranea brycei
                                             Podranea ricasoliana
                                                   [Tecoma ricasoliana]
                                     Pyrostegia
                                             Pyrostegia venusta
                                                   [Bignonia tecomiflora]
                                                   [Bignonia venusta]
                                                   [Pyrostegia ignea]
                                     Radermachera
                                             Radermachera coriacea
                                             Radermachera gigantea
                                             Radermachera quadripinnata
                                             Radermachera sinica
                                             Radermachera yunnanensis
                                     Rhigozum
                                             Rhigozum brevispinosum
                                             Rhigozum madagascariense
                                             Rhigozum obovatum
                                     Rhodocolea
                                             Rhodocolea racemosa
                                     Roseodendron
                                             Roseodendron donnell-smithii
                                                   [Cybistax donnell-smithii]
                                                   [Tabebuia donnell-smithii]
                                                   [Tabebuia millsii]
                                     Santisukia
                                             Santisukia pagetii
                                     Saritaea
                                             Saritaea magnifica
                                                   [Arrabidaea magnifica]
                                     Spathodea
                                             Spathodea campanulata
                                                   [Spathodea nilotica]
                                     Stereospermum
                                             Stereospermum nematocarpum
                                             Stereospermum suaveolens
                                                   [Stereospermum colais]
                                             Stereospermum variabile
                                     Stizophyllum
                                             Stizophyllum riparium
                                     Tabebuia
                                             Tabebuia aurea
                                                   [Tabebuia argentea]
                                                   [Tabebuia caraiba]
                                             Tabebuia haemantha
                                             Tabebuia heterophylla
                                                   [Bignonia pallida]
                                                   [Tabebuia heterophylla subsp. pallida]
                                                   [Tabebuia lucida]
                                                   [Tabebuia pallida]
                                                   [Tabebuia pentaphylla]
                                                   [Tabebuia triphylla]
                                             Tabebuia impetiginosa
                                             Tabebuia karsoana
                                             Tabebuia lepidota
                                             Tabebuia obtusifolia
                                             Tabebuia rigida
                                             Tabebuia rosea
                                                   [Tecoma rosea]
                                             Tabebuia rufescens
                                             Tabebuia schumanniana
                                     Tecoma
                                             Tecoma capensis
                                                   [Bignonia capensis]
                                                   [Tecomaria capensis]
                                             Tecoma castanifolia
                                                   [Tecoma gaudichaudii]
                                             Tecoma fulva
                                               Tecoma fulva subsp. arequipensis
                                                     [Tecoma arequipensis]
                                               Tecoma fulva subsp. garrocha
                                                     [Tecoma garrocha]
                                               Tecoma fulva subsp. guarume
                                                     [Stenolobium alatum]
                                                     [Tecoma alata]
                                             Tecoma stans
                                                   [Bignonia stans]
                                                   [Stenolobium stans]
                                                   [Tecoma stans var. angustata]
                                                   [Tecoma stans var. angustatum]
                                               Tecoma stans var. sambucifolia
                                                     [Tecoma sambucifolia]
                                               Tecoma stans var. stans
                                               Tecoma stans var. velutina
                                                     [Tecoma stans f. velutina]
                                     Tecomanthe
                                             Tecomanthe dendrophila
                                     Tecomaria
                                             Tecomaria nyassae
                                                   [Tecomaria shirensis]
                                     Tourrettia
                                             Tourrettia lappacea
                                     Tynanthus
                                           [Tymanthus]
                                             Tynanthus guatemalensis
                                             Tynanthus polyanthus
                                                   [Bignonia caryophyllea]
                                                   [Tymanthus polyanthus]
                                                   [Tynanthus caryophylleus]
                                     X Chitalpa
                                             X Chitalpa tashkentensis