Mission Trails Regional Park Vascular Plant Checklist
Authors: Michael G. Simpson

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Families: 110
Genera: 380
Species: 613
Total Taxa (details): 634

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NATURALIZED (probably native to southern Africa); Jon P. Rebman 11178 [SD]
NATURALIZED (native to southern Africa), Note: Treated as Aizoon pubescens Eckl. & Zeyh. in some references; Dick Schwenkmeyer 342 [UCR], Schwenkmeyer, Dick 342 [SDSU], Dick Schwenkmeyer 342 [SD], Millie Basden-Thomas 92 [SD], more...
Mesembryanthemum nodiflorum L. - Slender-Leaf Iceplant
NATURALIZED (native to southern Africa); Jeannie Gregory 3048 [SD]
Atriplex semibaccata R. Br. - Australian Saltbush
NATURALIZED (native to Australia); Simpson, Michael G. 13VII96E [SDSU]
Atriplex suberecta I. Verd. - Peregrine Saltbush
NATURALIZED (native to Australia); Joe Barth 2049 [UCR], Joe Barth 2049 [SD]
NATURALIZED (native to Europe). Note: A recent name change from Chenopodium murale; see Fuentes-Bazan, et al. 2012.; Joe Barth 1027 [UCR], Simpson, Michael G. 15III98B [SDSU], Joe Barth 1027 [SD]
Salsola australis R. Br. - Australian Tumbleweed
NATURALIZED (possibly native to Australia); Joe Barth 1028 [SD], Joe Barth 1894 [SD]
Schinus molle L. - Peruvian Pepper Tree
NATURALIZED (native to South America); Simpson, Michael G. 3956 [SDSU]
Schinus terebinthifolius Raddi - Brazilian Pepper Tree
NATURALIZED (native to South America); Joe Barth 1025 [SD], Millie Basden-Thomas 104 [SD]
Conium maculatum L. - Common Poison Hemlock
NATURALIZED (native Mexico to South America); Fred Roberts 8056 [SD]
NATIVE Note: A recent name change from Funastrum cynanchoides var. hartwegii; see Fishbein and Gandhi. 2018. Novon 26:165-167; Simpson, Michael G. 3966 [SDSU], Millie Basden-Thomas 111 [SD], Jeannie Gregory 3082A [SD]
NATURALIZED (native to southern Eurasia, northern Africa); Michael G. Simpson 3217 [SD]
NATURALIZED (native to Baja California, Sonora); Simpson, Michael G. 3955 [SDSU]
NATURALIZED (native to southern Africa); Dellavalle, Mary 15III96B [SDSU], Jon P. Rebman 11080 [SD]
Asparagus officinalis L. - Garden Asparagus
NATURALIZED (native to Europe); Frank F. Gander 2573 [SD]
Asphodelus fistulosus L. - Hollow-Stem Asphodel
Anthemis cotula L. - Mayweed, Stinkweed, Dog-Fennel
Bidens pilosa L. - Common Beggar’s Tick, Spanish Needles
NATURALIZED (native to Texas, Mexico, Central America, parts of South America); Frank F. Gander 238-22 [SD]
NATURALIZED (native to western Europe, Mediterranean, southwestern Asia); Simpson, Michael G. 3655 [SDSU], Michael G. Simpson 3655 [SD], Joe Barth 1873 [SD]
Erigeron bonariensis L. - Flax-Leaf Fleabane
NATURALIZED (native to South America); Simpson, Michael G. 18V97F [SDSU]
Erigeron sumatrensis Retz. - Tropical Horseweed, Asthmaweed
NATURALIZED (native to South America); Deborah Small 2 [SD], Jon P. Rebman 11174 [SD]
NATIVE, Note: May be misidentified, as this taxon not purported to be in California (Nesom, Flora of North America); Jon P. Rebman 11124 [SD]
NATURALIZED (native to southern Africa); Simpson, Michael G. 2518 [SDSU], Michael G. Simpson 2518 [SD]
NATURALIZED (native to Mediterranean); Dick Schwenkmeyer 337 [SD], Jon P. Rebman 11135 [SD]
NATURALIZED (native to Europe); Burch, Jeanne 12V96C [SDSU], Joe Barth 1880 [SD]
Pluchea odorata (L.) Cass. - Salt Marsh Fleabane
Senecio vulgaris - Common Groundsel
Sonchus asper (L.) Hill - Prickly Sow-Thistle
Symphyotrichum subulatum (Michx.) G.L. Nesom - Bahaman/Southwestern Annual Saltmarsh Aster
NATURALIZED (native to Europe); Burch, Jeanne 12V96D [SDSU]
Berberis pinnata Lag. - wavyleaf barberry
NATURALIZED (native to South America); Simpson, Michael G. 3953 [SDSU]
Cryptantha clevelandii var. florosa I.M.Johnst. - Large-Flower Cleveland’s Cryptantha
Lepidium lasiocarpum Nutt. - Sand Peppergrass
NATIVE Note: Listed as non-native in the Jepson eFlora, native in USDA Plants and Plants of the World Online.; Mitch Provance 312--08 [UCR], Jeannie Gregory 3049 [SD]
Lepidium virginicum L. - Virginia Peppercress
NATIVE Note: Not recognized in the Jepson eFlora.; Craig Stevenson 38 [SD]
NATURALIZED (native to Eurasia); Edith A. Purer 2643 [SD]
Sisymbrium altissimum L. - Tumble Mustard
NATURALIZED (native to Europe); Simpson, Michael G. 19IV96A [SDSU]
Sisymbrium irio L. - London Rocket Mustard
NATIVE Note: Historical specimen, coordinates may not be accurate.; C. R. Orcutt 1884-05-08 [UCJEPS]
WAIF Note: Perhaps cultivated.; Millie Basden-Thomas 127 [SD]
Herniaria hirsuta L. - hairy rupturewort
NATURALIZED (native to southern Europe, northern Africa, southwestern Asia); Jeannie Gregory 3061 [SD]
NATURALIZED (native to southern Europe); Simpson, Michael G. 8V98B [SDSU]
Silene laciniata Cav. - Southern Pink
Spergula arvensis L. - Stickwort, Starwort
Spergularia bocconi (Scheele) Graebn. - Boccone’s Sand-Spurrey
NATURALIZED (native to southwestern Europe, Mediterranean); Cain, Ian 735 [SDSU], Ian Cain 735 [SD], Andrea Harrison 66 [SD]
NATURALIZED (native to southern South America); Simpson, Michael G. 11IV95B [SDSU], Michael G. Simpson 3236 [SD]
Stellaria media (L.) Vill. - Common Chickweed
NATURALIZED (native to southwestern Europe); Sitko, Shari E. 10III94A [SDSU], Wedberg, H. 813 [SDSU]
Stellaria neglecta Weihe - common chickweed
NATURALIZED (native to Europe); Andrea Harrison 57 [SD]
NATIVE, Note: The subspecies of Calystegia macrostegia are not recognized in a recent thesis, Namoff, S. M. 2017. Hybridization processes, biogeographic patterns and taxonomic rearrangements within Calystegia (Convolvulaceae). PhD. Claremont Graduate University, Claremont, California, USA, which we follow here. iNat Observations; CalFlora Observations; Tuiasosopo, Jayna 2 [SDSU], Cain, Ian 702 [SDSU], Ortiz, Xochiquetzal 6 [SDSU], Nguyen, Jonathan 7 [SDSU], more...
Convolvulus arvensis L. - Field Bindweed
NATURALIZED (native to Europe); Simpson, Michael G. 2165 [SDSU]
Cuscuta californica Hook. & Arn. - California/Chaparral Dodder
NATURALIZED (native to southern Africa); Simpson, Michael G. 3657 [SDSU]
NATIVE, Environmental Listing: 1B.2 G2 S2; Simpson, Michael G. 3180 [SDSU]
Carex triquetra Boott - Triangular-Fruit Sedge
NATURALIZED (native to eastern Africa); Michael G. Simpson 3218 [SD]
NATURALIZED (native to temperate Asia); Simpson, Michael G. 3V89A [SDSU], Michael G. Simpson 3242 [SD]
Equisetum hyemale L. - Western Scouringrush
Arctostaphylos glandulosa Eastw. - Eastwood's manzanita
Vicia villosa Roth - Hairy Vetch, Winter Vetch
Juncus acutus L. - spiny rush
Stachys rigida Nutt. ex Benth. - Rigid Hedge-Nettle
Calochortus weedii Alph.Wood - Weed's Mariposa Lily
Epilobium canum (Greene) P.H. Raven - California Fuchsia, Hummingbird Trumpet
Oenothera elata Kunth - Tall Evening-Primrose
Cordylanthus rigidus (Benth.) Jeps. - Stiffbranch Bird’s Beak
Diplacus brevipes (Benth.) G.L.Nesom - Slope Semiphore, Widethroat Yellow Monkeyflower
Diplacus longiflorus Nutt. - Santa Susana bush monkeyflower
Callitriche heterophylla Pursh - differentleaf waterstarwort
Elymus glaucus Buckley - Blue Wild-Rye
Hordeum murinum L. - Wall Barley