| Scientific Name (Synonyms are indented) |
Common Name |
| Sagina L. |
pearlwort |
| Sagina saginoides (L.) Karst. |
arctic pearlwort |
| Sagina linnaei C. Presl |
|
| Sagina micrantha (Bunge) Fernald |
|
| Sagina saginoides (L.) Karst. var. hesperia Fernald |
|
| Spergella saginoides (L.) Rchb. |
|
| Sagittaria L. |
arrowhead |
| Sagittaria cuneata Sheldon |
arumleaf arrowhead |
| Sagittaria arifolia Nutt. ex J.G. Sm. |
|
| Sairocarpus D.A. Sutton |
snapdragon |
| Sairocarpus kingii (S. Watson) D.A. Sutton |
least snapdragon |
| Antirrhinum kingii S. Watson |
|
| Salazaria Torr. |
bladdersage |
| Salazaria mexicana Torr. |
Mexican bladdersage |
| Salicornia L. |
pickleweed |
| Salicornia rubra A. Nelson |
red swampfire |
| Salicornia europaea L. ssp. rubra (A. Nelson) Breitung |
|
| Salicornia europaea L. var. prona (Lunell) B. Boivin |
|
| Salix L. |
willow |
| Salix alba L. |
white willow |
| Salix alba L. ssp. caerulea (Sm.) Rech. f. |
|
| Salix alba L. ssp. vitellina (L.) Arcang. |
|
| Salix alba L. var. caerulea (Sm.) Sm. |
|
| Salix alba L. var. calva G. Mey. |
|
| Salix alba L. var. vitellina (L.) Stokes |
|
| Salix vitellina L. |
|
| Salix amygdaloides Andersson |
peachleaf willow |
| Salix amygdaloides Andersson var. wrightii (Andersson) C.K. Schneid. |
|
| Salix nigra Marsh. var. amygdaloides (Andersson) Andersson |
|
| Salix nigra Marsh. var. wrightii (Andersson) Andersson |
|
| Salix wrightii Andersson |
|
| Salix bebbiana Sarg. |
Bebb willow |
| Salix bebbiana Sarg. var. capreifolia (Fernald) Fernald |
|
| Salix bebbiana Sarg. var. depilis Raup |
|
| Salix bebbiana Sarg. var. luxurians (Fernald) Fernald |
|
| Salix bebbiana Sarg. var. perrostrata (Rydb.) C.K. Schneid. |
|
| Salix bebbiana Sarg. var. projecta (Fernald) C.K. Schneid. |
|
| Salix depressa L. ssp. rostrata (Richardson) Hiitonen |
|
| Salix livida Wahlenb. var. occidentalis (Andersson) A. Gray |
|
| Salix livida Wahlenb. var. rostrata (Richardson) Dippel |
|
| Salix perrostrata Rydb. |
|
| Salix rostrata Richardson, non Thuill. |
|
| Salix rostrata Richardson var. capreifolia Fernald |
|
| Salix rostrata Richardson var. luxurians Fernald |
|
| Salix rostrata Richardson var. perrostrata (Rydb.) Fernald |
|
| Salix rostrata Richardson var. projecta Fernald |
|
| Salix starkeana Willd. ssp. bebbiana (Sarg.) Youngberg |
|
| Salix vagans Hook. f. ex Andersson var. occidentalis Andersson |
|
| Salix vagans Hook. f. ex Andersson var. rostrata (Richardson) Andersson |
|
| Salix boothii Dorn |
Booth's willow |
| Salix curtiflora auct. non Andersson |
|
| Salix myrtillifolia auct. non Andersson |
|
| Salix myrtillifolia Andersson var. curtiflora auct. non (Andersson) Bebb ex Rose |
|
| Salix novae-angliae auct. non Andersson |
|
| Salix pseudocordata auct. non (Andersson) Rydb. |
|
| Salix pseudocordata (Andersson) Rydb. var. aequalis (Andersson) C.R. Ball ex C.K. Schneid. |
|
| Salix pseudomyrsinites auct. non Andersson |
|
| Salix pseudomyrsinites Andersson var. aequalis (Andersson) Andersson ex C.R. Ball |
|
| Salix drummondiana Barratt ex Hook. |
Drummond's willow |
| Salix bella Piper |
|
| Salix covillei Eastw. |
|
| Salix drummondiana Barratt ex Hook. ssp. subcaerulea (Piper) E. Murray |
|
| Salix drummondiana Barratt ex Hook. var. bella (Piper) C.R. Ball |
|
| Salix drummondiana Barratt ex Hook. var. subcaerulea (Piper) C.R. Ball |
|
| Salix pachnophora Rydb. |
|
| Salix subcaerulea Piper |
|
| Salix eastwoodiae Cockerell ex A. Heller |
mountain willow |
| Salix californica Bebb |
|
| Salix exigua Nutt. |
narrowleaf willow |
| Salix argophylla Nutt. |
|
| Salix exigua Nutt. var. angustissima (Andersson) Reveal & Broome |
|
| Salix exigua Nutt. var. columbiana Dorn |
|
| Salix exigua Nutt. var. hindsiana (Benth.) Dorn |
|
| Salix exigua Nutt. var. luteosericea (Rydb.) C.K. Schneid. |
|
| Salix exigua Nutt. var. nevadensis (S. Watson) C.K. Schneid. |
|
| Salix exigua Nutt. var. parishiana (Rowlee) Jeps. |
|
| Salix exigua Nutt. var. stenophylla (Rydb.) C.K. Schneid. |
|
| Salix exigua Nutt. var. virens Rowlee |
|
| Salix fluviatilis Nutt. var. argophylla (Nutt.) Sarg. |
|
| Salix hindsiana Benth. |
|
| Salix hindsiana Benth. var. leucodendroides (Rowlee) C.R. Ball |
|
| Salix hindsiana Benth. var. parishiana (Rowlee) C.R. Ball |
|
| Salix hindsiana Benth. var. tenuifolia (Andersson) Andersson |
|
| Salix interior Rowlee var. angustissima (Andersson) Dayton |
|
| Salix interior Rowlee var. luteosericea (Rydb.) C.K. Schneid. |
|
| Salix linearifolia Rydb. |
|
| Salix longifolia Muhl. var. argophylla (Nutt.) Andersson |
|
| Salix longifolia Muhl. var. exigua (Nutt.) Bebb |
|
| Salix longifolia Muhl. var. opaca Andersson |
|
| Salix luteosericea Rydb. |
|
| Salix macrostachya Nutt. var. leucodendroides Rowlee |
|
| Salix malacophylla Nutt. ex C.R. Ball |
|
| Salix nevadensis S. Watson |
|
| Salix parishiana Rowlee |
|
| Salix sessilifolia Nutt. ssp. hindsiana (Benth.) Andersson |
|
| Salix sessilifolia Nutt. var. hindsiana (Benth.) Andersson |
|
| Salix sessilifolia Nutt. var. leucodendroides (Rowlee) C.K. Schneid. |
|
| Salix stenophylla Rydb. |
|
| Salix thurberi Rowlee |
|
| Salix geyeriana Andersson |
Geyer willow |
| Salix geyeriana Andersson ssp. argentea (Bebb) E. Murray |
|
| Salix geyeriana Andersson var. argentea (Bebb) C.K. Schneid. |
|
| Salix geyeriana Andersson var. meleina J.K. Henry |
|
| Salix macrocarpa Nutt. |
|
| Salix macrocarpa Nutt. var. argentea Bebb |
|
| Salix meleina (J.K. Henry) G.N. Jones |
|
| Salix gooddingii C.R. Ball |
Goodding's willow |
| Salix gooddingii C.R. Ball var. vallicola (Dudley) C.R. Ball |
|
| Salix gooddingii C.R. Ball var. variabilis C.R. Ball |
|
| Salix nigra Marsh. var. vallicola Dudley |
|
| Salix vallicola (Dudley) Britton & Shafer |
|
| Salix jepsonii C.K. Schneid. |
Jepson's willow |
| Salix pellita Andersson var. angustifolia (Bebb) B. Boivin |
|
| Salix sitchensis Sanson ex Bong. var. angustifolia Bebb |
|
| Salix laevigata Bebb |
red willow |
| Salix bonplandiana Kunth var. laevigata (Bebb) Dorn |
|
| Salix congesta (Bebb ex Rothr.) J.T. Howell |
|
| Salix laevigata Bebb var. angustifolia Bebb ex Rothr. |
|
| Salix laevigata Bebb var. araquipa (Jeps.) C.R. Ball |
|
| Salix laevigata Bebb var. congesta Bebb ex Rothr. |
|
| Salix lasiolepis Benth. |
arroyo willow |
| Salix lasiolepis Benth. var. lasiolepis |
arroyo willow |
| Salix bakeri Seemen |
|
| Salix boiseana A. Nelson |
|
| Salix lasiolepis Benth. var. bakeri (Seemen) C.R. Ball |
|
| Salix lasiolepis Benth. var. bracelinae C.R. Ball |
|
| Salix lasiolepis Benth. var. fallax Bebb |
|
| Salix lasiolepis Benth. var. nivaria Jeps. |
|
| Salix lasiolepis Benth. var. sandbergii (Rydb.) C.R. Ball |
|
| Salix lutea Nutt. var. nivaria Jeps. |
|
| Salix sandbergii Rydb. |
|
| Salix suksdorfii Gandog. |
|
| Salix lemmonii Bebb |
Lemmon's willow |
| Salix austinae Bebb |
|
| Salix lemmonii Bebb var. austinae (Bebb) C.K. Schneid. |
|
| Salix lemmonii Bebb var. macrostachya Bebb |
|
| Salix lemmonii Bebb var. melanopsis Bebb |
|
| Salix lemmonii Bebb var. sphaerostachya Bebb |
|
| Salix ligulifolia (C.R. Ball) C.R. Ball ex C.K. Schneid. |
strapleaf willow |
| Salix cordata Michx. var. ligulifolia (C.R. Ball) L. Kelso |
|
| Salix eriocephala Michx. var. ligulifolia (C.R. Ball) Dorn |
|
| Salix lutea Nutt. var. ligulifolia C.R. Ball |
|
| Salix rigida Muhl. ssp. ligulifolia (C.R. Ball) E. Murray |
|
| Salix lucida Muhl. |
shining willow |
| Salix lucida Muhl. ssp. caudata (Nutt.) E. Murray |
greenleaf willow |
| Salix caudata (Nutt.) A. Heller |
|
| Salix caudata (Nutt.) A. Heller var. bryantiana C.R. Ball & Braceline |
|
| Salix caudata (Nutt.) A. Heller var. parvifolia C.R. Ball |
|
| Salix fendleriana Andersson |
|
| Salix lasiandra Benth. ssp. caudata (Nutt.) E. Murray |
|
| Salix lasiandra Benth. var. caudata (Nutt.) Sudw. |
|
| Salix lasiandra Benth. var. fendleriana (Andersson) Bebb |
|
| Salix pentandra L. var. caudata Nutt. |
|
| Salix lucida Muhl. ssp. lasiandra (Benth.) E. Murray |
Pacific willow |
| Salix arguta Andersson |
|
| Salix arguta Andersson var. erythrocoma (Andersson) Andersson |
|
| Salix arguta Andersson var. lasiandra (Benth.) Andersson |
|
| Salix lancifolia Andersson |
|
| Salix lasiandra Benth. |
|
| Salix lasiandra Benth. var. abramsii C.R. Ball |
|
| Salix lasiandra Benth. var. lancifolia (Andersson) Bebb |
|
| Salix lasiandra Benth. var. lyallii Sarg. |
|
| Salix lasiandra Benth. var. macrophylla (Andersson) Little |
|
| Salix lasiandra Benth. var. recomponens Raup |
|
| Salix lucida Muhl. var. macrophylla Andersson |
|
| Salix lyallii (Sarg.) A. Heller |
|
| Salix speciosa Nutt., non Host nec Hook. & Arn. |
|
| Salix lutea Nutt. |
yellow willow |
| Salix cordata Michx. var. denveriana L. Kelso |
|
| Salix cordata Michx. var. desolata (E.H. Kelso) L. Kelso |
|
| Salix cordata Muhl. var. lutea (Nutt.) Bebb |
|
| Salix cordata Michx. var. platyphylla (C.R. Ball) L. Kelso |
|
| Salix cordata Muhl. var. watsonii Bebb |
|
| Salix eriocephala Michx. var. famelica (C.R. Ball) Dorn |
|
| Salix eriocephala Michx. var. watsonii (Bebb) Dorn |
|
| Salix flava Rydb., non Schoepf |
|
| Salix lutea Nutt. var. desolata E.H. Kelso |
|
| Salix lutea Nutt. var. famelica C.R. Ball |
|
| Salix lutea Nutt. var. platyphylla C.R. Ball |
|
| Salix lutea Nutt. var. watsonii (Bebb) Jeps. |
|
| Salix ormsbyensis Seemen |
|
| Salix rigida Muhl. var. watsonii (Bebb) Cronquist |
|
| Salix watsonii (Bebb) Rydb. |
|
| Salix nivalis Hook. |
snow willow |
| Salix nivalis Hook. var. saximontana (Rydb.) C.K. Schneid. |
|
| Salix reticulata L. ssp. nivalis (Hook.) A. Löve & D. Löve & Kapoor |
|
| Salix reticulata L. var. nana (Hook.) Andersson |
|
| Salix reticulata L. var. nivalis (Hook.) Andersson |
|
| Salix reticulata L. var. saximontana (Rydb.) L. Kelso |
|
| Salix saximontana Rydb. |
|
| Salix venusta Andersson |
|
| Salix vestita Pursh var. nana Hook. |
|
| Salix orestera C.K. Schneid. |
Sierra willow |
| Salix commutata Bebb var. rubicunda Jeps. |
|
| Salix glauca L. ssp. orestera (C.K. Schneid.) Youngberg |
|
| Salix glauca L. var. orestera (C.K. Schneid.) Jeps. |
|
| Salix petrophila Rydb. |
alpine willow |
| Salix arctica Pall. ssp. petraea (Andersson) A. Löve & D. Löve & Kapoor |
|
| Salix arctica Pall. var. caespitosa (Kennedy) L. Kelso |
|
| Salix arctica Pall. var. graminifolia (E.H. Kelso) L. Kelso |
|
| Salix arctica Pall. var. petraea (Andersson) Bebb |
|
| Salix arctica Pall. var. petrophila (Rydb.) L. Kelso |
|
| Salix brownei (Andersson) Bebb var. petraea (Andersson) Bebb |
|
| Salix caespitosa Kennedy |
|
| Salix petrophila Rydb. var. caespitosa (Kennedy) C.K. Schneid. |
|
| Salix planifolia Pursh |
diamondleaf willow |
| Salix planifolia Pursh ssp. planifolia |
diamondleaf willow |
| Salix chlorophylla Andersson |
|
| Salix chlorophylla Andersson var. monica (Bebb) Flod. |
|
| Salix chlorophylla Andersson var. nelsonii (C.R. Ball) Flod. |
|
| Salix chlorophylla Andersson var. pychnocarpa (Andersson) Andersson |
|
| Salix monica Bebb |
|
| Salix nelsonii C.R. Ball |
|
| Salix pennata C.R. Ball |
|
| Salix phylicifolia L. ssp. planifolia (Pursh) Hiitonen |
|
| Salix phylicifolia L. var. monica (Bebb) Jeps. |
|
| Salix phylicifolia L. var. pennata (C.R. Ball) Cronquist |
|
| Salix planifolia Pursh var. monica (Bebb) C.K. Schneid. |
|
| Salix planifolia Pursh var. nelsonii (C.R. Ball) C.R. Ball ex E.C. Sm. |
|
| Salix planifolia Pursh var. pennata (C.R. Ball) C.R. Ball ex Dutilly, Lepage & Daman |
|
| Salix pychnocarpa Andersson |
|
| Salix prolixa Andersson |
MacKenzie's willow |
| Salix cordata Muhl. var. mackenzieana Hook. |
|
| Salix eriocephala Michx. ssp. mackenzieana (Hook.) Dorn |
|
| Salix eriocephala Michx. var. mackenzieana (Hook.) Dorn |
|
| Salix mackenzieana (Hook.) Barratt ex Andersson |
|
| Salix mackenzieana (Hook.) Barratt ex Andersson var. macrogemma C.R. Ball |
|
| Salix rigida Muhl. ssp. mackenzieana (Hook.) E. Murray |
|
| Salix rigida Muhl. var. mackenzieana (Hook.) Cronquist |
|
| Salix rigida Muhl. var. macrogemma (C.R. Ball) Cronquist |
|
| Salix scouleriana Barratt ex Hook. |
Scouler's willow |
| Salix brachystachys Benth. |
|
| Salix brachystachys Benth. var. scouleriana (Barratt ex Hook.) Andersson |
|
| Salix capreoides Andersson |
|
| Salix flavescens Nutt. |
|
| Salix flavescens Nutt. var. capreoides (Andersson) Bebb |
|
| Salix flavescens Nutt. var. scouleriana (Barratt ex Hook.) Bebb |
|
| Salix nuttallii Sarg. |
|
| Salix nuttallii Sarg. var. capreoides (Andersson) Sarg. |
|
| Salix scouleriana Barratt ex Hook. var. brachystachys (Benth.) M.E. Jones |
|
| Salix scouleriana Barratt ex Hook. var. coetanea C.R. Ball |
|
| Salix scouleriana Barratt ex Hook. var. crassijulis (Andersson) C.K. Schneid. |
|
| Salix scouleriana Barratt ex Hook. var. flavescens (Nutt.) J.K. Henry |
|
| Salix scouleriana Barratt ex Hook. var. poikila C.K. Schneid. |
|
| Salix scouleriana Barratt ex Hook. var. thompsonii C.R. Ball |
|
| Salix stagnalis Nutt. |
|
| Salix ×sepulcralis Simonkai [alba × ?pendulina] |
weeping willow |
| Salix babylonica auct. non L. p.p. |
|
| Salix ×chrysocoma Dode |
|
| Salix salomonii hort. |
|
| Salix ×sepulcralis Simonkai var. chrysocoma (Dode) Meikle |
|
| Salix wolfii Bebb |
Wolf's willow |
| Salix idahoensis (C.R. Ball) Rydb. |
|
| Salix wolfii Bebb ssp. idahoensis (C.R. Ball) E. Murray |
|
| Salix wolfii Bebb var. idahoensis C.R. Ball |
|
| Salsola L. |
Russian thistle |
| Salsola paulsenii Litv. |
barbwire Russian thistle |
| Salsola tragus L. |
prickly Russian thistle |
| Salsola australis R. Br. |
|
| Salsola iberica (Sennen & Pau) Botsch. ex Czerep. |
|
| Salsola kali L. ssp. ruthenica (Iljin) Soó |
|
| Salsola kali L. ssp. tenuifolia Moq. |
|
| Salsola kali L. ssp. tragus (L.) Celak. |
|
| Salsola pestifer A. Nelson |
|
| Salsola ruthenica Iljin |
|
| Salvia L. |
sage |
| Salvia columbariae Benth. |
chia |
| Salvia columbariae Benth. var. columbariae |
chia |
| Salvia dorrii (Kellogg) Abrams |
purple sage |
| Salvia dorrii (Kellogg) Abrams ssp. dorrii |
purple sage |
| Salvia dorrii (Kellogg) Abrams ssp. dorrii var. clokeyi Strachan |
purple sage |
| Salvia dorrii (Kellogg) Abrams ssp. dorrii var. dorrii |
purple sage |
| Salvia carnosa Douglas ex Greene ssp. argentea (Rydb.) Epling |
|
| Salvia carnosa Douglas ex Greene ssp. gilmanii Epling |
|
| Salvia carnosa Douglas ex Greene var. argentea (Rydb.) McMinn |
|
| Salvia carnosa Douglas ex Greene var. gilmanii (Epling) L.D. Benson |
|
| Salvia carnosa Douglas ex Greene var. gracilior M. Peck |
|
| Salvia dorrii (Kellogg) Abrams ssp. argentea (Rydb.) Munz |
|
| Salvia dorrii (Kellogg) Abrams ssp. gilmanii (Epling) Abrams |
|
| Salvia dorrii (Kellogg) Abrams ssp. dorrii var. pilosa (A. Gray) Strachan & Reveal |
purple sage |
| Salvia carnosa Douglas ex Greene ssp. pilosa (A. Gray) Epling |
|
| Salvia funerea M.E. Jones |
woolly sage |
| Salvia mohavensis Greene |
Mojave sage |
| Salvia pachyphylla Epling ex Munz |
blue sage |
| Salvia reflexa Hornem. |
lanceleaf sage |
| Salvia lancifolia Poir. |
|
| Sambucus L. |
elderberry |
| Sambucus nigra L. |
black elderberry |
| Sambucus nigra L. ssp. cerulea (Raf.) R. Bolli |
blue elderberry |
| Sambucus caerulea Raf., orth. var. |
|
| Sambucus caerulea Raf. var. neomexicana (Woot.) Rehder, orth. var. |
|
| Sambucus caerulea Raf. var. velutina (Durand & Hilg.) Schwerin, orth. var. |
|
| Sambucus cerulea Raf. |
|
| Sambucus cerulea Raf. var. neomexicana (Woot.) Rehder |
|
| Sambucus cerulea Raf. var. velutina (Durand & Hilg.) Schwerin |
|
| Sambucus glauca Nutt. |
|
| Sambucus mexicana C. Presl ex DC. ssp. caerulea (Raf.) E. Murray, orth. var. |
|
| Sambucus mexicana C. Presl ex DC. ssp. cerulea (Raf.) E. Murray |
|
| Sambucus mexicana C. Presl ex DC. var. caerulea (Raf.) E. Murray, orth. var. |
|
| Sambucus mexicana C. Presl ex DC. var. cerulea (Raf.) E. Murray |
|
| Sambucus neomexicana Woot. |
|
| Sambucus neomexicana Woot. var. vestita (Woot. & Standl.) Kearney & Peebles |
|
| Sambucus nigra L. ssp. caerulea (Raf.) R. Bolli, orth. var. |
|
| Sambucus velutina Durand & Hilg. |
|
| Sambucus racemosa L. |
red elderberry |
| Sambucus racemosa L. var. melanocarpa (A. Gray) McMinn |
Rocky Mountain elder |
| Sambucus melanocarpa A. Gray |
|
| Sambucus racemosa L. var. racemosa |
red elderberry |
| Sambucus callicarpa Greene |
|
| Sambucus microbotrys Rydb. |
|
| Sambucus pubens Michx. |
|
| Sambucus pubens Michx. var. arborescens Torr. & A. Gray |
|
| Sambucus racemosa L. ssp. pubens (Michx.) House |
|
| Sambucus racemosa L. var. arborescens (Torr. & A. Gray) A. Gray |
|
| Sambucus racemosa L. var. laciniata W.D.J. Koch ex DC. |
|
| Sambucus racemosa L. var. leucocarpa (Torr. & A. Gray) Cronquist |
|
| Sambucus racemosa L. var. microbotrys (Rydb.) Kearney & Peebles |
|
| Sambucus racemosa L. var. pubens (Michx.) Koehne |
|
| Samolus L. |
brookweed |
| Samolus ebracteatus Kunth |
limewater brookweed |
| Samolus ebracteatus Kunth ssp. cuneatus (Small) R. Knuth |
limewater brookweed |
| Samolus cuneatus Small |
|
| Samolus ebracteatus Kunth var. cuneatus (Small) Henrickson |
|
| Samolus valerandi L. |
seaside brookweed |
| Samolus valerandi L. ssp. parviflorus (Raf.) Hultén |
seaside brookweed |
| Samolus floribundus Kunth |
|
| Samolus parviflorus Raf. |
|
| Sanguisorba L. |
burnet |
| Sanguisorba annua (Nutt. ex Hook.) Nutt. ex Torr. & A. Gray |
prairie burnet |
| Poteridium annuum (Nutt. ex Hook.) Spach |
|
| Sanguisorba occidentalis Nutt. |
|
| Sanguisorba minor Scop. |
small burnet |
| Sanguisorba minor Scop. ssp. balearica (Bourg. ex Nyman) M. Garm. & C. Navarro |
small burnet |
| Poterium polygamum Waldst. & Kit. |
|
| Poterium sanguisorba auct. non L. |
|
| Sanguisorba minor Scop. ssp. muricata (Spach ex Bonnier & Layens) Nordborg |
|
| Sanicula L. |
sanicle |
| Sanicula graveolens Poepp. ex DC. |
northern sanicle |
| Sanicula graveolens Poepp. ex DC. var. septentrionalis (Greene) H. St. John |
|
| Sanicula nevadensis S. Watson |
|
| Sanicula nevadensis S. Watson var. septentrionalis (Greene) Mathias |
|
| Sanicula septentrionalis Greene |
|
| Saponaria L. |
soapwort |
| Saponaria officinalis L. |
bouncingbet |
| Lychnis saponaria Jessen |
|
| Saponaria officinalis L. var. glaberrima Ser. |
|
| Sarcobatus Nees |
greasewood |
| Sarcobatus baileyi Coville |
Bailey's greasewood |
| Sarcobatus vermiculatus (Hook.) Torr. |
greasewood |
| Sarcobatus vermiculatus (Hook.) Torr. var. baileyi (Coville) Jeps. |
|
| Sarcodes Torr. |
snowplant |
| Sarcodes sanguinea Torr. |
snowplant |
| Saxifraga L. |
saxifrage |
| Saxifraga adscendens L. |
wedgeleaf saxifrage |
| Saxifraga adscendens L. ssp. oregonensis (Raf.) Bacig. |
small saxifrage |
| Muscaria adscendens (L.) Small p.p. |
|
| Saxifraga adscendens L. var. oregonensis (Raf.) Breitung |
|
| Saxifraga aprica Greene |
Sierra saxifrage |
| Saxifraga laevicaulis A.M. Johnson |
|
| Saxifraga umbellulata sensu Greene, non Hook. f. & Thomson |
|
| Saxifraga caespitosa L. |
tufted alpine saxifrage |
| Saxifraga cespitosa L., orth. var. |
|
| Saxifraga caespitosa L. ssp. caespitosa |
tufted alpine saxifrage |
| Muscaria caespitosa (L.) Haw. |
|
| Muscaria cespitosa (L.) Haw., orth. var. |
|
| Saxifraga caespitosa L. ssp. eucaespitosa Engl. & Irmsch. |
|
| Saxifraga caespitosa L. var. emarginata (Small) Rosend. |
|
| Saxifraga caespitosa L. var. lemmonii Engl. & Irmsch. |
|
| Saxifraga cespitosa L. ssp. cespitosa L., orth. var. |
|
| Saxifraga cespitosa L. ssp. eucaespitosa Engl. & Irmsch., orth. var. |
|
| Saxifraga cespitosa L. var. lemmonii Engl. & Irmsch., orth. var. |
|
| Saxifraga caespitosa L. ssp. monticola (Small) A.E. Porsild |
tufted alpine saxifrage |
| Muscaria micropetala Small |
|
| Muscaria monticola Small |
|
| Saxifraga caespitosa L. var. minima Blank. |
|
| Saxifraga cespitosa L. ssp. monticola (Small) A.E. Porsild, orth. var. |
|
| Saxifraga cespitosa L. var. minima Blank., orth. var. |
|
| Saxifraga micropetala (Small) Fedde |
|
| Saxifraga monticola (Small) A. Löve & D. Löve |
|
| Saxifraga cernua L. |
nodding saxifrage |
| Saxifraga cernua L. var. exilioides Polunin |
|
| Saxifraga nidifica Greene |
peak saxifrage |
| Saxifraga nidifica Greene var. nidifica |
peak saxifrage |
| Micranthes montana Small |
|
| Saxifraga bracteosa Suksd. var. micropetala Suksd. |
|
| Saxifraga columbiana Piper |
|
| Saxifraga crenatifolia (Small) Fedde |
|
| Saxifraga integrifolia Hook. var. columbiana (Piper) C.L. Hitchc. |
|
| Saxifraga integrifolia Hook. var. leptopetala (Suksd.) Engl. & Irmsch. |
|
| Saxifraga integrifolia Hook. var. micropetala (Suksd.) Engl. & Irmsch. |
|
| Saxifraga montana (Small) Fedde |
|
| Saxifraga plantaginea Small |
|
| Saxifraga occidentalis S. Watson |
Alberta saxifrage |
| Micranthes lata Small |
|
| Micranthes occidentalis (S. Watson) Small |
|
| Micranthes saximontana (E.E. Nelson) Small |
|
| Saxifraga occidentalis S. Watson var. allenii (Small) C.L. Hitchc. |
|
| Saxifraga occidentalis S. Watson var. wallowensis M. Peck |
|
| Saxifraga reflexa Hook. ssp. occidentalis (S. Watson) Hultén |
|
| Saxifraga odontoloma Piper |
brook saxifrage |
| Micranthes odontoloma (Piper) W.A. Weber |
|
| Saxifraga aestivalis auct. non Fisch. & C.A. Mey. p.p. |
|
| Saxifraga arguta auct. non D. Don |
|
| Saxifraga punctata L. ssp. arguta auct. non (D. Don) Hultén |
|
| Saxifraga punctata L. var. arguta sensu Engl. & Irmsch. |
|
| Saxifraga oregana Howell |
Oregon saxifrage |
| Micranthes arnoglossa Small |
|
| Micranthes brachypus Small |
|
| Micranthes oregana (Howell) Small |
|
| Saxifraga montanensis Small |
|
| Saxifraga oregana Howell var. montanensis (Small) C.L. Hitchc. |
|
| Saxifraga oregana Howell var. sierrae Coville |
|
| Saxifraga rhomboidea Greene |
diamondleaf saxifrage |
| Micranthes franciscana Small |
|
| Micranthes rhomboidea (Greene) Small |
|
| Saxifraga austrina (A. Nelson) A. Nelson |
|
| Saxifraga greenei Blank. |
|
| Saxifraga integrifolia Hook. var. rhomboidea (Greene) M.E. Jones |
|
| Saxifraga rhomboidea Greene var. austrina A. Nelson |
|
| Saxifraga rhomboidea Greene var. franciscana (Small) Kearney & Peebles |
|
| Saxifraga rivularis L. |
weak saxifrage |
| Saxifraga debilis Engelm. ex A. Gray |
|
| Saxifraga hyperborea R. Br. ssp. debilis (Engelm. ex A. Gray) A. Löve & D. Löve & Kapoor |
|
| Saxifraga rivularis L. ssp. flexuosa (Sternb.) Gjaerev. |
|
| Saxifraga rivularis L. var. debilis (Engelm. ex A. Gray) Dorn |
|
| Saxifraga rivularis L. var. flexuosa (Sternb.) Engl. & Irmsch. |
|
| Saxifraga tolmiei Torr. & A. Gray |
Tolmie's saxifrage |
| Saxifraga tolmiei Torr. & A. Gray var. ledifolia (Greene) Engl. & Irmsch. |
|
| Schedonorus P. Beauv. |
|
| Schedonorus phoenix (Scop.) Holub |
tall fescue |
| Festuca arundinacea Schreb. |
|
| Festuca elatior L. ssp. arundinacea (Schreb.) Hack. |
|
| Festuca elatior L. var. arundinacea (Schreb.) Wimm. |
|
| Festuca fenas Lag. |
|
| Festuca uechtritziana Wiesb. |
|
| Lolium arundinaceum (Schreb.) S.J. Darbyshire |
|
| Schedonorus arundinaceus (Schreb.) Dumort., nom. illeg. |
|
| Schedonorus pratensis (Huds.) P. Beauv. |
meadow fescue |
| Festuca elatior L. p.p. |
|
| Festuca pratensis Huds. |
|
| Lolium pratense (Huds.) S.J. Darbyshire |
|
| Schismus P. Beauv. |
Mediterranean grass |
| Schismus arabicus Nees |
Arabian schismus |
| Schismus barbatus (Loefl. ex L.) Thell. |
common Mediterranean grass |
| Festuca barbata Loefl. ex L. |
|
| Schismus calycinus (Loefl.) K. Koch |
|
| Schoenocrambe Greene |
plainsmustard |
| Schoenocrambe linifolia (Nutt.) Greene |
flaxleaf plainsmustard |
| Sisymbrium linifolium (Nutt.) Nutt. ex Torr. & A. Gray |
|
| Schoenoplectus (Rchb.) Palla |
bulrush |
| Schoenoplectus acutus (Muhl. ex Bigelow) A. Löve & D. Löve |
hardstem bulrush |
| Schoenoplectus acutus (Muhl. ex Bigelow) A. Löve & D. Löve var. occidentalis (S. Watson) S.G. Sm. |
tule |
| Schoenoplectus rubiginosus (Beetle) Soják p.p. |
|
| Scirpus acutus Muhl. ex Bigelow var. occidentalis (S. Watson) Beetle |
|
| Scirpus occidentalis (S. Watson) Chase |
|
| Scirpus rubiginosus Beetle p.p. |
|
| Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller |
chairmaker's bulrush |
| Scirpus americanus Pers. |
|
| Scirpus chilensis Nees & Meyen ex Kunth |
|
| Scirpus conglomeratus Kunth |
|
| Scirpus olneyi A. Gray |
|
| Scirpus pungens Vahl var. longisetus Benth. & F. Muell. |
|
| Schoenoplectus maritimus (L.) Lye |
cosmopolitan bulrush |
| Bolboschoenus maritimus (L.) Palla |
|
| Bolboschoenus maritimus (L.) Palla ssp. paludosus (A. Nelson) A. Löve & D. Löve |
|
| Bolboschoenus maritimus (L.) Palla var. paludosus (A. Nelson) Dorn |
|
| Bolboschoenus paludosus (A. Nelson) Soó |
|
| Scirpus fernaldii E.P. Bicknell |
|
| Scirpus maritimus L. |
|
| Scirpus maritimus L. var. fernaldii (E.P. Bicknell) Beetle |
|
| Scirpus maritimus L. var. paludosus (A. Nelson) Kük. |
|
| Scirpus pacificus Britton |
|
| Scirpus paludosus A. Nelson |
|
| Scirpus paludosus A. Nelson var. atlanticus Fernald |
|
| Schoenoplectus pungens (Vahl) Palla |
common threesquare |
| Schoenoplectus pungens (Vahl) Palla var. longispicatus (Britton) S.G. Sm. |
common threesquare |
| Scirpus americanus Pers. var. longispicatus Britton |
|
| Scirpus pungens Vahl var. longispicatus (Britton) Roy L. Taylor & MacBryde |
|
| Schoenoplectus tabernaemontani (C.C. Gmel.) Palla |
softstem bulrush |
| Schoenoplectus lacustris (L.) Palla ssp. creber (Fernald) A. Löve & D. Löve |
|
| Schoenoplectus lacustris (L.) Palla ssp. tabernaemontani (C.C. Gmel.) A. Löve & D. Löve |
|
| Schoenoplectus lacustris (L.) Palla ssp. validus (Vahl) T. Koyama |
|
| Schoenoplectus validus (Vahl) A. Löve & D. Löve |
|
| Schoenoplectus validus (Vahl) A. Löve & D. Löve ssp. creber (Fernald) A. Löve & D. Löve |
|
| Schoenoplectus validus (Vahl) A. Löve & D. Löve ssp. luxurians (Miq.) Soják |
|
| Scirpus lacustris L. ssp. creber (Fernald) T. Koyama |
|
| Scirpus lacustris L. ssp. glaucus (Rchb.) Hartm. |
|
| Scirpus lacustris L. ssp. tabernaemontani (C.C. Gmel.) Syme |
|
| Scirpus lacustris L. ssp. validus (Vahl) T. Koyama |
|
| Scirpus tabernaemontani C.C. Gmel. |
|
| Scirpus validus Vahl |
|
| Scirpus validus Vahl var. creber Fernald |
|
| Schoenus L. |
bogrush |
| Schoenus nigricans L. |
black bogrush |
| Scirpus L. |
bulrush |
| Scirpus congdonii Britton |
Congdon's bulrush |
| Scirpus microcarpus J. Presl & C. Presl |
panicled bulrush |
| Scirpus microcarpus J. Presl & C. Presl var. longispicatus M. Peck |
|
| Scirpus microcarpus J. Presl & C. Presl var. rubrotinctus (Fernald) M.E. Jones |
|
| Scirpus rubrotinctus Fernald |
|
| Scirpus nevadensis S. Watson |
Nevada bulrush |
| Amphiscirpus nevadensis (S. Watson) Oteng Yeboah |
|
| Sclerocactus Britton & Rose |
fishhook cactus |
| Sclerocactus nyensis F. Hochstätter |
Nye County fishhook cactus |
| Sclerocactus polyancistrus (Engelm. & Bigelow) Britton & Rose |
redspined fishhook cactus |
| Echinocactus polyancistrus Engelm. & Bigelow |
|
| Sclerocactus pubispinus (Engelm.) L.D. Benson |
Great Basin fishhook cactus |
| Sclerocactus sileri (L.D. Benson) K.D. Heil & J.M. Porter |
Siler's pincushion cactus |
| Pediocactus sileri (Engelm. ex J.M. Coult.) L.D. Benson |
|
| Sclerocactus pubispinus (Engelm.) L.D. Benson var. sileri L.D. Benson |
|
| Sclerocactus spinosior (Engelm.) Woodruff & L.D. Benson |
desert valley fishhook cactus |
| Sclerocactus spinosior (Engelm.) Woodruff & L.D. Benson ssp. blainei (S.L. Welsh & Thorne) F. Hochstätter |
Blaine fishhook cactus |
| Sclerocactus blainei S.L. Welsh & Thorne |
|
| Sclerocactus schlesseri K.D. Heil & S.L. Welsh |
|
| Scleropogon Phil. |
burrograss |
| Scleropogon brevifolius Phil. |
burrograss |
| Scleropogon longisetus Beetle |
|
| Scopulophila M.E. Jones |
rockwort |
| Scopulophila rixfordii (Brandegee) Munz & I.M. Johnst. |
Rixford's rockwort |
| Scrophularia L. |
figwort |
| Scrophularia desertorum (Munz) R.J. Shaw |
desert figwort |
| Scrophularia californica Cham. & Schltdl. var. desertorum Munz |
|
| Scrophularia lanceolata Pursh |
lanceleaf figwort |
| Scrophularia leporella E.P. Bicknell |
|
| Scrophularia occidentalis (Rydb.) E.P. Bicknell |
|
| Scrophularia pectinata Raf. |
|
| Scutellaria L. |
skullcap |
| Scutellaria angustifolia Pursh |
narrowleaf skullcap |
| Scutellaria angustifolia Pursh ssp. micrantha Olmstead |
narrowleaf skullcap |
| Scutellaria galericulata L. |
marsh skullcap |
| Scutellaria epilobiifolia A. Ham. |
|
| Scutellaria galericulata L. ssp. pubescens (Benth.) A. Löve & D. Löve |
|
| Scutellaria galericulata L. var. epilobiifolia (A. Ham.) Jordal |
|
| Scutellaria galericulata L. var. pubescens Benth. |
|
| Scutellaria nana A. Gray |
dwarf skullcap |
| Scutellaria holmgreniorum Cronquist |
|
| Scutellaria sapphirina (Barneby) Olmstead |
White Pine skullcap |
| Scutellaria nana A. Gray var. sapphirina Barneby |
|
| Secale L. |
rye |
| Secale cereale L. |
cereal rye |
| Secale montanum Guss., nom. inq. |
|
| Secale strictum (C. Presl) C. Presl |
|
| Triticum cereale (L.) Salisb. |
|
| Securigera DC. |
|
| Securigera varia (L.) Lassen |
crownvetch |
| Coronilla varia L. |
|
| Sedum L. |
stonecrop |
| Sedum debile S. Watson |
orpine stonecrop |
| Amerosedum debile (S. Watson) A. Löve & D. Löve |
|
| Gormania debilis (S. Watson) Britton |
|
| Sedum lanceolatum Torr. |
spearleaf stonecrop |
| Sedum lanceolatum Torr. ssp. lanceolatum |
spearleaf stonecrop |
| Amerosedum lanceolatum (Torr.) A. Löve & D. Löve |
|
| Sedum obtusatum A. Gray |
Sierra stonecrop |
| Sedum obtusatum A. Gray ssp. obtusatum |
Sierra stonecrop |
| Gormania obtusata (A. Gray) Britton |
|
| Selaginella P. Beauv. |
spikemoss |
| Selaginella densa Rydb. |
lesser spikemoss |
| Selaginella densa Rydb. var. scopulorum (Maxon) R. Tryon |
Rocky Mountain spikemoss |
| Selaginella engelmannii Hieron. var. scopulorum (Maxon) C.F. Reed |
|
| Selaginella scopulorum Maxon |
|
| Selaginella leucobryoides Maxon |
Mojave spikemoss |
| Selaginella selaginoides (L.) P. Beauv. ex Mart. & Schrank |
club spikemoss |
| Selaginella utahensis Flowers |
Utah spikemoss |
| Selaginella watsonii Underw. |
Watson's spikemoss |
| Selinocarpus A. Gray |
moonpod |
| Selinocarpus nevadensis (Standl.) Fowler & Turner |
desert moonpod |
| Selinocarpus diffusus A. Gray ssp. nevadensis Standl. |
|
| Senecio L. |
ragwort |
| Senecio amplectens A. Gray |
showy alpine ragwort |
| Senecio amplectens A. Gray var. holmii (Greene) Harrington |
Holm's ragwort |
| Ligularia amplectens (A. Gray) W.A. Weber var. holmii (Greene) Dorn |
|
| Ligularia holmii (Greene) W.A. Weber |
|
| Senecio holmii Greene |
|
| Senecio crassulus A. Gray |
thickleaf ragwort |
| Senecio crassulus A. Gray var. cusickii (Piper) Greenm. |
|
| Senecio flaccidus Less. |
threadleaf ragwort |
| Senecio flaccidus Less. var. monoensis (Greene) B.L. Turner & T.M. Barkley |
smooth threadleaf ragwort |
| Senecio douglasii DC. var. monoensis (Greene) Jeps. |
|
| Senecio monoensis Greene |
|
| Senecio fremontii Torr. & A. Gray |
dwarf mountain ragwort |
| Senecio fremontii Torr. & A. Gray var. occidentalis A. Gray |
dwarf mountain ragwort |
| Senecio fremontii Torr. & A. Gray ssp. occidentalis (A. Gray) G.W. Douglas & G. Ruyle-Douglas |
|
| Senecio hydrophiloides Rydb. |
tall groundsel |
| Senecio foetidus J.T. Howell |
|
| Senecio foetidus J.T. Howell var. hydrophiloides (Rydb.) T.M. Barkley ex Cronquist |
|
| Senecio pereziifolius Rydb. |
|
| Senecio hydrophilus Nutt. |
water ragwort |
| Senecio sandvicensis auct. non Less. |
|
| Senecio integerrimus Nutt. |
lambstongue ragwort |
| Senecio integerrimus Nutt. var. exaltatus (Nutt.) Cronquist |
Columbia ragwort |
| Senecio columbianus Greene |
|
| Senecio exaltatus Nutt. |
|
| Senecio hookeri Torr. & A. Gray |
|
| Senecio integerrimus Nutt. var. vaseyi (Greenm.) Cronquist |
|
| Senecio lugens Richardson var. exaltatus (Nutt.) A. Gray |
|
| Senecio vaseyi Greenm. |
|
| Senecio integerrimus Nutt. var. major (A. Gray) Cronquist |
lambstongue ragwort |
| Senecio mohavensis A. Gray |
Mojave ragwort |
| Senecio pattersonensis Hoover |
Mono ragwort |
| Senecio scorzonella Greene |
Sierra ragwort |
| Senecio covillei Greene |
|
| Senecio covillei Greene var. scorzonella (Greene) Jeps. |
|
| Senecio serra Hook. |
tall ragwort |
| Senecio serra Hook. var. serra |
tall ragwort |
| Senecio serra Hook. var. altior Jeps. |
|
| Senecio serra Hook. var. integriusculus A. Gray |
|
| Senecio spartioides Torr. & A. Gray |
broom-like ragwort |
| Senecio spartioides Torr. & A. Gray var. spartioides |
broom-like ragwort |
| Senecio spartioides Torr. & A. Gray var. granularis Maguire & A.H. Holmgren ex Cronquist |
|
| Senecio toiyabensis S.L. Welsh & Goodrich |
|
| Senecio sphaerocephalus Greene |
ballhead ragwort |
| Senecio triangularis Hook. |
arrowleaf ragwort |
| Senecio gibbsonsii Greene |
|
| Senecio triangularis Hook. var. angustifolius G.N. Jones |
|
| Senecio vulgaris L. |
old-man-in-the-Spring |
| Senna Mill. |
senna |
| Senna armata (S. Watson) Irwin & Barneby |
desertsenna |
| Cassia armata S. Watson |
|
| Senna covesii (A. Gray) Irwin & Barneby |
Coues' cassia |
| Cassia covesii A. Gray |
|
| Sesuvium L. |
seapurslane |
| Sesuvium verrucosum Raf. |
verrucose seapurslane |
| Sesuvium erectum Correll |
|
| Setaria P. Beauv. |
bristlegrass |
| Setaria macrostachya Kunth |
large-spike bristlegrass |
| Setaria parviflora (Poir.) Kerguélen |
marsh bristlegrass |
| Chaetochloa geniculata (Lam.) Millsp. & Chase |
|
| Chaetochloa imberbis (Poir.) Scribn. |
|
| Panicum geniculatum Lam. |
|
| Setaria geniculata (Wild.) P. Beauv., nom. illeg. |
|
| Setaria gracilis Kunth |
|
| Setaria pumila (Poir.) Roem. & Schult. |
yellow foxtail |
| Setaria pumila (Poir.) Roem. & Schult. ssp. pumila |
yellow foxtail |
| Chaetochloa glauca (L.) Scribn. |
|
| Chaetochloa lutescens (Weigel) Stuntz |
|
| Panicum glaucum L. |
|
| Setaria glauca (L.) P. Beauv. |
|
| Setaria glauca sensu Vickery |
|
| Setaria lutescens (Weigel) F.T. Hubbard |
|
| Setaria verticillata (L.) P. Beauv. |
hooked bristlegrass |
| Chaetochloa verticillata (L.) Scribn. |
|
| Panicum verticillatum L. |
|
| Setaria carnei Hitchc. |
|
| Setaria viridis (L.) P. Beauv. |
green bristlegrass |
| Setaria viridis (L.) P. Beauv. var. viridis |
green bristlegrass |
| Chaetochloa viridis (L.) Scribn. |
|
| Panicum viride L. |
|
| Setaria viridis (L.) P. Beauv. var. breviseta (Döll) Hitchc. |
|
| Setaria viridis (L.) P. Beauv. var. weinmannii (Roem. & Schult.) Borbás |
|
| Shepherdia Nutt. |
buffaloberry |
| Shepherdia argentea (Pursh) Nutt. |
silver buffaloberry |
| Elaeagnus utilis A. Nelson |
|
| Lepargyrea argentea (Pursh) Greene |
|
| Shepherdia canadensis (L.) Nutt. |
russet buffaloberry |
| Elaeagnus canadensis (L.) A. Nelson |
|
| Lepargyrea canadensis (L.) Greene |
|
| Sherardia L. |
sherardia |
| Sherardia arvensis L. |
blue fieldmadder |
| Sibara Greene |
winged rockcress |
| Sibara deserti (M.E. Jones) Rollins |
desert winged rockcress |
| Arabis deserti (M.E. Jones) Abrams |
|
| Thelypodium deserti M.E. Jones |
|
| Sibbaldia L. |
sibbaldia |
| Sibbaldia procumbens L. |
creeping sibbaldia |
| Potentilla sibbaldii Haller f. |
|
| Sidalcea A. Gray |
checkerbloom |
| Sidalcea candida A. Gray |
white checkerbloom |
| Sidalcea candida A. Gray var. glabrata C.L. Hitchc. |
white checkerbloom |
| Sidalcea glaucescens Greene |
waxy checkerbloom |
| Sidalcea multifida Greene |
cutleaf checkerbloom |
| Sidalcea neomexicana A. Gray |
salt spring checkerbloom |
| Sidalcea neomexicana A. Gray ssp. crenulata (A. Nelson) C.L. Hitchc. |
salt spring checkerbloom |
| Sidalcea neomexicana A. Gray var. crenulata (A. Nelson) C.L. Hitchc. |
|
| Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray |
Oregon checkerbloom |
| Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. oregana |
Oregon checkerbloom |
| Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. oregana var. maxima (M. Peck) C.L. Hitchc. |
Oregon checkerbloom |
| Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. oregana var. nevadensis C.L. Hitchc. |
Oregon checkerbloom |
| Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. oregana var. oregana |
Oregon checkerbloom |
| Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. oregana var. procera C.L. Hitchc. |
Oregon checkerbloom |
| Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. spicata (Regel) C.L. Hitchc. |
Oregon checkerbloom |
| Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray var. spicata (Regel) Jeps. |
|
| Sidalcea setosa C.L. Hitchc. |
|
| Sidalcea setosa C.L. Hitchc. ssp. querceta C.L. Hitchc. |
|
| Sidalcea spicata (Regel) Greene |
|
| Sidalcea spicata (Regel) Greene var. tonsa M. Peck |
|
| Silene L. |
catchfly |
| Silene acaulis (L.) Jacq. |
moss campion |
| Silene acaulis (L.) Jacq. var. subacaulescens (F.N. Williams) Fernald & H. St. John |
moss campion |
| Silene acaulis (L.) Jacq. ssp. subacaulescens (F.N. Williams) Hultén |
|
| Silene antirrhina L. |
sleepy silene |
| Silene antirrhina L. var. confinis Fernald |
|
| Silene antirrhina L. var. depauperata Rydb. |
|
| Silene antirrhina L. var. divaricata B.L. Rob. |
|
| Silene antirrhina L. var. laevigata Engelm. & A. Gray |
|
| Silene antirrhina L. var. subglaber Engelm. & A. Gray |
|
| Silene antirrhina L. var. vaccarifolia Rydb. |
|
| Silene bernardina S. Watson |
Palmer's catchfly |
| Silene bernardina S. Watson ssp. bernardina |
Palmer's catchfly |
| Silene montana S. Watson ssp. bernardina (S. Watson) C.L. Hitchc. & Maguire |
|
| Silene shockleyi S. Watson |
|
| Silene bernardina S. Watson ssp. maguirei Bocquet |
Palmer's catchfly |
| Silene bernardina S. Watson ssp. maguirei Bocquet var. rigidula (B.L. Rob.) Tiehm |
Palmer's catchfly |
| Silene montana S. Watson, non Arrond. |
|
| Silene montana S. Watson var. rigidula B.L. Rob. |
|
| Silene bernardina S. Watson ssp. maguirei Bocquet var. sierrae (C.L. Hitchc. & Maguire) Bocquet |
Palmer's catchfly |
| Silene montana S. Watson var. sierrae C.L. Hitchc. & Maguire |
|
| Silene clokeyi C.L. Hitchc. & Maguire |
Clokey's catchfly |
| Silene conoidea L. |
weed silene |
| Conosilene conica (L.) Fourr. ssp. conoidea (L.) A. Löve & Kjellq. |
|
| Pleconax conoidea (L.) Sourkova |
|
| Silene douglasii Hook. |
Douglas's catchfly |
| Silene douglasii Hook. var. douglasii |
Douglas's catchfly |
| Silene douglasii Hook. var. monantha (S. Watson) B.L. Rob. |
|
| Silene douglasii Hook. var. villosa C.L. Hitchc. & Maguire |
|
| Silene lyallii S. Watson |
|
| Silene drummondii Hook. |
Drummond's campion |
| Silene drummondii Hook. var. drummondii |
Drummond's campion |
| Gastrolychnis drummondii (Hook.) A. Löve & D. Löve |
|
| Lychnis drummondii (Hook.) S. Watson |
|
| Lychnis pudica B. Boivin |
|
| Melandrium drummondii (Hook.) Hultén |
|
| Wahlbergella drummondii (Hook.) Rydb. |
|
| Silene latifolia Poir. |
bladder campion |
| Silene latifolia Poir. ssp. alba (Mill.) Greuter & Burdet |
bladder campion |
| Lychnis alba Mill. |
|
| Lychnis ×loveae B. Boivin |
|
| Lychnis vespertina Sibth. |
|
| Melandrium album (Mill.) Garcke |
|
| Silene alba (Mill.) Krause |
|
| Silene pratensis (Raf.) Gren. & Godr. |
|
| Silene menziesii Hook. |
Menzies' campion |
| Silene menziesii Hook. ssp. dorrii (Kellogg) C.L. Hitchc. & Maguire |
Menzies' campion |
| Anotites dorrii (Kellogg) Greene |
|
| Silene dorrii Kellogg |
|
| Silene menziesii Hook. ssp. menziesii |
Menzies' campion |
| Silene menziesii Hook. ssp. menziesii var. menziesii |
Menzies' campion |
| Anotites menziesii (Hook.) Greene |
|
| Silene obovata A.E. Porsild |
|
| Silene menziesii Hook. ssp. menziesii var. viscosa (Greene) C.L. Hitchc. & Maguire |
Menzies' campion |
| Anotites viscosa Greene |
|
| Silene nachlingerae Tiehm |
Nevada catchfly |
| Silene nuda (S. Watson) C.L. Hitchc. & Maguire |
western fringed catchfly |
| Silene nuda (S. Watson) C.L. Hitchc. & Maguire ssp. insectivora (L.F. Hend.) C.L. Hitchc. & Maguire |
carnivorous silene |
| Silene insectivora L.F. Hend. |
|
| Silene nuda (S. Watson) C.L. Hitchc. & Maguire ssp. nuda |
western fringed catchfly |
| Silene pectinata S. Watson |
|
| Silene oregana S. Watson |
Oregon silene |
| Silene repens Patrin ex Pers. |
pink campion |
| Silene repens Patrin ex Pers. ssp. australis C.L. Hitchc. & Maguire |
pink campion |
| Silene repens Patrin ex Pers. var. australis (C.L. Hitchc. & Maguire) C.L. Hitchc. |
|
| Silene sargentii S. Watson |
Sargent's catchfly |
| Silene watsonii B.L. Rob. |
|
| Silene scaposa B.L. Rob. |
Blue Mountain catchfly |
| Silene scaposa B.L. Rob. var. lobata C.L. Hitchc. & Maguire |
Lost River silene |
| Silene verecunda S. Watson |
San Francisco campion |
| Silene verecunda S. Watson ssp. andersonii (Clokey) C.L. Hitchc. & Maguire |
San Francisco campion |
| Silene andersonii Clokey |
|
| Silybum Adans. |
milkthistle |
| Silybum marianum (L.) Gaertn. |
blessed milkthistle |
| Carduus marianus L. |
|
| Mariana mariana (L.) Hill |
|
| Sinapis L. |
mustard |
| Sinapis arvensis L. |
charlock mustard |
| Sinapis arvensis L. ssp. arvensis |
wild mustard |
| Brassica arvensis (L.) Rabenh., nom. illeg., non Brassica arvensis L. |
|
| Brassica kaber (DC.) L.C. Wheeler |
|
| Brassica kaber (DC.) L.C. Wheeler var. pinnatifida (Stokes) L.C. Wheeler |
|
| Brassica kaber (DC.) L.C. Wheeler var. schkuhriana (Rchb.) L.C. Wheeler |
|
| Sinapis arvensis L. var. orientalis (L.) W.D.J. Koch & Ziz |
|
| Sinapis arvensis L. var. schkuhriana (Rchb.) Hagenb. |
|
| Sisymbrium L. |
hedgemustard |
| Sisymbrium altissimum L. |
tall tumblemustard |
| Norta altissima (L.) Britton |
|
| Sisymbrium irio L. |
London rocket |
| Norta irio (L.) Britton |
|
| Sisymbrium loeselii L. |
small tumbleweed mustard |
| Sisymbrium officinale (L.) Scop. |
hedgemustard |
| Erysimum officinale L. |
|
| Sisymbrium officinale (L.) Scop. var. leiocarpum DC. |
|
| Sisymbrium orientale L. |
Indian hedgemustard |
| Brassica kaber (DC.) L.C. Wheeler var. orientalis (L.) Scoggan |
|
| Sisyrinchium L. |
blue-eyed grass |
| Sisyrinchium demissum Greene |
stiff blue-eyed grass |
| Sisyrinchium demissum Greene var. amethystinum (E.P. Bicknell) Kearney & Peebles |
|
| Sisyrinchium longipedunculatum E.P. Bicknell |
|
| Sisyrinchium funereum E.P. Bicknell |
Funeral Mountain blue-eyed grass |
| Sisyrinchium halophilum Greene |
Nevada blue-eyed grass |
| Sisyrinchium idahoense E.P. Bicknell |
Idaho blue-eyed grass |
| Sisyrinchium idahoense E.P. Bicknell var. occidentale (E.P. Bicknell) Douglass M. Hend. |
Idaho blue-eyed grass |
| Sisyrinchium occidentale E.P. Bicknell |
|
| Sisyrinchium idahoense E.P. Bicknell var. segetum (E.P. Bicknell) Douglass M. Hend. |
Idaho blue-eyed grass |
| Sisyrinchium segetum E.P. Bicknell |
|
| Sium L. |
waterparsnip |
| Sium suave Walter |
hemlock waterparsnip |
| Sium cicutifolium Schrank |
|
| Sium floridanum Small |
|
| Sium suave Walter var. floridanum (Small) C.F. Reed |
|
| Smelowskia C.A. Mey. |
candytuft |
| Smelowskia calycina (Stephan ex Willd.) C.A. Mey. |
alpine smelowskia |
| Smelowskia calycina (Stephan ex Willd.) C.A. Mey. var. americana (Regel & Herder) Drury & Rollins |
American false candytuft |
| Hutchinsia calycina Stephan ex Willd. var. americana Regel & Herder |
|
| Smelowskia holmgrenii Rollins |
Nye County false candytuft |
| Solanum L. |
nightshade |
| Solanum americanum Mill. |
American black nightshade |
| Solanum americanum Mill. var. nodiflorum (Jacq.) Edmonds |
|
| Solanum americanum Mill. var. patulum (L.) Edmonds |
|
| Solanum caribaeum Dunal |
|
| Solanum fistulosum Dunal ex Poir. |
|
| Solanum hermannii Dunal |
|
| Solanum linnaeanum Hepper & P.-M. L. Jaeger |
|
| Solanum nigrum L. var. americanum (Mill.) O.E. Schulz |
|
| Solanum nigrum L. var. virginicum L. |
|
| Solanum nodiflorum Jacq. |
|
| Solanum sodomeum auct. non L. |
|
| Solanum dulcamara L. |
climbing nightshade |
| Solanum dulcamara L. var. dulcamara |
climbing nightshade |
| Solanum elaeagnifolium Cav. |
silverleaf nightshade |
| Solanum lycopersicum L. |
garden tomato |
| Solanum lycopersicum L. var. lycopersicum |
garden tomato |
| Lycopersicon esculentum Mill. |
|
| Lycopersicon lycopersicum (L.) Karst. ex Farw. |
|
| Lycopersicon pyriforme Dunal |
|
| Solanum physalifolium Rusby |
hoe nightshade |
| Solanum physalifolium Rusby var. nitidibaccatum (Bitter) Edmonds |
|
| Solanum sarachoides auct. non Sendtn. |
|
| Solanum sarrachoides auct. non Sendtn., orth. var. |
|
| Solanum villosum auct. non (L.) Mill. |
|
| Solanum rostratum Dunal |
buffalobur nightshade |
| Androcera rostrata (Dunal) Rydb. |
|
| Solanum cornutum auct. non Lam. |
|
| Solanum triflorum Nutt. |
cutleaf nightshade |
| Solanum xanti A. Gray |
chaparral nightshade |
| Solanum xanti A. Gray var. montanum Munz |
chaparral nightshade |
| Solidago L. |
goldenrod |
| Solidago canadensis L. |
Canada goldenrod |
| Solidago canadensis L. var. salebrosa (Piper) M.E. Jones |
rough Canada goldenrod |
| Solidago canadensis L. ssp. elongata (Nutt.) D.D. Keck |
|
| Solidago canadensis L. ssp. salebrosa (Piper) D.D. Keck |
|
| Solidago canadensis L. var. elongata (Nutt.) M. Peck |
|
| Solidago dumetorum Lunell |
|
| Solidago elongata Nutt. |
|
| Solidago lepida DC. var. elongata (Nutt.) Fernald |
|
| Solidago lepida DC. var. fallax Fernald |
|
| Solidago gigantea Aiton |
giant goldenrod |
| Aster latissimifolius (Mill.) Kuntze var. serotinus Kuntze |
|
| Solidago gigantea Aiton ssp. serotina (Kuntze) McNeill |
|
| Solidago gigantea Aiton var. leiophylla Fernald |
|
| Solidago gigantea Aiton var. pitcheri (Nutt.) Shinners |
|
| Solidago gigantea Aiton var. serotina (Kuntze) Cronquist |
|
| Solidago gigantea Aiton var. shinnersii Beaudry |
|
| Solidago ×leiophallax Friesner |
|
| Solidago pitcheri Nutt. |
|
| Solidago serotina Aiton, non Retz. |
|
| Solidago serotinoides A. Löve & D. Löve |
|
| Solidago missouriensis Nutt. |
Missouri goldenrod |
| Solidago missouriensis Nutt. var. missouriensis |
Missouri goldenrod |
| Solidago missouriensis Nutt. var. extraria A. Gray |
|
| Solidago missouriensis Nutt. var. montana A. Gray |
|
| Solidago multiradiata Aiton |
Rocky Mountain goldenrod |
| Solidago multiradiata Aiton var. scopulorum A. Gray |
manyray goldenrod |
| Solidago ciliosa Greene |
|
| Solidago multiradiata Aiton ssp. scopulorum (A. Gray) W.A. Weber |
|
| Solidago scopulorum (A. Gray) A. Nelson |
|
| Solidago nana Nutt. |
baby goldenrod |
| Solidago simplex Kunth |
Mt. Albert goldenrod |
| Solidago simplex Kunth ssp. simplex |
Mt. Albert goldenrod |
| Solidago simplex Kunth ssp. simplex var. simplex |
Mt. Albert goldenrod |
| Solidago glutinosa Nutt. |
|
| Solidago neomexicana (A. Gray) Woot. & Standl. |
|
| Solidago spathulata DC. ssp. glutinosa (Nutt.) D.D. Keck |
|
| Solidago spathulata DC. var. neomexicana (A. Gray) Cronquist |
|
| Solidago spectabilis (D.C. Eaton) A. Gray |
Nevada goldenrod |
| Solidago spectabilis (D.C. Eaton) A. Gray var. spectabilis |
Nevada goldenrod |
| Solidago velutina DC. |
threenerve goldenrod |
| Solidago arizonica (A. Gray) Woot. & Standl. |
|
| Solidago californica Nutt. var. nevadensis A. Gray |
|
| Solidago canadensis L. var. arizonica A. Gray |
|
| Solidago howellii Woot. & Standl. |
|
| Solidago sparsiflora A. Gray |
|
| Solidago spathulata DC. var. subcinerea A. Gray |
|
| Solidago trinervata Greene |
|
| Solidago velutina DC. var. nevadensis (A. Gray) C.E.S. Taylor & R.J. Taylor |
|
| Sonchus L. |
sowthistle |
| Sonchus arvensis L. |
field sowthistle |
| Sonchus arvensis L. ssp. arvensis |
field sowthistle |
| Sonchus arvensis L. var. shumovichii B. Boivin |
|
| Sonchus asper (L.) Hill |
spiny sowthistle |
| Sonchus asper (L.) Hill ssp. asper |
|
| Sonchus asper (L.) Hill ssp. glaucescens (Jord.) J. Ball |
|
| Sonchus nymanii Tineo & Guss. |
|
| Sonchus oleraceus L. |
common sowthistle |
| Sorbus L. |
mountain ash |
| Sorbus californica Greene |
California mountain ash |
| Sorbus sitchensis M. Roem. ssp. californica (Greene) Abrams |
|
| Sorbus scopulina Greene |
Greene's mountain ash |
| Sorbus scopulina Greene var. scopulina |
Greene's mountain ash |
| Sorghum Moench |
sorghum |
| Sorghum bicolor (L.) Moench |
sorghum |
| Sorghum bicolor (L.) Moench ssp. bicolor |
grain sorghum |
| Holcus bicolor L. |
|
| Holcus sorghum L. |
|
| Sorghum bicolor (L.) Moench var. caffrorum (Retz.) Mohlenbr. |
|
| Sorghum caffrorum (Retz.) P. Beauv. |
|
| Sorghum caudatum (Hack.) Stapf |
|
| Sorghum cernuum (Ard.) Host |
|
| Sorghum dochna (Forssk.) Snowden |
|
| Sorghum dochna (Forssk.) Snowden var. technicum (Koern.) Snowden |
|
| Sorghum durra (Forssk.) Stapf |
|
| Sorghum guineense Stapf |
|
| Sorghum nervosum Besser ex Schult. |
|
| Sorghum saccharatum (L.) Moench |
|
| Sorghum subglabrescens Schweinf. & Asch. |
|
| Sorghum vulgare Pers. |
|
| Sorghum vulgare Pers. var. caffrorum (Retz.) Hubbard & Rehder |
|
| Sorghum vulgare Pers. var. durra (Forssk.) Hubbard & Rehder |
|
| Sorghum vulgare Pers. var. roxburghii (Stapf) Haines |
|
| Sorghum vulgare Pers. var. saccharatum (L.) Boerl. |
|
| Sorghum vulgare Pers. var. technicum (Koern.) Jáv. |
|
| Sorghum halepense (L.) Pers. |
Johnsongrass |
| Holcus halepensis L. |
|
| Sorghum miliaceum (Roxb.) Snowden |
|
| Sparganium L. |
bur-reed |
| Sparganium angustifolium Michx. |
narrowleaf bur-reed |
| Sparganium emersum Rehmann var. angustifolium (Michx.) Roy L. Taylor & MacBryde |
|
| Sparganium emersum Rehmann var. multipedunculatum (Morong) Reveal |
|
| Sparganium multipedunculatum (Morong) Rydb. |
|
| Sparganium emersum Rehmann |
European bur-reed |
| Sparganium acaule (Beeby ex Macoun) Rydb. |
|
| Sparganium chlorocarpum Rydb. |
|
| Sparganium chlorocarpum Rydb. var. acaule (Beeby ex Macoun) Fernald |
|
| Sparganium emersum Rehmann ssp. emersum |
|
| Sparganium simplex Huds. |
|
| Sparganium eurycarpum Engelm. |
broadfruit bur-reed |
| Sparganium californicum Greene |
|
| Sparganium eurycarpum Engelm. ssp. eurycarpum |
|
| Spartina Schreb. |
cordgrass |
| Spartina gracilis Trin. |
alkali cordgrass |
| Spergularia (Pers.) J. Presl & C. Presl |
sandspurry |
| Spergularia atrosperma R.P. Rossb. |
blackseed sandspurry |
| Spergularia rubra (L.) J. Presl & C. Presl |
red sandspurry |
| Spergularia rubra (L.) J. Presl & C. Presl var. perennans (Kindb.) B.L. Rob. |
|
| Tissa rubra (L.) Britton |
|
| Spergularia salina J. Presl & C. Presl |
salt sandspurry |
| Spergularia alata Wiegand |
|
| Spergularia leiosperma (Kindb.) F. Schmidt |
|
| Spergularia marina (L.) Griseb. |
|
| Spergularia marina (L.) Griseb. var. leiosperma (Kindb.) Guerke |
|
| Spergularia marina (L.) Griseb. var. simonii O. Deg. & I. Deg. |
|
| Spergularia marina (L.) Griseb. var. tenuis (Greene) R.P. Rossb. |
|
| Spergularia salina J. Presl & C. Presl var. tenuis (Greene) Jeps. |
|
| Spergularia sparsiflora (Greene) A. Nelson |
|
| Spergularia tenuis (Greene) B.L. Rob. var. involucrata B.L. Rob. |
|
| Tissa marina (L.) Britton |
|
| Tissa tenuis Greene |
|
| Sphaeralcea A. St.-Hil. |
globemallow |
| Sphaeralcea ambigua A. Gray |
desert globemallow |
| Sphaeralcea ambigua A. Gray ssp. ambigua |
apricot globemallow |
| Sphaeralcea ambigua A. Gray var. ambigua |
|
| Sphaeralcea ambigua A. Gray ssp. monticola Kearney |
desert globemallow |
| Sphaeralcea ambigua A. Gray var. aculeata Jeps. |
|
| Sphaeralcea angustifolia (Cav.) G. Don |
copper globemallow |
| Phymosia cuspidata (A. Gray) Britton |
|
| Sphaeralcea angustifolia (Cav.) G. Don ssp. cuspidata (A. Gray) Kearney |
|
| Sphaeralcea angustifolia (Cav.) G. Don ssp. lobata (Woot.) Kearney |
|
| Sphaeralcea angustifolia (Cav.) G. Don var. cuspidata A. Gray |
|
| Sphaeralcea angustifolia (Cav.) G. Don var. lobata (Woot.) Kearney |
|
| Sphaeralcea angustifolia (Cav.) G. Don var. oblongifolia (A. Gray) Shinners |
|
| Sphaeralcea cuspidata (A. Gray) Britton |
|
| Sphaeralcea emoryi Torr. ex A. Gray ssp. nevadensis Kearney |
|
| Sphaeralcea emoryi Torr. ex A. Gray var. nevadensis (Kearney) Kearney |
|
| Sphaeralcea caespitosa M.E. Jones |
tufted globemallow |
| Sphaeralcea caespitosa M.E. Jones var. williamsiae N.H. Holmgren |
Railroad Valley globemallow |
| Sphaeralcea coccinea (Nutt.) Rydb. |
scarlet globemallow |
| Sphaeralcea coccinea (Nutt.) Rydb. ssp. elata (Baker f.) Kearney |
scarlet globemallow |
| Sphaeralcea coccinea (Nutt.) Rydb. var. elata (Baker f.) Kearney |
|
| Sphaeralcea emoryi Torr. ex A. Gray |
Emory's globemallow |
| Sphaeralcea emoryi Torr. ex A. Gray ssp. arida (Rose) Kearney |
|
| Sphaeralcea emoryi Torr. ex A. Gray ssp. variabilis (Cockerell) Kearney |
|
| Sphaeralcea emoryi Torr. ex A. Gray var. arida (Rose) Kearney |
|
| Sphaeralcea emoryi Torr. ex A. Gray var. californica (Parish) Shinners |
|
| Sphaeralcea emoryi Torr. ex A. Gray var. emoryi |
|
| Sphaeralcea emoryi Torr. ex A. Gray var. variabilis (Cockerell) Kearney |
|
| Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. |
gooseberryleaf globemallow |
| Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. ssp. grossulariifolia |
gooseberryleaf globemallow |
| Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. var. fumariensis S.L. Welsh & N.D. Atwood |
|
| Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. var. moorei S.L. Welsh |
|
| Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. ssp. pedata (Torr. ex A. Gray) Kearney |
gooseberryleaf globemallow |
| Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. var. pedata (Torr. ex A. Gray) Kearney |
|
| Sphaeralcea munroana (Douglas) Spach |
Munro's globemallow |
| Sphaeralcea munroana (Douglas) Spach ssp. munroana |
Munro's globemallow |
| Sphaeralcea parvifolia A. Nelson |
smallflower globemallow |
| Sphaeromeria Nutt. |
chickensage |
| Sphaeromeria argentea Nutt. |
silver chickensage |
| Tanacetum nuttallii Torr. & A. Gray |
|
| Sphaeromeria cana (D.C. Eaton) A. Heller |
gray chickensage |
| Tanacetum canum D.C. Eaton |
|
| Sphaeromeria compacta (H.M. Hall) A.H. Holmgren, L.M. Shultz & Lowrey |
compact chickensage |
| Tanacetum compactum H.M. Hall |
|
| Sphaeromeria diversifolia (D.C. Eaton) Rydb. |
separateleaf chickensage |
| Tanacetum diversifolium D.C. Eaton |
|
| Sphaerophysa DC. |
sphaerophysa |
| Sphaerophysa salsula (Pall.) DC. |
alkali swainsonpea |
| Phaca salsula Pall. |
|
| Swainsona salsula (Pall.) Taubert |
|
| Sphenopholis Scribn. |
wedgescale |
| Sphenopholis intermedia (Rydb.) Rydb. |
slender wedgescale |
| Sphenopholis intermedia (Rydb.) Rydb. var. pilosa Dore |
|
| Sphenopholis obtusata (Michx.) Scribn. var. major (Torr.) K.S. Erdman |
|
| Sphenopholis obtusata (Michx.) Scribn. |
prairie wedgescale |
| Aira obtusata Michx. |
|
| Sphenopholis obtusata (Michx.) Scribn. var. lobata (Trin.) Scribn. |
|
| Sphenopholis obtusata (Michx.) Scribn. var. pubescens (Scribn. & Merr.) Scribn. |
|
| Sphenosciadium A. Gray |
sphenosciadium |
| Sphenosciadium capitellatum A. Gray |
woollyhead parsnip |
| Spiraea L. |
spirea |
| Spiraea splendens Baumann ex K. Koch |
rose meadowsweet |
| Spiraea splendens Baumann ex K. Koch var. splendens |
rose meadowsweet |
| Spiraea densiflora Nutt. ex Greenm. |
|
| Spiraea densiflora Nutt. ex Greenm. ssp. splendens (Baumann ex K. Koch) Abrams |
|
| Spiraea densiflora Nutt. ex Greenm. var. splendens (Baumann ex K. Koch) C.L. Hitchc. |
|
| Spiranthes Rich. |
lady's tresses |
| Spiranthes diluvialis Sheviak |
Ute lady's tresses |
| Spiranthes romanzoffiana Cham. var. diluvialis (Sheviak) S.L. Welsh |
|
| Spiranthes infernalis Sheviak |
Ash Meadows lady's tresses |
| Spiranthes porrifolia Lindl. |
creamy lady's tresses |
| Spiranthes romanzoffiana Cham. var. porrifolia (Lindl.) Ames & Correll |
|
| Spiranthes romanzoffiana Cham. |
hooded lady's tresses |
| Ibidium strictum (Rydb.) House |
|
| Spiranthes stricta Rydb. |
|
| Spirodela Schleid. |
duckmeat |
| Spirodela polyrrhiza (L.) Schleid. |
common duckmeat |
| Lemna polyrrhiza L. |
|
| Spirodela polyrhiza (L.) Schleiden, orth. var. |
|
| Spirodela polyrrhiza (L.) Schleid. var. masonii Daubs |
|
| Sporobolus R. Br. |
dropseed |
| Sporobolus airoides (Torr.) Torr. |
alkali sacaton |
| Agrostis airoides Torr. |
|
| Sporobolus contractus Hitchc. |
spike dropseed |
| Sporobolus cryptandrus (Torr.) A. Gray var. strictus Scribn. |
|
| Sporobolus cryptandrus (Torr.) A. Gray |
sand dropseed |
| Agrostis cryptandra Torr. |
|
| Sporobolus cryptandrus (Torr.) A. Gray ssp. fuscicola (Hook.) E.K. Jones & Fassett |
|
| Sporobolus cryptandrus (Torr.) A. Gray var. fuscicola (Hook.) Pohl |
|
| Sporobolus cryptandrus (Torr.) A. Gray var. occidentalis E.K. Jones & Fassett |
|
| Sporobolus flexuosus (Thurb. ex Vasey) Rydb. |
mesa dropseed |
| Sporobolus nealleyi Vasey |
gyp dropseed |
| Stachys L. |
hedgenettle |
| Stachys albens A. Gray |
whitestem hedgenettle |
| Stachys pilosa Nutt. |
hairy hedgenettle |
| Stachys pilosa Nutt. var. pilosa |
hairy hedgenettle |
| Stachys asperrima Rydb. |
|
| Stachys borealis Rydb. |
|
| Stachys homotricha (Fernald) Rydb. |
|
| Stachys palustris L. ssp. pilosa (Nutt.) Epling |
|
| Stachys palustris L. var. homotricha Fernald |
|
| Stachys palustris L. var. nipigonensis Jennings |
|
| Stachys palustris L. var. phaneropoda Weath. |
|
| Stachys palustris L. var. pilosa (Nutt.) Fernald |
|
| Stachys palustris L. var. puberula Jennings |
|
| Stachys scopulorum Greene |
|
| Stachys teucriifolia Rydb. |
|
| Stachys teucriiformis Rydb. |
|
| Stachys rigida Nutt. ex Benth. |
rough hedgenettle |
| Stachys rigida Nutt. ex Benth. var. rigida |
rough hedgenettle |
| Stachys ajugoides Benth. var. rigida Jeps. & Hoover |
|
| Stachys rigida Nutt. ex Benth. ssp. rivularis (A. Heller) Epling |
|
| Stanleya Nutt. |
princesplume |
| Stanleya elata M.E. Jones |
Panamint princesplume |
| Stanleya pinnata (Pursh) Britton |
desert princesplume |
| Stanleya pinnata (Pursh) Britton var. inyoensis (Munz & Roos) Reveal |
Inyo princesplume |
| Stanleya pinnata (Pursh) Britton ssp. inyoensis Munz & Roos |
|
| Stanleya pinnata (Pursh) Britton var. pinnata |
desert princesplume |
| Cleome pinnata Pursh |
|
| Stanleya pinnata (Pursh) Britton var. typica Rollins |
|
| Stanleya viridiflora Nutt. |
green princesplume |
| Stellaria L. |
starwort |
| Stellaria borealis Bigelow |
boreal starwort |
| Stellaria borealis Bigelow ssp. borealis |
boreal starwort |
| Alsine borealis (Bigelow) Britton |
|
| Spergulastrum lanceolatum Michx. |
|
| Stellaria borealis Bigelow var. floribunda Fernald |
|
| Stellaria borealis Bigelow var. isophylla Fernald |
|
| Stellaria calycantha (Ledeb.) Bong. ssp. interior Hultén |
|
| Stellaria calycantha (Ledeb.) Bong. var. floribunda (Fernald) Fernald |
|
| Stellaria calycantha (Ledeb.) Bong. var. isophylla (Fernald) Fernald |
|
| Stellaria calycantha (Ledeb.) Bong. var. latifolia B. Boivin |
|
| Stellaria calycantha (Ledeb.) Bong. var. laurentiana Fernald |
|
| Stellaria calycantha (Ledeb.) Bong. |
northern starwort |
| Alsine calycantha (Ledeb.) Rydb. |
|
| Alsine simcoei Howell |
|
| Stellaria borealis Bigelow var. simcoei (Howell) Fernald |
|
| Stellaria calycantha (Ledeb.) Bong. var. simcoei (Howell) Fernald |
|
| Stellaria simcoei (Howell) C.L. Hitchc. |
|
| Stellaria crassifolia Ehrh. |
fleshy starwort |
| Stellaria crassifolia Ehrh. var. crassifolia |
fleshy starwort |
| Alsine crassifolia (Ehrh.) Britton |
|
| Stellaria crispa Cham. & Schltdl. |
curled starwort |
| Alsine crispa (Cham. & Schltdl.) Holz. |
|
| Stellaria borealis Bigelow var. crispa (Cham. & Schltdl.) Fenzl ex Torr. & A. Gray |
|
| Stellaria graminea L. |
grass-like starwort |
| Alsine graminea (L.) Britton |
|
| Stellaria graminea L. var. latifolia Peterm. |
|
| Stellaria longifolia Muhl. ex Willd. |
longleaf starwort |
| Stellaria longifolia Muhl. ex Willd. var. longifolia |
longleaf starwort |
| Alsine longifolia (Muhl. ex Willd.) Britton |
|
| Stellaria longipes Goldie |
longstalk starwort |
| Stellaria longipes Goldie ssp. longipes |
chickweed, starwort |
| Alsine longipes (Goldie) Coville |
|
| Alsine palmeri Rydb. |
|
| Alsine stricta (Richardson) Rydb. |
|
| Alsine validus Goodding |
|
| Stellaria dulcis Gervais |
|
| Stellaria edwardsii R. Br. |
|
| Stellaria edwardsii R. Br. var. arctica (Schischkin) Hultén |
|
| Stellaria hultenii B. Boivin |
|
| Stellaria laeta Richardson |
|
| Stellaria laeta Richardson var. altocaulis (Hultén) B. Boivin |
|
| Stellaria laxmannii Fisch. |
|
| Stellaria longifolia Muhl. ex Willd. var. laeta (Richardson) S. Watson |
|
| Stellaria longipes Goldie ssp. monantha (Hultén) W.A. Weber |
|
| Stellaria longipes Goldie ssp. stricta (Richardson) W.A. Weber |
|
| Stellaria longipes Goldie var. altocaulis (Hultén) C.L. Hitchc. |
|
| Stellaria longipes Goldie var. edwardsii (R. Br.) A. Gray |
|
| Stellaria longipes Goldie var. laeta (Richardson) S. Watson |
|
| Stellaria longipes Goldie var. longipes |
|
| Stellaria longipes Goldie var. monantha (Hultén) S.L. Welsh |
|
| Stellaria longipes Goldie var. subvestita (Greene) Polunin |
|
| Stellaria monantha Hultén |
|
| Stellaria monantha Hultén ssp. atlantica Hultén |
|
| Stellaria monantha Hultén var. altocaulis Hultén |
|
| Stellaria monantha Hultén var. atlantica (Hultén) B. Boivin |
|
| Stellaria palmeri (Rydb.) Tidestr. |
|
| Stellaria stricta Richardson |
|
| Stellaria subvestita Greene |
|
| Stellaria valida (Goodding) J.M. Coult. & A. Nelson |
|
| Stellaria media (L.) Vill. |
common chickweed |
| Stellaria media (L.) Vill. ssp. media |
common chickweed |
| Alsine media L. |
|
| Stellaria apetala Ucria ex Roem. |
|
| Stellaria media (L.) Vill. var. procera Klett & Richt. |
|
| Stellaria umbellata Turcz. ex Kar. & Kir. |
umbrella starwort |
| Alsine baicalensis Coville |
|
| Stellaria gonomischa B. Boivin |
|
| Stellaria weberi B. Boivin |
|
| Stenogonum Nutt. |
buckwheat |
| Stenogonum salsuginosum Nutt. |
salty buckwheat |
| Eriogonum salsuginosum (Nutt.) Hook. |
|
| Stenotus Nutt. |
mock goldenweed |
| Stenotus acaulis (Nutt.) Nutt. |
stemless mock goldenweed |
| Haplopappus acaulis (Nutt.) A. Gray |
|
| Haplopappus acaulis (Nutt.) A. Gray ssp. typicus H.M. Hall |
|
| Haplopappus acaulis (Nutt.) A. Gray var. glabratus D.C. Eaton |
|
| Stenotus acaulis (Nutt.) Nutt. var. acaulis |
|
| Stenotus acaulis (Nutt.) Nutt. var. glabratus (D.C. Eaton) Kartesz & Gandhi |
|
| Stenotus lanuginosus (A. Gray) Greene |
woolly mock goldenweed |
| Haplopappus lanuginosus A. Gray |
|
| Haplopappus lanuginosus A. Gray ssp. andersonii (Rydb.) H.M. Hall |
|
| Haplopappus lanuginosus A. Gray ssp. typicus H.M. Hall |
|
| Haplopappus lanuginosus A. Gray var. andersonii (Rydb.) Cronquist |
|
| Stenotus andersonii Rydb. |
|
| Stenotus lanuginosus (A. Gray) Greene var. andersonii (Rydb.) H.M. Hall |
|
| Stenotus lanuginosus (A. Gray) Greene var. lanuginosus |
|
| Stephanomeria Nutt. |
wirelettuce |
| Stephanomeria exigua Nutt. |
small wirelettuce |
| Stephanomeria exigua Nutt. ssp. coronaria (Greene) Gottlieb |
whiteplume wirelettuce |
| Stephanomeria coronaria Greene |
|
| Stephanomeria exigua Nutt. var. coronaria (Greene) Jeps. |
|
| Stephanomeria exigua Nutt. ssp. exigua |
small wirelettuce |
| Lygodesmia bigelovii (A. Gray) Shinners |
|
| Stephanomeria exigua Nutt. ssp. pentachaeta D.C. Eaton |
|
| Stephanomeria exigua Nutt. var. pentachaeta (D.C. Eaton) H.M. Hall |
|
| Stephanomeria lactucina A. Gray |
lettuce wirelettuce |
| Stephanomeria minor (Hook.) Nutt. |
lesser wirelettuce |
| Stephanomeria minor (Hook.) Nutt. var. minor |
narrowleaf wirelettuce |
| Stephanomeria tenuifolia (Raf.) H.M. Hall |
|
| Stephanomeria minor (Hook.) Nutt. var. myrioclada (D.C. Eaton) Kartesz |
narrowleaf wirelettuce |
| Stephanomeria myrioclada D.C. Eaton |
|
| Stephanomeria tenuifolia (Raf.) H.M. Hall var. myrioclada (D.C. Eaton) Cronquist |
|
| Stephanomeria paniculata Nutt. |
tufted wirelettuce |
| Stephanomeria parryi A. Gray |
Parry's wirelettuce |
| Stephanomeria pauciflora (Torr.) A. Nelson |
brownplume wirelettuce |
| Lygodesmia pauciflora (Torr.) Shinners |
|
| Ptiloria pauciflora (Torr.) Raf. |
|
| Stephanomeria cinerea (S.F. Blake) S.F. Blake |
|
| Stephanomeria lygodesmoides M.E. Jones |
|
| Stephanomeria neomexicana (Greene) Cory |
|
| Stephanomeria pauciflora (Torr.) A. Nelson var. parishii (Jeps.) Munz |
|
| Stephanomeria pauciflora (Torr.) A. Nelson var. pauciflora |
|
| Stephanomeria virgata Benth. |
rod wirelettuce |
| Stephanomeria virgata Benth. ssp. pleurocarpa (Greene) Gottlieb |
wand wirelettuce |
| Stillingia Garden ex L. |
toothleaf |
| Stillingia linearifolia S. Watson |
queen's-root |
| Stillingia spinulosa Torr. |
annual toothleaf |
| Streptanthella Rydb. |
streptanthella |
| Streptanthella longirostris (S. Watson) Rydb. |
longbeak streptanthella |
| Streptanthella longirostris (S. Watson) Rydb. var. derelicta J.T. Howell |
|
| Streptanthus Nutt. |
twistflower |
| Streptanthus cordatus Nutt. |
heartleaf twistflower |
| Streptanthus cordatus Nutt. var. cordatus |
heartleaf twistflower |
| Streptanthus diversifolius S. Watson |
variableleaf jewelflower |
| Streptanthus oliganthus Rollins |
Masonic Mountain jewelflower |
| Streptanthus tortuosus Kellogg |
shieldplant |
| Streptanthus tortuosus Kellogg var. orbiculatus (Greene) H.M. Hall |
shieldplant |
| Stroganowia Kar. & Kir. |
stroganowia |
| Stroganowia tiehmii Rollins |
Talapoosa Peak pearpod |
| Stuckenia Böerner |
pondweed |
| Stuckenia filiformis (Pers.) Böerner |
fineleaf pondweed |
| Stuckenia filiformis (Pers.) Böerner ssp. alpina (Blytt) Haynes, D.H. Les & M. Kral |
fineleaf pondweed |
| Coleogeton filiformis (Pers.) D.H. Les & Haynes ssp. alpinus (Blytt) D.H. Les & Haynes |
|
| Potamogeton filiformis Pers. var. alpinus (Blytt) Asch. & Graebn. |
|
| Potamogeton filiformis Pers. var. borealis (Raf.) H. St. John |
|
| Potamogeton filiformis Pers. var. macounii Morong |
|
| Stuckenia filiformis (Pers.) Böerner ssp. alpinus (Blytt) Haynes, D.H. Les & M. Kral, orth. var. |
|
| Stuckenia filiformis (Pers.) Böerner var. alpina (Blytt) Dorn |
|
| Stuckenia filiformis (Pers.) Böerner ssp. occidentalis (J.W. Robbins) Haynes, D.H. Les & M. Kral |
western fineleaf pondweed |
| Coleogeton filiformis (Pers.) D.H. Les & Haynes ssp. occidentalis (J.W. Robbins) D.H. Les & Haynes |
|
| Potamogeton filiformis Pers. var. occidentalis (J.W. Robbins) Morong |
|
| Potamogeton interior Rydb. |
|
| Stuckenia filiformis (Pers.) Böerner var. occidentalis (J.W. Robbins) Dorn |
|
| Stuckenia pectinata (L.) Böerner |
sago pondweed |
| Coleogeton pectinatus (L.) D.H. Les & Haynes |
|
| Potamogeton pectinatus L. |
|
| Stuckenia pectinatus (L.) Böerner |
|
| Stuckenia striata (Ruiz & Pav.) Holub |
broadleaf pondweed |
| Potamogeton filiformis Pers. var. latifolius (J.W. Robbins) Reveal |
|
| Potamogeton latifolius (J.W. Robbins) Morong |
|
| Potamogeton striatus Ruiz & Pav. |
|
| Stuckenia striatus (Ruiz & Pav.) Holub |
|
| Stylocline Nutt. |
neststraw |
| Stylocline intertexta Morefield |
Morefield's neststraw |
| Stylocline micropoides A. Gray |
woollyhead neststraw |
| Stylocline psilocarphoides M. Peck |
baretwig neststraw |
| Suaeda Forssk. ex J.F. Gmel. |
seepweed |
| Suaeda calceoliformis (Hook.) Moq. |
Pursh seepweed |
| Dondia depressa auct. non (Pursh) Britton |
|
| Schoberia occidentalis S. Watson |
|
| Suaeda americana (Pers.) Fernald |
|
| Suaeda depressa auct. non (Pursh) S. Watson |
|
| Suaeda depressa (Pursh) S. Watson var. erecta S. Watson |
|
| Suaeda maritima (L.) Dumort. var. americana (Pers.) B. Boivin |
|
| Suaeda minutiflora S. Watson |
|
| Suaeda occidentalis (S. Watson) S. Watson |
|
| Suaeda moquinii (Torr.) Greene |
Mojave seablite |
| Dondia fruticosa auct. non (Forssk.) Northrup |
|
| Suaeda fruticosa auct. non Forssk. |
|
| Suaeda intermedia S. Watson |
|
| Suaeda nigra J.F. Macbr. |
|
| Suaeda ramosissima (Standl.) I.M. Johnst. |
|
| Suaeda torreyana S. Watson |
|
| Suaeda torreyana S. Watson var. ramosissima (Standl.) Munz |
|
| Subularia L. |
awlwort |
| Subularia aquatica L. |
waterawlwort |
| Subularia aquatica L. var. americana (G. Mulligan & Calder) B. Boivin |
American waterawlwort |
| Subularia aquatica L. ssp. americana G. Mulligan & Calder |
|
| Subularia aquatica L. ssp. mexicana G.A. Mulligan & Calder, ined.? |
|
| Swertia L. |
felwort |
| Swertia perennis L. |
felwort |
| Swertia perennis L. var. obtusa (Ledeb.) Ledeb. ex Griseb. |
|
| Symphoricarpos Duham. |
snowberry |
| Symphoricarpos acutus (A. Gray) Dieck |
sharpleaf snowberry |
| Symphoricarpos mollis Nutt. var. acutus A. Gray |
|
| Symphoricarpos longiflorus A. Gray |
desert snowberry |
| Symphoricarpos mollis Nutt. |
creeping snowberry |
| Symphoricarpos albus (L.) S.F. Blake var. mollis (Nutt.) D.D. Keck |
|
| Symphoricarpos oreophilus A. Gray |
mountain snowberry |
| Symphoricarpos oreophilus A. Gray var. oreophilus |
mountain snowberry |
| Symphoricarpos rotundifolius A. Gray var. oreophilus (A. Gray) M.E. Jones |
|
| Symphoricarpos oreophilus A. Gray var. utahensis (Rydb.) A. Nelson |
Utah snowberry |
| Symphoricarpos tetonensis A. Nelson |
|
| Symphoricarpos utahensis Rydb. |
|
| Symphoricarpos vaccinioides Rydb. |
|
| Symphoricarpos rotundifolius A. Gray |
roundleaf snowberry |
| Symphoricarpos rotundifolius A. Gray var. parishii (Rydb.) Dempster |
Parish's snowberry |
| Symphoricarpos oreophilus A. Gray var. parishii (Rydb.) Cronquist |
|
| Symphoricarpos parishii Rydb. |
|
| Symphyotrichum Nees |
aster |
| Symphyotrichum ascendens (Lindl.) G.L. Nesom |
western aster |
| Aster adscendens Lindl. |
|
| Aster ascendens Lindl. |
|
| Aster chilensis Nees ssp. adscendens (Lindl.) Cronquist |
|
| Aster macounii Rydb. |
|
| Aster subgriseus Rydb. |
|
| Virgulaster ascendens (Lindl.) Semple |
|
| Symphyotrichum campestre (Nutt.) G.L. Nesom |
western meadow aster |
| Symphyotrichum campestre (Nutt.) G.L. Nesom var. bloomeri (A. Gray) G.L. Nesom |
Bloomer's aster |
| Aster bloomeri A. Gray |
|
| Aster campestris Nutt. var. bloomeri (A. Gray) A. Gray |
|
| Symphyotrichum campestre (Nutt.) G.L. Nesom var. campestre |
western meadow aster |
| Aster campestris Nutt. |
|
| Virgulus campestris (Nutt.) Reveal & Keener |
|
| Symphyotrichum eatonii (A. Gray) G.L. Nesom |
Eaton's aster |
| Aster bracteolatus auct. non Nutt. p.p. |
|
| Aster cordalenus L.F. Hend. |
|
| Aster eatonii (A. Gray) Howell |
|
| Aster foliaceus Lindl. ex DC. var. eatonii A. Gray |
|
| Aster mearnsii Rydb. |
|
| Aster oregonus auct. non (Nutt.) Torr. & A. Gray |
|
| Symphyotrichum bracteolatum auct. non (Nutt.) G.L. Nesom p.p. |
|
| Symphyotrichum expansum (Poepp. ex Spreng.) G.L. Nesom |
southwestern annual saltmarsh aster |
| Aster inconspicuus Less. |
|
| Aster subulatus Michx. var. cubensis (DC.) Shinners |
|
| Tripolium subulatum (L.) Nees var. parviflorum Nees |
|
| Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom |
alpine leafybract aster |
| Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom var. apricum (A. Gray) G.L. Nesom |
alpine leafybract aster |
| Aster apricus (A. Gray) Rydb. |
|
| Aster foliaceus Lindl. ex DC. var. apricus A. Gray |
|
| Aster subspicatus Nees var. apricus (A. Gray) B. Boivin |
|
| Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom var. canbyi (A. Gray) G.L. Nesom |
Canby's aster |
| Aster foliaceus Lindl. ex DC. var. burkei A. Gray |
|
| Aster foliaceus Lindl. ex DC. var. canbyi A. Gray |
|
| Aster phyllodes Rydb. |
|
| Aster tweedyi Rydb. |
|
| Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom var. parryi (D.C. Eaton) G.L. Nesom |
Parry's aster |
| Aster ascendens Lindl. var. parryi D.C. Eaton |
|
| Aster diabolicus Piper |
|
| Aster foliaceus Lindl. ex DC. var. frondeus A. Gray |
|
| Aster foliaceus Lindl. ex DC. var. parryi (D.C. Eaton) A. Gray |
|
| Aster foliaceus Lindl. ex DC. var. subpetiolatus Fernald |
|
| Aster frondeus (A. Gray) Greene |
|
| Symphyotrichum frondosum (Nutt.) G.L. Nesom |
short-rayed alkali aster |
| Aster frondosus (Nutt.) Torr. & A. Gray |
|
| Brachyactis frondosa (Nutt.) A. Gray |
|
| Tripolium frondosum Nutt. |
|
| Symphyotrichum laeve (L.) A. Löve & D. Löve |
smooth blue aster |
| Symphyotrichum laeve (L.) A. Löve & D. Löve var. geyeri (A. Gray) G.L. Nesom |
Geyer's aster |
| Aster geyeri (A. Gray) Howell |
|
| Aster laevis L. var. geyeri A. Gray |
|
| Aster laevis L. var. guadalupensis A.G. Jones |
|
| Aster pickettianus Suksd. |
|
| Symphyotrichum lanceolatum (Willd.) G.L. Nesom |
white panicle aster |
| Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. hesperium (A. Gray) G.L. Nesom |
white panicle aster |
| Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. hesperium (A. Gray) G.L. Nesom var. hesperium |
white panicle aster |
| Aster hesperius A. Gray |
|
| Aster hesperius A. Gray var. laetevirens (Greene) Cronquist |
|
| Aster hesperius A. Gray var. wootonii Greene |
|
| Aster laetevirens Greene |
|
| Aster lanceolatus Willd. ssp. hesperius (A. Gray) Semple & Chmielewski |
|
| Aster osterhoutii Rydb. |
|
| Aster wootonii (Greene) Greene |
|
| Symphyotrichum hesperium (A. Gray) A. Löve & D. Löve |
|
| Symphyotrichum spathulatum (Lindl.) G.L. Nesom |
western mountain aster |
| Symphyotrichum spathulatum (Lindl.) G.L. Nesom var. intermedium (A. Gray) G.L. Nesom |
larger western mountain aster |
| Aster occidentalis (Nutt.) Torr. & A. Gray var. intermedius A. Gray |
|
| Symphyotrichum spathulatum (Lindl.) G.L. Nesom var. spathulatum |
western mountain aster |
| Aster ascendens Lindl. var. fremontii Torr. & A. Gray |
|
| Aster delectabilis H.M. Hall |
|
| Aster fremontii (Torr. & A. Gray) A. Gray |
|
| Aster fremontii (Torr. & A. Gray) A. Gray var. parishii A. Gray |
|
| Aster occidentalis (Nutt.) Torr. & A. Gray |
|
| Aster occidentalis (Nutt.) Torr. & A. Gray var. delectabilis (H.M. Hall) Ferris |
|
| Aster occidentalis (Nutt.) Torr. & A. Gray var. fremontii (Torr. & A. Gray) A.G. Jones |
|
| Aster occidentalis (Nutt.) Torr. & A. Gray var. parishii (A. Gray) Ferris |
|
| Aster spathulatus Lindl. |
|
| Symphyotrichum spathulatum (Lindl.) G.L. Nesom var. fremontii (Torr. & A. Gray) G.L. Nesom |
|
| Tripolium occidentale Nutt. |
|
| Synthyris Benth. |
kittentails |
| Synthyris ranunculina Pennell |
Charleston Mountain kittentails |
| Syntrichopappus A. Gray |
Fremont's-gold |
| Syntrichopappus fremontii A. Gray |
yellowray Fremont's-gold |
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