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Taxon author: S.L. Welsh

ITIS records citing taxon author "S.L. Welsh"
 
 Kingdom Plantae
  Abronia argillosa S.L. Welsh & Goodrich -- not accepted -- clay sand verbena
  Abronia bolackii N.D. Atwood, S.L. Welsh & K.D. Heil -- not accepted -- Bolack's sand verbena
  Abronia nana var. harrisii S.L. Welsh -- not accepted -- Harris' dwarf sand verbena
  Agoseris glauca var. cronquistii S.L. Welsh -- not accepted -- pale agoseris
  Agropyron boreale var. alaskanum (Scribn. & Merr.) S.L. Welsh -- not accepted
  Agropyron boreale var. hyperarcticum (Polunin) S.L. Welsh -- not accepted
  Agropyron caninum var. mitchellii S.L. Welsh -- not accepted
  Aliciella latifolia ssp. imperialis (S.L. Welsh) J.M. Porter -- accepted -- broadleaf gilia
  Allium geyeri var. chatterleyi S.L. Welsh -- accepted -- Geyer's onion
  Ambrosia sandersonii S.L. Welsh -- not accepted
  Androsace alaskana var. reediae S.L. Welsh & Goodrich -- not accepted
  Antennaria alpina var. compacta (Malte) S.L. Welsh -- not accepted
  Antennaria alpina var. megacephala (Fernald) S.L. Welsh -- not accepted
  Antennaria alpina var. stolonifera (A.E. Porsild) S.L. Welsh -- not accepted
  Aquilegia desolaticola S.L. Welsh & N.D. Atwood -- accepted -- desolation columbine
  Aquilegia flavescens var. rubicunda (Tidestr.) S.L. Welsh -- not accepted -- yellow columbine
  Aquilegia formosa var. fosteri S.L. Welsh -- not accepted
  Aquilegia fosteri (S.L. Welsh) S.L. Welsh -- not accepted
  Aquilegia grahamii S.L. Welsh & Goodrich -- accepted -- Graham's columbine
  Aquilegia loriae S.L. Welsh & N.D. Atwood -- accepted -- Lori's columbine
  Arabis confinis var. interposita (Greene) S.L. Welsh & Reveal -- not accepted
  Arabis vivariensis S.L. Welsh -- not accepted -- Park rockcress
  Aralia racemosa ssp. bicrenata (Wooton & Standl.) S.L. Welsh & N.D. Atwood -- accepted -- American spikenard
  Arenaria fendleri var. aculeata (S. Watson) S.L. Welsh -- not accepted
  Arenaria laricifolia var. hultenii S.L. Welsh -- not accepted
  Arenaria rossii var. elegans (Cham. & Schltdl.) S.L. Welsh -- not accepted
  Arenaria rubella var. filiorum (Maguire) S.L. Welsh -- not accepted
  Arnica alpina var. lonchophylla (Greene) S.L. Welsh -- not accepted
  Arnica louiseana var. frigida (C.A. Mey. ex Iljin) S.L. Welsh -- not accepted
  Artemisia campestris ssp. borealis var. petiolata S.L. Welsh -- not accepted
  Artemisia campestris var. canadensis (Michx.) S.L. Welsh -- not accepted
  Artemisia campestris var. strutziae S.L. Welsh -- not accepted
  Artemisia frigida var. williamsiae S.L. Welsh -- not accepted
  Artemisia norvegica var. comata (Rydb.) S.L. Welsh -- not accepted
  Artemisia norvegica var. piceetorum S.L. Welsh & Goodrich -- not accepted
  Artemisia nova var. duchesnicola S.L. Welsh & Goodrich -- not accepted
  Artemisia tilesii var. aleutica (Hultén) S.L. Welsh -- not accepted
  Artemisia tridentata var. wyomingensis (Beetle & Young) S.L. Welsh -- not accepted
  Asclepias sanjuanensis K.D. Heil, J.M. Porter & S.L. Welsh -- accepted -- San Juan milkweed, San Juan River milkweed
  Aster glaucodes var. pulcher (S.F. Blake) Kearney & Peebles ex S.L. Welsh -- not accepted
  Aster glaucodew var. pulcher (S.F. Blake) Kearney & Peebles ex S.L. Welsh -- not accepted
  Aster glaucus var. pulcher (S.F. Blake) Kearney & Peebles ex S.L. Welsh -- not accepted
  Aster kingii var. barnebyana (S.L. Welsh & Goodrich) S.L. Welsh -- not accepted
  Astragalus adsurgens ssp. robustior (Hook.) S.L. Welsh -- not accepted
  Astragalus adsurgens ssp. viciifolius S.L. Welsh -- not accepted
  Astragalus ampullarioides (S.L. Welsh) S.L. Welsh -- accepted -- Shivwits milk-vetch
  Astragalus anserinus N.D. Atwood, Goodrich & S.L. Welsh -- accepted -- Goose Creek milkvetch
  Astragalus argophyllus var. alvis S.L. Welsh -- accepted -- streambed milkvetch
  Astragalus argophyllus var. stocksii (S.L. Welsh) Barneby ex Isely -- not accepted -- silverleaf milkvetch
  Astragalus atwoodii S.L. Welsh & K.H. Thorne -- accepted -- Atwood's milkvetch, Duane's milkvetch
  Astragalus australis var. aboriginorum (Richardson) S.L. Welsh -- not accepted
  Astragalus australis var. cottonii (M.E. Jones) S.L. Welsh -- accepted -- Cotton's milkvetch
  Astragalus australis var. lepagei (Hultén) S.L. Welsh -- accepted -- Lepage's milkvetch
  Astragalus australis var. muriei (Hultén) S.L. Welsh -- accepted -- Yukon milkvetch
  Astragalus barnebyi S.L. Welsh & N.D. Atwood -- accepted -- Barneby milk-vetch, Barneby's milkvetch
  Astragalus bisulcatus var. major (M.E. Jones) S.L. Welsh -- accepted -- twogrooved milkvetch
  Astragalus chuskanus var. spellenbergii S.L. Welsh & N.D. Atwood -- accepted -- San Juan milkvetch
  Astragalus cliffordii S.L. Welsh & N.D. Atwood -- accepted -- Clifford's milkvetch
  Astragalus concordius S.L. Welsh -- accepted -- hairy-pod milkvetch
  Astragalus conjunctus var. rickardii S.L. Welsh, K.A. Beck & F. Caplow -- accepted -- Idaho milkvetch
  Astragalus consobrinus (Barneby) S.L. Welsh -- accepted -- Bicknell's milkvetch
  Astragalus cottamii S.L. Welsh -- accepted -- Cottam milk-vetch, Cottam's milkvetch
  Astragalus cutleri (Barneby) S.L. Welsh -- accepted -- Cutler's milkvetch
  Astragalus debequaeus S.L. Welsh -- accepted -- DeBeque milkvetch
  Astragalus equisolensis Neese & S.L. Welsh -- accepted -- Elizabeth's milkvetch, horseshoe milk-vetch
  Astragalus eremiticus var. ampullarioides S.L. Welsh -- not accepted
  Astragalus flavus var. higginsii S.L. Welsh -- accepted -- Larry's stinking milkvetch
  Astragalus heilii S.L. Welsh & N.D. Atwood -- accepted -- Heil's milkvetch
  Astragalus henrimontanensis S.L. Welsh -- accepted -- Dana's milkvetch
  Astragalus iselyi S.L. Welsh -- accepted -- Isely milkvetch, Isely's milkvetch
  Astragalus laccoliticus (M.E. Jones) S.L. Welsh -- accepted -- laccolite milkvetch
  Astragalus laxmannii var. robustior (Hook.) Barneby & S.L. Welsh -- accepted -- prairie milkvetch
  Astragalus laxmannii var. tananaicus (Hultén) Barneby & S.L. Welsh -- accepted -- standing milkvetch
  Astragalus lentiginosus var. higginsii S.L. Welsh & K.H. Thorne -- accepted -- Higgins' milkvetch
  Astragalus lentiginosus var. multiracemosus S.L. Welsh & N.D. Atwood -- accepted -- Lamoille Canyon milkvetch
  Astragalus lentiginosus var. pohilii S.L. Welsh & Barneby -- not accepted
  Astragalus lentiginosus var. pohlii S.L. Welsh & Barneby -- accepted -- Pohl's milkvetch
  Astragalus lentiginosus var. trumbullensis S.L. Welsh & N.D. Atwood -- accepted -- Mt. Trumbull milkvetch
  Astragalus lentiginosus var. wahweapensis S.L. Welsh -- accepted -- Wahweap freckled milkvetch
  Astragalus limnocharis var. montii (S.L. Welsh) Isely -- not accepted -- heliotrope milk-vetch, Monti's milkvetch
  Astragalus limnocharis var. tabulaeus S.L. Welsh -- accepted -- Table Cliff milkvetch
  Astragalus molybdenus var. lackschewitzii (Lavin & H. Marriott) S.L. Welsh -- accepted -- Lackschewitz's milkvetch
  Astragalus molybdenus var. shultziorum (Barneby) S.L. Welsh -- accepted -- Shultz' milkvetch
  Astragalus montii S.L. Welsh -- accepted -- heliotrope milk-vetch, Monti's milkvetch
  Astragalus monumentalis var. cottamii (S.L. Welsh) Isely -- not accepted -- Cottam milkvetch, Cottam's milkvetch
  Astragalus oophorus var. wilkenii S.L. Welsh -- accepted -- Wilken's egg milkvetch
  Astragalus pinonis var. atwoodii (S.L. Welsh & K.H. Thorne) Barneby & Isely -- not accepted -- Duane milkvetch, Duane's milkvetch
  Astragalus piscator Barneby & S.L. Welsh -- accepted -- Fisher milkvetch
  Astragalus praelongus var. avonensis (S.L. Welsh & N.D. Atwood) S.L. Welsh -- accepted -- Avon milkvetch
  Astragalus pubentissimus var. peabodianus (M.E. Jones) S.L. Welsh -- accepted -- Peabody's milkvetch
  Astragalus pulsiferae var. coronensis S.L. Welsh, Ondricek, & G. Clifton -- accepted -- ram's horn milkvetch
  Astragalus robbinsii var. morganiae S.L. Welsh -- accepted -- Maxcine's milkvetch
  Astragalus sabulosus var. vehiculus S.L. Welsh -- accepted -- stage milkvetch
  Astragalus stocksii S.L. Welsh -- not accepted
  Astragalus subcinereus var. basalticus S.L. Welsh -- accepted -- Fremont Junction milkvetch
  Astragalus subcinereus var. sileranus (M.E. Jones) S.L. Welsh -- accepted -- Siler's milkvetch
  Astragalus tegetarioides var. anxius (Meinke & Kaye) S.L. Welsh -- accepted -- Ash Valley milkvetch, troubled milkvetch
  Astragalus toanus var. scidulus S.L. Welsh & N.D. Atwood -- accepted -- Toano milkvetch
  Astragalus zionis var. vigulus S.L. Welsh -- accepted -- Zion milkvetch
  Atriplex acanthocarpa var. coahuilensis (Henrickson) S.L. Welsh & Crompton -- accepted -- tubercled saltbush
  Atriplex argentea var. expansa (S. Watson) S.L. Welsh & Reveal -- accepted -- silverscale saltbush
  Atriplex argentea var. longitrichoma (Stutz, G.L. Chu & S.C. Sand.) S.L. Welsh -- accepted -- long-hair silverscale
  Atriplex argentea var. mohavensis (M.E. Jones) S.L. Welsh -- not accepted -- silverscale saltbush
  Atriplex argentea var. rydbergii (Standl.) S.L. Welsh -- accepted -- thickfoot saltbush
  Atriplex canescens var. gigantea S.L. Welsh & Stutz -- accepted -- fourwing saltbush
  Atriplex canescens var. occidentalis (Torr. & Frém.) S.L. Welsh & Stutz -- not accepted
  Atriplex cordulata var. erecticaulis (Stutz, G.L. Chu & S.C. Sand.) S.L. Welsh -- accepted -- erectstem saltbush
  Atriplex coronata var. vallicola (Hoover) S.L. Welsh -- accepted -- Lost Hills saltbush
  Atriplex gardneri var. aptera (A. Nelson) S.L. Welsh & Crompton -- accepted -- moundscale, Nelson's saltbush
  Atriplex gardneri var. bonnevillensis (C.A. Hanson) S.L. Welsh -- accepted -- Bonneville saltbush
  Atriplex gardneri var. cuneata (A. Nelson) S.L. Welsh -- accepted -- valley saltbush
  Atriplex gardneri var. falcata (M.E. Jones) S.L. Welsh -- accepted -- sickle saltbush
  Atriplex gardneri var. welshii (C.A. Hanson) S.L. Welsh -- accepted -- Welsh's saltbush
  Atriplex garrettii var. navajoensis (C.A. Hanson) S.L. Welsh & Crompton -- accepted -- Navajo saltbush
  Atriplex glabriuscula var. acadiensis (Tascher.) S.L. Welsh -- accepted -- maritime saltbush
  Atriplex glabriuscula var. franktonii (Tascher.) S.L. Welsh -- accepted -- Frankton's atriplex, Frankton's saltbush
  Atriplex gmelinii var. alaskensis (S. Watson) S.L. Welsh -- accepted -- Alaska orache
  Atriplex parishii var. depressa (Jeps.) S.L. Welsh -- accepted -- brittlescale
  Atriplex parishii var. minuscula (Standl.) S.L. Welsh -- accepted -- lesser saltscale
  Atriplex parishii var. persistens (Stutz & G.L. Chu) S.L. Welsh -- accepted -- Sacramento saltbush
  Atriplex parishii var. subtilis (Stutz & G.L. Chu) S.L. Welsh -- accepted -- deltoid-bract saltbush
  Atriplex patula var. alaskensis (S. Watson) S.L. Welsh -- not accepted
  Atriplex patula var. triangularis (Willd.) K.H. Thorne & S.L. Welsh -- not accepted
  Atriplex powellii var. multicarpa (Stutz & G.L. Chu) S.L. Welsh -- accepted -- Tununk saltbush
  Atriplex saccaria var. asterocarpa (Stutz, G.L. Chu & S.C. Sand.) S.L. Welsh -- accepted -- Chinle saltbush
  Atriplex saccaria var. caput-medusae (Eastw.) S.L. Welsh -- not accepted
  Atriplex saccaria var. cornuta (M.E. Jones) S.L. Welsh -- accepted -- flathorn orach
  Atriplex wolfii var. tenuissima (A. Nelson) S.L. Welsh -- accepted -- slender saltbush
  Boechera fernaldiana ssp. vivariensis (S.L. Welsh) Windham & Al-Shehbaz -- accepted -- park rockcress
  Boechera goodrichii (S.L. Welsh) N.H. Holmgren -- accepted
  Boechera harrisonii (S.L. Welsh) Windham & Al-Shehbaz -- accepted
  Boechera microphylla var. harrisonii (S.L. Welsh) N.H. Holmgren -- not accepted
  Boechera vivariensis (S.L. Welsh) W.A. Weber -- not accepted
  Brickellia microphylla var. watsonii (B.L. Rob.) S.L. Welsh -- not accepted -- Watson's brickellbush
  Camissonia bairdii S.L. Welsh -- not accepted -- Baird's camissoria, Baird's evening-primrose
  Camissonia scapoidea var. utahensis (P.H. Raven) S.L. Welsh -- not accepted
  Carex haysii S.L. Welsh -- not accepted -- Hays' sedge
  Ceanothus greggii var. franklinii S.L. Welsh -- accepted -- desert ceanothus
  Cerastium beeringianum var. aleuticum (Hultén) S.L. Welsh -- not accepted
  Ceratoides lanata var. ruinina S.L. Welsh -- not accepted
  Chenopodium capitatum var. parvicapitatum S.L. Welsh -- accepted
  Chrysothamnus nauseosus var. arenarius (L.C. Anderson) S.L. Welsh -- not accepted
  Chrysothamnus nauseosus var. iridis (L.C. Anderson) S.L. Welsh -- not accepted
  Chrysothamnus nauseosus var. nitidus (L.C. Anderson) S.L. Welsh -- not accepted
  Chrysothamnus nauseosus var. uintahensis (L.C. Anderson) S.L. Welsh -- not accepted
  Cirsium arizonicum var. nidulum (M.E. Jones) S.L. Welsh -- not accepted -- Arizona thistle
  Cirsium barnebyi S.L. Welsh & Neese -- accepted -- Barneby's thistle
  Cirsium calcareum var. bipinnatum (Eastw.) S.L. Welsh -- not accepted
  Cirsium calcareum var. pulchellum (Greene) S.L. Welsh -- not accepted
  Cirsium eatonii var. harrisonii S.L. Welsh -- not accepted
  Cirsium eatonii var. murdockii S.L. Welsh -- accepted -- Murdock's thistle, northern mountain thistle
  Cirsium joanne S.L. Welsh, N.D. Atwood & L.C. Higgins -- accepted -- Joanna's thistle
  Cirsium murdockii (S.L. Welsh) Cronquist -- not accepted -- Murdock's thistle
  Cirsium neomexicanum var. utahense (Petr.) S.L. Welsh -- not accepted -- Utah thistle
  Cirsium ownbeyi S.L. Welsh -- accepted -- Ownbey's thistle
  Cirsium scariosum var. thorneae S.L. Welsh -- accepted -- meadow thistle
  Cirsium undulatum var. tracyi (Rydb.) S.L. Welsh -- not accepted -- gray thistle, Tracy's thistle, wavyleaf thistle
  Cirsium virginense S.L. Welsh -- not accepted -- virgin thistle
  Cleomella hillmanii var. goodrichii (S.L. Welsh) P.K. Holmgren -- accepted -- Hillman's stinkweed
  Cleomella palmeriana var. goodrichii S.L. Welsh -- not accepted
  Cochlearia officinalis var. sessilifolia (Rollins) S.L. Welsh -- not accepted
  Crataegus douglasii var. duchesnensis S.L. Welsh -- not accepted -- Duchesne black hawthorn
  Cryptantha cinerea var. arenicola Higgins & S.L. Welsh -- accepted -- James' catseye, James' cryptantha
  Cryptantha creutzfeldtii S.L. Welsh -- accepted -- Creutzfeldt's cryptantha
  Cycladenia humilis var. jonesi (Eastw.) S.L. Welsh & N.D. Atwood -- not accepted
  Cycladenia humilis var. jonesii (Eastw.) S.L. Welsh & N.D. Atwood -- accepted -- Jones' cycladenia, Jones' waxy dogbane, Jones' waxydogbane
  Cymopterus acaulis var. higginsii (S.L. Welsh) Goodrich -- not accepted -- Higgins biscuitroot, Higgins' springparsley
  Cymopterus beckii S.L. Welsh & Goodrich -- accepted -- featherleaf springparsley
  Cymopterus goodrichii S.L. Welsh & Neese -- accepted -- Goodrich's springparsley, Toiyabe springparsley
  Cymopterus higginsii S.L. Welsh -- not accepted
  Cymopterus trotteri (S.L. Welsh & Goodrich) Cronquist -- not accepted
  Dalea epica S.L. Welsh -- not accepted
  Dalea flavescens (S. Watson) S.L. Welsh -- accepted -- Canyonlands prairie clover, Canyonlands prairieclover
  Dalea flavescens var. epica (S.L. Welsh) Chatterley -- not accepted -- Hole-In-The-Rock prairie-clover
  Delphinium andersonii var. scaposum (Greene) S.L. Welsh -- not accepted
  Delphinium occidentale var. barbeyi (Huth) S.L. Welsh -- not accepted
  Descurainia pinnata var. paysonii (Detling) S.L. Welsh & Reveal -- not accepted
  Descurainia richardsonii var. brevipes (Nutt.) S.L. Welsh & Reveal -- not accepted
  Dodecatheon pulchellum var. zionense (Eastw.) S.L. Welsh -- not accepted
  Draba asprella var. zionensis (C.L. Hitchc.) S.L. Welsh & Reveal -- not accepted -- Zion draba, Zion whitlowgrass
  Draba borealis var. maxima (Hultén) S.L. Welsh -- not accepted
  Draba borealis var. maxima (Hultén) S.L. Welsh -- not accepted
  Draba densifolia var. apiculata (C.L. Hitchc.) S.L. Welsh -- not accepted
  Draba densifolia var. daviesiae (C.L. Hitchc.) S.L. Welsh & Reveal -- not accepted
  Draba inexpectata S.L. Welsh -- accepted
  Draba kassii S.L. Welsh -- accepted -- Kass' draba
  Draba oligosperma var. juniperina (Dorn) S.L. Welsh -- not accepted
  Epilobium alpinum var. sertulatum (Hausskn.) S.L. Welsh -- not accepted
  Epilobium palustre var. davuricum (Fisch. ex Hornem.) S.L. Welsh -- not accepted
  Ericameria lignumviridis (S.L. Welsh) G.L. Nesom -- accepted -- Greenwood's goldenbush
  Erigeron awapensis S.L. Welsh -- not accepted -- Awapa fleabane
  Erigeron canaani S.L. Welsh -- accepted -- Abajo fleabane
  Erigeron carringtoniae S.L. Welsh -- not accepted -- Sanpete County fleabane
  Erigeron cavernensis S.L. Welsh & N.D. Atwood -- accepted -- lone fleabane
  Erigeron goodrichii S.L. Welsh -- accepted -- Uinta Mountain fleabane
  Erigeron huberi S.L. Welsh & N.D. Atwood -- not accepted
  Erigeron kachinensis S.L. Welsh & Glen Moore -- accepted -- kachina fleabane
  Erigeron maguirei var. harrisonii S.L. Welsh -- not accepted
  Erigeron sionis var. trilobatus (Maguire ex Cronquist) S.L. Welsh -- accepted -- professor's fleabane
  Erigeron speciosus var. mollis (A. Gray) S.L. Welsh -- not accepted
  Erigeron speciosus var. uintahensis (Cronquist) S.L. Welsh -- not accepted
  Erigeron untermannii S.L. Welsh & Goodrich -- accepted -- Indian Canyon fleabane
  Erigeron wahwahensis S.L. Welsh -- not accepted
  Erigeron zothecinus S.L. Welsh -- not accepted -- Lake Powell fleabane
  Eriogonum batemanii var. eremicum (Reveal) S.L. Welsh -- not accepted
  Eriogonum batemanii var. ostlundii (M.E. Jones) S.L. Welsh -- not accepted
  Eriogonum brevicaule var. desertorum (Maguire) S.L. Welsh -- not accepted
  Eriogonum brevicaule var. ephedroides (Reveal) S.L. Welsh -- not accepted
  Eriogonum brevicaule var. loganum (A. Nelson) S.L. Welsh -- not accepted
  Eriogonum brevicaule var. nanum (Reveal) S.L. Welsh -- accepted -- dwarf buckwheat
  Eriogonum brevicaule var. promiscuum S.L. Welsh -- not accepted
  Eriogonum brevicaule var. viridulum (Reveal) S.L. Welsh -- not accepted
  Eriogonum corymbosum var. albiflorum (Reveal) S.L. Welsh -- not accepted
  Eriogonum corymbosum var. atwoodii (Reveal) S.L. Welsh -- not accepted
  Eriogonum corymbosum var. cronquistii (Reveal) S.L. Welsh -- not accepted
  Eriogonum corymbosum var. humivagans (Reveal) S.L. Welsh -- not accepted
  Eriogonum corymbosum var. hylophilum (Reveal & Brotherson) S.L. Welsh -- not accepted
  Eriogonum corymbosum var. revealianum (S.L. Welsh) Reveal -- accepted -- crispleaf buckwheat
  Eriogonum corymbosum var. smithii (Reveal) S.L. Welsh -- not accepted
  Eriogonum corymbosum var. thompsoniae (S. Watson) S.L. Welsh -- not accepted
  Eriogonum jamesii var. higginsii S.L. Welsh -- not accepted
  Eriogonum lonchophyllum var. saurinum (Reveal) S.L. Welsh -- not accepted -- spearleaf buckwheat
  Eriogonum nummulare var. ammophilum (Reveal) S.L. Welsh -- not accepted
  Eriogonum racemosum var. coccineum (J.T. Howell) S.L. Welsh -- not accepted
  Eriogonum racemosum var. nobile S.L. Welsh & N.D. Atwood -- not accepted
  Eriogonum racemosum var. zionis (J.T. Howell) S.L. Welsh -- not accepted
  Eriogonum revealianum S.L. Welsh -- not accepted
  Eriogonum spathulatum var. natum (Reveal) S.L. Welsh -- not accepted
  Euphrasia arctica var. mollis (Ledeb.) S.L. Welsh -- not accepted
  Festuca ovina var. alaskana (Holmen) S.L. Welsh -- not accepted
  Galium mexicanum var. asperrimum (A. Gray) Higgins & S.L. Welsh -- not accepted
  Gentianella propinqua var. aleutica (Cham. & Schltdl.) S.L. Welsh -- not accepted
  Gilia latifolia var. imperialis S.L. Welsh -- not accepted -- broadleaf gilia
  Gutierrezia petradoria (S.L. Welsh & Goodrich) S.L. Welsh -- accepted -- San Pedro snakeweed
  Gutierrezia pomariensis (S.L. Welsh) S.L. Welsh -- accepted -- orchard snakeweed
  Gutierrezia sarothrae var. pomariensis S.L. Welsh -- not accepted
  Habenaria hyperborea var. viridiflora (Cham.) S.L. Welsh -- not accepted
  Habenaria zothecina L.C. Higgins & S.L. Welsh -- not accepted
  Haplopappus armerioides var. gramineus S.L. Welsh & F.J. Sm. -- not accepted
  Haplopappus lignumviridis S.L. Welsh -- not accepted
  Haplopappus racemosus var. prionophyllus (Greene) S.L. Welsh -- not accepted
  Haplopappus racemosus var. sessiliflorus (Greene) S.L. Welsh -- not accepted
  Haplopappus watsonii var. rydbergii (S.F. Blake) S.L. Welsh -- not accepted
  Hedysarum boreale ssp. boreale var. gremiale (Rollins) Northstrom & S.L. Welsh -- not accepted -- boreal sweetvetch
  Hedysarum boreale ssp. mackenziei (Richardson) S.L. Welsh -- accepted -- boreal sweetvetch, northern sweetvetch, sainfoin boréal variété de Mackenzie
  Hedysarum boreale var. gremiale (Rollins) Northstrom & S.L. Welsh -- accepted -- boreal sweetvetch, northern sweetvetch, Utah sweetvetch
  Hedysarum boreale var. mackenzei (Richardson) Northstrom & S.L. Welsh -- not accepted
  Hedysarum occidentale var. canone S.L. Welsh -- accepted -- western sweetvetch
  Herrickia kingii var. barnebyana (S.L. Welsh & Goodrich) Brouillet, Urbatsch & R.P. Roberts -- accepted -- Barneby's aster
  Hesperidanthus argillaceus (S.L. Welsh & N.D. Atwood) Al-Shehbaz -- accepted -- Uinta Basin plainsmustard
  Hesperidanthus barnebyi (S.L. Welsh & N.D. Atwood) Al-Shehbaz -- accepted -- Syes Butte plainsmustard
  Heterotheca jonesi (S.F. Blake) S.L. Welsh and N.D. Atwood -- not accepted
  Heterotheca jonesii (S.F. Blake) S.L. Welsh & N.D. Atwood -- accepted -- Jones' false goldenaster
  Hymenoclea sandersonii (S.L. Welsh) N.H. Holmgren -- accepted -- Sanderson's burrobrush
  Hymenoxys acaulis var. nana S.L. Welsh -- not accepted
  Hymenoxys depressa (Torr. & A. Gray ex A. Gray) S.L. Welsh & Reveal -- not accepted
  Hymenoxys lapidicola S.L. Welsh & Neese -- not accepted -- stone rubberweed
  Ipomopsis tridactyla (Rydb.) S.L. Welsh -- not accepted -- Cedar Breaks gilia
  Iris pariensis S.L. Welsh -- not accepted
  Juncus arcticus var. alaskanus (Hultén) S.L. Welsh -- accepted -- Alaska rush
  Juncus arcticus var. montanus (Engelm.) S.L. Welsh -- not accepted
  Lathyrus brachycalyx ssp. eucosmus (Butters & H. St. John) S.L. Welsh -- not accepted
  Lathyrus brachycalyx ssp. zionis (C.L. Hitchc.) S.L. Welsh -- not accepted -- bush pea, bush peavine
  Lathyrus brachycalyx var. eucosmus (Butters & H. St. John) S.L. Welsh -- not accepted
  Lathyrus brachycalyx var. zionis (C.L. Hitchc.) S.L. Welsh -- accepted -- bush pea
  Lathyrus lanszwertii var. arizonicus (Britton) S.L. Welsh -- not accepted
  Lathyrus lanszwertii var. laetivirens (Greene ex Rydb.) S.L. Welsh -- not accepted
  Lepidium huberi S.L. Welsh & Goodrich -- accepted -- Huber's pepperweed
  Lepidium montanum var. claronense S.L. Welsh -- not accepted -- mountain pepperweed
  Lepidium montanum var. neeseae S.L. Welsh & Reveal -- not accepted -- Elizabeth's pepperweed
  Lepidium montanum var. stellae S.L. Welsh & Reveal -- not accepted -- Kodachrome peppergrass
  Lepidium montanum var. stelliae S.L. Welsh & Reveal -- not accepted
  Lepidium montanum var. todiltoensis N.D. Atwood & S.L. Welsh -- not accepted
  Lepidium ostleri S.L. Welsh & Goodrich -- accepted -- Ostler's peppergrass, Ostler's pepperweed
  Lesquerella alpina var. parvula (Greene) S.L. Welsh & Reveal -- not accepted
  Lesquerella arctica var. calderi (G.A. Mulligan & A.E. Porsild) S.L. Welsh -- not accepted
  Lesquerella hemiphysaria var. lucens S.L. Welsh & Reveal -- not accepted -- Intermountain bladderpod
  Lesquerella kingii var. parviflora (Maguire & A.H. Holmgren) S.L. Welsh & Reveal -- not accepted
  Lesquerella kingii var. parvifolia (Maguire & A.H. Holmgren) S.L. Welsh & Reveal -- not accepted
  Limnorchis zothecina (L.C. Higgins & S.L. Welsh) W.A. Weber -- not accepted
  Lomatium graveolens var. clarkii S.L. Welsh -- not accepted
  Lupinus arbustus var. calcaratus (Kellogg) S.L. Welsh -- not accepted
  Lupinus argenteus var. boreus (C.P. Sm.) S.L. Welsh -- not accepted
  Lupinus argenteus var. moabensis (D.B. Dunn & Harmon) S.L. Welsh -- not accepted
  Lupinus argenteus var. rubricaulis (Greene) S.L. Welsh -- not accepted
  Lupinus caudatus var. argophyllus (A. Gray) S.L. Welsh -- not accepted
  Lupinus caudatus var. cutleri (Eastw.) S.L. Welsh -- not accepted
  Lupinus caudatus var. utahensis (S. Watson) S.L. Welsh -- not accepted
  Lupinus pusillus var. rubens (Rydb.) S.L. Welsh -- not accepted
  Lupinus sericeus var. barbiger (S. Watson) S.L. Welsh -- not accepted
  Lupinus sericeus var. barbigeri (S. Watson) S.L. Welsh -- not accepted
  Lupinus sericeus var. jonesii (Rydb.) S.L. Welsh -- not accepted
  Lupinus sericeus var. marianus (Rydb.) S.L. Welsh -- not accepted
  Lupinus sparsiflorus var. mohavensis (Dziekanowski & D.B. Dunn) S.L. Welsh -- not accepted
  Luzula campestris var. minor (Satake) S.L. Welsh -- not accepted
  Lychnis apetala var. kingii (S. Watson) S.L. Welsh -- not accepted
  Lygodesmia entrada S.L. Welsh & Goodrich -- not accepted -- rushpink skeletonplant
  Lygodesmia grandiflora var. arizonica (S. Tomb) S.L. Welsh -- accepted -- Arizona skeletonplant
  Lygodesmia grandiflora var. dianthopsis (Eaton ex King) S.L. Welsh -- accepted -- Antelope Island skeletonplant
  Lygodesmia grandiflora var. doloresensis (S. Tomb) S.L. Welsh -- accepted -- Dolores River skeletonplant
  Lygodesmia grandiflora var. entrada (S.L. Welsh & Goodrich) S.L. Welsh -- accepted -- rushpink skeletonplant
  Machaeranthera canescens var. commixta (Greene) S.L. Welsh -- not accepted
  Machaeranthera canescens var. latifolia (A. Nelson) S.L. Welsh, non A. Gray -- not accepted
  Machaeranthera canescens var. vacans (A. Nelson) S.L. Welsh -- not accepted
  Machaeranthera cronquistii (S.L. Welsh & N.D. Atwood) Cronquist -- not accepted
  Machaeranthera kingii var. barnebyana S.L. Welsh & Goodrich -- not accepted
  Mentzelia goodrichii Thorne & S.L. Welsh -- accepted -- Goodrich's blazingstar
  Mertensia lanceolata var. coriacea (A. Nelson) Higgins & S.L. Welsh -- accepted -- prairie bluebells
  Mertensia maritima var. asiatica (Takeda) S.L. Welsh -- accepted -- oysterleaf
  Mertensia paniculata ssp. eastwoodiae (J.F. Macbr.) S.L. Welsh -- not accepted
  Mirabilis linearis var. decipiens (Standl.) S.L. Welsh -- accepted -- broadleaf four o'clock
  Montia bostockii (A.E. Porsild) S.L. Welsh -- accepted -- Bostock's minerslettuce
  Montia scammaniana (Hultén) S.L. Welsh -- not accepted
  Oenothera flava var. acutissima (W.L. Wagner) S.L. Welsh -- not accepted
  Oenothera gouldii (P.H. Raven) S.L. Welsh & N.D. Atwood -- not accepted
  Oenothera murdockii S.L. Welsh & N.D. Atwood -- accepted -- Murdock's evening primrose
  Opuntia basilaris var. heilii S.L. Welsh & Neese -- accepted -- Heil's beavertail pricklypear
  Opuntia erinacea var. aurea (E.M. Baxter) S.L. Welsh -- not accepted
  Oreoxis trotteri S.L. Welsh & Goodrich -- accepted -- Trotter's alpineparsley
  Oxytropis arctica var. barnebyana S.L. Welsh -- accepted -- Barneby's locoweed
  Oxytropis arctica var. koyukukensis (A.E. Porsild) S.L. Welsh -- accepted -- Koyukuk locoweed
  Oxytropis arctica var. murrayi (Jurtzev) S.L. Welsh -- accepted -- Murray's arctic locoweed
  Oxytropis besseyi var. obnapiformis (Ced. Porter) S.L. Welsh -- accepted -- Bessey's locoweed
  Oxytropis borealis var. australis S.L. Welsh -- accepted -- boreal locoweed, southern crazyweed
  Oxytropis borealis var. hudsonica (Greene) S.L. Welsh -- accepted -- boreal locoweed
  Oxytropis borealis var. sulphurea (A.E. Porsild) S.L. Welsh -- accepted -- boreal locoweed
  Oxytropis borealis var. viscida (Nutt.) S.L. Welsh -- accepted -- sticky crazyweed, sticky pointloco, viscid locoweed
  Oxytropis campestris var. davisii S.L. Welsh -- accepted -- Davis locoweed
  Oxytropis campestris var. jordalii (A.E. Porsild) S.L. Welsh -- accepted -- Jordal's locoweed
  Oxytropis campestris var. minor (Hook.) S.L. Welsh -- accepted -- field locoweed
  Oxytropis campestris var. roaldii (Ostenf.) S.L. Welsh -- accepted -- Roald's locoweed
  Oxytropis deflexa var. pulcherrima S.L. Welsh & A. Huber -- accepted -- nodding locoweed
  Oxytropis jordalii ssp. davisii (S.L. Welsh) Elisens & Packer -- not accepted -- Davis' locoweed
  Oxytropis kobukensis S.L. Welsh -- accepted -- Kobuk locoweed
  Oxytropis oreophila var. juniperina S.L. Welsh -- accepted -- juniper locoweed, mountain oxytrope
  Oxytropis sericea var. speciosa (Torr. & A. Gray) S.L. Welsh -- accepted -- white locoweed
  Oxytropis sordida ssp. barnebyana (S.L. Welsh) Jurtzev -- not accepted
  Packera castoreus (S.L. Welsh) Kartesz -- accepted -- Beaver Mountain ragwort
  Packera musiniensis (S.L. Welsh) Trock -- accepted -- Musinea ragwort
  Papaver radicatum var. pygmaeum (Rydb.) S.L. Welsh -- not accepted
  Pedicularis parviflora var. macrodonta (Richardson) S.L. Welsh -- not accepted
  Pedicularis sudetica var. pacifica (Hultén) S.L. Welsh -- not accepted
  Pediocactus bradyi ssp. despainii (S.L. Welsh & Goodrich) Hochstätter -- not accepted
  Pediocactus despainii S.L. Welsh & Goodrich -- accepted -- Despain's pincushion cactus, San Rafael cactus
  Pediocactus simpsonii var. despainii (S.L. Welsh & Goodrich) Halda -- not accepted
  Pediocactus spinosior ssp. blainei (S.L. Welsh & K.H. Thorne) Halda -- not accepted
  Pediomelum aromaticum var. barnebyi S.L. Welsh -- not accepted
  Pediomelum aromaticum var. tuhyi S.L. Welsh -- not accepted
  Pediomelum epipsilum (Barneby) S.L. Welsh -- not accepted
  Pediomelum pariense (S.L. Welsh & N.D. Atwood) J.W. Grimes -- accepted -- Paria River Indian breadroot
  Pediomelum pariensis (S.L. Welsh & N.D. Atwood) J.W. Grimes -- not accepted
  Penstemon atwoodii S.L. Welsh -- accepted -- Kaiparowits beardtongue
  Penstemon flowersii Neese & S.L. Welsh -- accepted -- Flowers' beardtongue
  Penstemon franklinii S.L. Welsh -- accepted -- Ben Franklin's Beardtongue, Franklin's penstemon
  Penstemon humilis var. deserticus S.L. Welsh -- not accepted
  Penstemon idahoensis N.D. Atwood & S.L. Welsh -- accepted -- Idaho beardtongue
  Perityle specuicola S.L. Welsh & Neese -- accepted -- alcove rockdaisy
  Petradoria pumila var. graminea (Woot. & Standl.) S.L. Welsh -- not accepted
  Phacelia cronquistiana S.L. Welsh -- accepted -- Cronquist's phacelia
  Phacelia pulchella var. atwoodii S.L. Welsh -- accepted -- Atwood's phacelia
  Phasaria chambersii var. sobolifera S.L. Welsh -- not accepted
  Phemeranthus thompsonii (N.D. Atwood & S.L. Welsh) Kiger -- accepted -- Cedar Mountain fameflower
  Phlox austromontana var. jonesii (Wherry) S.L. Welsh -- not accepted
  Phlox austromontana var. lutescens S.L. Welsh -- not accepted
  Phlox sibirica var. richardsonii (Hook.) S.L. Welsh -- not accepted
  Physaria acutifolia var. purpurea S.L. Welsh & Reveal -- not accepted -- sharpleaf twinpod
  Physaria acutifolia var. stylosa (Rollins) S.L. Welsh -- not accepted
  Physaria arizonica var. andrusensis N.D. Atwood, S.L. Welsh & L.C. Higgins -- not accepted -- Arizona bladderpod
  Physaria chambersii var. sobolifera S.L. Welsh -- not accepted -- Chambers' twinpod
  Physaria hemiphysaria ssp. lucens (S.L. Welsh & Reveal) O'Kane & Al-Shehbaz -- accepted -- Intermountain bladderpod
  Platanthera zothecina (L.C. Higgins & S.L. Welsh) Kartesz & Gandhi -- accepted -- alcove bog orchid
  Potentilla concinna var. bicrenata (Rydb.) S.L. Welsh & B.C. Johnst. -- not accepted -- elegant cinquefoil, red cinquefoil
  Potentilla concinna var. modesta (Rydb.) S.L. Welsh & B.C. Johnst. -- not accepted -- red cinquefoil
  Potentilla concinna var. proxima (Rydb.) S.L. Welsh & B.C. Johnst. -- accepted -- elegant cinquefoil, red cinquefoil
  Potentilla glandulosa var. micropetala (Rydb.) S.L. Welsh & B.C. Johnst. -- not accepted
  Potentilla ovina var. decurrens (S. Watson) S.L. Welsh & B.C. Johnst. -- accepted -- sheep cinquefoil
  Potentilla pensylvanica var. paucijuga (Rydb.) S.L. Welsh & B.C. Johnst. -- not accepted -- Pennsylvania cinquefoil
  Primula cusickiana var. domensis (Kass & S.L. Welsh) N.H. Holmgren & S. Kelso -- accepted -- House Range primrose
  Primula domensis Kass & S.L. Welsh -- not accepted -- House Range primrose
  Psoralea lanceolata var. stenophylla (Rydb.) Toft & S.L. Welsh -- not accepted
  Psoralea lanceolata var. stenostachys (Rydb.) S.L. Welsh -- not accepted
  Psoralea pariensis S.L. Welsh & N.D. Atwood -- not accepted
  Psoralidium lanceolatum var. stenophyllum (Rydb.) S.L. Welsh -- not accepted
  Psoralidium lanceolatum var. stenostachys (Rydb.) S.L. Welsh -- not accepted
  Psorothamnus thompsonae var. thompsonae (Vail) S.L. Welsh & N.D. Atwood -- not accepted
  Psorothamnus thompsoniae (Vail) S.L. Welsh & N.D. Atwood -- accepted -- Thompson dalea, Thompson's dalea
  Psorothamnus thompsoniae var. thompsoniae (Vail) S.L. Welsh & N.D. Atwood -- accepted -- Thompson's dalea
  Purshia mexicana (D. Don) S.L. Welsh -- accepted -- Mexican cliffrose
  Purshia mexicana var. stansburiana (Torr.) S.L. Welsh -- not accepted
  Purshia mexicana var. stansburyana (Torr.) S.L. Welsh -- accepted
  Quercus gambelii var. bonina S.L. Welsh -- not accepted -- Gambel's oak
  Quercus harvardii var. tuckeri S.L. Welsh -- not accepted
  Quercus havardii var. tuckeri S.L. Welsh -- not accepted -- Havard oak
  Ranunculus acris var. aestivalis (L.D. Benson) S.L. Welsh -- not accepted
  Ranunculus andersonii var. juniperinus (M.E. Jones) S.L. Welsh -- not accepted
  Rorippa islandica var. barbareifolia (DC.) S.L. Welsh -- not accepted
  Rorippa islandica var. glabra (O.E. Schulz) S.L. Welsh & Reveal -- not accepted
  Salvia columbariae var. argillacea S.L. Welsh & N.D. Atwood -- accepted
  Saussurea angustifolia var. viscida (Hultén) S.L. Welsh -- accepted -- sticky saw-wort
  Saussurea angustifolia var. viscida (Hultén) S.L. Welsh -- not accepted
  Schoenocrambe argillacea (S.L. Welsh & N.D. Atwood) Rollins -- not accepted -- Clay reed-mustard, Uinta Basin plainsmustard
  Schoenocrambe barnebyi (S.L. Welsh & N.D. Atwood) Rollins -- not accepted -- Barneby reed-mustard, Syes Butte plainsmustard
  Schoenocrambe suffrutescens (Rollins) S.L. Welsh & Chatterley -- not accepted -- shrubby reed-mustard, toad flax-cress
  Sclerocactus blainei S.L. Welsh & K.H. Thorne -- accepted -- Blaine's fishhook cactus
  Sclerocactus pubispinus var. spinosior (Engelm.) S.L. Welsh -- not accepted
  Sclerocactus schleseri K.D. Heil & S.L. Welsh -- not accepted -- Schleser's fishhook cactus
  Sclerocactus schlesseri K.D. Heil & S.L. Welsh -- accepted -- Schlesser's fishhook cactus
  Sclerocactus spinosior ssp. blainei (S.L. Welsh & K.H. Thorne) Hochstätter -- not accepted
  Sclerocactus whipplei var. glaucus (K. Schum.) S.L. Welsh -- not accepted
  Senecio castoreus S.L. Welsh -- not accepted
  Senecio musiniensis S.L. Welsh -- not accepted -- Musinea ragwort
  Senecio spartioides var. multicapitatus (Greenm. ex Rydb.) S.L. Welsh -- not accepted -- broom-like ragwort, many-head ragwort, ragwort groundsel
  Senecio toiyabensis S.L. Welsh & Goodrich -- not accepted
  Sphaeralcea gierischii N.D. Atwood & S.L. Welsh -- accepted -- Gierisch mallow
  Sphaeralcea grossulariifolia var. fumariensis S.L. Welsh & N.D. Atwood -- not accepted
  Sphaeralcea grossulariifolia var. moorei S.L. Welsh -- not accepted
  Sphaeralcea janeae (S.L. Welsh) S.L. Welsh -- accepted -- Jane's globemallow
  Sphaeralcea leptophylla var. janeae S.L. Welsh -- not accepted
  Sphaeralcea psoraloides S.L. Welsh -- accepted -- psoralea globemallow
  Spiranthes romanzoffiana var. diluvialis (Sheviak) S.L. Welsh -- not accepted
  Stellaria longipes var. monantha (Hultén) S.L. Welsh -- not accepted
  Stenotus armerioides var. gramineus (S.L. Welsh & F.J. Sm.) Kartesz & Gandhi -- accepted -- grass-like mock goldenweed, grasslike mock goldenweed
  Stephanomeria minor var. uintaensis (Goodrich & S.L. Welsh) Kartesz -- not accepted -- Uinta wirelettuce
  Stephanomeria minor var. uintensis (Goodrich & S.L. Welsh) Kartesz -- not accepted
  Stephanomeria tenuifolia var. uintaensis Goodrich & S.L. Welsh -- not accepted -- Uinta wirelettuce
  Stephanomeria tenuifolia var. uintensis Goodrich & S.L. Welsh -- not accepted
  Talinum thompsonii N.D. Atwood & S.L. Welsh -- not accepted -- Cedar Mountain fameflower
  Tetraneuris acaulis var. nana (S.L. Welsh) Kartesz & Gandhi -- not accepted -- stemless four-nerve daisy
  Thelesperma subnudum var. alpinum S.L. Welsh -- not accepted
  Thelesperma subnudum var. caespitosum (Dorn) S.L. Welsh -- not accepted
  Thelypodiopsis argillacea S.L. Welsh & N.D. Atwood -- not accepted
  Thelypodiopsis barnebyi S.L. Welsh & N.D. Atwood -- not accepted
  Thelypodiopsis divaricata (Rollins) S.L. Welsh & Reveal -- accepted -- spreading thelypodiopsis
  Thelypodiopsis sagittata var. ovalifolium (Rydb.) S.L. Welsh -- not accepted
  Thelypodiopsis vermicularis (S.L. Welsh & Reveal) Rollins -- accepted -- Great Basin tumblemustard
  Thelypodium integrifolium var. affine (Greene) S.L. Welsh & Reveal -- not accepted
  Thelypodium integrifolium var. complanatum (Al-Shehbaz) S.L. Welsh & Reveal -- not accepted
  Thelypodium sagittatum var. ovalifolium (Rydb.) S.L. Welsh & Reveal -- not accepted
  Thelypodium sagittatum var. vermiculare S.L. Welsh & Reveal -- not accepted
  Thelypodium sagittatum var. vermicularis S.L. Welsh & Reveal -- not accepted
  Tonestus kingii var. barnebyana (S.L. Welsh & Goodrich) G.L. Nesom -- not accepted -- Barneby's serpentweed
  Townsendia alpigena var. caelilinensis (S.L. Welsh) Kartesz & Gandhi -- not accepted -- Wyoming Townsend daisy
  Townsendia aprica S.L. Welsh & Reveal -- accepted -- last chance Townsend daisy, Last Chance townsendia
  Townsendia jonesii var. lutea S.L. Welsh -- not accepted
  Townsendia montana var. caelilinensis S.L. Welsh -- not accepted
  Trifolium andersonii var. friscanum S.L. Welsh -- not accepted
  Trifolium dasyphyllum var. uintense (Rydb.) S.L. Welsh -- not accepted
  Trifolium friscanum (S.L. Welsh) S.L. Welsh -- accepted -- Frisco clover
  Trifolium parryi var. montanense (Rydb.) S.L. Welsh -- not accepted
  Veronica wormskjoldii var. stelleri (Pall. ex Schrad. & Link) S.L. Welsh -- not accepted
  Viguiera longifolia var. annua (M.E. Jones) S.L. Welsh -- not accepted
  Viola purpurea var. charlestonensis (M.S. Baker & J.C. Clausen) S.L. Welsh & Reveal -- not accepted -- limestone violet
  Xanthocephalum petradoria S.L. Welsh & Goodrich -- not accepted
  Xanthocephalum sarothrae var. pomariense (S.L. Welsh) S.L. Welsh -- not accepted
  Xylorhiza cronquistii S.L. Welsh & N.D. Atwood -- accepted -- Cronquist's woodyaster
  Yucca angustissima var. toftiae (S.L. Welsh) Reveal -- accepted -- Toft's yucca
  Yucca harrimaniae var. sterilis Neese & S.L. Welsh -- not accepted -- Spanish bayonet
  Yucca toftiae S.L. Welsh -- not accepted
  Yucca vespertina (McKelvey) S.L. Welsh -- not accepted
  Zuckia brandegeei (A. Gray) S.L. Welsh & Stutz -- not accepted -- siltbush
  Zuckia brandegeei var. arizonica (Standl.) S.L. Welsh -- not accepted -- Arizona siltbush, siltbush
  Zuckia brandegeei var. brandegeei (A. Gray) S.L. Welsh & Stutz -- not accepted -- Brandegee's siltbush, siltbush, spineless hopsage
   

A gray bar