720 Records
| Citation | Family Name |
| Abronia argillosa Welsh & Goodrich |
NYCTAGINACEAE |
| Abronia elliptica A. Nelson |
NYCTAGINACEAE |
| Acer glabrum Torrey |
ACERACEAE |
| Acetosella vulgaris (K. Koch) Fourreau |
POLYGONACEAE |
| Achillea lanulosa Nuttall |
ASTERACEAE |
| Achnatherum hymenoides (Roemer & Schultes) Barkworth |
POACEAE |
| Achnatherum lettermanii (Vasey) Barkworth |
POACEAE |
| Achnatherum nelsonii (Scribner) Barkworth |
POACEAE |
| Achnatherum x bloomeri (Bolander) Barkworth |
POACEAE |
| Aconitum columbianum Nuttall ex Torrey & Gray |
HELLEBORACEAE |
| Aconitum columbianum Nuttall ex Torrey & Gray var. columbianum |
HELLEBORACEAE |
| Acrolasia albicaulis (Douglas ex Hooker) Rydberg |
LOASACEAE |
| Acrolasia dispersa (S. Watson) Davidson |
LOASACEAE |
| Acrolasia gracilis Rydberg |
LOASACEAE |
| Acrolasia humilis Osterhout |
LOASACEAE |
| Acroptilon repens (L.) De Candolle |
ASTERACEAE |
| Actaea rubra (Aiton) Willdenow |
HELLEBORACEAE |
| Actaea rubra (Aiton) Willdenow ssp arguta (Nuttall in Torrey & Gray) Hultén |
HELLEBORACEAE |
| Adenolinum lewisii (Pursh) Löve & Löve |
LINACEAE |
| Agastache urticifolia (Bentham) Kuntze |
LAMIACEAE |
| Agoseris aurantiaca (Hooker) Greene |
ASTERACEAE |
| Agoseris glauca (Pursh) Rafinesque var laciniata (D. C. Eaton) Smiley |
ASTERACEAE |
| Agropyron desertorum Fischer ex Link |
POACEAE |
| Agrostis gigantea Roth |
POACEAE |
| Agrostis scabra Willdenow |
POACEAE |
| Agrostis variabilis Rydberg |
POACEAE |
| Aletes anisatus (A. Gray) Theobald & Tseng |
APIACEAE |
| Aliciella mcvickerae (M.E. Jones) J.M. Porter |
POLEMONIACEAE |
| Aliciella pinnatifida (Nuttall ex A. Gray) J.M. Porter |
POLEMONIACEAE |
| Aliciella stenothyrsa (A. Gray) J.M. Porter |
POLEMONIACEAE |
| Allium acuminatum Hooker |
ALLIACEAE |
| Allium brandegei S. Watson |
ALLIACEAE |
| Allium cernuum Roth |
ALLIACEAE |
| Allium textile Nelson & Macbride |
ALLIACEAE |
| Alnus incana (L.) Moench ssp tenuifolia (Nuttall) Breitung |
BETULACEAE |
| Alopecurus aequalis Sobolewski |
POACEAE |
| Alyssum alyssoides (L.) L. |
BRASSICACEAE |
| Alyssum desertorum Stapf |
BRASSICACEAE |
| Amaranthus retroflexus L. |
AMARANTHACEAE |
| Amelanchier alnifolia Nuttall |
ROSACEAE |
| Amelanchier utahensis Koehne |
ROSACEAE |
| Amerosedum lanceolatum (Torrey) Löve & Löve |
CRASSULACEAE |
| Anaphalis margaritacea (L.) Bentham & Hooker |
ASTERACEAE |
| Androsace filiformis Retzius |
PRIMULACEAE |
| Androsace occidentalis Pursh |
PRIMULACEAE |
| Androsace septentrionalis L. |
PRIMULACEAE |
| Anemone cylindrica A. Gray |
RANUNCULACEAE |
| Anemone multifida Poiret var globosa (Nuttall) Torrey & Gray |
RANUNCULACEAE |
| Angelica ampla A. Nelson |
APIACEAE |
| Angelica pinnata S. Watson |
APIACEAE |
| Anisantha tectorum (L.) Nevski |
POACEAE |
| Anotites menziesii (Hooker) Greene |
CARYOPHYLLACEAE |
| Antennaria corymbosa E. Nelson |
ASTERACEAE |
| Antennaria dimorpha (Nuttall) Torrey & Gray |
ASTERACEAE |
| Antennaria parvifolia Nuttall |
ASTERACEAE |
| Antennaria pulcherrima (Hooker) Greene ssp anaphaloides (Rydberg) W. A. Weber |
ASTERACEAE |
| Antennaria rosea Greene |
ASTERACEAE |
| Aphyllon fasciculatum (Nuttall) Torrey & Gray |
OROBANCHACEAE |
| Aphyllon uniflorum (L.) Torrey & Gray |
OROBANCHACEAE |
| Apocynum androsaemifolium L. |
APOCYNACEAE |
| Aquilegia barnebyi Munz |
HELLEBORACEAE |
| Aquilegia coerulea James ex Torrey |
HELLEBORACEAE |
| Arabis hirsuta (L.) Scopoli var pycnocarpa (Hopkins) Rollins |
BRASSICACEAE |
| Arctostaphylos patula Greene fma platyphylla (A. Gray) P. V. Wells |
ERICACEAE |
| Argillochloa dasyclada (Hackel ex Beal) W. A. Weber |
POACEAE |
| Arnica cordifolia Hooker |
ASTERACEAE |
| Arnica parryi A. Gray |
ASTERACEAE |
| Artemisia arctica Lessing ssp saxicola (Rydberg) Hultén |
ASTERACEAE |
| Artemisia biennis Willdenow |
ASTERACEAE |
| Artemisia carruthii Wood {ex} Carruth |
ASTERACEAE |
| Artemisia frigida Willdenow |
ASTERACEAE |
| Artemisia ludoviciana Nuttall ssp incompta (Nuttall) Keck |
ASTERACEAE |
| Artemisia ludoviciana Nuttall ssp ludoviciana |
ASTERACEAE |
| Asclepias asperula (Decaisne) Woodson ssp asperula |
ASCLEPIADACEAE |
| Asclepias cryptoceras S. Watson |
ASCLEPIADACEAE |
| Asclepias speciosa Torrey |
ASCLEPIADACEAE |
| Aster lanceolatus Willdenow ssp hesperius (A. Gray) Semple & Chmielewski |
ASTERACEAE |
| Astragalus alpinus L. |
FABACEAE |
| Astragalus canadensis L. var canadensis |
FABACEAE |
| Astragalus chamaeleuce A. Gray |
FABACEAE |
| Astragalus cibarius Sheldon |
FABACEAE |
| Astragalus cicer L. |
FABACEAE |
| Astragalus convallarius Greene |
FABACEAE |
| Astragalus convallarius Greene var scopulorum Barneby |
FABACEAE |
| Astragalus detritalis Jones |
FABACEAE |
| Astragalus duchesnensis Jones |
FABACEAE |
| Astragalus flavus Nuttall |
FABACEAE |
| Astragalus flexuosus (Hooker) G. Don |
FABACEAE |
| Astragalus haydenianus A. Gray |
FABACEAE |
| Astragalus kentrophyta A. Gray ssp elatus (S. Watson) W. A. Weber |
FABACEAE |
| Astragalus lonchocarpus Torrey |
FABACEAE |
| Astragalus lutosus Jones |
FABACEAE |
| Astragalus megacarpus (Nuttall) A. Gray |
FABACEAE |
| Astragalus miser Douglas in Hooker var oblongifolius (Rydberg) Cronquist |
FABACEAE |
| Astragalus oöphorus Jones |
FABACEAE |
| Astragalus parryi A. Gray |
FABACEAE |
| Astragalus pattersonii A. Gray |
FABACEAE |
| Astragalus purshii Douglas ex Hooker |
FABACEAE |
| Astragalus spatulatus Sheldon |
FABACEAE |
| Astragalus tenellus Pursh |
FABACEAE |
| Atragene columbiana Nuttall |
RANUNCULACEAE |
| Atriplex canescens (Pursh) Nuttall |
CHENOPODIACEAE |
| Atriplex confertifolia (Torrey & Frémont) S. Watson |
CHENOPODIACEAE |
| Atriplex gardneri (Moquin) Standley |
CHENOPODIACEAE |
| Atriplex heterosperma Bunge |
CHENOPODIACEAE |
| Atriplex hortensis L. |
CHENOPODIACEAE |
| Atriplex powellii S. Watson |
CHENOPODIACEAE |
| Atriplex rosea L. |
CHENOPODIACEAE |
| Atriplex suckleyi (Torrey) Rydberg |
CHENOPODIACEAE |
| Atriplex truncata (Torrey) A. Gray |
CHENOPODIACEAE |
| Balsamorhiza hispidula W. M. Sharp |
ASTERACEAE |
| Balsamorhiza sagittata (Pursh) Nuttall |
ASTERACEAE |
| Barbarea orthoceras Ledebour |
BRASSICACEAE |
| Barbarea vulgaris R. Brown |
BRASSICACEAE |
| Batrachium circinatum (Sibthorp) E. Fries ssp subrigidum (Drew) Löve & Löve |
RANUNCULACEAE |
| Batrachium trichophyllum (Chaix) van den Bosch |
RANUNCULACEAE |
| Beckmannia syzigachne (Steudel) Fernald ssp baicalensis (Kuznetzow) Koyama & Kuwano |
POACEAE |
| Besseya alpina (A. Gray) Rydberg |
SCROPHULARIACEAE |
| Besseya plantaginea (Bentham in De Candolle) Rydberg |
SCROPHULARIACEAE |
| Blepharoneuron tricholepis (Torrey) Nash |
POACEAE |
| Boechera drummondii (A. Gray) Löve & Löve |
BRASSICACEAE |
| Boechera lignifera (A. Nelson) W. A. Weber |
BRASSICACEAE |
| Boechera oxylobula (Greene) W. A. Weber |
BRASSICACEAE |
| Boechera pulchra (Jones ex S. Watson) W. A. Weber ssp pallens (Jones) W. A. Weber |
BRASSICACEAE |
| Boechera retrofracta (R. Graham) Löve & Löve |
BRASSICACEAE |
| Boechera selbyi (Rydberg) W. A. Weber |
BRASSICACEAE |
| Bolboschoenus maritimus (L.) Palla ssp paludosus (A. Nelson) Löve & Löve |
CYPERACEAE |
| Bolophyta ligulata (Jones) W. A. Weber |
ASTERACEAE |
| Brachyactis ciliata Ledebour ssp angusta (Lindley) A. Jones |
ASTERACEAE |
| Breea arvensis (L.) Lessing |
ASTERACEAE |
| Brickellia grandiflora (Hooker) Nuttall |
ASTERACEAE |
| Brickellia microphylla (Nuttall) A. Gray ssp scabra (A. Gray) W. A. Weber |
ASTERACEAE |
| Brickellia oblongifolia Nuttall |
ASTERACEAE |
| Bromelica spectabilis (Scribner) W. A. Weber |
POACEAE |
| Bromopsis canadensis (Michaux) Holub |
POACEAE |
| Bromopsis inermis (Leysser) Holub |
POACEAE |
| Bromopsis lanatipes (Shear) Holub |
POACEAE |
| Bromopsis porteri (Coulter) Holub |
POACEAE |
| Bromus japonicus Thunberg |
POACEAE |
| Bromus squarrosus L. |
POACEAE |
| Calamagrostis canadensis (Michaux) P. Beauvois |
POACEAE |
| Calamagrostis scopulorum Jones |
POACEAE |
| Calochortus gunnisonii S. Watson |
CALOCHORTACEAE |
| Calochortus nuttallii Torrey var. nuttallii |
CALOCHORTACEAE |
| Calylophus lavandulifolius (Torrey & Gray) Raven |
ONAGRACEAE |
| Calypso bulbosa (L.) Oakes |
ORCHIDACEAE |
| Camelina microcarpa Andrzejowski ex De Candolle |
BRASSICACEAE |
| Camissonia parvula (Nuttall ex Torrey & Gray) Raven |
ONAGRACEAE |
| Camissonia scapoidea (Torrey & Gray) Raven |
ONAGRACEAE |
| Campanula rotundifolia L. |
CAMPANULACEAE |
| Capsella bursa-pastoris (L.) Medicus |
BRASSICACEAE |
| Caragana arborescens Lamarck |
FABACEAE |
| Cardamine cordifolia A. Gray |
BRASSICACEAE |
| Cardaria pubescens (C. A. Meyer) Jarmolenko |
BRASSICACEAE |
| Carduus nutans L. ssp macrolepis (Peterman) Kazmi |
ASTERACEAE |
| Carex atherodes Sprengel |
CYPERACEAE |
| Carex deweyana Schweinitz |
CYPERACEAE |
| Carex emoryi Dewey in Torrey |
CYPERACEAE |
| Carex festivella Mackenzie |
CYPERACEAE |
| Carex geyeri F. Boott |
CYPERACEAE |
| Carex hoodii F. Boott in Hooker |
CYPERACEAE |
| Carex jonesii L. H. Bailey |
CYPERACEAE |
| Carex lanuginosa Michaux |
CYPERACEAE |
| Carex leporinella Mackenzie |
CYPERACEAE |
| Carex macloviana D'Urville |
CYPERACEAE |
| Carex microptera Mackenzie |
CYPERACEAE |
| Carex nebrascensis Dewey |
CYPERACEAE |
| Carex norvegica Retzius ssp stevenii (Holm) D. Murray |
CYPERACEAE |
| Carex occidentalis L. H. Bailey |
CYPERACEAE |
| Carex petasata Dewey |
CYPERACEAE |
| Carex praeceptorum Mackenzie |
CYPERACEAE |
| Carex praegracilis F. Boott |
CYPERACEAE |
| Carex raynoldsii Dewey |
CYPERACEAE |
| Carex rossii F. Boott in Hooker |
CYPERACEAE |
| Carex sprengelii Dewey ex Sprengel |
CYPERACEAE |
| Carex stenophylla Wahlenberg ssp eleocharis (L. H. Bailey) Hultén |
CYPERACEAE |
| Carex utriculata F. Boott |
CYPERACEAE |
| Castilleja chromosa A. Nelson |
SCROPHULARIACEAE |
| Castilleja linariifolia Bentham in De Candolle |
SCROPHULARIACEAE |
| Castilleja miniata Douglas ex Hooker |
SCROPHULARIACEAE |
| Castilleja sulphurea Rydberg |
SCROPHULARIACEAE |
| Catabrosa aquatica (L.) P. Beauvois |
POACEAE |
| Caulanthus crassicaulis (Torrey) S. Watson |
BRASSICACEAE |
| Ceanothus fendleri A. Gray |
RHAMNACEAE |
| Ceanothus martinii Jones |
RHAMNACEAE |
| Ceanothus velutinus Douglas ex Hooker |
RHAMNACEAE |
| Ceratocephala orthoceras De Candolle |
RANUNCULACEAE |
| Ceratochloa carinata (Hooker & Arnott) Tutin |
POACEAE |
| Cercocarpus montanus Rafinesque |
ROSACEAE |
| Chaenactis douglasii (Hooker) Hooker & Arnott |
ASTERACEAE |
| Chaetopappa ericoides (A. Gray) Nesom |
ASTERACEAE |
| Chamaechaenactis scaposa (Eastwood) Rydberg |
ASTERACEAE |
| Chamaesyce fendleri (Torrey & Gray) Small |
EUPHORBIACEAE |
| Chamerion danielsii D. Löve |
ONAGRACEAE |
| Cheilanthes féei T. Moore |
PTERIDACEAE |
| Chenopodium atrovirens Rydberg |
CHENOPODIACEAE |
| Chenopodium berlandieri Moquin |
CHENOPODIACEAE |
| Chenopodium foliosum (Moench) Ascherson |
CHENOPODIACEAE |
| Chlorocrepis albiflora (Hooker) W. A. Weber |
ASTERACEAE |
| Chorispora tenella (Pallas) De Candolle |
BRASSICACEAE |
| Chrysothamnus linifolius Greene |
ASTERACEAE |
| Chrysothamnus nauseosus (Pallas ex Pursh) Britton ssp graveolens (Nuttall) Piper |
ASTERACEAE |
| Chrysothamnus parryi (A. Gray) Greene ssp parryi |
ASTERACEAE |
| Chrysothamnus viscidiflorus (Hooker) Nuttall |
ASTERACEAE |
| Chrysothamnus viscidiflorus (Hooker) Nuttall ssp lanceolatus (Nuttall) Hall & Clements |
ASTERACEAE |
| Cicuta douglasii (De Candolle) Coulter & Rose |
APIACEAE |
| Cinna latifolia (Treviranus) Grisebach in Ledebour |
POACEAE |
| Cirsium barnebyi Welsh & Neese |
ASTERACEAE |
| Cirsium eatonii (A. Gray) B. L. Robinson |
ASTERACEAE |
| Cirsium scariosum Nuttall |
ASTERACEAE |
| Cirsium tracyi (Rydberg) Petrak |
ASTERACEAE |
| Clematis ligusticifolia Nuttall ex Torrey & Gray |
RANUNCULACEAE |
| Clementsia rhodantha (A. Gray) Rose |
CRASSULACEAE |
| Cleome serrulata Pursh |
CAPPARACEAE |
| Collinsia parviflora Douglas in Lindley |
SCROPHULARIACEAE |
| Collomia grandiflora Douglas ex Lindley |
POLEMONIACEAE |
| Collomia linearis Nuttall |
POLEMONIACEAE |
| Comandra umbellata (L.) Nuttall ssp pallida (A. De Candolle) Piehl |
SANTALACEAE |
| Conioselinum scopulorum (A. Gray) Coulter & Rose |
APIACEAE |
| Conium maculatum L. |
APIACEAE |
| Conringia orientalis (L.) Dumont de Cours |
BRASSICACEAE |
| Conyza canadensis (L.) Cronquist |
ASTERACEAE |
| Corallorhiza maculata Rafinesque |
ORCHIDACEAE |
| Corallorhiza trifida (L.) Chatelain |
ORCHIDACEAE |
| Coriflora hirsutissima (Pursh) W. A. Weber |
RANUNCULACEAE |
| Corydalis aurea Willdenow |
FUMARIACEAE |
| Crataegus erythropoda Ashe |
ROSACEAE |
| Crataegus rivularis Nuttall |
ROSACEAE |
| Crataegus saligna Greene |
ROSACEAE |
| Critesion brachyantherum (Nevski) Barkworth & Dewey |
POACEAE |
| Critesion jubatum (L.) Nevski |
POACEAE |
| Cryptantha ambigua (A. Gray) Greene |
BORAGINACEAE |
| Cryptantha fendleri (A. Gray) Greene |
BORAGINACEAE |
| Cryptantha gracilis Osterhout |
BORAGINACEAE |
| Cryptantha pterocarya (Torrey) Greene |
BORAGINACEAE |
| Cryptantha watsonii (A. Gray) Greene |
BORAGINACEAE |
| Cymopterus duchesnensis Jones |
APIACEAE |
| Cymopterus longilobus (Rydb.) W. A. Weber |
APIACEAE |
| Cymopterus planosus (Osterhout) Mathias |
APIACEAE |
| Cymopterus purpureus S. Watson |
APIACEAE |
| Cynoglossum officinale L. |
BORAGINACEAE |
| Cystopteris fragilis (L.) Bernhardi |
DRYOPTERIDACEAE |
| Delphinium barbeyi (Huth) Huth |
HELLEBORACEAE |
| Delphinium nuttallianum Pritzel ex Walpers |
HELLEBORACEAE |
| Delphinium occidentale S. Watson |
HELLEBORACEAE |
| Delphinium ramosum Rydberg |
HELLEBORACEAE |
| Deschampsia cespitosa (L.) P. Beauvois |
POACEAE |
| Descurainia incana (Bernhardi ex Fischer & Meyer) Dorn |
BRASSICACEAE |
| Descurainia incisa (Engelmann ex A. Gray) Britton subsp. filipes (A. Gray) Rollins |
BRASSICACEAE |
| Descurainia pinnata (Walter) Britton subsp. halictorum (Cockerell) Detling |
BRASSICACEAE |
| Descurainia sophia (L.) Webb ex Prantl |
BRASSICACEAE |
| Distegia involucrata (Banks ex Sprengel) Cockerell |
CAPRIFOLIACEAE |
| Distichlis stricta (Torrey) Rydberg |
POACEAE |
| Draba albertina Greene |
BRASSICACEAE |
| Draba cuneifolia Nuttall ex Torrey & Gray |
BRASSICACEAE |
| Draba rectifructa C. L. Hitchcock |
BRASSICACEAE |
| Draba spectabilis Greene |
BRASSICACEAE |
| Dracocephalum parviflorum Nuttall |
LAMIACEAE |
| Dugaldia hoopesii (A. Gray) Rydberg |
ASTERACEAE |
| Eleocharis palustris (L.) Roemer & Schultes |
CYPERACEAE |
| Elymus elymoides (Rafinesque) Swezey |
POACEAE |
| Elymus glaucus Buckley |
POACEAE |
| Elymus lanceolatus (Scribner & Smith) Gould |
POACEAE |
| Elymus longifolius (J. G. Smith) Gould |
POACEAE |
| Elymus trachycaulus (Link) Gould |
POACEAE |
| Elytrigia repens (L.) Nevski |
POACEAE |
| Ephedra viridis Coville var. viridis |
EPHEDRACEAE |
| Epilobium brachycarpum K. Presl |
ONAGRACEAE |
| Epilobium ciliatum Rafinesque |
ONAGRACEAE |
| Epilobium saximontanum Haussknecht |
ONAGRACEAE |
| Equisetum arvense L. |
EQUISETACEAE |
| Eremogone congesta (Nuttall ex Torrey & Gray) Ikonnikov |
ALSINACEAE |
| Eremogone kingii (S. Watson) Ikonnikov ssp uintahensis (A. Nelson) W. A. Weber |
ALSINACEAE |
| Erigeron concinnus (H. & A.) T. & G. |
ASTERACEAE |
| Erigeron coulteri T. C. Porter |
ASTERACEAE |
| Erigeron divergens Torrey & Gray |
ASTERACEAE |
| Erigeron eatonii A. Gray var eatonii |
ASTERACEAE |
| Erigeron elatior (A. Gray) Greene |
ASTERACEAE |
| Erigeron engelmannii A. Nelson |
ASTERACEAE |
| Erigeron flagellaris A. Gray |
ASTERACEAE |
| Erigeron glabellus Nuttall |
ASTERACEAE |
| Erigeron pulcherrimus Heller |
ASTERACEAE |
| Erigeron speciosus (Lindley) De Candolle |
ASTERACEAE |
| Erigeron speciosus (Lindley) De Candolle var macranthus (Nuttall) Cronquist |
ASTERACEAE |
| Erigeron subtrinervis Rydberg |
ASTERACEAE |
| Eriogonum brevicaule Nuttall |
POLYGONACEAE |
| Eriogonum ephedroides Reveal |
POLYGONACEAE |
| Eriogonum gordonii Bentham |
POLYGONACEAE |
| Eriogonum inflatum Torrey & Frémont |
POLYGONACEAE |
| Eriogonum lonchophyllum Torrey & Gray |
POLYGONACEAE |
| Eriogonum microthecum Nuttall var laxiflorum Hooker |
POLYGONACEAE |
| Eriogonum ovalifolium Nuttall |
POLYGONACEAE |
| Eriogonum subalpinum Greene |
POLYGONACEAE |
| Eriogonum umbellatum Torrey var aureum (Gandoger) Reveal |
POLYGONACEAE |
| Erysimum capitatum (Douglas) Greene |
BRASSICACEAE |
| Erysimum repandum L. |
BRASSICACEAE |
| Erythronium grandiflorum Pursh |
LILIACEAE |
| Eucephalus engelmannii (D. C. Eaton) Greene |
ASTERACEAE |
| Eucephalus glaucus Nuttall |
ASTERACEAE |
| Euclidium syriacum (L.) R. Brown |
BRASSICACEAE |
| Festuca idahoensis Elmer |
POACEAE |
| Festuca pratensis Hudson |
POACEAE |
| Festuca rubra L. |
POACEAE |
| Festuca subulata Trinius |
POACEAE |
| Festuca thurberi Vasey in Rothrock |
POACEAE |
| Forsellesia meionandra (Koehne) Heller |
CROSSOSOMATACEAE |
| Fragaria virginiana P. Miller ssp glauca (S. Watson) Staudt |
ROSACEAE |
| Frasera speciosa Douglas ex Grisebach |
GENTIANACEAE |
| Gaillardia aristata Pursh |
ASTERACEAE |
| Galium bifolium S. Watson |
RUBIACEAE |
| Galium coloradoënse W. F. Wight |
RUBIACEAE |
| Galium mexicanum Humboldt, Bonpland, & Kunth ssp asperrimum (A. Gray) Dempster |
RUBIACEAE |
| Galium septentrionale Roemer & Schultes |
RUBIACEAE |
| Galium spurium L. |
RUBIACEAE |
| Galium triflorum Michaux |
RUBIACEAE |
| Gayophytum diffusum Torrey & Gray ssp parviflorum Lewis & Szweykowski |
ONAGRACEAE |
| Gayophytum ramosissimum Torrey & Gray |
ONAGRACEAE |
| Gentianella acuta (Michaux) Hiitonen |
GENTIANACEAE |
| Gentianella heterosepala (Engelmann) Holub |
GENTIANACEAE |
| Gentianella tortuosa (Jones) J. M. Gillett |
GENTIANACEAE |
| Geranium caespitosum James ex Torrey subsp. caespitosum |
GERANIACEAE |
| Geranium richardsonii Fischer & Trautvetter |
GERANIACEAE |
| Geranium viscosissimum Fischer & Meyer ssp nervosum (Rydberg) W. A. Weber |
GERANIACEAE |
| Geum aleppicum Jacquin ssp strictum (Aiton) Clausen |
ROSACEAE |
| Geum macrophyllum Willdenow |
ROSACEAE |
| Geum macrophyllum Willdenow var perincisum Raup |
ROSACEAE |
| Gilia ophthalmoides Brand |
POLEMONIACEAE |
| Glyceria borealis (Nash) Batchelder |
POACEAE |
| Glyceria elata (Nash ex Rydberg) Jones |
POACEAE |
| Glyceria grandis S. Watson in A. Gray |
POACEAE |
| Glyceria striata (Lamarck) A. S. Hitchcock var stricta (Scribner) Fernald |
POACEAE |
| Goodyera oblongifolia Rafinesque |
ORCHIDACEAE |
| Grindelia fastigiata Greene |
ASTERACEAE |
| Gutierrezia sarothrae (Pursh) Britton & Rusby |
ASTERACEAE |
| Hackelia floribunda (Lehmann) I. M. Johnston |
BORAGINACEAE |
| Hackelia micrantha (Eastwood) J. L. Gentry |
BORAGINACEAE |
| Halerpestes cymbalaria (Pursh) Greene ssp saximontana (Fernald) Moldenke |
RANUNCULACEAE |
| Halogeton glomeratus (Bieberstein) C. A. Meyer |
CHENOPODIACEAE |
| Hecatonia scelerata (L.) Fourreau |
RANUNCULACEAE |
| Hedeoma drummondii Bentham |
LAMIACEAE |
| Hedysarum boreale Nuttall |
FABACEAE |
| Helianthella quinquenervis (Hooker) A. Gray |
ASTERACEAE |
| Helianthella uniflora (Nuttall) Torrey & Gray |
ASTERACEAE |
| Helianthus nuttallii Torrey & Gray |
ASTERACEAE |
| Heliomeris multiflora Nuttall |
ASTERACEAE |
| Heliomeris multiflora Nuttall var multiflora |
ASTERACEAE |
| Heracleum sphondylium L. ssp montanum (Schleicher ex Gaudin) Briquet in Schinz & Thellung |
APIACEAE |
| Hesperostipa comata (Trinius & Ruprecht) Barkworth |
POACEAE |
| Heterotheca villosa (Pursh) Shinners |
ASTERACEAE |
| Heterotheca villosa (Pursh) Shinners var. villosa |
ASTERACEAE |
| Heuchera bracteata (Torrey) Seringe |
SAXIFRAGACEAE |
| Heuchera parvifolia Nuttall ex Torrey & Gray |
SAXIFRAGACEAE |
| Hilaria jamesii (Torrey) Bentham |
POACEAE |
| Hippochaete hyemalis (L.) Bruhin |
EQUISETACEAE |
| Hippuris vulgaris L. |
HIPPURIDACEAE |
| Holodiscus dumosus (Nuttall ex Hooker) Heller |
ROSACEAE |
| Humulus lupulus L. ssp americanus (Nuttall) Löve & Löve |
CANNABACEAE |
| Hydrophyllum fendleri (A. Gray) Heller |
HYDROPHYLLACEAE |
| Hymenopappus filifolius Hooker var luteus (Nuttall) B. Turner |
ASTERACEAE |
| Hymenopappus filifolius Hooker var megacephalus B. Turner |
ASTERACEAE |
| Iliamna crandallii (Rydberg) Wiggins |
MALVACEAE |
| Ipomopsis aggregata (Pursh) V. Grant |
POLEMONIACEAE |
| Ipomopsis aggregata (Pursh) V. Grant ssp attenuata (A. Gray) V. & A. Grant |
POLEMONIACEAE |
| Ipomopsis congesta (Hooker) V. Grant |
POLEMONIACEAE |
| Ipomopsis congesta (Hooker) V. Grant ssp congesta |
POLEMONIACEAE |
| Ipomopsis polycladon Torrey |
POLEMONIACEAE |
| Iva axillaris Pursh |
ASTERACEAE |
| Juncus arcticus Willdenow ssp ater (Rydberg) Hultén |
JUNCACEAE |
| Juncus bufonius L. |
JUNCACEAE |
| Juncus confusus Coville |
JUNCACEAE |
| Juncus drummondii E. Meyer |
JUNCACEAE |
| Juncus longistylis Torrey |
JUNCACEAE |
| Juncus mertensianus Bongard |
JUNCACEAE |
| Juncus nodosus L. |
JUNCACEAE |
| Juncus saximontanus A. Nelson |
JUNCACEAE |
| Juncus tracyi Rydberg |
JUNCACEAE |
| Juniperus communis L. ssp alpina (J. E. Smith) Celakovsky |
CUPRESSACEAE |
| Knautia arvensis (L.) Coulter |
DIPSACACEAE |
| Koeleria macrantha (Ledebour) Schultes |
POACEAE |
| Krascheninnikovia lanata (Pursh) Meeuse & Smit |
CHENOPODIACEAE |
| Lactuca biennis (Moench) Fernald |
ASTERACEAE |
| Lactuca tatarica (L.) C. A. Meyer ssp pulchella (Pursh) Stebbins |
ASTERACEAE |
| Lappula marginata (Bieberstein) Guerke |
BORAGINACEAE |
| Lappula redowskii (Hornemann) Greene |
BORAGINACEAE |
| Lappula squarrosa (Retzius) Dumont de Cours |
BORAGINACEAE |
| Lathyrus leucanthus Rydberg |
FABACEAE |
| Lemna minor L. |
LEMNACEAE |
| Lemna minuscula Herter |
LEMNACEAE |
| Lemna trisulca L. |
LEMNACEAE |
| Lepidium alyssoides A. Gray var. eastwoodiae (Wooton) Rollins |
BRASSICACEAE |
| Lepidium crenatum (Greene) Rydb. |
BRASSICACEAE |
| Lepidium densiflorum Schrader |
BRASSICACEAE |
| Lepidium montanum Nuttall var jonesii (Rydberg) C. L. Hitchcock |
BRASSICACEAE |
| Lepidium perfoliatum L. |
BRASSICACEAE |
| Lepidium ramosissimum A. Nelson |
BRASSICACEAE |
| Leptodactylon pungens (Torrey) Rydberg |
POLEMONIACEAE |
| Lesquerella alpina (Nuttall ex Torrey & Gray) S. Watson |
BRASSICACEAE |
| Lesquerella congesta Rollins |
BRASSICACEAE |
| Lesquerella parviflora Rollins |
BRASSICACEAE |
| Leymus cinereus (Scribner & Merrill) Löve |
POACEAE |
| Leymus salina (Jones) Löve |
POACEAE |
| Liatris ligulistylis (A. Nelson) K. Schumann |
ASTERACEAE |
| Ligularia holmii (Greene) W. A. Weber |
ASTERACEAE |
| Ligusticum porteri Coulter & Rose |
APIACEAE |
| Linanthus harknessii (Curran) Greene var septentrionalis (Mason) Jepson & Bailey |
POLEMONIACEAE |
| Linaria vulgaris P. Miller |
SCROPHULARIACEAE |
| Listera cordata (L.) R. Brown ssp nephrophylla (Rydberg) Löve & Löve |
ORCHIDACEAE |
| Lithophragma tenellum Nuttall |
SAXIFRAGACEAE |
| Lithospermum incisum Lehmann |
BORAGINACEAE |
| Lithospermum ruderale Douglas ex Lehmann |
BORAGINACEAE |
| Lomatium dissectum (Nuttall) Mathias & Constance var multifidum (Nuttall) Mathias & Constance |
APIACEAE |
| Lomatium foeniculaceum (Nuttall) Coulter & Rose ssp macdougalii (Coulter & Rose) Theobald |
APIACEAE |
| Lomatium grayi Coulter & Rose |
APIACEAE |
| Lomatium juniperinum (Jones) Coulter & Rose |
APIACEAE |
| Lomatium macrocarpum (Hooker & Arnott) Coulter & Rose |
APIACEAE |
| Lomatium orientale Coulter & Rose |
APIACEAE |
| Lomatium triternatum (Pursh) Coulter & Rose ssp platycarpum (Torrey) Cronquist |
APIACEAE |
| Lupinus argenteus Pursh |
FABACEAE |
| Lupinus bakeri Greene |
FABACEAE |
| Lupinus bakeri Greene ssp amplus (Greene) Fleak & Dunn |
FABACEAE |
| Lupinus bakeri Greene ssp bakeri |
FABACEAE |
| Lupinus brevicaulis S. Watson |
FABACEAE |
| Lupinus caudatus Kellogg |
FABACEAE |
| Lupinus prunophilus Jones |
FABACEAE |
| Luzula spicata (L.) De Candolle |
JUNCACEAE |
| Lygodesmia grandiflora (Nuttall) Torrey & Gray |
ASTERACEAE |
| Machaeranthera canescens (Pursh) A. Gray |
ASTERACEAE |
| Machaeranthera grindelioides (Nuttall) Shinners |
ASTERACEAE |
| Madia glomerata Hooker |
ASTERACEAE |
| Mahonia repens (Lindley) G. Don |
BERBERIDACEAE |
| Maianthemum amplexicaule (Nuttall) W. A. Weber |
CONVALLARIACEAE |
| Maianthemum stellatum (L.) Link |
CONVALLARIACEAE |
| Malcolmia africana (L.) R. Brown |
BRASSICACEAE |
| Malva neglecta Wallroth |
MALVACEAE |
| Marrubium vulgare L. |
LAMIACEAE |
| Medicago lupulina L. |
FABACEAE |
| Melilotus officinale (L.) Pallas |
FABACEAE |
| Mentha arvensis L. |
LAMIACEAE |
| Menyanthes trifoliata L. |
MENYANTHACEAE |
| Mertensia arizonica Greene var grahamii L. Williams |
BORAGINACEAE |
| Mertensia brevistyla S. Watson |
BORAGINACEAE |
| Mertensia ciliata (James ex Torrey) G. Don |
BORAGINACEAE |
| Mesyniopsis kingii (S. Watson) W. A. Weber |
LINACEAE |
| Micranthes rhomboidea (Greene) Small |
SAXIFRAGACEAE |
| Microseris nutans (Geyer ex Hooker) Schultz-Bipontinus |
ASTERACEAE |
| Microsteris gracilis (Douglas ex Hooker) Greene ssp humilis (Greene) V. Grant |
POLEMONIACEAE |
| Mimulus glabratus Humboldt, Bonpland, & Kunth var fremontii (Bentham) Adele Grant |
SCROPHULARIACEAE |
| Mimulus guttatus De Candolle |
SCROPHULARIACEAE |
| Mirabilis alipes (S. Watson) Pilz |
NYCTAGINACEAE |
| Mirabilis glandulosa (Standley) W. A. Weber |
NYCTAGINACEAE |
| Mirabilis multiflora (Torrey) A. Gray |
NYCTAGINACEAE |
| Mitella stauropetala Piper var stenopetala (Piper) Rosendahl |
SAXIFRAGACEAE |
| Moehringia lateriflora (L.) Fenzl |
ALSINACEAE |
| Monarda fistulosa L. var menthifolia (R. Graham) Fernald |
LAMIACEAE |
| Monardella odoratissima Bentham |
LAMIACEAE |
| Monolepis nuttalliana (Schultes) Greene |
CHENOPODIACEAE |
| Muhlenbergia asperifolia (Nees & Meyen ex Trinius) Parodi |
POACEAE |
| Muhlenbergia richardsonis (Trinius) Rydberg |
POACEAE |
| Myosotis asiatica (Vestergren) Schischkin & Sergievskaya |
BORAGINACEAE |
| Myosurus apetalus Gay |
RANUNCULACEAE |
| Myriophyllum sibiricum Komarov |
HALORAGACEAE |
| Nassella viridula (Trinius) Barkworth |
POACEAE |
| Nasturtium officinale R. Brown |
BRASSICACEAE |
| Negundo aceroides (L.) Moench |
ACERACEAE |
| Negundo aceroides (L.) Moench ssp interius (Britton & Shafer) Löve & Löve |
ACERACEAE |
| Nemophila breviflora A. Gray |
HYDROPHYLLACEAE |
| Neolepia campestris (L.) W. A. Weber |
BRASSICACEAE |
| Noccaea montana (L.) F. K. Meyer |
BRASSICACEAE |
| Nuttallia multicaulis (Osterhout) Osterhout |
LOASACEAE |
| Oenothera caespitosa Nuttall ex Fraser ssp macroglottis (Rydberg) W. L. Wagner et al. |
ONAGRACEAE |
| Oenothera caespitosa Nuttall ex Fraser ssp marginata (Nuttall) W. L. Wagner et al. |
ONAGRACEAE |
| Oenothera coronopifolia Torrey & Gray |
ONAGRACEAE |
| Oenothera flava (A. Nelson) Garrett |
ONAGRACEAE |
| Oenothera pallida Lindley |
ONAGRACEAE |
| Oenothera pallida Lindley ssp trichocalyx (Nuttall ex Torrey & Gray) Munz & Klein |
ONAGRACEAE |
| Oenothera villosa Thunberg ssp strigosa (Rydberg) Dietrich & Raven |
ONAGRACEAE |
| Oligosporus dracunculus (L.) Poljakov |
ASTERACEAE |
| Oligosporus dracunculus (L.) Poljakov ssp glaucus (Pallas) Löve & Löve |
ASTERACEAE |
| Opuntia polyacantha Haworth var. polyacantha |
CACTACEAE |
| Oreocarya bakeri Greene |
BORAGINACEAE |
| Oreocarya flava A. Nelson |
BORAGINACEAE |
| Oreocarya flavoculata A. Nelson |
BORAGINACEAE |
| Oreocarya humilis Greene ssp nana (Eastwood) W. A. Weber |
BORAGINACEAE |
| Oreocarya rollinsii (I. M. Johnston) W. A. Weber |
BORAGINACEAE |
| Oreocarya stricta Osterhout |
BORAGINACEAE |
| Oreoxis alpina (A. Gray) Coulter & Rose ssp alpina |
APIACEAE |
| Orthilia secunda (L.) House |
PYROLACEAE |
| Orthocarpus luteus Nuttall |
SCROPHULARIACEAE |
| Oryzopsis asperifolia Michaux |
POACEAE |
| Osmorhiza chilensis Hooker & Arnott |
APIACEAE |
| Osmorhiza depauperata Philippi |
APIACEAE |
| Osmorhiza occidentalis (Nuttall) Torrey |
APIACEAE |
| Oxypolis fendleri (A. Gray) Heller |
APIACEAE |
| Oxyria digyna (L.) J. Hill |
POLYGONACEAE |
| Oxytropis lambertii Pursh |
FABACEAE |
| Packera fendleri (A. Gray) Weber & Löve |
ASTERACEAE |
| Packera multilobata (Torrey & Gray ex A. Gray) Weber & Löve |
ASTERACEAE |
| Packera pseudaurea (Rydberg) Weber & Löve |
ASTERACEAE |
| Packera werneriifolia (A. Gray) Weber & Löve |
ASTERACEAE |
| Padus virginiana (L.) P. Miller ssp melanocarpa (A. Nelson) W. A. Weber |
ROSACEAE |
| Pascopyrum smithii (Rydberg) Löve |
POACEAE |
| Paxistima myrsinites (Pursh) Rafinesque |
CELASTRACEAE |
| Pedicularis procera A. Gray |
SCROPHULARIACEAE |
| Pediocactus simpsonii (Engelmann) Britton & Rose var minor (Engelmann) Cockerell |
CACTACEAE |
| Penstemon caespitosus Nuttall |
SCROPHULARIACEAE |
| Penstemon fremontii Torrey & Gray |
SCROPHULARIACEAE |
| Penstemon fremontii Torrey & Gray var glabrescens Dorn & Lichvar |
SCROPHULARIACEAE |
| Penstemon grahamii Keck ex E. Graham |
SCROPHULARIACEAE |
| Penstemon osterhoutii Pennell |
SCROPHULARIACEAE |
| Penstemon pachyphyllus A. Gray ex Rydberg var mucronatus (N. Holmgren) Neese |
SCROPHULARIACEAE |
| Penstemon saxosorum Pennell |
SCROPHULARIACEAE |
| Penstemon scariosus Pennell var albifluvis (England) N. Holmgren |
SCROPHULARIACEAE |
| Penstemon strictus Bentham in De Candolle |
SCROPHULARIACEAE |
| Penstemon watsonii A. Gray |
SCROPHULARIACEAE |
| Penstemon whippleanus A. Gray |
SCROPHULARIACEAE |
| Pentaphylloides floribunda (Pursh) Löve |
ROSACEAE |
| Peraphyllum ramosissimum Nuttall ex Torrey & Gray |
ROSACEAE |
| Perideridia gairdneri (Hooker & Arnott) Mathias ssp borealis Chuang & Constance |
APIACEAE |
| Persicaria amphibia (L.) S. Gray |
POLYGONACEAE |
| Petradoria pumila (Nuttall) Greene |
ASTERACEAE |
| Phacelia alba Rydberg |
HYDROPHYLLACEAE |
| Phacelia demissa A. Gray |
HYDROPHYLLACEAE |
| Phacelia glandulosa Nuttall |
HYDROPHYLLACEAE |
| Phacelia hastata Douglas ex Lehmann |
HYDROPHYLLACEAE |
| Phacelia heterophylla Pursh |
HYDROPHYLLACEAE |
| Phacelia incana Brand |
HYDROPHYLLACEAE |
| Phacelia ivesiana Torrey |
HYDROPHYLLACEAE |
| Phacelia sericea (R. Graham) A. Gray ssp ciliosa (Rydberg) G. W. Gillett |
HYDROPHYLLACEAE |
| Phalaroides arundinacea (L.) Rauschert |
POACEAE |
| Phleum commutatum Gaudin |
POACEAE |
| Phleum pratense L. |
POACEAE |
| Phlox austromontana Coville |
POLEMONIACEAE |
| Phlox hoodii Richardson |
POLEMONIACEAE |
| Phlox longifolia Nuttall |
POLEMONIACEAE |
| Phlox multiflora A. Nelson |
POLEMONIACEAE |
| Physaria acutifolia Rydberg |
BRASSICACEAE |
| Physaria obcordata Rollins |
BRASSICACEAE |
| Picea engelmannii Parry ex Engelmann |
PINACEAE |
| Picrothamnus desertorum Nuttall |
ASTERACEAE |
| Pinus contorta Douglas ex Loudon var latifolia Engelmann |
PINACEAE |
| Pinus edulis Engelmann |
PINACEAE |
| Pinus ponderosa Douglas ex P. & C. Lawson ssp scopulorum (S. Watson) W. A. Weber |
PINACEAE |
| Piptatherum micranthum (Trinius & Ruprecht) Barkworth |
POACEAE |
| Platanthera aquilonis Sheviak |
ORCHIDACEAE |
| Platanthera dilatata (Pursh) Lindley ex L.C. Beck |
ORCHIDACEAE |
| Pneumonanthe affinis (Grisebach) Greene |
GENTIANACEAE |
| Pneumonanthe parryi (Engelmann) Greene |
GENTIANACEAE |
| Poa agassizensis Boivin & D. Löve |
POACEAE |
| Poa compressa L. |
POACEAE |
| Poa cusickii Vasey ssp epilis (Scribner) W. A. Weber |
POACEAE |
| Poa fendleriana (Steudel) Vasey |
POACEAE |
| Poa juncifolia Scribner |
POACEAE |
| Poa nemoralis L. ssp interior (Rydberg) W. A. Weber |
POACEAE |
| Poa palustris L. |
POACEAE |
| Poa pratensis L. |
POACEAE |
| Poa reflexa Vasey & Scribner |
POACEAE |
| Poa secunda J. Presl in K. Presl |
POACEAE |
| Poa tracyi Vasey |
POACEAE |
| Pocilla biloba (L.) W. A. Weber |
SCROPHULARIACEAE |
| Podistera eastwoodiae (Coulter & Rose) Mathias & Constance |
APIACEAE |
| Polemonium foliosissimum (A. Gray) A. Gray |
POLEMONIACEAE |
| Polygonum arenastrum Boreau |
POLYGONACEAE |
| Polygonum douglasii Greene |
POLYGONACEAE |
| Populus angustifolia James |
SALICACEAE |
| Populus balsamifera L. |
SALICACEAE |
| Populus deltoides H. Marshall ssp wislizenii (S. Watson) Eckenwalder |
SALICACEAE |
| Populus tremuloides Michaux |
SALICACEAE |
| Potamogeton illinoensis Morong |
POTAMOGETONACEAE |
| Potentilla concinna Richardson var. concinna |
ROSACEAE |
| Potentilla gracilis Douglas |
ROSACEAE |
| Potentilla pulcherrima Lehmann |
ROSACEAE |
| Potentilla rubricaulis Lehmann |
ROSACEAE |
| Potentilla subjuga Rydberg |
ROSACEAE |
| Prunella vulgaris L. |
LAMIACEAE |
| Psathyrostachys juncea (Fischer) Nevski |
POACEAE |
| Pseudoroegneria spicata (Pursh) Löve ssp inermis (Scribner & Smith) Löve |
POACEAE |
| Pseudostellaria jamesiana (Torrey) Weber & Hartman |
ALSINACEAE |
| Pseudotsuga menziesii (Mirbel) Franco |
PINACEAE |
| Psilochenia acuminata (Nuttall) W. A. Weber |
ASTERACEAE |
| Psilochenia modocensis (Greene) W. A. Weber |
ASTERACEAE |
| Psilochenia occidentalis (Nutt.) Weber |
ASTERACEAE |
| Psilochenia runcinata (James ex Torrey) Löve & Löve |
ASTERACEAE |
| Pteridium aquilinum (L.) Kuhn |
DENNSTAEDTIACEAE |
| Pterogonum alatum (Torrey) Gross |
POLYGONACEAE |
| Puccinellia airoides Watson & Coulter |
POACEAE |
| Purshia tridentata (Pursh) De Candolle |
ROSACEAE |
| Pyrrocoma crocea (A. Gray) Greene |
ASTERACEAE |
| Quercus gambelii Nuttall |
FAGACEAE |
| Ranunculus inamoenus Greene |
RANUNCULACEAE |
| Ranunculus macounii Britton |
RANUNCULACEAE |
| Ranunculus uncinatus D. Don |
RANUNCULACEAE |
| Rhamnus smithii Greene |
RHAMNACEAE |
| Rhus aromatica Aiton ssp trilobata (Nuttall ex Torrey & Gray) W. A. Weber |
ANACARDIACEAE |
| Ribes aureum Pursh |
GROSSULARIACEAE |
| Ribes cereum Douglas |
GROSSULARIACEAE |
| Ribes inerme Rydberg |
GROSSULARIACEAE |
| Ribes leptanthum A. Gray |
GROSSULARIACEAE |
| Ribes montigenum McClatchie |
GROSSULARIACEAE |
| Ribes wolfii Rothrock |
GROSSULARIACEAE |
| Rorippa curvipes Greene var alpina (S. Watson) Stuckey |
BRASSICACEAE |
| Rorippa teres (Michaux) Stuckey |
BRASSICACEAE |
| Rosa sayi Schweinitz |
ROSACEAE |
| Rosa woodsii Lindley |
ROSACEAE |
| Rubacer parviflorum (Nuttall) Rydberg |
ROSACEAE |
| Rubus idaeus L. ssp melanolasius (Dieck) Focke |
ROSACEAE |
| Rudbeckia ampla A. Nelson |
ASTERACEAE |
| Rudbeckia occidentalis Nuttall var montana (A. Gray) Perdue |
ASTERACEAE |
| Rumex crispus L. |
POLYGONACEAE |
| Rumex triangulivalvis (Danser) Rechinger f. |
POLYGONACEAE |
| Rumex utahensis Rechinger f. |
POLYGONACEAE |
| Rumex venosus Pursh |
POLYGONACEAE |
| Sabina osteosperma (Torrey) Antoine |
CUPRESSACEAE |
| Sabina scopulorum (Sargent) Rydberg |
CUPRESSACEAE |
| Sagittaria cuneata Sheldon |
ALISMATACEAE |
| Salix bebbiana Sargent |
SALICACEAE |
| Salix boothii Dorn |
SALICACEAE |
| Salix brachycarpa Nuttall |
SALICACEAE |
| Salix exigua Nuttall ssp exigua |
SALICACEAE |
| Salix lasiandra Bentham var caudata (Nuttall) Sudworth |
SALICACEAE |
| Salix ligulifolia (Ball ex C. K. Schneider) Ball ex E. C. Smith |
SALICACEAE |
| Salix monticola Bebb in Coulter |
SALICACEAE |
| Salix scouleriana Barratt ex Hooker |
SALICACEAE |
| Salix wolfii Bebb |
SALICACEAE |
| Sambucus microbotrys Rydberg |
CAPRIFOLIACEAE |
| Sarcobatus vermiculatus (Hooker) Torrey |
CHENOPODIACEAE |
| Schoenocrambe linifolia (Nuttall) Greene |
BRASSICACEAE |
| Schoenoplectus acutus (Mühlenberg) Löve & Löve |
CYPERACEAE |
| Schoenoplectus validus (Vahl) Löve & Löve |
CYPERACEAE |
| Scrophularia lanceolata Pursh |
SCROPHULARIACEAE |
| Securigera varia (L.) Lassen |
FABACEAE |
| Senecio eremophilus Richardson ssp kingii (Rydberg) Douglas & R.-Douglas |
ASTERACEAE |
| Senecio integerrimus Nuttall |
ASTERACEAE |
| Senecio serra Hooker |
ASTERACEAE |
| Senecio triangularis Hooker |
ASTERACEAE |
| Seriphidium novum (A. Nelson) W. A. Weber |
ASTERACEAE |
| Seriphidium pygmaeum (A. Gray) W. A. Weber |
ASTERACEAE |
| Seriphidium tridentatum (Nuttall) W. A. Weber |
ASTERACEAE |
| Shepherdia argentea (Pursh) Nuttall |
ELAEAGNACEAE |
| Shepherdia canadensis (L.) Nuttall |
ELAEAGNACEAE |
| Sidalcea candida A. Gray |
MALVACEAE |
| Sidalcea neomexicana A. Gray |
MALVACEAE |
| Sisymbrium loeselii L. |
BRASSICACEAE |
| Sium suave Walter |
APIACEAE |
| Solanum triflorum Nuttall |
SOLANACEAE |
| Solidago canadensis L. |
ASTERACEAE |
| Solidago multiradiata Aiton |
ASTERACEAE |
| Solidago multiradiata Aiton var. scopulorum Gray |
ASTERACEAE |
| Solidago velutina De Candolle |
ASTERACEAE |
| Sonchus uliginosus Bieberstein |
ASTERACEAE |
| Sorbus scopulina Greene |
ROSACEAE |
| Sparganium angustifolium Michaux |
SPARGANIACEAE |
| Sphaeralcea coccinea (Pursh) Rydberg |
MALVACEAE |
| Sphenopholis obtusata (Michaux) Scribner |
POACEAE |
| Sporobolus contractus A. S. Hitchcock |
POACEAE |
| Stachys palustris L. ssp pilosa (Nuttall) Epling |
LAMIACEAE |
| Stanleya pinnata (Pursh) Britton |
BRASSICACEAE |
| Stanleya pinnata (Pursh) Britton var integrifolia (James) Rollins |
BRASSICACEAE |
| Stellaria borealis Bigelow |
ALSINACEAE |
| Stellaria obtusa Engelmann |
ALSINACEAE |
| Stenotus acaulis Nuttall |
ASTERACEAE |
| Stenotus armerioides Nuttall |
ASTERACEAE |
| Streptopus fassettii Löve & Löve |
UVULARIACEAE |
| Stuckenia filiformis (Persoon) Börner ssp alpina (Blytt) Haynes |
POTAMOGETONACEAE |
| Suaeda moquinii Torrey |
CHENOPODIACEAE |
| Sullivantia hapemanii (Coulter & Fisher) Coulter var. purpusii (Brandegee) Soltis |
SAXIFRAGACEAE |
| Swida sericea (L.) Holub |
CORNACEAE |
| Symphoricarpos rotundifolius A. Gray |
CAPRIFOLIACEAE |
| Tamarix ramosissima Ledebour |
TAMARICACEAE |
| Taraxacum officinale G. H. Weber ex Wiggers |
ASTERACEAE |
| Tetradymia canescens De Candolle |
ASTERACEAE |
| Tetradymia nuttallii Torrey & Gray |
ASTERACEAE |
| Tetradymia spinosa Hooker & Arnott |
ASTERACEAE |
| Tetraneuris acaulis (Pursh) Greene var epunctata (A. Nelson) Kartesz & Gandhi |
ASTERACEAE |
| Thalictrum fendleri Engelmann ex A. Gray |
THALICTRACEAE |
| Thalictrum heliophilum Wilken & DeMott |
THALICTRACEAE |
| Thalictrum venulosum Trelease |
THALICTRACEAE |
| Thelypodiopsis elegans (Jones) Rydberg |
BRASSICACEAE |
| Thelypodium integrifolium (Nuttall) Endlicher |
BRASSICACEAE |
| Thermopsis montana Nuttall ex Torrey & Gray |
FABACEAE |
| Thlaspi arvense L. |
BRASSICACEAE |
| Tithymalus brachyceras (Engelmann) Small |
EUPHORBIACEAE |
| Tithymalus uralensis (Fischer ex Link) Prokhanov |
EUPHORBIACEAE |
| Torreyochloa pauciflora (J. Presl in K. Presl) Church |
POACEAE |
| Townsendia exscapa (Richardson) T. C. Porter |
ASTERACEAE |
| Townsendia incana Nuttall |
ASTERACEAE |
| Toxicoscordion paniculatum (Nuttall) Rydberg |
MELANTHIACEAE |
| Toxicoscordion venenosum (S. Watson) Rydberg |
MELANTHIACEAE |
| Tragopogon dubius Scopoli ssp major (Jacquin) Vollmann |
ASTERACEAE |
| Trifolium dasyphyllum Torrey & Gray |
FABACEAE |
| Trifolium gymnocarpon Nuttall |
FABACEAE |
| Trifolium hybridum L. |
FABACEAE |
| Trifolium pratense L. |
FABACEAE |
| Trifolium repens L. |
FABACEAE |
| Triglochin maritima L. |
JUNCAGINACEAE |
| Triglochin palustris L. |
JUNCAGINACEAE |
| Trimorpha lonchophylla (Hooker) Nesom |
ASTERACEAE |
| Trisetum wolfii Vasey in Rothrock |
POACEAE |
| Typha latifolia L. |
TYPHACEAE |
| Urtica gracilis Aiton ssp gracilis |
URTICACEAE |
| Vaccaria pyramidata Medicus |
CARYOPHYLLACEAE |
| Vaccinium myrtillus L. ssp oreophilum (Rydberg) Löve et al. |
ERICACEAE |
| Valeriana capitata Pallas ex Link ssp acutiloba (Rydberg) F. G. Meyer |
VALERIANACEAE |
| Valeriana edulis Nuttall |
VALERIANACEAE |
| Valeriana occidentalis Heller |
VALERIANACEAE |
| Veratrum tenuipetalum Heller |
MELANTHIACEAE |
| Verbena bracteata Lagasca & Rodriguez |
VERBENACEAE |
| Veronica americana Schweinitz ex Bentham |
SCROPHULARIACEAE |
| Veronica anagallis-aquatica L. |
SCROPHULARIACEAE |
| Veronica catenata Pennell |
SCROPHULARIACEAE |
| Veronica nutans Bongard |
SCROPHULARIACEAE |
| Veronicastrum serpyllifolium L. ssp humifusum (Dickson) W. A. Weber |
SCROPHULARIACEAE |
| Vicia americana Mühlenberg |
FABACEAE |
| Viola adunca J. E. Smith |
VIOLACEAE |
| Viola macloskeyi Lloyd ssp pallens (Banks ex De Candolle) M. S. Baker |
VIOLACEAE |
| Viola scopulorum (A. Gray) Greene |
VIOLACEAE |
| Viola vallicola A. Nelson |
VIOLACEAE |
| Virgulaster ascendens (Lindley ex Hooker) Semple |
ASTERACEAE |
| Virgulus ericoides (L.) Reveal & Keener |
ASTERACEAE |
| Wyethia amplexicaulis (Nuttall) Nuttall |
ASTERACEAE |
| Xylorhiza venusta (Jones) Heller |
ASTERACEAE |
