Aceraceae (Maple)
Acer glabrum
Negundo aceroides
Agavaceae (Agave)
Yucca glauca
Alliaceae (Onion)
Allium cernuum
Allium geyeri
Allium textile
Alsinaceae (Chickweed)
Cerastium fontanum
Cerastium strictum
Eremogone fendleri
Eremogone hookeri
Lidia obtusiloba
Paronychia jamesii
Paronychia pulvinata
Pseudostellaria jamesiana
Stellaria longifolia
Anacardiaceae (Sumac)
 Rhus aromatica
Toxicodendron rydbergii
Apiaceae (Parsley)
Aletes tenuifolius
Angelica ampla
Angelica grayi
Conium maculatum
Cymopterus acaulis
Harbouria trachypleura
Heracleum sphondylium
Ligusticum porteri
Lomatium orientale
Musineon divaricatum
Musineon tenuifolium
Oreoxis alpina
Pseudocymopterus montanus
Apocynaceae (Dogbane)
Apocynum androsaemifolium
Apocynum cannabinum
Asclepiadaceae (Milkweed)
Asclepias engelmanniana
Asclepias incarnata
Asclepias pumila
Asclepias speciosa
Asclepias viridiflora
Asteraceae (Sunflower)
Achillea lanulosa
Acosta diffusa
Agoseris aurantiaca
Ambrosia psilostachya
Ambrosia trifida
Anaphalis margaritacea
Antennaria howellii
Antennaria parvifolia
Antennaria pulcherrima
Antennaria rosea
Arctium minus
Arnica cordifolia
Artemisia frigida
Artemisia ludoviciana
Artemisia scopulorum
Bahia dissecta
Bidens frondosa
Bidens tripartita
Breea arvensis
Brickellia californica
Brickellia eupatorioides
Carduus nutans
Chrysothamnus nauseosus
Cichorium intybus
Cirsium arvense
Cirsium canescens
Cirsium scariosum
Cirsium scopulorum
Cirsium undulatum
Cirsium vulgare
Conyza canadensis
Dyssodia papposa
Erigeron pinnatisectus
Gaillardia aristata
Grindelia squarrosa
Gutierrezia sarothrae
Helianthus annuus
Helianthus pumilus
Heterotheca villosa
Lactuca serriola
Liatris punctata
Lygodesmia juncea
Machaeranthera pinnatifida
Nothocalais cuspidata
Oligosporus pacificus
Ratibida columnifera
Rudbeckia ampla
Rudbeckia hirta
Rudbeckia laciniata
Rydbergia grandiflora
Senecio spartioides
Senecio triangularis
Senecio wootonii
Solidago spathulata nana
Thelesperma megapotamicum
Townsendia grandiflora
Townsendia hookeri
Tragopogon dubius
Tragopogon pratensis
Verbesina encelioides
Xanthium strumarium
 Ximenesia encelioides
Berberidaceae (Barberry)
Mahonia repens
Betulaceae (Birch)
Alnus incana
Betula fontinalis
Boraginaceae (Borage)
Cynoglossum officinale
Eritrichum aretioides
Hackelia floribunda
Lithospermum incisum
Mertensia ciliata
Mertensia lanceolata
Oreocarya celosioides
Oreocarya thyrsiflora
Oreocarya virgata
Brassicaceae (Mustard)
Alyssum parviflorum
Berteroa incana
Cardimine cordifolia
Draba reptans
Erysimum asperum
Erysimum capitatum
Lesquerella ludoviciana
Lesquerella montana
Physaria bellii
Sisymbrium altissimum
Stanleya pinnata
Thalaspi arvense
Thlaspi montanum
Cactaceae (Cactus)
Coryphantha missouriensis
Echinocereus viridiflorus
Opuntia macrorhiza
Opuntia polyacantha
Calochortaceae (Mariposa)
 Calochortus gunnisonii
Campanulaceae (Bellflower)
Campanula rapunculoides
Campanula rotundifolia
Capparaceae (Caper)
Cleome serrulata
Caprifoliaceae(Honeysuckle)
Linnaea borealis
Sambucus microbotrys
Symphoricarpos albus
Symphoricarpos occidentalis
Caryophyllaceae (Pink)
Melandrium dioicum
Saponaria officinalis
Silene acaulis
Chenopodiaceae (Goosefoot)
Atriplex canescens
Bassia sieversiana
Chenopodium capitatum
Kochia scoparia
Krascheninnikovia lanata
Salsola australis
Commelinaceae (Spiderwort)
Tradescantia occidentalis
Convolvulaceae
(Morning Glory)
Convolvulus arvensis
Evolvulus nuttallianus
Crassulaceae (Stonecrop)
Amerosedum lanceolatum
Clementsia rhodantha
Rhodiola integrifolia
Tolmachevia integrifolia
Cupressaceae (Cypress)
Sabina scopulorum
Cyperaceae (Sedge)
Carex chalciolepis
Schoenoplectus lacustris acutus
Cypripediaceae (Lady's Slipper)
Cypripedium fasciculatum
Elaeagnaceae (Oleaster)
Elaeagnus angustifolia
Ericaceae (Heath)
Kalmia microphylla
Euphorbiaceae (Spurge)
Agaloma marginata
Poinsettia dentata
Tithymalus brachycera
Tithymalus uralensis
Tragia ramosa
Fabaceae (Pea)
Astragalus agrestis
Astragalus alpinus
Astragalus bisulcatus
Astragalus cicer
Astragalus flexuosus
Astragalus gracilis
Astragalus parryi
Astragalus shortianus
Astragalus tridactylicus
Caragana arborescens
Dalea candida
Dalea purpurea
Glycyrrhiza lepidota
Lathyrus latifolius
Lathyrus leucanthus
Lupinus argenteus
Medicago lupulina
Melilotus albus
Melilotus officinale
Orophaca tridactylica
Oxytropis lambertii
Oxytropis sericea
Oxytropis splendens
Pediomelum esculentum
Psoralidium tenuiflorum
Thermopsis divaricarpa
Trifolium dasyphyllum
Trifolium nanum
Trifolium parryi
Trifolium pratense
Trifolium repens
Vicia americana
Fumariaceae (Fumitory)
 Cordyalis aurea
Gentianaceae (Gentian)
Frasera speciosa
Gentianella acuta
Gentianodes algida
Gentianopsis thermalis
Pneumonanthe parryi
Swertia perennis
Geraniaceae (Geranium)
Geranium caespitosum
Geranium richardsonii
Grossulariaceae (Gooseberry)
 Ribes aureum
Ribes cereum
Ribes inerme
Helleboraceae (Hellebore)
 Aquilegia coerulea
Delphinium barbeyi
Delphinium carolinianum
Delphinium nuttallianum
Psychrophila leptosepala
Trollius albiflorus
Hydrangeaceae (Hydrangea)
 Jamesia americana
Hydrophyllaceae (Waterleaf)
 Hydrophyllum fendleri
Phacelia alba
Phacelia heterophylla
Phacelia sericea
Iridaceae (Iris)
 Iris missouriensis
Sisyrinchium montanum
Lamiaceae (Mint)
Lamium amplexicaule
Mentha arvensis
Monarda fistulosa
Scutellaria brittonii
Liliaceae (Lily)
 Erythronium grandiflorum
Leucocrinum montanum
Lloydia serotina
Linaceae (Flax)
 Adenolinum lewisii
Loasaceae (Loasa)
 Nuttallia decapetala
Lythraceae (Loosestrife)
 Lythrum salicaria
Malvaceae (Mallow)
 Hibiscus trionum
Malva neglecta
Sidalcea candida
Sidalcea neomexicana
Sphaeralcea coccinea
Melanthiaceae
(False Hellebore)
 Anticlea elegans
Toxicoscordion venenosum
Monotropaceae (Pinesap)
 Pterospora andromedea
Nyctaginaceae
(Four-O'Clock)
Abronia fragrans
Mirabilis linearis
Mirabilis nyctaginea
Onagraceae
(Evening Primrose)
 Chamerion angustifolius
Gaura coccinea
Oenothera caespitosa
Oenothera coronopifolia
Oenothera howardii
Oenothera villosa
Orchidaceae (Orchid)
Calypso bulbosa
Corallorhiza maculata
Cypripedium fasciculatum
Orobanchaceae (Broomrape)
 Aphyllon fasciculatum
Papaveraceae (Poppy)
 Argemone polyanthemos
Pinaceae (Pine)
 Pinus ponderosa
Plantaginaceae (Plantain)
 Plantago major
Plantago patagonica
Poaceae (Grass)
 Achanatherum hymenoides
Bouteloua curtipendula
Bouteloua gracilis
Bromopsis inermis
Buchloe dactyloides
Chloris virgata
Chondrosum gracile
Dactylis glomerata
Echinochloa crus-galli
Hesperostipa comata
Koeleria macrantha
Polypogon monspeliensis
Setaria glauca
Thinopyrum ponticum
Polemoniaceae (Phlox)
Aliciella pinnatifida
Collomia linearis
Ipomopsis aggregata
Phlox andicola
Phlox pulvinata
Phlox sibirica
Polemonium foliosissimum
Polemonium pulcherrimum
Polemonium viscosum
Polygonaceae (Buckwheat)
Bistorta bistortoides
Eriogonum effusum
Eriogonum umbellatum
Fallopia aubertii
Oxyria digyna
Persicaria lapathifolia
Polygonum arenastrum
Pterogonum alatum
Rumex crispus
Rumex densiflorus
Portulacaceae (Purslane)
 Claytonia megarhiza
Claytonia rosea
Oreobroma pygmaea
Portulaca oleracea
Primulaceae (Primrose)
 Dodecatheon pulchellum
Primula angustifolia
Primula parryi
Ranunculaceae (Buttercup)
 Anemone cylindrica
Anemone narcissiflora
Anemonidium canadense
Atragene occidentalis
Caltha leptosepala
Ceratocephala orthoceras
Clematis ligusticifolia
Clematis occidentalis
Coriflora hirsutissima
Pulsatilla ludoviciana
Ranunculus adoneus
Ranunculus alismifolius
Ranunculus glaberrimus
Ranunculus macounii
Trollius laxus
Rhamnaceae (Buckthorn)
 Ceanothus fendleri
Rosaceae (Rose)
 Cercocarpus montanus
Dryas octopetala
Drymocallis fissa
Fragaria virginiana
Geum macrophyllum
Geum rossii
Geum triflorum
Oreobatus deliciosus
Padus virginiana
Pentaphylloides floribunda
Physocarpus monogynus
Potentilla diversifolia
Potentilla hippiana
Potentilla norvegica
Purshia tridentata
Rosa woodsii
Rubus idaeus
Sibbaldia procumbens
Rubiaceae (Madder)
 Galium septentrionale
Salicaceae (Willow)
 Populus angustifolia
Populus deltoides
Populus x acuminata
Salix cascadensis
Salix exigua
Santalaceae (Sandalwood)
 Comandra umbellata
Saxifragaceae (Saxifrage)
 Cilaria austromontana
Heuchera bracteata
Heuchera parvifolia
Micranthes odontoloma
Micranthes rhomboidea
Scrophulariaceae (Figwort)
Besseya alpina
Castilleja integra
Castilleja rhexifolia
Chionophila jamesii
Collinsia parviflora
Linaria genistifolia
Linaria vulgaris
Mimulus guttatus
Orthocarpus luteus
Pedicularis bracteosa
Pedicularis groenlandica
Pedicularis parryi
Pedicularis racemosa alba
Pedicularis scopulorum
Pedicularis sudetica
Penstemon albidus
Penstemon angustifolius
Penstemon gracilis
Penstemon secundiflorus
Penstemon virens
Penstemon virgatus
Penstemon whippleanus
Verbascum blattaria
Verbascum thapsus
Veronica catenata
Veronica nutans
Solanaceae (Nightshade)
Physalis heterophylla
Physalis virginiana
Quincula lobata
Solanum elaeagnifolium
Solanum rostratum
Thalictraceae (Meadowrue)
Thalictrum fendeleri
Verbenaceae (Vervain)
Verbena bracteata
Violaceae (Violet)
 Viola canadensis
Viola labradorica
Viola nuttalli
Vitaceae (Grape)
Vitis riparia
Zygophyllaceae (Caltrop)
Tribulus terrestris