Vascular Plants of Carter County, Montana

Generated from PNW Herbaria database
November 28, 2020.

88 family names
331 genus names
852 species/infraspecies names
(names highlighted in brown could not be resolved to an accepted name)

{an additional 208 species/infraspecies are to be expected based on presence in one of these adjacent counties: Fallon, Powder River; these names are colored gray and enclosed in braces}

Index to Families:

Ferns:
C, E, M, O, P, S, W

Gymnosperms:
C, P

Dicots:
A, B, C, E, F, G, H, L, M, N, O, P, R, S, T, U, V, Z

Monocots:
A, C, I, J, L, M, O, P, S, T

FERNS:

Cystopteridaceae: Cystopteris

Equisetaceae: Equisetum

Marsileaceae: Marsilea

Ophioglossaceae: Botrychium

Pteridaceae: Myriopteris, Pellaea

Selaginellaceae: Selaginella

Woodsiaceae: Woodsia

GYMNOSPERMS:

Cupressaceae: Juniperus

Pinaceae: Larix, Pinus

DICOTS:

Amaranthaceae: Amaranthus, Atriplex, Bassia, Blitum, Chenopodiastrum, Chenopodium, Corispermum, Dysphania, Krascheninnikovia, Oxybasis, Salicornia, Salsola, Stutzia, Suaeda, Suckleya

Anacardiaceae: Rhus, Toxicodendron

Apiaceae: Berula, Cicuta, Cogswellia, Conium, Cymopterus, Heracleum, Lomatium, Musineon, Osmorhiza, Perideridia, Peucedanum, Sanicula, Zizia

Apocynaceae: Apocynum, Asclepias

Berberidaceae: Mahonia

Betulaceae: Betula

Boraginaceae: Cryptantha, Cynoglossum, Hackelia, Lappula, Lithospermum, Mertensia, Myosotis, Onosmodium, Oreocarya, Plagiobothrys

Cactaceae: Coryphantha, Opuntia

Campanulaceae: Campanula, Triodanis

Cannabaceae: Humulus

Caprifoliaceae: Lonicera, Symphoricarpos

Caryophyllaceae: Cerastium, Dianthus, Gypsophila, Moehringia, Paronychia, Silene, Spergularia, Stellaria, Vaccaria

Celastraceae: Celastrus

Ceratophyllaceae: Ceratophyllum

Cistaceae: Helianthemum

Cleomaceae: Peritoma, Polanisia

Convolvulaceae: Calystegia, Convolvulus, Evolvulus

Cornaceae: Cornus

Crassulaceae: Sedum

Elaeagnaceae: Elaeagnus, Shepherdia

Elatinaceae: Bergia, Elatine

Ericaceae: Arctostaphylos, Orthilia, Pterospora, Pyrola, Rhododendron

Euphorbiaceae: Euphorbia

Fabaceae: Acmispon, Amorpha, Astragalus, Dalea, Glycyrrhiza, Hedysarum, Lathyrus, Lotus, Lupinus, Medicago, Melilotus, Oxytropis, Pediomelum, Thermopsis, Trifolium, Vicia

Fagaceae: Quercus

Gentianaceae: Gentianella

Geraniaceae: Geranium

Grossulariaceae: Ribes

Haloragaceae: Myriophyllum

Hydrophyllaceae: Ellisia, Hydrophyllum, Phacelia

Hypericaceae: Hypericum

Lamiaceae: Agastache, Hedeoma, Lamium, Leonurus, Lycopus, Marrubium, Mentha, Monarda, Nepeta, Prunella, Salvia, Stachys

Linaceae: Linum

Linnaeaceae: Linnaea

Loasaceae: Mentzelia

Malvaceae: Hibiscus, Malva, Sphaeralcea

Montiaceae: Claytonia

Nyctaginaceae: Mirabilis, Tripterocalyx

Oleaceae: Fraxinus, Syringa

Onagraceae: Chamaenerion, Epilobium, Gayophytum, Oenothera

Orobanchaceae: Aphyllon, Castilleja, Orobanche, Orthocarpus, Pedicularis

Oxalidaceae: Oxalis

Papaveraceae: Corydalis, Fumaria

Plantaginaceae: Bacopa, Callitriche, Collinsia, Gratiola, Hippuris, Linaria, Nuttallanthus, Penstemon, Pentstemon, Plantago, Synthyris, Veronica

Polemoniaceae: Collomia, Ipomopsis, Microsteris, Phlox

Polygalaceae: Polygala

Polygonaceae: Eriogonum, Fallopia, Persicaria, Polygonum, Rumex

Primulaceae: Androsace, Dodecatheon, Douglasia, Lysimachia

Ranunculaceae: Actaea, Anemone, Ceratocephala, Clematis, Delphinium, Halerpestes, Myosurus, Ranunculus, Thalictrum

Rhamnaceae: Ceanothus

Rosaceae: Agrimonia, Amelanchier, Crataegus, Drymocallis, Fragaria, Geum, Potentilla, Prunus, Rosa, Rubus, Spiraea

Rubiaceae: Galium

Salicaceae: Populus, Salix

Santalaceae: Comandra

Sapindaceae: Acer

Sarcobataceae: Sarcobatus

Saxifragaceae: Heuchera, Lithophragma

Scrophulariaceae: Limosella, Scrophularia, Verbascum

Solanaceae: Hyoscyamus, Lycium, Physalis, Solanum

Tamaricaceae: Tamarix

Ulmaceae: Ulmus

Urticaceae: Parietaria, Urtica

Verbenaceae: Verbena

Violaceae: Viola

Vitaceae: Parthenocissus, Vitis

Zygophyllaceae: Tribulus

MONOCOTS:

Alismataceae: Alisma, Sagittaria

Amaryllidaceae: Allium

Araceae: Lemna

Asparagaceae: Asparagus, Leucocrinum, Maianthemum, Yucca

Commelinaceae: Tradescantia

Cyperaceae: Bolboschoenus, Carex, Cyperus, Eleocharis, Schoenoplectus, Scirpus

Iridaceae: Sisyrinchium

Juncaceae: Juncus

Juncaginaceae: Triglochin

Liliaceae: Calochortus, Fritillaria, Lilium, Prosartes

Melanthiaceae: Anticlea, Toxicoscordion

Orchidaceae: Corallorhiza, Cypripedium, Dactylorhiza, Platanthera, Spiranthes

Potamogetonaceae: Potamogeton, Stuckenia, Zannichellia

Smilacaceae: Smilax

Typhaceae: Typha

FERNS:

CYSTOPTERIDACEAE:

Cystopteris

Cystopteris fragilis (MONTU, RM, USFS; 2010)

EQUISETACEAE:

Equisetum

Equisetum arvense (RM, USFS; 2009)

Equisetum ×ferrissii (RM, USFS; 2009)

Equisetum hyemale (RM, USFS; 2009)

ssp. affine (RM, USFS; 2009)

Equisetum laevigatum (USFS; 2010)

{Equisetum variegatum}

{ssp. variegatum}

MARSILEACEAE:

Marsilea

Marsilea vestita (MONTU, USFS; 2010)

OPHIOGLOSSACEAE:

Botrychium

Botrychium montanum (MONTU; 1997)

PTERIDACEAE:

Myriopteris

Myriopteris gracilis (RM, USFS; 2009)

Pellaea

{Pellaea glabella}

{ssp. occidentalis}

SELAGINELLACEAE:

Selaginella

Selaginella densa (RM, SRP, USFS; 2010)

Selaginella scopulorum (MONTU; 2004)

WOODSIACEAE:

Woodsia

Woodsia oregana (MONTU, RM, USFS; 2010)

ssp. cathcartiana (RM, USFS; 2010)

GYMNOSPERMS:

CUPRESSACEAE:

Juniperus

Juniperus communis (RM, USFS; 2010)

var. depressa (RM, USFS; 2010)

var. kelleyi (USFS; 1917)

Juniperus horizontalis (USFS; 2009)

Juniperus scopulorum (RM, USFS; 2010)

PINACEAE:

Larix

Larix occidentalis (MONTU, RM, USFS; 2009)

Pinus

Pinus flexilis (MONTU; 2005)

Pinus ponderosa (RM, USFS; 2010)

var. scopulorum (RM, USFS; 2010)

DICOTS:

AMARANTHACEAE:

Amaranthus

Amaranthus albus (MONT, MONTU, RM, WTU; 1948)

Amaranthus blitoides (MONTU; 1937)

Amaranthus californicus (MONTU, RM; 2009)

Amaranthus retroflexus (MONT, MONTU; 1937)

Atriplex

Atriplex argentea (MONT, MONTU, RM; 2009)

var. argentea (RM; 2009)

{Atriplex canescens}

Atriplex confertifolia (RM; 2010)

Atriplex gardneri (MONTU, RM; 2010)

var. gardneri (RM; 2010)

var. utahensis (RM; 2009)

Atriplex patula (MONTU; 1937)

Atriplex powellii (MONTU; 1934)

Bassia

{Bassia scoparia}

Blitum

Blitum nuttallianum (MONT, MONTU, RM, USFS, WTU; 2009)

Chenopodiastrum

Chenopodiastrum simplex (MONTU, USFS; 2009)

Chenopodium

Chenopodium berlandieri (RM, USFS; 2010)

var. zschackei (RM, USFS; 2010)

{Chenopodium fremontii}

Chenopodium leptophyllum (MONTU; 1937)

Chenopodium pratericola (RM, USFS; 2010)

Chenopodium subglabrum (MONT, MONTU; 1999)

Corispermum

{Corispermum americanum}

{Corispermum villosum}

Dysphania

Dysphania botrys (RM; 2001)

Krascheninnikovia

Krascheninnikovia lanata (MONTU, RM; 2010)

Oxybasis

{Oxybasis glauca}

{ssp. salina}

Salicornia

{Salicornia rubra}

Salsola

Salsola collina (MONT; 1948)

{Salsola tragus}

Stutzia

Stutzia dioica (MONT, MONTU, RM, USFS; 2010)

Suaeda

Suaeda calceoliformis (MONTU; 1936)

Suaeda nigra (MONTU, RM; 2010)

Suckleya

Suckleya suckleyana (MONTU, RM; 2010)

ANACARDIACEAE:

Rhus

Rhus aromatica (MONT, MONTU, RM, USFS; 2010)

var. aromatica (MONT, MONTU, RM, USFS; 2010)

Toxicodendron

Toxicodendron pubescens (MONT; 1936)

Toxicodendron radicans (MONT, MONTU, USFS; 2010)

var. rydbergii (MONT, MONTU, USFS; 2010)

APIACEAE:

Berula

{Berula incisa}

Cicuta

{Cicuta douglasii}

Cicuta maculata (MONT; 1948)

Cogswellia

Cogswellia montana (MONT; 1937)

Conium

{Conium maculatum}

Cymopterus

Cymopterus glomeratus (ID, MONT, MONTU, RM, USFS; 2009)

{Cymopterus terebinthinus}

Heracleum

Heracleum maximum (MONT, RM, USFS; 2010)

Lomatium

{Lomatium cous}

Lomatium foeniculaceum (MONT, MONTU, USFS; 2009)

var. foeniculaceum (MONTU, USFS; 2009)

{Lomatium orientale}

{Lomatium triternatum}

Musineon

Musineon divaricatum (MONT, MONTU, OSC, SRP; 2014)

Osmorhiza

Osmorhiza berteroi (MONT; 1948)

Osmorhiza longistylis (USFS; 2010)

Perideridia

Perideridia montana (MONTU, USFS; 2009)

Peucedanum

Peucedanum palustre (MONTU; 2009)

Sanicula

Sanicula marilandica (RM, USFS; 2010)

Zizia

Zizia aptera (MONT; ?)

APOCYNACEAE:

Apocynum

Apocynum androsaemifolium (RM, USFS; 2010)

{Apocynum cannabinum}

Asclepias

Asclepias ovalifolia (MONT, MONTU; 1994)

Asclepias pumila (MONTU, RM, USFS; 2009)

Asclepias speciosa (MONT, USFS; 2009)

Asclepias stenophylla (MONT, MONTU, RM, USFS; 2009)

{Asclepias verticillata}

Asclepias viridiflora (MONTU, USFS; 2009)

ASTERACEAE:

Achillea

Achillea millefolium (MONTU, RM, USFS; 2010)

Agoseris

Agoseris aurantiaca (MONTU; 1917)

Agoseris glauca (MONT, MONTU, RM, USFS, WTU; 2010)

var. dasycephala (MONTU, RM, USFS; 2010)

var. glauca (MONTU; 2004)

Ambrosia

Ambrosia artemisiifolia (MONT; 1900)

Ambrosia psilostachya (RM, USFS; 2009)

Ambrosia trifida (MONT, MONTU; 1953)

Anaphalis

{Anaphalis margaritacea}

Antennaria

{Antennaria dimorpha}

Antennaria howellii (RM, USFS; 2010)

ssp. howellii (RM, USFS; 2009)

ssp. neodioica (RM, USFS; 2010)

Antennaria microphylla (RM, USFS; 2009)

Antennaria neglecta (MONT, MONTU, RM; 2010)

Antennaria parvifolia (MONT, MONTU, RM, USFS; 2009)

Aplopappus

Aplopappus argillacea (WTU; 1948)

Arctium

{Arctium minus}

Arnica

Arnica cordifolia (MONTU; 1994)

Arnica fulgens (MONTU, RM, USFS; 2009)

Arnica latifolia (USFS; 2009)

{Arnica sororia}

Artemisia

Artemisia biennis (MONT; 1953)

Artemisia campestris (USFS; 2009)

var. scouleriana (USFS; 2009)

Artemisia cana (MONT, MONTU; 1973)

ssp. cana (MONTU; 1973)

Artemisia dracunculus (MONTU, RM, USFS; 2009)

Artemisia frigida (MONT, MONTU, RM, USFS; 2009)

Artemisia longifolia (MONT; 1997)

Artemisia ludoviciana (MONTU, RM, USFS; 2009)

ssp. ludoviciana (MONTU, RM, USFS; 2009)

Artemisia tridentata (MONT, MONTU, RM, USFS; 2009)

ssp. wyomingensis (MONT, MONTU, RM, USFS; 2009)

Aster

Aster adsurgens (MONT; 1948)

Balsamorhiza

{Balsamorhiza incana}

{Balsamorhiza sagittata}

Bidens

Bidens cernua (RM, USFS; 2009)

{Bidens vulgata}

Brickellia

Brickellia eupatorioides (RM, USFS; 2009)

var. corymbulosa (RM, USFS; 2009)

Carduus

{Carduus nutans}

Centaurea

{Centaurea diffusa}

Centaurea stoebe (USFS; 2009)

ssp. australis (USFS; 2009)

Chaenactis

Chaenactis douglasii (USFS; 2009)

var. douglasii (USFS; 2009)

Cirsium

Cirsium arvense (RM, USFS; 2009)

Cirsium flodmanii (MONT, RM, USFS; 2010)

{Cirsium pulcherrimum}

Cirsium undulatum (MONT, USFS; 2010)

Cirsium vulgare (USFS; 2009)

Conyza

Conyza canadensis (RM, USFS; 2010)

Crepis

Crepis acuminata (MONT, MONTU; 1997)

{Crepis intermedia}

Crepis modocensis (RM, USFS; 2009)

var. modocensis (RM, USFS; 2009)

{Crepis occidentalis}

Cyclachaena

Cyclachaena xanthiifolia (MONTU, USFS; 2010)

Diaperia

{Diaperia prolifera}

Dieteria

Dieteria canescens (ID, MONT, MONTU, WTU; 1984)

var. canescens (WTU; 1951)

Dyssodia

Dyssodia papposa (MONTU, RM; 2009)

Echinacea

Echinacea angustifolia (MONT, MONTU, RM, USFS, WTU; 2010)

{Echinacea pallida}

Ericameria

Ericameria nauseosa (MONT, MONTU, RM; 2010)

var. graveolens (MONT, RM; 2010)

var. nauseosa (MONTU, RM; 2009)

Erigeron

Erigeron caespitosus (MONTU; 1937)

{Erigeron divergens}

{Erigeron engelmannii}

{Erigeron flagellaris}

Erigeron glabellus (MONT, MONTU, RM, USFS; 2010)

var. glabellus (MONTU, RM, USFS; 2010)

Erigeron ochroleucus (MONT, MONTU; 1997)

Erigeron philadelphicus (MONTU; 1994)

Erigeron pumilus (MONT, MONTU, RM, USFS; 2009)

var. pumilus (RM, USFS; 2009)

{Erigeron speciosus}

Erigeron strigosus (MONTU, RM, USFS; 2010)

var. septentrionalis (RM, USFS; 2010)

var. strigosus (MONTU, RM; 2010)

Erigeron subtrinervis (MONT; 1997)

Filago

Filago arvensis (RM, USFS; 2010)

Gaillardia

Gaillardia aristata (USFS; 2010)

Grindelia

Grindelia hirsutula (MONTU, RM, USFS; 2010)

Grindelia squarrosa (MONT, MONTU, RM, USFS; 2010)

Gutierrezia

Gutierrezia sarothrae (MONTU, RM, USFS; 2010)

Helianthus

Helianthus annuus (MONT, MONTU, OSC, RM, USFS; 2010)

Helianthus maximiliani (MONT, MONTU; 1997)

Helianthus nuttallii (RM, USFS; 2010)

ssp. nuttallii (RM, USFS; 2010)

Helianthus pauciflorus (MONTU, USFS; 2010)

{ssp. pauciflorus}

ssp. subrhomboideus (USFS; 2010)

Helianthus petiolaris (RM, USFS; 2010)

{ssp. petiolaris}

Heterotheca

Heterotheca villosa (MONT, MONTU, RM, USFS; 2010)

var. foliosa (RM, USFS; 2010)

var. villosa (MONTU, RM, USFS; 2010)

Hieracium

Hieracium umbellatum (RM, USFS; 2010)

Hymenopappus

Hymenopappus filifolius (RM, USFS; 2010)

var. polycephalus (RM, USFS; 2010)

Hymenopappus tenuifolius (RM, USFS; 2009)

Hymenoxys

{Hymenoxys richardsonii}

Ionactis

{Ionactis alpina}

Iva

Iva axillaris (MONT, RM; 2009)

Lactuca

Lactuca canadensis (USFS; 2009)

Lactuca ludoviciana (USFS; 2009)

Lactuca serriola (RM, USFS; 2010)

Lactuca tatarica (MONT, MONTU, RM, USFS; 2010)

ssp. pulchella (MONT, MONTU, RM, USFS; 2010)

Liatris

Liatris punctata (MONT, MONTU, RM, USFS; 2010)

var. punctata (USFS; 2010)

Lorandersonia

{Lorandersonia linifolia}

Lygodesmia

Lygodesmia juncea (MONT, MONTU, RM, USFS; 2010)

Machaeranthera

{Machaeranthera tanacetifolia}

Matricaria

{Matricaria discoidea}

Microseris

Microseris nutans (MONT, MONTU, USFS; 2009)

Nothocalais

Nothocalais cuspidata (MONT, MONTU, USFS; 1937)

Oonopsis

Oonopsis multicaulis (MONT, MONTU, OSC, RM; 2014)

Packera

Packera cana (MONT, MONTU, RM, USFS, WTU; 2009)

Packera paupercula (MONTU; 1994)

Packera plattensis (USFS; 2010)

Picradeniopsis

Picradeniopsis oppositifolia (MONT, MONTU, RM; 2009)

Pseudognaphalium

Pseudognaphalium stramineum (RM; 2009)

Ratibida

Ratibida columnifera (MONT, MONTU, RM, USFS; 2010)

Rhaponticum

{Rhaponticum repens}

Senecio

Senecio integerrimus (MONTU, USFS; 2009)

var. exaltatus (MONTU, USFS; 2009)

var. integerrimus (MONTU, USFS; 2004)

Senecio lugens (MONTU; 1917)

Solidago

Solidago canadensis (USFS; 2009)

Solidago gigantea (RM, USFS; 2009)

Solidago lepida (USFS; 2010)

var. salebrosa (USFS; 2010)

Solidago missouriensis (MONT, MONTU, RM, USFS; 2010)

Solidago mollis (ID, MONT, MONTU, RM, USFS; 2010)

Solidago nemoralis (USFS; 2009)

ssp. decemflora (USFS; 2009)

Solidago ptarmicoides (MONTU, RM, USFS; 2019)

Solidago rigida (MONTU, RM, USFS; 2009)

ssp. humilis (RM, USFS; 2009)

Sonchus

{Sonchus arvensis}

{ssp. uliginosus}

Stenotus

{Stenotus acaulis}

{Stenotus armerioides}

{var. armerioides}

Stephanomeria

Stephanomeria runcinata (RM, USFS; 2009)

Stephanomeria tenuifolia (RM, USFS; 2009)

Symphyotrichum

Symphyotrichum boreale (RM, USFS; 2009)

{Symphyotrichum ciliatum}

Symphyotrichum ciliolatum (RM, USFS; 2009)

Symphyotrichum ericoides (MONTU, RM, USFS; 2010)

var. ericoides (MONTU, USFS; 1921)

var. pansum (RM, USFS; 2010)

Symphyotrichum falcatum (MONT, MONTU, RM, USFS; 2009)

Symphyotrichum laeve (MONTU, RM, USFS; 2009)

var. geyeri (RM, USFS; 2009)

Symphyotrichum lanceolatum (RM; 2001)

var. hesperium (RM; 2001)

Symphyotrichum oblongifolium (MONTU, RM; 2019)

Symphyotrichum racemosum (MONT; 1997)

Taraxacum

Taraxacum erythrospermum (MONT, RM, USFS; 2010)

Taraxacum officinale (RM, USFS; 2010)

Tetraneuris

Tetraneuris acaulis (MONT, MONTU, RM; 2009)

var. acaulis (MONTU, RM; 2009)

Townsendia

Townsendia exscapa (MONTU; 1986)

{Townsendia hookeri}

Tragopogon

Tragopogon dubius (MONT, RM, USFS; 2010)

Tragopogon pratensis (USFS; 2010)

Xanthisma

Xanthisma grindelioides (MONT, MONTU, RM, USFS, WTU; 2009)

var. grindelioides (RM, USFS; 2009)

Xanthisma spinulosum (MONTU; 2019)

Xanthium

Xanthium strumarium (MONTU, RM, USFS; 2010)

Xylorhiza

Xylorhiza glabriuscula (MONT; 1997)

BERBERIDACEAE:

Mahonia

Mahonia repens (RM, USFS; 2010)

BETULACEAE:

Betula

Betula papyrifera (MONTU, RM, USFS; 2009)

BORAGINACEAE:

Cryptantha

Cryptantha minima (MONTU; 1937)

Cryptantha torreyana (MONTU; 1986)

Cynoglossum

Cynoglossum officinale (MONT, USFS; 2009)

Hackelia

Hackelia americana (USFS; 2009)

{Hackelia deflexa}

{Hackelia floribunda}

Lappula

Lappula occidentalis (MONTU, RM, USFS; 2009)

var. occidentalis (MONTU, RM, USFS; 2009)

{Lappula redowskii}

{var. cupulata}

Lappula squarrosa (MONTU, RM, USFS; 2009)

Lithospermum

Lithospermum incisum (MONTU, RM, USFS; 2009)

Lithospermum occidentale (MONT; 1948)

Mertensia

Mertensia lanceolata (MONT, MONTU, USFS; 2009)

Myosotis

Myosotis verna (RM; 2011)

Onosmodium

Onosmodium bejariense (WTU; 1949)

Oreocarya

Oreocarya glomerata (MONT, MONTU; 1997)

{Oreocarya spiculifera}

Oreocarya thyrsiflora (USFS; 2009)

Plagiobothrys

Plagiobothrys hispidulus (RM; 2009)

Plagiobothrys scouleri (MONTU; 1994)

BRASSICACEAE:

Alyssum

{Alyssum alyssoides}

Alyssum desertorum (MONTU, USFS; 2009)

Arabis

{Arabis hirsuta}

Arabis pycnocarpa (USFS; 2009)

var. pycnocarpa (USFS; 2009)

Barbarea

{Barbarea orthoceras}

{Barbarea stricta}

Berteroa

Berteroa incana (RM; 2001)

Boechera

Boechera collinsii (RM, USFS; 2009)

Boechera holboellii (MONT; 1949)

Boechera retrofracta (MONTU, RM, USFS; 2009)

Camelina

Camelina microcarpa (ID, MONT, MONTU, RM, USFS; 2010)

Capsella

Capsella bursa-pastoris (USFS; 2010)

Chorispora

Chorispora tenella (RM, USFS; 2009)

Conringia

{Conringia orientalis}

Descurainia

Descurainia incisa (MONTU; 2007)

ssp. incisa (MONTU; 2007)

Descurainia pinnata (MONTU, USFS; 2010)

ssp. brachycarpa (MONTU, USFS; 2010)

Descurainia sophia (RM, USFS, WTU; 2009)

Draba

Draba nemorosa (MONTU; 2004)

Draba reptans (USFS; 2009)

Erucastrum

{Erucastrum gallicum}

Erysimum

Erysimum asperum (MONT, MONTU, RM, USFS; 2010)

Erysimum cheiranthoides (USFS; 2009)

Erysimum inconspicuum (RM, USFS; 2009)

Hesperis

Hesperis matronalis (RM, USFS; 2009)

Lepidium

Lepidium densiflorum (MONTU, USFS; 2009)

{Lepidium draba}

Lepidium perfoliatum (MONT, MONTU, USFS; 2009)

Nasturtium

{Nasturtium officinale}

Physaria

{Physaria acutifolia}

Physaria arenosa (MONTU; 1937)

Physaria argentea (MONTU; ?)

Physaria brassicoides (MONT, MONTU, RM, USFS; 2009)

Physaria ludoviciana (MONT, MONTU, RM, USFS; 2009)

Physaria reediana (MONT; 1997)

Physaria spatulata (MONT, MONTU, RM, USFS, WTU; 2009)

Rorippa

Rorippa curvipes (USFS; 2009)

Rorippa palustris (RM; 2009)

ssp. palustris (RM; 2009)

Rorippa sinuata (MONT, MONTU, RM; 2009)

Sisymbrium

Sisymbrium altissimum (RM, USFS; 2009)

Sisymbrium loeselii (RM; 2009)

Stanleya

Stanleya pinnata (MONTU; 1938)

var. integrifolia (MONTU; 1938)

{var. pinnata}

Strigosella

{Strigosella africana}

Thlaspi

Thlaspi arvense (MONT, MONTU, RM, USFS; 2010)

Turritis

Turritis glabra (MONTU, RM, USFS; 2010)

CACTACEAE:

Coryphantha

{Coryphantha missouriensis}

Coryphantha vivipara (RM, USFS; 2009)

Opuntia

Opuntia fragilis (USFS; 2009)

Opuntia polyacantha (MONT, RM, USFS; 2010)

var. polyacantha (RM, USFS; 2010)

CAMPANULACEAE:

Campanula

Campanula rotundifolia (MONT, RM, USFS; 2010)

Triodanis

{Triodanis biflora}

Triodanis leptocarpa (MONTU; 1986)

Triodanis perfoliata (MONTU; 1994)

CANNABACEAE:

Humulus

{Humulus lupulus}

{var. lupuloides}

{var. neomexicanus}

CAPRIFOLIACEAE:

Lonicera

{Lonicera morrowii}

Symphoricarpos

Symphoricarpos albus (MONT, MONTU; 1948)

{var. albus}

Symphoricarpos occidentalis (MONT, RM, USFS; 2010)

CARYOPHYLLACEAE:

Cerastium

Cerastium arvense (MONT, MONTU, RM, USFS; 2010)

ssp. strictum (MONTU, RM, USFS; 2010)

Cerastium fontanum (MONT; 1962)

Dianthus

{Dianthus armeria}

{ssp. armeria}

Gypsophila

{Gypsophila paniculata}

Moehringia

Moehringia lateriflora (MONTU, USFS; 2009)

Paronychia

Paronychia sessiliflora (USFS; 2010)

Silene

Silene antirrhina (RM, USFS; 2009)

{Silene csereii}

Silene drummondii (USFS; 2009)

ssp. drummondii (USFS; 2009)

{Silene latifolia}

Spergularia

Spergularia salina (RM; 2009)

Stellaria

Stellaria media (MONT; 2000)

Vaccaria

Vaccaria hispanica (MONT, MONTU; 1937)

CELASTRACEAE:

Celastrus

Celastrus scandens (USFS; 2009)

CERATOPHYLLACEAE:

Ceratophyllum

Ceratophyllum demersum (MONT; 1951)

CISTACEAE:

Helianthemum

Helianthemum bicknellii (MONTU; 2019)

CLEOMACEAE:

Peritoma

Peritoma serrulata (MONT, MONTU, RM, USFS; 2010)

Polanisia

Polanisia dodecandra (RM, USFS; 2009)

ssp. trachysperma (RM, USFS; 2009)

CONVOLVULACEAE:

Calystegia

Calystegia sepium (MONT, RM; 2009)

ssp. angulata (RM; 2009)

Convolvulus

Convolvulus arvensis (RM, USFS; 2009)

Evolvulus

{Evolvulus nuttallianus}

CORNACEAE:

Cornus

Cornus canadensis (MONTU, RM, USFS; 2009)

Cornus sericea (RM, USFS; 2010)

var. occidentalis (RM, USFS; 2009)

var. sericea (RM, USFS; 2010)

Cornus stolonifera (RM; 2001)

CRASSULACEAE:

Sedum

Sedum lanceolatum (RM, USFS; 2009)

ELAEAGNACEAE:

Elaeagnus

Elaeagnus angustifolia (USFS; 2010)

{Elaeagnus commutata}

Shepherdia

Shepherdia argentea (RM, USFS; 2010)

Shepherdia canadensis (MONT; 1948)

ELATINACEAE:

Bergia

Bergia texana (MONT, MONTU; 2010)

Elatine

Elatine rubella (MONTU; 2006)

ERICACEAE:

Arctostaphylos

Arctostaphylos uva-ursi (MONTU, RM, USFS; 2010)

Orthilia

Orthilia secunda (MONTU, USFS; 2010)

Pterospora

Pterospora andromedea (RM, USFS; 2010)

Pyrola

Pyrola asarifolia (MONTU; 1917)

ssp. asarifolia (MONTU; 1917)

Pyrola chlorantha (MONTU, USFS; 2009)

Rhododendron

{Rhododendron albiflorum}

EUPHORBIACEAE:

Euphorbia

{Euphorbia brachycera}

Euphorbia cyparissias (MONT; 1965)

Euphorbia esula (RM, USFS; 2009)

Euphorbia geyeri (MONT; 1997)

Euphorbia glyptosperma (MONT, MONTU, RM, USFS; 2010)

{Euphorbia marginata}

Euphorbia missurica (RM, USFS; 2009)

{Euphorbia robusta}

Euphorbia serpens (RM; 2009)

Euphorbia serpillifolia (RM; 2009)

Euphorbia spathulata (MONT; 1947)

{Euphorbia virgata}

FABACEAE:

Acmispon

Acmispon americanus (MONTU, USFS; 2009)

var. americanus (MONTU, USFS; 2009)

Amorpha

Amorpha canescens (MONT, MONTU; 2019)

Astragalus

{Astragalus accumbens}

{Astragalus adsurgens}

Astragalus agrestis (MONTU, RM, USFS, WTU; 2009)

Astragalus australis (MONT, MONTU, NY, USFS; 2009)

var. glabriusculus (MONT, NY, USFS; 2009)

{Astragalus barrii}

Astragalus bisulcatus (MONT, MONTU, NY, OSC, RM, USFS, WTU; 2014)

var. bisulcatus (NY, OSC, RM, USFS; 2014)

{Astragalus canadensis}

{var. canadensis}

Astragalus ceramicus (MONT, MONTU, NY; 2005)

var. ceramicus (MONTU; 1984)

var. filifolius (MONT, NY; 1997)

{Astragalus cibarius}

Astragalus crassicarpus (MONT, NY, USFS; 2010)

var. crassicarpus (NY; 1974)

var. paysonii (USFS; 2010)

Astragalus drummondii (MONT, OSC, WTU; 2014)

Astragalus flexuosus (USFS; 2009)

var. flexuosus (USFS; 2009)

Astragalus gilviflorus (MONT, MONTU, NY, RM; 2009)

var. gilviflorus (MONT, RM; 2009)

Astragalus gracilis (MONTU, NY; 1984)

Astragalus hyalinus (RM; 2009)

Astragalus laxmannii (USFS; 2010)

var. robustior (USFS; 2010)

{Astragalus lotiflorus}

Astragalus missouriensis (MONT, MONTU, USFS; 2009)

var. missouriensis (USFS; 2009)

Astragalus pectinatus (MONT; 1948)

Astragalus plattensis (MONTU; 1986)

Astragalus purshii (MONT, MONTU; 1937)

var. purshii (MONTU; 1937)

Astragalus racemosus (MONT, MONTU, NY, RM, USFS; 2009)

var. racemosus (MONTU, NY, RM, USFS; 2009)

Astragalus spatulatus (MONT, MONTU, NY, RM, USFS; 2009)

Astragalus tenellus (MONTU, NY, USFS; 2010)

Astragalus vexilliflexus (MONTU, NY; 1986)

var. vexilliflexus (NY; 1984)

Dalea

Dalea candida (MONT, MONTU, WTU; 1948)

Dalea oligophylla (MONTU, RM, USFS; 2010)

Dalea purpurea (MONT, MONTU, RM, USFS; 2010)

var. purpurea (RM, USFS; 2010)

Dalea villosa (MONT, MONTU; 1992)

var. villosa (MONT, MONTU; 1992)

Glycyrrhiza

Glycyrrhiza lepidota (MONT, MONTU, RM, USFS; 2010)

Hedysarum

{Hedysarum boreale}

Lathyrus

Lathyrus ochroleucus (MONT, RM, WTU; 1948)

{Lathyrus tuberosus}

Lotus

{Lotus corniculatus}

Lupinus

Lupinus arbustus (MONT; 1953)

Lupinus argenteus (MONT, USFS; 2010)

var. argenteus (USFS; 2010)

var. parviflorus (USFS; 2009)

var. rubricaulis (MONT, USFS; 2009)

{Lupinus polyphyllus}

{var. humicola}

Lupinus pusillus (MONTU; 2006)

{var. pusillus}

Lupinus sericeus (MONTU; 2004)

Medicago

Medicago lupulina (RM, USFS; 2010)

Medicago sativa (RM, USFS; 2009)

Melilotus

Melilotus albus (USFS; 2009)

Melilotus officinalis (RM, USFS; 2010)

Oxytropis

Oxytropis besseyi (MONT, USFS; 2009)

var. besseyi (USFS; 2009)

Oxytropis borealis (MONT, MONTU; 1934)

var. viscida (MONT; 1934)

{Oxytropis campestris}

{var. spicata}

{Oxytropis lagopus}

Oxytropis lambertii (MONTU, RM, SRP, USFS, WTU; 2010)

var. lambertii (RM, SRP, USFS; 2010)

Oxytropis sericea (MONT, MONTU; 1953)

var. sericea (MONTU; 1936)

Pediomelum

Pediomelum argophyllum (MONT, MONTU, RM, USFS; 2010)

Pediomelum esculentum (MONT, MONTU, RM, USFS; 2010)

Thermopsis

Thermopsis rhombifolia (MONT, MONTU, RM, SRP, USFS, WTU; 2009)

Trifolium

{Trifolium fragiferum}

{Trifolium pratense}

Trifolium repens (USFS; 2009)

Vicia

Vicia americana (MONT, MONTU, RM, USFS; 2010)

var. americana (RM, USFS; 2009)

var. minor (MONTU, RM, USFS; 2010)

FAGACEAE:

Quercus

Quercus macrocarpa (MONT, MONTU, RM, WTU; 2011)

GENTIANACEAE:

Gentianella

Gentianella amarella (USFS; 2009)

ssp. acuta (USFS; 2009)

GERANIACEAE:

Geranium

Geranium carolinianum (MONT, RM, USFS; 2010)

{Geranium pusillum}

GROSSULARIACEAE:

Ribes

Ribes americanum (ID, MONTU, RM, USFS; 2009)

Ribes aureum (MONT, MONTU, RM, USFS; 2010)

var. villosum (MONT, RM, USFS; 2010)

Ribes cereum (RM, USFS; 2010)

Ribes oxyacanthoides (MONT, RM, USFS; 2009)

var. oxyacanthoides (RM, USFS; 2009)

{var. setosum}

HALORAGACEAE:

Myriophyllum

Myriophyllum sibiricum (MONT; 1953)

Myriophyllum verticillatum (RM, USFS; 2009)

HYDROPHYLLACEAE:

Ellisia

Ellisia nyctelea (MONTU, USFS; 2010)

Hydrophyllum

{Hydrophyllum capitatum}

Phacelia

Phacelia hastata (USFS; 2010)

var. hastata (USFS; 2010)

Phacelia linearis (MONT, RM, USFS; 2009)

HYPERICACEAE:

Hypericum

{Hypericum perforatum}

LAMIACEAE:

Agastache

Agastache foeniculum (MONTU, RM, USFS; 2009)

Hedeoma

Hedeoma drummondii (MONT, MONTU, USFS; 2009)

Hedeoma hispida (USFS; 2009)

Lamium

{Lamium amplexicaule}

Leonurus

{Leonurus cardiaca}

Lycopus

Lycopus americanus (USFS; 2009)

Marrubium

{Marrubium vulgare}

Mentha

Mentha canadensis (RM, USFS; 2009)

Monarda

Monarda fistulosa (MONT, MONTU, USFS; 2010)

var. fistulosa (USFS; 2009)

var. menthifolia (MONTU, USFS; 2010)

Nepeta

Nepeta cataria (USFS; 2009)

Prunella

{Prunella vulgaris}

{var. lanceolata}

Salvia

Salvia reflexa (RM; 2009)

Stachys

Stachys palustris (USFS; 2010)

LINACEAE:

Linum

Linum australe (MONTU, RM; 2008)

Linum compactum (USFS; 2010)

Linum lewisii (MONT, MONTU, RM, USFS; 2010)

var. lewisii (MONTU, RM, USFS; 2010)

Linum rigidum (RM; 2010)

var. rigidum (RM; 2010)

LINNAEACEAE:

Linnaea

Linnaea borealis (RM, USFS; 2010)

ssp. longiflora (RM, USFS; 2010)

LOASACEAE:

Mentzelia

Mentzelia decapetala (USFS; 2009)

Mentzelia dispersa (MONTU, USFS; 2009)

Mentzelia nuda (MONTU; 1999)

MALVACEAE:

Hibiscus

{Hibiscus trionum}

Malva

Malva parviflora (MONTU; 1937)

Sphaeralcea

Sphaeralcea coccinea (MONTU, USFS; 2009)

MONTIACEAE:

Claytonia

{Claytonia perfoliata}

NYCTAGINACEAE:

Mirabilis

Mirabilis albida (MONTU; 2015)

Mirabilis linearis (MONTU, USFS; 2009)

var. linearis (USFS; 2009)

Mirabilis nyctaginea (MONTU, USFS; 2009)

Tripterocalyx

{Tripterocalyx micranthus}

OLEACEAE:

Fraxinus

Fraxinus pennsylvanica (MONT, RM, SRP, USFS; 2010)

Syringa

Syringa vulgaris (USFS; 2009)

ONAGRACEAE:

Chamaenerion

Chamaenerion angustifolium (USFS; 2009)

ssp. circumvagum (USFS; 2009)

Epilobium

Epilobium brachycarpum (MONTU, RM, USFS; 2010)

Epilobium campestre (MONTU, RM; 2009)

Epilobium ciliatum (USFS; 2009)

Epilobium glandulosum (USFS; 2009)

{Epilobium hornemannii}

Gayophytum

Gayophytum diffusum (MONTU, RM, USFS; 2010)

Oenothera

Oenothera albicaulis (MONT, MONTU; 1948)

Oenothera biennis (RM, USFS; 2009)

Oenothera cespitosa (MONT, MONTU, RM, USFS; 2009)

ssp. cespitosa (MONT, MONTU, RM, USFS; 2009)

{Oenothera curtiflora}

Oenothera flava (MONTU; 1936)

Oenothera nuttallii (MONT, RM, USFS; 2009)

Oenothera serrulata (MONT, MONTU, RM, USFS; 2009)

Oenothera suffrutescens (MONT, MONTU, RM, USFS, WTU; 2010)

Oenothera villosa (USFS; 2010)

var. villosa (USFS; 2010)

OROBANCHACEAE:

Aphyllon

{Aphyllon fasciculatum}

Aphyllon ludovicianum (MONT, MONTU; 2009)

{Aphyllon uniflorum}

Castilleja

{Castilleja septentrionalis}

Castilleja sessiliflora (MONT, MONTU, RM, USFS; 2009)

Orobanche

Orobanche ludoviciana (RM; 2009)

var. ludoviciana (RM; 2009)

Orthocarpus

Orthocarpus luteus (RM, USFS; 2010)

Pedicularis

{Pedicularis bracteosa}

{var. paysoniana}

OXALIDACEAE:

Oxalis

Oxalis dillenii (MONTU, USFS; 2010)

Oxalis stricta (RM, USFS; 2009)

PAPAVERACEAE:

Corydalis

Corydalis aurea (MONTU, USFS; 2009)

ssp. occidentalis (USFS; 2009)

Fumaria

{Fumaria vaillantii}

PLANTAGINACEAE:

Bacopa

{Bacopa rotundifolia}

Callitriche

Callitriche hermaphroditica (MONT; 1950)

Callitriche heterophylla (RM; 2009)

Callitriche palustris (MONT, USFS; 2009)

Collinsia

Collinsia parviflora (MONTU, USFS; 2010)

Gratiola

Gratiola neglecta (MONTU; 2010)

Hippuris

{Hippuris vulgaris}

Linaria

{Linaria vulgaris}

Nuttallanthus

Nuttallanthus canadensis (MONTU; 1986)

Penstemon

Penstemon albidus (MONT, MONTU, USFS, WTU; 2009)

Penstemon angustifolius (MONTU, NY, RM, USFS; 2009)

var. angustifolius (RM, USFS; 2009)

{Penstemon cyaneus}

Penstemon eriantherus (MONT, MONTU, USFS; 2009)

var. eriantherus (MONTU, USFS; 2009)

Penstemon glaber (ID, MONT, MONTU; 1998)

{var. glaber}

Penstemon gracilis (MONTU, NY, USFS; 2009)

Penstemon nitidus (MONTU, USFS; 2009)

var. nitidus (MONTU, USFS; 2009)

{Penstemon procerus}

Pentstemon

Pentstemon saliens (MONT; 1936)

Plantago

Plantago aristata (MONT; 1942)

Plantago elongata (MONT, MONTU, RM, USFS, WTU; 2009)

ssp. elongata (MONTU; 2009)

var. elongata (USFS; 2009)

Plantago major (MONTU, RM, USFS; 2010)

Plantago patagonica (MONT, MONTU, RM, USFS; 2010)

Synthyris

Synthyris wyomingensis (MONT, MONTU, RM, USFS; 2009)

Veronica

Veronica americana (MONT, MONTU, RM, USFS; 2009)

Veronica anagallis-aquatica (RM, USFS; 2009)

Veronica argute-serrata (RM, USFS; 2009)

{Veronica arvensis}

Veronica catenata (RM; 2009)

Veronica peregrina (MONTU, RM; 2009)

var. xalapensis (RM; 2009)

POLEMONIACEAE:

Collomia

Collomia linearis (MONT, MONTU, RM, USFS; 2010)

Ipomopsis

Ipomopsis congesta (MONT, MONTU, RM, USFS; 2010)

ssp. congesta (MONTU; 2005)

{ssp. pseudotypica}

var. congesta (RM, USFS; 2010)

Microsteris

Microsteris gracilis (MONT, MONTU, USFS; 2009)

Phlox

Phlox alyssifolia (MONTU, USFS; 2009)

Phlox andicola (MONTU, USFS; 2010)

ssp. andicola (USFS; 2010)

Phlox hoodii (MONT, MONTU, USFS; 2009)

Phlox longifolia (MONT; 1948)

POLYGALACEAE:

Polygala

Polygala alba (MONT, MONTU, RM, SRP, USFS; 2010)

Polygala verticillata (MONT, MONTU, RM, USFS; 2010)

POLYGONACEAE:

Eriogonum

Eriogonum annuum (MONTU, RM, USFS; 2010)

Eriogonum cernuum (MONTU; 1937)

Eriogonum flavum (USFS; 2009)

var. flavum (USFS; 2009)

var. piperi (USFS; 2009)

Eriogonum microtheca (MONT; 1936)

{Eriogonum ovalifolium}

{var. ochroleucum}

Eriogonum pauciflorum (MONT, MONTU, RM, USFS, WTU; 2010)

var. pauciflorum (MONT, MONTU, WTU; 1954)

Eriogonum visheri (MONT, MONTU, RM, SRP; 2010)

Fallopia

Fallopia convolvulus (MONTU, RM, USFS; 2010)

Persicaria

Persicaria amphibia (MONT, RM, USFS; 2009)

Persicaria lapathifolia (MONT; 1951)

Persicaria maculosa (RM, USFS; 2009)

{Persicaria pensylvanica}

Polygonum

Polygonum achoreum (MONTU, RM, USFS; 2009)

Polygonum aviculare (MONT, MONTU, RM, USFS, WTU; 2010)

ssp. buxiforme (WTU; 1948)

Polygonum douglasii (MONTU, USFS; 2010)

Polygonum ramosissimum (MONT, MONTU, RM, USFS; 2010)

ssp. ramosissimum (MONTU, RM, USFS; 2010)

Polygonum spergulariiforme (RM, USFS; 2009)

Rumex

Rumex crispus (MONT, RM, USFS; 2010)

Rumex maritimus (MONT; 1953)

{ssp. fueginus}

Rumex patientia (MONTU, RM, USFS; 2009)

Rumex salicifolius (MONT, MONTU, RM; 2009)

var. triangulivalvis (MONTU, RM; 2009)

Rumex stenophyllus (RM, USFS; 2009)

Rumex venosus (MONTU, RM; 1990)

PRIMULACEAE:

Androsace

Androsace occidentalis (RM, USFS; 2009)

Androsace septentrionalis (USFS; 1921)

Dodecatheon

{Dodecatheon pulchellum}

{var. pulchellum}

Douglasia

{Douglasia montana}

Lysimachia

Lysimachia ciliata (MONTU, RM, USFS; 2009)

RANUNCULACEAE:

Actaea

Actaea rubra (MONTU, RM, USFS; 2010)

Anemone

Anemone cylindrica (MONTU, RM, USFS; 2010)

Anemone multifida (USFS; 2010)

var. multifida (USFS; 2010)

Anemone patens (MONT, MONTU, RM, USFS; 2009)

var. multifida (RM, USFS; 2009)

Ceratocephala

Ceratocephala testiculata (RM, USFS; 2009)

Clematis

Clematis ligusticifolia (RM, USFS; 2010)

Delphinium

Delphinium bicolor (MONTU, USFS; 2010)

ssp. bicolor (MONTU, USFS; 2010)

Halerpestes

Halerpestes cymbalaria (MONT, MONTU, RM, USFS; 2010)

Myosurus

Myosurus minimus (MONTU, USFS; 2009)

Ranunculus

Ranunculus abortivus (USFS; 2009)

Ranunculus aquatilis (RM, USFS; 2010)

var. diffusus (RM, USFS; 2010)

Ranunculus circinatus (MONT; 1951)

Ranunculus glaberrimus (USFS; 1921)

Ranunculus inamoenus (USFS; 2009)

var. inamoenus (USFS; 2009)

Ranunculus macounii (MONT, MONTU, RM, USFS; 2009)

Ranunculus sceleratus (USFS; 2009)

var. multifidus (USFS; 2009)

Thalictrum

Thalictrum dasycarpum (USFS; 2009)

Thalictrum occidentale (MONT; 1951)

Thalictrum venulosum (MONTU, USFS; 2010)

RHAMNACEAE:

Ceanothus

{Ceanothus herbaceus}

Ceanothus velutinus (USFS; 2009)

var. velutinus (USFS; 2009)

ROSACEAE:

Agrimonia

Agrimonia gryposepala (USFS; 2010)

Agrimonia striata (USFS; 2009)

Amelanchier

Amelanchier alnifolia (MONT, MONTU, USFS; 2010)

Amelanchier utahensis (MONTU; 2004)

Crataegus

Crataegus chrysocarpa (MONTU, RM, USFS; 2009)

var. chrysocarpa (RM; 2001)

Crataegus macracantha (MONTU, USFS; 2010)

var. occidentalis (MONTU; 2004)

Drymocallis

Drymocallis arguta (RM, USFS; 2010)

Drymocallis glandulosa (MONTU; 1937)

{ssp. glabrata}

ssp. glandulosa (MONTU; 1937)

Fragaria

Fragaria vesca (USFS; 2009)

Fragaria virginiana (MONT, RM, USFS; 2010)

Geum

Geum aleppicum (USFS; 2009)

Geum canadense (RM, USFS; 2009)

{Geum macrophyllum}

Geum triflorum (OSC, RM, USFS; 2009)

Potentilla

{Potentilla anserina}

{Potentilla biennis}

Potentilla gracilis (RM, USFS; 2009)

{var. flabelliformis}

var. gracilis (RM, USFS; 2009)

Potentilla norvegica (USFS; 2010)

Potentilla pensylvanica (USFS; 2009)

Potentilla recta (USFS; 2009)

{Potentilla supina}

{ssp. paradoxa}

Prunus

Prunus americana (MONT, USFS, WTU; 2010)

Prunus pensylvanica (RM; 2001)

{Prunus pumila}

Prunus virginiana (MONTU, RM, USFS; 2010)

Rosa

Rosa acicularis (RM, USFS; 2010)

ssp. sayi (RM, USFS; 2010)

Rosa arkansana (RM, USFS; 2009)

Rosa nutkana (USFS; 2010)

ssp. macdougalii (USFS; 2010)

Rosa woodsii (MONT, USFS; 2009)

Rubus

Rubus idaeus (MONTU; 2009)

ssp. strigosus (MONTU; 2009)

Rubus nutkanus (MONTU; 2009)

Rubus parviflorus (RM, USFS; 2009)

Rubus pubescens (MONTU; 1986)

Rubus sachalinensis (USFS; 2010)

var. sachalinensis (USFS; 2010)

Spiraea

Spiraea lucida (USFS; 2011)

RUBIACEAE:

Galium

Galium aparine (MONTU, RM, USFS; 2009)

Galium boreale (MONT, MONTU, RM, USFS, WTU; 2010)

Galium triflorum (RM, USFS; 2009)

SALICACEAE:

Populus

{Populus ×acuminata}

{Populus angustifolia}

Populus balsamifera (MONTU; 2019)

Populus deltoides (RM, USFS; 2010)

ssp. monilifera (RM, USFS; 2010)

Populus tremuloides (MONTU, RM, SRP, USFS; 2010)

Salix

Salix amygdaloides (RM, USFS; 2010)

Salix bebbiana (MONTU, RM, USFS; 2009)

Salix discolor (RM; 2001)

Salix exigua (MONT, RM, USFS; 2010)

var. exigua (RM, USFS; 2010)

Salix famelica (RM; 1997)

Salix interior (RM; 1997)

{Salix melanopsis}

SANTALACEAE:

Comandra

Comandra umbellata (MONT, RM, USFS, WTU; 2009)

ssp. pallida (MONT, RM, USFS, WTU; 2009)

SAPINDACEAE:

Acer

Acer negundo (MONT, MONTU, RM, USFS; 2010)

SARCOBATACEAE:

Sarcobatus

Sarcobatus vermiculatus (MONT, RM; 2010)

SAXIFRAGACEAE:

Heuchera

Heuchera richardsonii (MONT, MONTU, RM, USFS; 2010)

Lithophragma

Lithophragma parviflorum (USFS; 1921)

SCROPHULARIACEAE:

Limosella

Limosella aquatica (MONT, MONTU, RM; 2010)

Scrophularia

Scrophularia lanceolata (MONTU, USFS; 2009)

Verbascum

Verbascum blattaria (RM, USFS; 2009)

Verbascum thapsus (RM, USFS; 2009)

SOLANACEAE:

Hyoscyamus

{Hyoscyamus niger}

Lycium

{Lycium barbarum}

Physalis

Physalis hederaefolia (MONTU; 2009)

var. hederaefolia (MONTU; 2009)

Physalis hederifolia (RM, USFS; 2009)

var. comata (RM, USFS; 2009)

Physalis heterophylla (MONT, MONTU; 1994)

Physalis longifolia (MONTU; 1937)

Solanum

{Solanum physalifolium}

Solanum rostratum (MONT, MONTU, RM; 2009)

Solanum triflorum (MONT, WTU; 1997)

TAMARICACEAE:

Tamarix

{Tamarix chinensis}

{Tamarix ramosissima}

ULMACEAE:

Ulmus

Ulmus americana (MONT, MONTU; 1987)

{Ulmus pumila}

URTICACEAE:

Parietaria

Parietaria pensylvanica (USFS; 2009)

Urtica

Urtica dioica (USFS; 2010)

ssp. gracilis (USFS; 2010)

VERBENACEAE:

Verbena

Verbena bracteata (MONT, MONTU, RM, USFS, WTU; 2010)

{Verbena stricta}

VIOLACEAE:

Viola

Viola adunca (MONTU, RM, USFS; 2009)

Viola canadensis (MONTU, RM, SRP, USFS; 2010)

Viola nephrophylla (USFS; 2009)

Viola nuttallii (MONTU, RM, USFS; 2009)

var. vallicola (MONTU, USFS; 1937)

Viola pedatifida (MONTU, USFS; 2009)

VITACEAE:

Parthenocissus

Parthenocissus vitacea (RM, USFS; 2009)

Vitis

Vitis riparia (RM, USFS; 2009)

ZYGOPHYLLACEAE:

Tribulus

{Tribulus terrestris}

MONOCOTS:

ALISMATACEAE:

Alisma

Alisma gramineum (MONT, RM; 2009)

Alisma triviale (MONT, RM, USFS; 2009)

Sagittaria

Sagittaria cuneata (MONT, RM, USFS; 2010)

AMARYLLIDACEAE:

Allium

Allium textile (MONT, MONTU, RM, USFS; 2009)

ARACEAE:

Lemna

Lemna turionifera (RM, USFS; 2009)

ASPARAGACEAE:

Asparagus

Asparagus officinalis (USFS; 2009)

Leucocrinum

Leucocrinum montanum (MONT, RM, USFS; 2009)

Maianthemum

Maianthemum canadense (MONT, MONTU, RM, WTU; 1948)

Maianthemum racemosum (MONT; 1948)

{ssp. amplexicaule}

Maianthemum stellatum (MONTU, USFS; 2010)

Yucca

Yucca glauca (USFS; 2009)

COMMELINACEAE:

Tradescantia

Tradescantia occidentalis (MONT, MONTU, USFS; 2010)

var. occidentalis (USFS; 2010)

CYPERACEAE:

Bolboschoenus

Bolboschoenus maritimus (MONT, RM; 2009)

ssp. paludosus (RM; 2009)

Carex

{Carex aquatilis}

Carex backii (MONT; 1997)

Carex brevior (MONT, MONTU, RM, USFS; 2010)

Carex deweyana (MONTU, RM, USFS; 2009)

var. deweyana (MONTU, RM, USFS; 2009)

Carex douglasii (MONT, RM, WTU; 1948)

Carex duriuscula (MONT; ?)

Carex eburnea (WTU; 1941)

Carex filifolia (MONT, MONTU, RM, SRP, USFS; 2009)

Carex gravida (MONTU, USFS; 2010)

Carex hoodii (USFS; 2009)

Carex hystericina (MONTU, USFS; 2009)

Carex inops (MONT, MONTU, RM, USFS; 2009)

ssp. heliophila (MONT, MONTU, RM, USFS; 2009)

Carex laeviconica (RM; 2009)

Carex lasiocarpa (RM, USFS; 2009)

{Carex microptera}

{Carex nebrascensis}

{Carex pellita}

{Carex pensylvanica}

Carex petasata (MONTU; 1997)

Carex praegracilis (MONT, MONTU, USFS; 2009)

Carex praticola (MONTU; 2006)

Carex rossii (MONTU; 2004)

Carex saximontana (MONTU, RM, USFS; 2009)

Carex sprengelii (MONT, MONTU, USFS; 2009)

{Carex tahoensis}

Carex tenera (MONT; 1997)

Carex torreyi (MONTU, RM, USFS; 2010)

Carex vulpinoidea (RM; 2009)

Carex xerantica (MONT, RM, USFS; 2009)

Cyperus

Cyperus schweinitzii (MONT, MONTU; 1997)

{Cyperus squarrosus}

Eleocharis

Eleocharis acicularis (MONT, RM; 2009)

{Eleocharis erythropoda}

{Eleocharis macrostachya}

Eleocharis palustris (MONT, RM, SRP, USFS; 2010)

Schoenoplectus

Schoenoplectus acutus (MONT; 1951)

{Schoenoplectus americanus}

Schoenoplectus pungens (RM, USFS; 2010)

Schoenoplectus tabernaemontani (MONT, RM, USFS; 2010)

Scirpus

Scirpus microcarpus (RM; 2009)

Scirpus pallidus (RM, USFS; 2009)

IRIDACEAE:

Sisyrinchium

Sisyrinchium angustifolium (USFS; 1921)

Sisyrinchium montanum (RM, USFS; 2010)

var. montanum (RM, USFS; 2010)

JUNCACEAE:

Juncus

Juncus balticus (MONTU, RM, USFS; 2009)

Juncus bufonius (USFS; 2009)

{var. bufonius}

{Juncus compressus}

Juncus dudleyi (RM, USFS; 2009)

{Juncus ensifolius}

Juncus interior (MONT, RM, USFS; 2010)

{Juncus longistylis}

Juncus nodosus (RM, USFS; 2009)

Juncus tenuis (MONT, WTU; 1953)

Juncus torreyi (MONT, RM, USFS; 2010)

JUNCAGINACEAE:

Triglochin

Triglochin maritima (MONTU, USFS; 2009)

LILIACEAE:

Calochortus

Calochortus nuttallii (MONT, RM, USFS; 2009)

Fritillaria

Fritillaria atropurpurea (MONTU, USFS; 2010)

{Fritillaria pudica}

Lilium

Lilium philadelphicum (MONT; 1948)

Prosartes

Prosartes trachycarpa (MONT, RM, USFS; 2010)

MELANTHIACEAE:

Anticlea

Anticlea elegans (MONT, RM, WTU; 1948)

Toxicoscordion

{Toxicoscordion paniculatum}

Toxicoscordion venenosum (MONT, MONTU, RM, USFS; 2009)

var. gramineum (RM, USFS; 2009)

ORCHIDACEAE:

Corallorhiza

Corallorhiza maculata (USFS; 2011)

var. occidentalis (USFS; 2011)

{Corallorhiza striata}

{Corallorhiza wisteriana}

Cypripedium

Cypripedium montanum (USFS; 1921)

Cypripedium parviflorum (RM, USFS; 2009)

var. parviflorum (RM, USFS; 2009)

Dactylorhiza

Dactylorhiza viridis (MONTU, USFS; 2010)

Platanthera

{Platanthera dilatata}

Spiranthes

Spiranthes romanzoffiana (USFS; 2010)

POACEAE:

Achnatherum

Achnatherum hymenoides (MONTU, USFS; 2010)

Achnatherum nelsonii (USFS; 2009)

ssp. dorei (USFS; 2009)

{ssp. nelsonii}

Aegilops

{Aegilops cylindrica}

Agropyron

Agropyron cristatum (RM, USFS; 2010)

var. cristatum (RM, USFS; 2009)

Agropyron fragile (RM; 2009)

Agrostis

Agrostis exarata (MONT, USFS; 1939)

Agrostis gigantea (USFS; 2009)

Agrostis scabra (MONT, MONTU, RM, USFS; 2010)

Agrostis stolonifera (MONT, RM, USFS; 2009)

Alopecurus

Alopecurus aequalis (MONT, RM; 1951)

Alopecurus carolinianus (MONT, RM, SRP, USFS; 2009)

Andropogon

Andropogon gerardii (MONT, MONTU, RM, USFS; 2010)

ssp. hallii (MONTU, USFS; 2009)

Aristida

Aristida purpurea (MONTU, RM, USFS; 2010)

var. longiseta (RM, USFS; 2010)

Beckmannia

Beckmannia syzigachne (MONT, MONTU, RM, USFS, WTU; 2009)

Bouteloua

Bouteloua curtipendula (RM, USFS; 2009)

var. curtipendula (RM, USFS; 2009)

Bouteloua dactyloides (ID, MONT, MONTU, RM, USFS; 2010)

Bouteloua gracilis (MONT, RM, USFS; 2010)

Bromus

Bromus anomalus (MONT; 1924)

Bromus ciliatus (RM, USFS; 2009)

Bromus commutatus (RM, USFS; 2009)

Bromus inermis (MONT, RM, USFS; 2010)

Bromus japonicus (MONT, RM, USFS, WTU; 2010)

Bromus porteri (USFS; 1924)

Bromus sitchensis (MONT, USFS; 2009)

var. carinatus (USFS; 2009)

var. marginatus (MONT; 1887)

Bromus squarrosus (RM, USFS; 2009)

Bromus tectorum (USFS; 2009)

Calamagrostis

Calamagrostis montanensis (MONTU, RM, USFS; 2009)

Calamagrostis stricta (MONT; 1924)

{ssp. inexpansa}

Calamovilfa

Calamovilfa longifolia (MONTU, RM, USFS; 2010)

var. longifolia (RM, USFS; 2010)

Catabrosa

{Catabrosa aquatica}

Crypsis

{Crypsis alopecuroides}

Dactylis

Dactylis glomerata (MONT; 1948)

Danthonia

Danthonia intermedia (USFS; 1921)

Danthonia spicata (MONT, RM, USFS; 2009)

Danthonia unispicata (MONT; 1969)

Dichanthelium

Dichanthelium oligosanthes (RM, USFS; 2009)

ssp. scribnerianum (RM, USFS; 2009)

Dichanthelium wilcoxianum (MONT, MONTU; 1994)

Distichlis

Distichlis spicata (MONT, RM, WTU; 2009)

Echinochloa

Echinochloa crus-galli (MONT, MONTU, RM, USFS; 2010)

Echinochloa muricata (USFS; 1921)

var. microstachya (USFS; 1921)

Elyhordeum

{×Elyhordeum macounii}

Elymus

Elymus albicans (RM; 2009)

Elymus canadensis (MONT, RM, USFS; 2010)

var. canadensis (RM, USFS; 2010)

Elymus curvatus (USFS; 2009)

{Elymus elymoides}

{ssp. brevifolius}

Elymus glaucus (MONTU, RM, SRP, USFS; 2010)

ssp. glaucus (RM, SRP, USFS; 2010)

Elymus hispidus (RM, USFS; 2010)

var. hispidus (RM, USFS; 2010)

Elymus lanceolatus (MONT, MONTU, RM, USFS; 2009)

ssp. lanceolatus (MONT, MONTU; 2004)

ssp. riparius (RM; 2009)

var. lanceolatus (USFS; 2009)

Elymus trachycaulus (RM, USFS, WTU; 2010)

ssp. subsecundus (RM, USFS; 2010)

ssp. trachycaulus (RM, USFS; 2010)

Elymus villosus (RM, USFS; 2009)

Elymus virginicus (MONTU, RM, USFS; 2009)

var. jejunus (RM, USFS; 2009)

Eragrostis

Eragrostis cilianensis (MONT; 1938)

Eremopyrum

{Eremopyrum triticeum}

Festuca

Festuca idahoensis (MONT, USFS; 2009)

{Festuca rubra}

{ssp. rubra}

Festuca saximontana (USFS; 2009)

var. saximontana (USFS; 2009)

Glyceria

Glyceria grandis (USFS; 2009)

Glyceria striata (MONT, RM, USFS, WTU; 2009)

Hesperostipa

Hesperostipa comata (MONT, SRP, USFS; 2010)

ssp. comata (SRP, USFS; 2010)

Hesperostipa spartea (MONT, RM, USFS; 2011)

Hordeum

{Hordeum brachyantherum}

Hordeum jubatum (MONT, RM, USFS; 2010)

ssp. intermedium (RM, USFS; 2009)

ssp. jubatum (RM, USFS; 2010)

Hordeum pusillum (MONT, MONTU, WTU; 1948)

Koeleria

Koeleria macrantha (MONT, MONTU, RM, USFS; 2009)

Leymus

{Leymus cinereus}

Lolium

{Lolium persicum}

Muhlenbergia

Muhlenbergia asperifolia (MONT; ?)

{Muhlenbergia cuspidata}

Muhlenbergia glomerata (USFS; 2009)

Muhlenbergia racemosa (MONTU, USFS; 2009)

Munroa

Munroa squarrosa (RM; 2009)

Nassella

Nassella viridula (MONT, RM, USFS; 2010)

Oryzopsis

{Oryzopsis asperifolia}

Panicum

Panicum capillare (MONT, MONTU, WTU; 1948)

ssp. capillare (WTU; 1948)

Panicum miliaceum (USFS; 1921)

Panicum virgatum (MONT, MONTU, RM, USFS; 2010)

Pascopyrum

Pascopyrum smithii (MONT, MONTU, RM, USFS; 2010)

Phalaris

Phalaris arundinacea (MONT; 1948)

Phleum

Phleum pratense (MONT, RM, USFS; 2010)

Piptatheropsis

Piptatheropsis micrantha (MONT, RM, USFS; 2009)

Poa

Poa arida (MONT; 1939)

Poa bulbosa (RM, USFS; 2009)

ssp. vivipara (RM, USFS; 2009)

Poa cambyi (MONT; 1951)

Poa compressa (MONT, RM, SRP, USFS; 2010)

Poa fendleriana (MONTU; 2004)

Poa interior (USFS; 2010)

Poa palustris (USFS; 2009)

Poa pratensis (MONT, RM, SRP, USFS; 2010)

Poa secunda (MONT, MONTU, RM, USFS; 2010)

ssp. juncifolia (MONT, MONTU, RM, USFS; 2010)

ssp. secunda (MONT, USFS; 2009)

Polypogon

{Polypogon monspeliensis}

Pseudoroegneria

Pseudoroegneria spicata (MONT, RM, SRP, USFS; 2010)

Puccinellia

{Puccinellia distans}

Puccinellia nuttalliana (RM; 2009)

Schedonnardus

Schedonnardus paniculatus (MONT; 1951)

Schizachne

Schizachne purpurascens (MONTU, USFS; 2011)

Schizachyrium

Schizachyrium scoparium (MONT, MONTU, RM, SRP, USFS; 2010)

var. scoparium (RM, SRP, USFS; 2010)

Setaria

{Setaria italica}

Setaria viridis (MONT, RM, USFS; 2009)

Spartina

Spartina gracilis (USFS; 2009)

Spartina pectinata (MONT, MONTU, RM, USFS; 2010)

Sphenopholis

{Sphenopholis obtusata}

Sporobolus

Sporobolus airoides (MONT, MONTU, RM; 2010)

Sporobolus compositus (MONT; 1939)

Sporobolus cryptandrus (MONT, RM, USFS; 2009)

Thinopyrum

Thinopyrum intermedium (USFS; 2009)

Thinopyrum ponticum (USFS; 2009)

Trisetum

{Trisetum spicatum}

Vulpia

Vulpia octoflora (MONT, USFS; 2009)

{var. octoflora}

var. tenella (USFS; 2009)

POTAMOGETONACEAE:

Potamogeton

Potamogeton berchtoldii (MONT; 1949)

Potamogeton diversifolius (MONT; 1950)

Potamogeton gramineus (MONT; 1949)

{Potamogeton nodosus}

Potamogeton pusillus (MONT; 1951)

Potamogeton richardsonii (MONT; 1953)

{Potamogeton zosteriformis}

Stuckenia

Stuckenia filiformis (RM; 2009)

Stuckenia pectinata (MONT; 1950)

Zannichellia

Zannichellia palustris (MONT, RM, USFS; 2009)

SMILACACEAE:

Smilax

Smilax herbacea (MONT; 1979)

Smilax lasioneura (MONT, MONTU, USFS; 2010)

TYPHACEAE:

Typha

Typha angustifolia (RM, USFS; 2010)

{Typha latifolia}