Key

Filter/Display Options
Family/Genus Filter:
Sort by:
Display Common Names
Display images
Plant
habit
trees
shrubs
vines / lianas
herbaceous
ferns & allies
grass-like
cactus-like / succulents
aquatic & OBL wetland species
special groups
arums
composites
legumes
milkweeds
mints
spurges
dicots
monocots
longevity
annual or biennial
perennial
armature
unarmed
armed
leaves/twigs aromatic when crushed
without marked odor
clearly odiferous
reproductive mode
produces flowers, fruits, seeds
produces spores
Leaves
arrangement/phyllotaxy
basal
alternate
opposite
whorled
fascicled/clustered along stem
blade division
all simple
deeply lobed or divided
some or all fully compound
Flower
principal flower color
white or cream
purple
blue
green
yellow
orange
red
pink
brown
inconspicuous
ovaries/pistils per flower
1
2-5
more than 5
Fruit or Cone
fruit consistency at maturity
dry/leathery
fleshy
Devil's Checklist
Species Count: 358
Alismataceae
Alisma triviale
Sagittaria cuneata
Amaranthaceae
Amaranthus albus
Amaranthus blitoides
Amaranthus retroflexus
Atriplex dioica
Atriplex patula
Atriplex suckleyi
Bassia scoparia
Blitum nuttallianum
Chenopodiastrum simplex
Chenopodium desiccatum
Chenopodium pratericola
Salsola tragus
Amaryllidaceae
Allium textile
Anacardiaceae
Rhus trilobata
Toxicodendron rydbergii
Apiaceae
Lomatium orientale
Musineon divaricatum
Osmorhiza longistylis
Sanicula marilandica
Vesper montanus
Apocynaceae
Apocynum cannabinum
Asclepias pumila
Asclepias stenophylla
Asclepias verticillata
Asclepias viridiflora
Araceae
Lemna minor
Asparagaceae
Maianthemum stellatum
Yucca glauca
Asteraceae
Achillea millefolium
Agoseris parviflora
Ambrosia psilostachya
Ambrosia trifida
Antennaria parvifolia
Antennaria rosea
Arctium minus
Arnica fulgens
Arnica sororia
Artemisia dracunculus
Artemisia frigida
Bidens cernua
Bidens vulgata
Carduus nutans
Cirsium arvense
Cirsium flodmanii
Cirsium undulatum
Cirsium vulgare
Conyza canadensis
Crepis acuminata
Cyclachaena xanthiifolia
Dyssodia papposa
Echinacea angustifolia
Erigeron canus
Erigeron ochroleucus
Erigeron philadelphicus
Erigeron strigosus
Erigeron subtrinervis
Gutierrezia sarothrae
Helianthus annuus
Helianthus maximiliani
Hieracium albiflorum
Lactuca canadensis
Lactuca serriola
Liatris punctata
Lygodesmia juncea
Matricaria discoidea
Microseris nutans
Mulgedium pulchellum
Onopordum acanthium
Packera cana
Packera plattensis
Pseudognaphalium viscosum
Ratibida columnifera
Ratibida tagetes
Senecio rapifolius
Solidago missouriensis
Solidago mollis
Symphyotrichum ciliolatum
Symphyotrichum oblongifolium
Taraxacum erythrospermum
Taraxacum officinale
Thelesperma megapotamicum
Townsendia exscapa
Tragopogon dubius
Verbesina encelioides
Xanthium strumarium
Berberidaceae
Mahonia repens
Boraginaceae
Cryptantha torreyana
Cryptantha watsonii
Cynoglossum officinale
Ellisia nyctelea
Lithospermum incisum
Lithospermum occidentale
Oreocarya celosioides
Phacelia linearis
Brassicaceae
Alyssum alyssoides
Alyssum desertorum
Boechera grahamii
Camelina microcarpa
Capsella bursa-pastoris
Chorispora tenella
Descurainia incana
Descurainia sophia
Draba reptans
Erysimum asperum
Erysimum cheiranthoides
Hesperis matronalis
Lepidium perfoliatum
Nasturtium officinale
Physaria brassicoides
Physaria spatulata
Rorippa curvipes
Sisymbrium altissimum
Sisymbrium loeselii
Thlaspi arvense
Turritis glabra
Cactaceae
Opuntia fragilis
Campanulaceae
Campanula rotundifolia
Triodanis perfoliata
Caprifoliaceae
Lonicera dioica
Symphoricarpos occidentalis
Caryophyllaceae
Cerastium arvense
Cerastium brachypodum
Moehringia lateriflora
Silene antirrhina
Silene menziesii
Stellaria media
Convolvulaceae
Convolvulus arvensis
Evolvulus nuttallianus
Crassulaceae
Sedum lanceolatum
Cucurbitaceae
Echinocystis lobata
Cupressaceae
Juniperus scopulorum
Cyperaceae
Carex atherodes
Carex backii
Carex bebbii
Carex blanda
Carex brevior
Carex duriuscula
Carex emoryi
Carex foenea
Carex gravida
Carex hoodii
Carex microptera
Carex nebrascensis
Carex pellita
Carex petasata
Carex retrorsa
Carex saximontana
Carex sprengelii
Carex torreyi
Carex utriculata
Carex xerantica
Eleocharis acicularis
Eleocharis palustris
Schoenoplectus pungens
Scirpus microcarpus
Scirpus pallidus
Cystopteridaceae
Cystopteris fragilis
Elaeagnaceae
Shepherdia argentea
Equisetaceae
Equisetum arvense
Equisetum laevigatum
Euphorbiaceae
Euphorbia esula
Euphorbia glyptosperma
Euphorbia prostrata
Euphorbia serpillifolia
Euphorbia spathulata
Fabaceae
Astragalus agrestis
Astragalus drummondii
Astragalus multiflorus
Glycyrrhiza lepidota
Ladeania lanceolata
Lathyrus ochroleucus
Lupinus sericeus
Medicago lupulina
Medicago sativa
Melilotus officinalis
Pediomelum argophyllum
Pediomelum esculentum
Thermopsis rhombifolia
Trifolium hybridum
Trifolium pratense
Trifolium repens
Fagaceae
Quercus macrocarpa
Geraniaceae
Geranium bicknellii
Geranium carolinianum
Geranium pusillum
Geranium richardsonii
Grossulariaceae
Ribes americanum
Ribes cereum
Iridaceae
Sisyrinchium montanum
Juncaceae
Juncus bufonius
Juncus dudleyi
Juncus interior
Juncus nodosus
Juncus torreyi
Lamiaceae
Hedeoma drummondii
Lycopus americanus
Mentha arvensis
Nepeta cataria
Scutellaria galericulata
Liliaceae
Calochortus nuttallii
Prosartes trachycarpa
Linaceae
Linum compactum
Loasaceae
Mentzelia decapetala
Malvaceae
Malva neglecta
Sphaeralcea coccinea
Nyctaginaceae
Mirabilis nyctaginea
Oleaceae
Fraxinus pennsylvanica
Onagraceae
Oenothera albicaulis
Oenothera coronopifolia
Oenothera laciniata
Oenothera suffrutescens
Orobanchaceae
Castilleja sessiliflora
Orthocarpus luteus
Oxalidaceae
Oxalis stricta
Phrymaceae
Erythranthe guttata
Plantaginaceae
Callitriche palustris
Collinsia parviflora
Gratiola neglecta
Penstemon albidus
Penstemon gracilis
Penstemon grandiflorus
Plantago major
Plantago patagonica
Veronica americana
Veronica anagallis-aquatica
Poaceae
Agrostis exarata
Agrostis scabra
Agrostis stolonifera
Alopecurus arundinaceus
Andropogon gerardi
Apera interrupta
Avena sativa
Bouteloua dactyloides
Bouteloua gracilis
Bromus carinatus
Bromus inermis
Bromus japonicus
Bromus porteri
Bromus tectorum
Calamagrostis montanensis
Calamovilfa longifolia
Cenchrus longispinus
Cinna latifolia
Dactylis glomerata
Danthonia spicata
Danthonia unispicata
Dichanthelium scribnerianum
Dichanthelium wilcoxianum
Distichlis spicata
Elymus canadensis
Elymus curvatus
Elymus repens
Elymus scribneri
Elymus villosus
Eragrostis cilianensis
Eremopyrum triticeum
Eriocoma hymenoides
Festuca idahoensis
Glyceria grandis
Glyceria striata
Hesperostipa spartea
Hordeum jubatum
Koeleria pyramidata
Leersia oryzoides
Muhlenbergia cuspidata
Muhlenbergia mexicana
Muhlenbergia racemosa
Muhlenbergia richardsonis
Nassella viridula
Panicum capillare
Pascopyrum smithii
Phalaris arundinacea
Piptatheropsis micrantha
Poa bulbosa
Poa compressa
Poa fendleriana
Poa palustris
Poa pratensis
Poa secunda
Polypogon monspeliensis
Schedonnardus paniculatus
Schedonorus arundinaceus
Schedonorus pratensis
Schizachne purpurascens
Secale cereale
Setaria viridis
Spartina pectinata
Sporobolus cryptandrus
Thinopyrum intermedium
Vulpia octoflora
Polemoniaceae
Collomia linearis
Leptosiphon septentrionalis
Polygalaceae
Polygala alba
Polygonaceae
Eriogonum annuum
Eriogonum pauciflorum
Persicaria lapathifolia
Polygonum achoreum
Polygonum aviculare
Polygonum douglasii
Polygonum ramosissimum
Rumex crispus
Rumex fueginus
Rumex occidentalis
Rumex triangulivalvis
Rumex venosus
Potamogetonaceae
Potamogeton foliosus
Stuckenia pectinata
Primulaceae
Androsace occidentalis
Lysimachia ciliata
Pteridaceae
Myriopteris gracilis
Ranunculaceae
Actaea rubra
Ceratocephala testiculata
Clematis ligusticifolia
Myosurus minimus
Ranunculus abortivus
Ranunculus cymbalaria
Ranunculus macounii
Ranunculus pensylvanicus
Thalictrum dasycarpum
Rosaceae
Agrimonia striata
Drymocallis arguta
Drymocallis fissa
Geum canadense
Potentilla norvegica
Potentilla pensylvanica
Pyrus coronaria
Rosa arkansana
Rosa sayi
Rosa woodsii
Rubiaceae
Galium aparine
Galium boreale
Galium triflorum
Salicaceae
Populus tremuloides
Salix amygdaloides
Salix discolor
Salix lutea
Saxifragaceae
Heuchera richardsonii
Scrophulariaceae
Limosella aquatica
Scrophularia lanceolata
Verbascum thapsus
Selaginellaceae
Selaginella densa
Solanaceae
Physalis longifolia
Solanum rostratum
Solanum triflorum
Typhaceae
Typha latifolia
Urticaceae
Parietaria pensylvanica
Urtica gracilis
Verbenaceae
Verbena bracteata
Viburnaceae
Viburnum lantana
Viburnum lentago
Violaceae
Viola adunca
Viola canadensis
Viola vallicola
Vitaceae
Parthenocissus inserta
Vitis riparia
Woodsiaceae
Woodsia scopulina