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RM Herbarium Specimen Database.
Accessing 889,471 specimen records. Last updated 2/7/2022.
Scientific Name
Common Name
Name begins with:
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Z
Common names generally follow the
USDA Plants Database
.
A
absinthium
absinthium
(
Artemisia absinthium
)
acacia
catclaw acacia
(
Acacia greggii
)
prairie acacia
(
Acacia angustissima
)
prairie acacia
(
Acacia angustissima var. hirta
)
prairie acacia
(
Acacia angustissima var. suffrutescens
)
Shreve's prairie acacia
(
Acacia angustissima var. shrevei
)
sweet acacia
(
Acacia farnesiana
)
viscid acacia
(
Acacia neovernicosa
)
whitethorn acacia
(
Acacia constricta
)
adderstongue
northern adderstongue
(
Ophioglossum pusillum
)
agave
Parry's agave
(
Agave parryi
)
Parry's agave
(
Agave parryi ssp. parryi
)
Utah agave
(
Agave utahensis
)
Utah agave
(
Agave utahensis var. utahensis
)
agoseris
annual agoseris
(
Agoseris heterophylla
)
annual agoseris
(
Agoseris heterophylla var. heterophylla
)
bigflower agoseris
(
Agoseris grandiflora
)
false agoseris
(
Agoseris parviflora
)
Mill Creek agoseris
(
Agoseris lackschewitzii
)
orange agoseris
(
Agoseris aurantiaca
)
orange agoseris
(
Agoseris aurantiaca var. aurantiaca
)
orange agoseris
(
Agoseris aurantiaca var. purpurea
)
pale agoseris
(
Agoseris glauca
)
pale agoseris
(
Agoseris glauca var. cronquistii
)
pale agoseris
(
Agoseris glauca var. dasycephala
)
pale agoseris
(
Agoseris glauca var. glauca
)
pale agoseris
(
Agoseris glauca var. monticola
)
spearleaf agoseris
(
Agoseris retrorsa
)
agrimony
roadside agrimony
(
Agrimonia striata
)
tall hairy agrimony
(
Agrimonia gryposepala
)
alder
Arizona alder
(
Alnus oblongifolia
)
gray alder
(
Alnus incana
)
green alder
(
Alnus viridis
)
mountain alder
(
Alnus viridis var. crispa
)
red alder
(
Alnus rubra
)
Sitka alder
(
Alnus viridis var. sinuata
)
thinleaf alder
(
Alnus incana var. occidentalis
)
white alder
(
Alnus rhombifolia
)
aletes
Colorado aletes
(
Aletes humilis
)
alfalfa
alfalfa
(
Medicago sativa
)
yellow alfalfa
(
Medicago falcata
)
alkaligrass
arctic alkaligrass
(
Puccinellia arctica
)
Nuttall's alkaligrass
(
Puccinellia nuttalliana
)
weeping alkaligrass
(
Puccinellia distans
)
alkaliweed
spreading alkaliweed
(
Cressa truxillensis
)
almond
desert almond
(
Prunus fasciculata
)
alpinegold
redray alpinegold
(
Hulsea heterochroma
)
alpineparsley
Baker's alpineparsley
(
Cymopterus bakeri
)
alplily
common alplily
(
Lloydia serotina
)
common alplily
(
Lloydia serotina var. serotina
)
alumroot
alpine alumroot
(
Heuchera cylindrica var. alpina
)
American alumroot
(
Heuchera americana
)
American alumroot
(
Heuchera americana var. hirsuticaulis
)
beautiful alumroot
(
Heuchera cylindrica var. glabella
)
bracted alumroot
(
Heuchera bracteata
)
crevice alumroot
(
Heuchera micrantha
)
crevice alumroot
(
Heuchera micrantha var. micrantha
)
Front Range alumroot
(
Heuchera hallii
)
gooseberryleaf alumroot
(
Heuchera grossulariifolia
)
gooseberryleaf alumroot
(
Heuchera grossulariifolia var. grossulariifolia
)
gooseberryleaf alumroot
(
Heuchera grossulariifolia var. tenuifolia
)
littleleaf alumroot
(
Heuchera parvifolia
)
pink alumroot
(
Heuchera rubescens
)
pink alumroot
(
Heuchera rubescens var. rubescens
)
pink alumroot
(
Heuchera rubescens var. versicolor
)
pink alumroot
(
Heuchera versicolor
)
Richardson's alumroot
(
Heuchera richardsonii
)
roundleaf alumroot
(
Heuchera cylindrica
)
roundleaf alumroot
(
Heuchera cylindrica var. cylindrica
)
roundleaf alumroot
(
Heuchera cylindrica var. suksdorfii
)
alyssum
alyssum
(
Alyssum parviflorum
)
alyssum
(
Alyssum parviflorum var. micranthum
)
hoary alyssum
(
Berteroa incana
)
sweet alyssum
(
Lobularia maritima
)
amaranth
Bigelow's amaranth
(
Amaranthus torreyi
)
California amaranth
(
Amaranthus californicus
)
common globe amaranth
(
Gomphrena globosa
)
fringed amaranth
(
Amaranthus fimbriatus
)
mat amaranth
(
Amaranthus blitoides
)
pearly globe amaranth
(
Gomphrena nitida
)
Powell's amaranth
(
Amaranthus powellii
)
redroot amaranth
(
Amaranthus retroflexus
)
slim amaranth
(
Amaranthus hybridus
)
Sonoran globe amaranth
(
Gomphrena sonorae
)
tufted globe amaranth
(
Gomphrena caespitosa
)
Wright's amaranth
(
Amaranthus wrightii
)
amauriopsis
ragleaf amauriopsis
(
Amauriopsis dissecta
)
anemone
Canadian anemone
(
Anemone canadensis
)
candle anemone
(
Anemone cylindrica
)
cutleaf anemone
(
Anemone patens var. multifida
)
Drummond's anemone
(
Anemone drummondii
)
narcissus anemone
(
Anemone narcissiflora
)
narcissus anemone
(
Anemone narcissiflora var. zephyra
)
Pacific anemone
(
Anemone multifida
)
Pacific anemone
(
Anemone multifida var. multifida
)
Pacific anemone
(
Anemone multifida var. tetonensis
)
Piper's anemone
(
Anemone piperi
)
smallflowered anemone
(
Anemone parviflora
)
tuber anemone
(
Anemone tuberosa
)
wood anemone
(
Anemone quinquefolia
)
angelica
Canby's angelica
(
Angelica canbyi
)
Dawson's angelica
(
Angelica dawsonii
)
giant angelica
(
Angelica ampla
)
Gray's angelica
(
Angelica grayi
)
Lyall's angelica
(
Angelica arguta
)
rose angelica
(
Angelica roseana
)
seacoast angelica
(
Angelica lucida
)
small-leaf angelica
(
Angelica pinnata
)
anoda
Arizona anoda
(
Anoda thurberi
)
crested anoda
(
Anoda cristata
)
netted anoda
(
Anoda reticulata
)
apachebush
apachebush
(
Apacheria chiricahuensis
)
aparejograss
aparejograss
(
Muhlenbergia utilis
)
apple
cactus apple
(
Opuntia engelmannii
)
cactus apple
(
Opuntia engelmannii var. engelmannii
)
paradise apple
(
Malus pumila
)
sweet crab apple
(
Pyrus coronaria
)
wild balsam apple
(
Echinopepon wrightii
)
wild crab apple
(
Peraphyllum ramosissimum
)
apricot
apricot
(
Prunus armeniaca
)
arnica
broadleaf arnica
(
Arnica latifolia
)
Chamisso arnica
(
Arnica chamissonis
)
foothill arnica
(
Arnica fulgens
)
hairy arnica
(
Arnica mollis
)
heartleaf arnica
(
Arnica cordifolia
)
lanceleaf arnica
(
Arnica lanceolata
)
longleaf arnica
(
Arnica lonchophylla
)
narrowleaf arnica
(
Arnica angustifolia
)
narrowleaf arnica
(
Arnica angustifolia ssp. tomentosa
)
Parry's arnica
(
Arnica parryi
)
Rydberg's arnica
(
Arnica rydbergii
)
seep arnica
(
Arnica lonchophylla var. arnoglossa
)
smallhead arnica
(
Arnica gracilis
)
snow arnica
(
Arnica frigida
)
snow arnica
(
Arnica frigida ssp. frigida
)
spearleaf arnica
(
Arnica longifolia
)
sticky leaf arnica
(
Arnica ovata
)
twin arnica
(
Arnica sororia
)
arrowgrass
marsh arrowgrass
(
Triglochin palustris
)
seaside arrowgrass
(
Triglochin maritima
)
arrowhead
arumleaf arrowhead
(
Sagittaria cuneata
)
broadleaf arrowhead
(
Sagittaria latifolia
)
shortbeak arrowhead
(
Sagittaria brevirostra
)
arrowleaf
bush arrowleaf
(
Pleurocoronis pluriseta
)
arrowweed
arrowweed
(
Pluchea sericea
)
artichoke
Jerusalem artichoke
(
Helianthus tuberosus
)
ash
Arizona mountain ash
(
Sorbus dumosa
)
California ash
(
Fraxinus dipetala
)
Chihuahuan ash
(
Fraxinus papillosa
)
European mountain ash
(
Sorbus aucuparia
)
fragrant ash
(
Fraxinus cuspidata
)
Goodding's ash
(
Fraxinus gooddingii
)
green ash
(
Fraxinus pennsylvanica
)
Greene's mountain ash
(
Sorbus scopulina
)
singleleaf ash
(
Fraxinus anomala
)
velvet ash
(
Fraxinus velutina
)
western mountain ash
(
Sorbus sitchensis
)
white ash
(
Fraxinus americana
)
asparagus
garden asparagus
(
Asparagus officinalis
)
aspen
quaking aspen
(
Populus tremuloides
)
asphead
chaparral asphead
(
Aspicarpa hirtella
)
spreading asphead
(
Aspicarpa longipes
)
asphodel
western false asphodel
(
Triantha occidentalis
)
aster
alkali marsh aster
(
Almutaster pauciflorus
)
alpine leafybract aster
(
Symphyotrichum foliaceum
)
alpine leafybract aster
(
Symphyotrichum foliaceum var. apricum
)
alpine leafybract aster
(
Symphyotrichum foliaceum var. foliaceum
)
arctic aster
(
Eurybia sibirica
)
aromatic aster
(
Symphyotrichum oblongifolium
)
Canby's aster
(
Symphyotrichum foliaceum var. canbyi
)
crookedstem aster
(
Symphyotrichum prenanthoides
)
Cusick's aster
(
Symphyotrichum cusickii
)
Douglas aster
(
Symphyotrichum subspicatum
)
Drummond's aster
(
Aster drummondii
)
Drummond's aster
(
Aster drummondii var. texanus
)
eastern annual saltmarsh aster
(
Symphyotrichum subulatum
)
Eaton's aster
(
Symphyotrichum eatonii
)
elegant aster
(
Eucephalus elegans
)
elegant aster
(
Eucephalus perelegans
)
Engelmann's aster
(
Eucephalus engelmannii
)
Fendler's aster
(
Symphyotrichum fendleri
)
Geyer's aster
(
Symphyotrichum laeve var. geyeri
)
giant mountain aster
(
Canadanthus modestus
)
gray aster
(
Eurybia glauca
)
larger western mountain aster
(
Symphyotrichum spathulatum var. intermedium
)
late purple aster
(
Symphyotrichum patens
)
late purple aster
(
Symphyotrichum patens var. patens
)
Lava aster
(
Ionactis alpina
)
Lindley's aster
(
Symphyotrichum ciliolatum
)
Lyall aster
(
Symphyotrichum hendersonii
)
manyflowered aster
(
Symphyotrichum ericoides var. pansum
)
New England aster
(
Symphyotrichum novae-angliae
)
northern bog aster
(
Symphyotrichum boreale
)
Parry's aster
(
Symphyotrichum foliaceum var. parryi
)
perennial saltmarsh aster
(
Aster tenuifolius
)
rayless alkali aster
(
Symphyotrichum ciliatum
)
Rocky Mountain aster
(
Ionactis stenomeres
)
short-rayed alkali aster
(
Symphyotrichum frondosum
)
smooth blue aster
(
Symphyotrichum laeve
)
smooth blue aster
(
Symphyotrichum laeve var. laeve
)
smooth white aster
(
Symphyotrichum porteri
)
soft aster
(
Symphyotrichum molle
)
southern annual saltmarsh aster
(
Symphyotrichum divaricatum
)
subalpine aster
(
Eurybia merita
)
thickstem aster
(
Eurybia integrifolia
)
tundra aster
(
Oreostemma alpigenum
)
tundra aster
(
Oreostemma alpigenum var. haydenii
)
Welsh's aster
(
Symphyotrichum welshii
)
western aster
(
Symphyotrichum ascendens
)
western meadow aster
(
Symphyotrichum campestre
)
western mountain aster
(
Symphyotrichum spathulatum
)
western mountain aster
(
Symphyotrichum spathulatum var. spathulatum
)
western showy aster
(
Eurybia conspicua
)
white heath aster
(
Symphyotrichum ericoides
)
white heath aster
(
Symphyotrichum ericoides var. ericoides
)
white heath aster
(
Symphyotrichum ericoides var. prostratum
)
white heath aster
(
Symphyotrichum ericoides var. stricticaule
)
white panicle aster
(
Symphyotrichum lanceolatum
)
white prairie aster
(
Symphyotrichum falcatum
)
white prairie aster
(
Symphyotrichum falcatum var. commutatum
)
white prairie aster
(
Symphyotrichum falcatum var. crassulum
)
white prairie aster
(
Symphyotrichum falcatum var. falcatum
)
avalanche-lily
yellow avalanche-lily
(
Erythronium grandiflorum
)
yellow avalanche-lily
(
Erythronium grandiflorum var. candidum
)
avens
largeleaf avens
(
Geum macrophyllum
)
largeleaf avens
(
Geum macrophyllum var. macrophyllum
)
largeleaf avens
(
Geum macrophyllum var. perincisum
)
purple avens
(
Geum rivale
)
Ross' avens
(
Geum rossii
)
Ross' avens
(
Geum rossii var. turbinatum
)
white avens
(
Geum canadense
)
yellow avens
(
Geum aleppicum
)
ayenia
dense ayenia
(
Ayenia microphylla
)
dwarf ayenia
(
Ayenia insulicola
)
Trans-Pecos ayenia
(
Ayenia filiformis
)
azalea
alpine azalea
(
Loiseleuria procumbens
)
Cascade azalea
(
Rhododendron albiflorum
)
Cascade azalea
(
Rhododendron albiflorum var. albiflorum
)
Cascade azalea
(
Rhododendron albiflorum var. warrenii
)
B
babybonnets
rosary babybonnets
(
Coursetia glandulosa
)
baby's-breath
garden baby's-breath
(
Gypsophila scorzonerifolia
)
babyslippers
babyslippers
(
Hybanthus verticillatus
)
baccharis
Arizona baccharis
(
Baccharis thesioides
)
desert baccharis
(
Baccharis sergiloides
)
Emory's baccharis
(
Baccharis emoryi
)
shortleaf baccharis
(
Baccharis brachyphylla
)
willow baccharis
(
Baccharis salicina
)
Wright's baccharis
(
Baccharis wrightii
)
bahia
bluntscale bahia
(
Bahia pedata
)
hairyseed bahia
(
Bahia absinthifolia
)
oppositeleaf bahia
(
Picradeniopsis oppositifolia
)
slimlobe bahia
(
Bahia biternata
)
Woodhouse's bahia
(
Picradeniopsis woodhousei
)
ballmoss
small ballmoss
(
Tillandsia recurvata
)
balloonbush
balloonbush
(
Epixiphium wislizeni
)
balm
common balm
(
Melissa officinalis
)
balsamroot
arrowleaf balsamroot
(
Balsamorhiza sagittata
)
Carey's balsamroot
(
Balsamorhiza careyana
)
cutleaf balsamroot
(
Balsamorhiza macrophylla
)
hairy balsamroot
(
Balsamorhiza hispidula
)
hoary balsamroot
(
Balsamorhiza incana
)
Hooker's balsamroot
(
Balsamorhiza hookeri
)
Idaho balsamroot
(
Balsamorhiza hookeri var. idahoensis
)
intermediate balsamroot
(
Balsamorhiza careyana var. intermedia
)
neglected balsamroot
(
Balsamorhiza hookeri var. neglecta
)
serrate balsamroot
(
Balsamorhiza serrata
)
balsamscale
woolyspike balsamscale
(
Elionurus barbiculmis
)
baneberry
red baneberry
(
Actaea rubra
)
barberry
Colorado barberry
(
Berberis fendleri
)
common barberry
(
Berberis vulgaris
)
creeping barberry
(
Berberis repens
)
hollyleaved barberry
(
Berberis aquifolium
)
Japanese barberry
(
Berberis thunbergii
)
red barberry
(
Berberis haematocarpa
)
Wilcox's barberry
(
Berberis wilcoxii
)
barley
common barley
(
Hordeum distichon
)
common barley
(
Hordeum vulgare
)
foxtail barley
(
Hordeum jubatum
)
foxtail barley
(
Hordeum jubatum ssp. jubatum
)
hare barley
(
Hordeum murinum ssp. leporinum
)
intermediate barley
(
Hordeum jubatum ssp. intermedium
)
little barley
(
Hordeum pusillum
)
meadow barley
(
Hordeum brachyantherum
)
Mediterranean barley
(
Hordeum marinum ssp. gussonianum
)
mouse barley
(
Hordeum murinum
)
seaside barley
(
Hordeum marinum
)
smooth barley
(
Hordeum murinum ssp. glaucum
)
barnyardgrass
barnyardgrass
(
Echinochloa crus-galli
)
rough barnyardgrass
(
Echinochloa muricata
)
rough barnyardgrass
(
Echinochloa muricata var. microstachya
)
rough barnyardgrass
(
Echinochloa muricata var. muricata
)
barometerbush
Big Bend barometerbush
(
Leucophyllum minus
)
barrelcactus
candy barrelcactus
(
Ferocactus wislizeni
)
basil
wild basil
(
Clinopodium vulgare
)
basindaisy
basindaisy
(
Platyschkuhria integrifolia
)
basswood
American basswood
(
Tilia americana
)
bastardsage
bastardsage
(
Eriogonum wrightii
)
bastardsage
(
Eriogonum wrightii var. wrightii
)
Pringle's bastardsage
(
Eriogonum wrightii var. pringlei
)
bayonet
New Mexico Spanish bayonet
(
Yucca neomexicana
)
Spanish bayonet
(
Yucca harrimaniae
)
beachgrass
European beachgrass
(
Ammophila arenaria
)
beak
bushy bird's beak
(
Cordylanthus ramosus
)
Kaibab bird's beak
(
Cordylanthus wrightii ssp. kaibabensis
)
Wright's bird's beak
(
Cordylanthus wrightii
)
Wright's bird's beak
(
Cordylanthus wrightii
)
Wright's bird's beak
(
Cordylanthus wrightii ssp. tenuifolius
)
Wright's bird's beak
(
Cordylanthus wrightii ssp. wrightii
)
bean
Gray's bean
(
Phaseolus pedicellatus var. grayanus
)
kidney bean
(
Phaseolus vulgaris
)
mescal bean
(
Sophora secundiflora
)
Pinos Altos Mountain bean
(
Phaseolus parvulus
)
Santa Rita Mountain bean
(
Phaseolus ritensis
)
slimjim bean
(
Phaseolus filiformis
)
slimleaf bean
(
Phaseolus angustissimus
)
Sonoran bean
(
Phaseolus pedicellatus
)
spotted bean
(
Phaseolus maculatus
)
tepary bean
(
Phaseolus acutifolius
)
tepary bean
(
Phaseolus acutifolius var. acutifolius
)
beancaper
Syrian beancaper
(
Zygophyllum fabago
)
bearberry
red fruit bearberry
(
Arctostaphylos rubra
)
beardgrass
silver beardgrass
(
Bothriochloa laguroides
)
silver beardgrass
(
Bothriochloa laguroides ssp. torreyana
)
Springfield's beardgrass
(
Bothriochloa springfieldii
)
beardtongue
Absaroka Range beardtongue
(
Penstemon absarokensis
)
Adobe Hills beardtongue
(
Penstemon retrorsus
)
Alberta beardtongue
(
Penstemon albertinus
)
Apache beardtongue
(
Penstemon oliganthus
)
Black River beardtongue
(
Penstemon putus
)
blowout beardtongue
(
Penstemon haydenii
)
Blue Mountain beardtongue
(
Penstemon pennellianus
)
bluestem beardtongue
(
Penstemon cyanocaulis
)
broadbeard beardtongue
(
Penstemon angustifolius
)
broadbeard beardtongue
(
Penstemon angustifolius var. angustifolius
)
broadbeard beardtongue
(
Penstemon angustifolius var. caudatus
)
broadbeard beardtongue
(
Penstemon angustifolius var. venosus
)
broadbeard beardtongue
(
Penstemon angustifolius var. vernalensis
)
cardinal beardtongue
(
Penstemon cardinalis
)
Cary's beardtongue
(
Penstemon caryi
)
Cochise beardtongue
(
Penstemon dasyphyllus
)
Colorado beardtongue
(
Penstemon auriberbis
)
cordroot beardtongue
(
Penstemon montanus
)
cordroot beardtongue
(
Penstemon montanus var. montanus
)
Crandall's beardtongue
(
Penstemon crandallii
)
Crandall's beardtongue
(
Penstemon crandallii ssp. atratus
)
Crandall's beardtongue
(
Penstemon crandallii ssp. crandallii
)
Crandall's beardtongue
(
Penstemon crandallii ssp. glabrescens
)
Crandall's beardtongue
(
Penstemon crandallii ssp. procumbens
)
cutleaf beardtongue
(
Penstemon richardsonii
)
cutleaf beardtongue
(
Penstemon richardsonii var. dentatus
)
Degener's beardtongue
(
Penstemon degeneri
)
desert beardtongue
(
Penstemon pseudospectabilis ssp. connatifolius
)
dusty beardtongue
(
Penstemon comarrhenus
)
Flagstaff beardtongue
(
Penstemon nudiflorus
)
Fremont's beardtongue
(
Penstemon fremontii
)
Fremont's beardtongue
(
Penstemon fremontii var. fremontii
)
Fremont's beardtongue
(
Penstemon fremontii var. glabrescens
)
Front Range beardtongue
(
Penstemon virens
)
Gairdner's beardtongue
(
Penstemon gairdneri
)
Gairdner's beardtongue
(
Penstemon gairdneri var. gairdneri
)
Gairdner's beardtongue
(
Penstemon gairdneri var. oreganus
)
Garrett's beardtongue
(
Penstemon scariosus var. garrettii
)
Gibbens' beardtongue
(
Penstemon gibbensii
)
gilia beardtongue
(
Penstemon ambiguus
)
Griffin's beardtongue
(
Penstemon griffinii
)
hackberry beardtongue
(
Penstemon subulatus
)
Hall's beardtongue
(
Penstemon hallii
)
handsome beardtongue
(
Penstemon lentus
)
handsome beardtongue
(
Penstemon lentus var. lentus
)
Harbour's beardtongue
(
Penstemon harbourii
)
Harrington's beardtongue
(
Penstemon harringtonii
)
inflated beardtongue
(
Penstemon inflatus
)
James' beardtongue
(
Penstemon jamesii
)
Kaibab Plateau beardtongue
(
Penstemon pseudoputus
)
lanceleaf beardtongue
(
Penstemon ramosus
)
larchleaf beardtongue
(
Penstemon laricifolius
)
larchleaf beardtongue
(
Penstemon laricifolius var. exilifolius
)
larchleaf beardtongue
(
Penstemon laricifolius var. laricifolius
)
large beardtongue
(
Penstemon grandiflorus
)
Leonard's beardtongue
(
Penstemon leonardii
)
low beardtongue
(
Penstemon humilis
)
low beardtongue
(
Penstemon humilis var. humilis
)
Lyall's beardtongue
(
Penstemon lyallii
)
meadow beardtongue
(
Penstemon rydbergii var. aggregatus
)
Metcalfe's beardtongue
(
Penstemon metcalfei
)
Moffatt's beardtongue
(
Penstemon moffatii
)
Mt. Graham beardtongue
(
Penstemon deaveri
)
Mt. Tumbull beardtongue
(
Penstemon distans
)
Neese's Blue Mountain beardtongue
(
Penstemon scariosus var. cyanomontanus
)
New Mexico beardtongue
(
Penstemon neomexicanus
)
Osterhout's beardtongue
(
Penstemon osterhoutii
)
Parry's beardtongue
(
Penstemon parryi
)
Payette beardtongue
(
Penstemon payettensis
)
Payson's beardtongue
(
Penstemon paysoniorum
)
Penland's beardtongue
(
Penstemon penlandii
)
pincushion beardtongue
(
Penstemon procerus var. procerus
)
pineneedle beardtongue
(
Penstemon pinifolius
)
sagebrush beardtongue
(
Penstemon cyathophorus
)
Sonoran beardtongue
(
Penstemon stenophyllus
)
stemless beardtongue
(
Penstemon acaulis
)
sulphur beardtongue
(
Penstemon attenuatus var. palustris
)
Sunset Crater beardtongue
(
Penstemon clutei
)
superb beardtongue
(
Penstemon superbus
)
thickleaf beardtongue
(
Penstemon pachyphyllus
)
thickleaf beardtongue
(
Penstemon pachyphyllus
)
thickleaf beardtongue
(
Penstemon pachyphyllus var. congestus
)
Thompson's beardtongue
(
Penstemon thompsoniae
)
tiger beardtongue
(
Penstemon mensarum
)
toadflax beardtongue
(
Penstemon linarioides ssp. compactifolius
)
twoleaf beardtongue
(
Penstemon diphyllus
)
upland beardtongue
(
Penstemon saxosorum
)
upright blue beardtongue
(
Penstemon virgatus
)
variable-color beardtongue
(
Penstemon versicolor
)
Wasatch beardtongue
(
Penstemon cyananthus
)
White River beardtongue
(
Penstemon scariosus
)
White River beardtongue
(
Penstemon scariosus var. albifluvis
)
Yampa beardtongue
(
Penstemon yampaensis
)
beargrass
common beargrass
(
Xerophyllum tenax
)
bedstraw
bracted bedstraw
(
Galium microphyllum
)
Colorado bedstraw
(
Galium coloradoense
)
Fendler's bedstraw
(
Galium fendleri
)
fragrant bedstraw
(
Galium triflorum
)
limestone bedstraw
(
Galium proliferum
)
Mexican bedstraw
(
Galium mexicanum
)
Mexican bedstraw
(
Galium mexicanum var. asperrimum
)
northern bedstraw
(
Galium boreale
)
piedmont bedstraw
(
Cruciata pedemontana
)
shrubby bedstraw
(
Galium multiflorum
)
starry bedstraw
(
Galium stellatum
)
starry bedstraw
(
Galium stellatum var. eremicum
)
threepetal bedstraw
(
Galium trifidum
)
threepetal bedstraw
(
Galium trifidum var. pacificum
)
threepetal bedstraw
(
Galium trifidum var. subbiflorum
)
twinleaf bedstraw
(
Galium bifolium
)
Watson's bedstraw
(
Galium watsonii
)
Wright's bedstraw
(
Galium wrightii
)
Yellow Spring bedstraw
(
Galium verum
)
beebalm
eastern beebalm
(
Monarda fistulosa
)
lemon beebalm
(
Monarda citriodora
)
lemon beebalm
(
Monarda citriodora ssp. austromontana
)
pony beebalm
(
Monarda pectinata
)
beebrush
Wright's beebrush
(
Aloysia wrightii
)
beeplant
Rocky Mountain beeplant
(
Cleome serrulata
)
beggartick
big devils beggartick
(
Bidens vulgata
)
devil's beggartick
(
Bidens frondosa
)
nodding beggartick
(
Bidens cernua
)
beggarticks
Bigelow's beggarticks
(
Bidens bigelovii
)
crowned beggarticks
(
Bidens coronata
)
fewflower beggarticks
(
Bidens leptocephala
)
hairy beggarticks
(
Bidens pilosa
)
Rocky Mountain beggarticks
(
Bidens heterosperma
)
slimlobe beggarticks
(
Bidens tenuisecta
)
threelobe beggarticks
(
Bidens tripartita
)
bellflower
arctic bellflower
(
Campanula uniflora
)
bluebell bellflower
(
Campanula rotundifolia
)
Idaho bellflower
(
Campanula parryi var. idahoensis
)
marsh bellflower
(
Campanula aparinoides
)
Parry's bellflower
(
Campanula parryi
)
Parry's bellflower
(
Campanula parryi var. parryi
)
rampion bellflower
(
Campanula rapunculoides
)
rough bellflower
(
Campanula scabrella
)
beloperone
beloperone
(
Justicia californica
)
bentgrass
alpine bentgrass
(
Podagrostis humilis
)
colonial bentgrass
(
Agrostis capillaris
)
creeping bentgrass
(
Agrostis stolonifera
)
Idaho bentgrass
(
Agrostis idahoensis
)
northern bentgrass
(
Agrostis mertensii
)
Oregon bentgrass
(
Agrostis oregonensis
)
Ross' bentgrass
(
Agrostis rossiae
)
rough bentgrass
(
Agrostis scabra
)
seashore bentgrass
(
Agrostis pallens
)
spike bentgrass
(
Agrostis exarata
)
winter bentgrass
(
Agrostis hyemalis
)
bergia
Texas bergia
(
Bergia texana
)
Bermudagrass
Bermudagrass
(
Cynodon dactylon
)
besseya
alpine besseya
(
Besseya alpina
)
red besseya
(
Besseya rubra
)
Wyoming besseya
(
Besseya wyomingensis
)
bilberry
dwarf bilberry
(
Vaccinium cespitosum
)
bill
redstem stork's bill
(
Erodium cicutarium
)
Texas stork's bill
(
Erodium texanum
)
bindweed
black bindweed
(
Fallopia convolvulus
)
field bindweed
(
Convolvulus arvensis
)
hedge false bindweed
(
Calystegia sepium
)
hedge false bindweed
(
Calystegia sepium var. angulata
)
Japanese false bindweed
(
Calystegia pellita
)
Macoun's false bindweed
(
Calystegia macounii
)
Paiute false bindweed
(
Calystegia longipes
)
Texas bindweed
(
Convolvulus equitans
)
birch
downy birch
(
Betula alba
)
downy birch
(
Betula pubescens
)
downy birch
(
Betula pubescens var. pubescens
)
European white birch
(
Betula pendula
)
paper birch
(
Betula papyrifera
)
paper birch
(
Betula papyrifera var. papyrifera
)
resin birch
(
Betula glandulosa
)
water birch
(
Betula occidentalis
)
bird's-beak
purple bird's-beak
(
Cordylanthus parviflorus
)
Yakima bird's-beak
(
Cordylanthus capitatus
)
biscuitroot
barestem biscuitroot
(
Lomatium nudicaule
)
bigseed biscuitroot
(
Lomatium macrocarpum
)
broadnineleaf biscuitroot
(
Lomatium triternatum var. anomalum
)
Canby's biscuitroot
(
Lomatium canbyi
)
Canyonlands biscuitroot
(
Lomatium latilobum
)
carrotleaf biscuitroot
(
Lomatium dissectum var. multifidum
)
cous biscuitroot
(
Lomatium cous
)
Cusick's biscuitroot
(
Lomatium cusickii
)
desert biscuitroot
(
Lomatium foeniculaceum
)
desert biscuitroot
(
Lomatium foeniculaceum var. daucifolium
)
Donnell's biscuitroot
(
Lomatium donnellii
)
fernleaf biscuitroot
(
Lomatium dissectum
)
fernleaf biscuitroot
(
Lomatium dissectum var. dissectum
)
Geyer's biscuitroot
(
Lomatium geyeri
)
Gray's biscuitroot
(
Lomatium grayi
)
Gray's biscuitroot
(
Lomatium grayi var. grayi
)
Idaho biscuitroot
(
Lomatium idahoense
)
Indian biscuitroot
(
Lomatium piperi
)
juniper biscuitroot
(
Lomatium juniperinum
)
Nevada biscuitroot
(
Lomatium nevadense
)
Nevada biscuitroot
(
Lomatium nevadense var. nevadense
)
nineleaf biscuitroot
(
Lomatium triternatum
)
nineleaf biscuitroot
(
Lomatium triternatum var. triternatum
)
northern biscuitroot
(
Lomatium farinosum
)
northern biscuitroot
(
Lomatium farinosum var. farinosum
)
Northern Idaho biscuitroot
(
Lomatium orientale
)
Nuttall's biscuitroot
(
Lomatium nuttallii
)
Parish's biscuitroot
(
Lomatium nevadense var. parishii
)
Rollins' biscuitroot
(
Lomatium rollinsii
)
Sandberg's biscuitroot
(
Lomatium sandbergii
)
sweetscented biscuitroot
(
Lomatium serpentinum
)
Wyeth biscuitroot
(
Lomatium ambiguum
)
bistort
alpine bistort
(
Bistorta vivipara
)
American bistort
(
Bistorta bistortoides
)
bitterbrush
antelope bitterbrush
(
Purshia tridentata
)
bittercress
big western bittercress
(
Cardamine occidentalis
)
Brewer's bittercress
(
Cardamine breweri
)
Brewer's bittercress
(
Cardamine breweri var. breweri
)
hairy bittercress
(
Cardamine hirsuta
)
heartleaf bittercress
(
Cardamine cordifolia
)
heartleaf bittercress
(
Cardamine cordifolia var. cordifolia
)
heartleaf bittercress
(
Cardamine cordifolia var. incana
)
heartleaf bittercress
(
Cardamine cordifolia var. lyallii
)
little western bittercress
(
Cardamine oligosperma
)
little western bittercress
(
Cardamine oligosperma var. oligosperma
)
Pennsylvania bittercress
(
Cardamine pensylvanica
)
purple bittercress
(
Cardamine purpurea
)
umbel bittercress
(
Cardamine oligosperma var. kamtschatica
)
bittersweet
American bittersweet
(
Celastrus scandens
)
blackberry
California blackberry
(
Rubus ursinus
)
California blackberry
(
Rubus ursinus var. macropetalus
)
cutleaf blackberry
(
Rubus laciniatus
)
dwarf red blackberry
(
Rubus pubescens
)
dwarf red blackberry
(
Rubus pubescens var. pubescens
)
Himalayan blackberry
(
Rubus discolor
)
blackbrush
blackbrush
(
Coleogyne ramosissima
)
blackfoot
Arizona blackfoot
(
Melampodium longicorne
)
hoary blackfoot
(
Melampodium cinereum
)
plains blackfoot
(
Melampodium leucanthum
)
shaggy blackfoot
(
Melampodium strigosum
)
blacksnakeroot
Canadian blacksnakeroot
(
Sanicula canadensis
)
bladderfern
brittle bladderfern
(
Cystopteris fragilis
)
mountain bladderfern
(
Cystopteris montana
)
Reeves' bladderfern
(
Cystopteris reevesiana
)
upland brittle bladderfern
(
Cystopteris tenuis
)
Utah bladderfern
(
Cystopteris utahensis
)
bladdermallow
bladdermallow
(
Herissantia crispa
)
bladderpod
King bladderpod
(
Physaria kingii
)
mid bladderpod
(
Lesquerella intermedia
)
Moapa bladderpod
(
Physaria tenella
)
western bladderpod
(
Physaria occidentalis
)
western bladderpod
(
Physaria occidentalis ssp. occidentalis
)
bladdersage
Mexican bladdersage
(
Salazaria mexicana
)
bladderwort
common bladderwort
(
Utricularia macrorhiza
)
common bladderwort
(
Utricularia vulgaris
)
flatleaf bladderwort
(
Utricularia intermedia
)
lesser bladderwort
(
Utricularia minor
)
blanketflower
Arizona blanketflower
(
Gaillardia arizonica
)
onion blanketflower
(
Gaillardia multiceps
)
Parry's blanketflower
(
Gaillardia parryi
)
red dome blanketflower
(
Gaillardia pinnatifida
)
blazingstar
Adonis blazingstar
(
Mentzelia multiflora
)
Adonis blazingstar
(
Mentzelia multiflora var. multiflora
)
Argus blazingstar
(
Mentzelia oreophila
)
bractless blazingstar
(
Mentzelia nuda
)
bushy blazingstar
(
Mentzelia dispersa
)
Colorado blazingstar
(
Mentzelia marginata
)
Cronquist's blazingstar
(
Mentzelia cronquistii
)
cutleaf blazingstar
(
Mentzelia laciniata
)
desert blazingstar
(
Mentzelia desertorum
)
gold blazingstar
(
Mentzelia chrysantha
)
grassland blazingstar
(
Mentzelia strictissima
)
gypsum blazingstar
(
Mentzelia humilis
)
gypsum blazingstar
(
Mentzelia thompsonii
)
jeweled blazingstar
(
Mentzelia speciosa
)
Jones' blazingstar
(
Mentzelia jonesii
)
leechleaf blazingstar
(
Mentzelia sinuata
)
Lindheimer's blazingstar
(
Mentzelia lindheimeri
)
Lindley's blazingstar
(
Mentzelia lindleyi
)
manystem blazingstar
(
Mentzelia multicaulis
)
manystem blazingstar
(
Mentzelia multicaulis var. multicaulis
)
Organ Mountain blazingstar
(
Mentzelia asperula
)
Reverchon's blazingstar
(
Mentzelia reverchonii
)
Rio Chama blazingstar
(
Mentzelia conspicua
)
Royal Gorge blazingstar
(
Mentzelia densa
)
Rusby's blazingstar
(
Mentzelia rusbyi
)
Santa Fe blazingstar
(
Mentzelia springeri
)
shining blazingstar
(
Mentzelia nitens
)
smoothstem blazingstar
(
Mentzelia laevicaulis
)
smoothstem blazingstar
(
Mentzelia laevicaulis var. laevicaulis
)
spinyhair blazingstar
(
Mentzelia tricuspis
)
tenpetal blazingstar
(
Mentzelia decapetala
)
variegated-bract blazingstar
(
Mentzelia montana
)
Veatch's blazingstar
(
Mentzelia veatchiana
)
whitebract blazingstar
(
Mentzelia involucrata
)
whitestem blazingstar
(
Mentzelia albicaulis
)
wingseed blazingstar
(
Mentzelia pterosperma
)
blisterwort
blisterwort
(
Ranunculus recurvatus
)
blood
Dane's blood
(
Campanula glomerata
)
blooddrops
blooddrops
(
Adonis annua
)
bloodleaf
Standley's bloodleaf
(
Iresine heterophylla
)
bloodroot
bloodroot
(
Sanguinaria canadensis
)
blue eyed Mary
maiden blue eyed Mary
(
Collinsia parviflora
)
bluebells
alpine bluebells
(
Mertensia alpina
)
aspen bluebells
(
Mertensia arizonica
)
Franciscan bluebells
(
Mertensia franciscana
)
Macdougal's bluebells
(
Mertensia macdougalii
)
oblongleaf bluebells
(
Mertensia fusiformis
)
oblongleaf bluebells
(
Mertensia oblongifolia
)
oblongleaf bluebells
(
Mertensia viridis
)
prairie bluebells
(
Mertensia lanceolata
)
Rocky Mountain bluebells
(
Mertensia humilis
)
shortstyle bluebells
(
Mertensia brevistyla
)
small bluebells
(
Mertensia longiflora
)
tall bluebells
(
Mertensia paniculata
)
tall fringed bluebells
(
Mertensia ciliata
)
tall fringed bluebells
(
Mertensia ciliata var. ciliata
)
blueberry
bog blueberry
(
Vaccinium uliginosum
)
Mexican blueberry
(
Vaccinium geminiflorum
)
bluebowls
bluebowls
(
Giliastrum acerosum
)
bluebowls
(
Giliastrum rigidulum
)
bluecurls
Arizona bluecurls
(
Trichostema arizonicum
)
oblong bluecurls
(
Trichostema oblongum
)
bluedicks
bluedicks
(
Dichelostemma capitatum
)
bluedicks
(
Dichelostemma capitatum ssp. pauciflorum
)
bluegrass
alpine bluegrass
(
Poa alpina
)
annual bluegrass
(
Poa annua
)
arctic bluegrass
(
Poa arctica
)
arctic bluegrass
(
Poa arctica ssp. aperta
)
arctic bluegrass
(
Poa arctica ssp. arctica
)
arctic bluegrass
(
Poa arctica ssp. grayana
)
Bigelow's bluegrass
(
Poa bigelovii
)
Bolander's bluegrass
(
Poa bolanderi
)
bulbous bluegrass
(
Poa bulbosa
)
Canada bluegrass
(
Poa compressa
)
Cusick's bluegrass
(
Poa cusickii
)
Cusick's bluegrass
(
Poa cusickii ssp. pallida
)
Cusick's bluegrass
(
Poa cusickii var. cusickii
)
Cusick's bluegrass
(
Poa cusickii var. epilis
)
fowl bluegrass
(
Poa palustris
)
glaucous bluegrass
(
Poa glauca
)
inland bluegrass
(
Poa interior
)
Kentucky bluegrass
(
Poa pratensis
)
Leiberg's bluegrass
(
Poa leibergii
)
Letterman's bluegrass
(
Poa lettermanii
)
marsh bluegrass
(
Poa leptocoma
)
New Mexico bluegrass
(
Poa occidentalis
)
nodding bluegrass
(
Poa reflexa
)
northern bluegrass
(
Poa stenantha
)
Patterson's bluegrass
(
Poa abbreviata ssp. pattersonii
)
plains bluegrass
(
Poa arida
)
rough bluegrass
(
Poa trivialis
)
Sandberg bluegrass
(
Poa secunda
)
Sandberg bluegrass
(
Poa secunda ssp. juncifolia
)
Sandberg bluegrass
(
Poa secunda ssp. secunda
)
short bluegrass
(
Poa abbreviata
)
Texas bluegrass
(
Poa arachnifera
)
timberline bluegrass
(
Poa glauca var. rupicola
)
Tracy's bluegrass
(
Poa tracyi
)
Wasatch bluegrass
(
Poa arnowiae
)
Wheeler's bluegrass
(
Poa wheeleri
)
wood bluegrass
(
Poa nemoralis
)
bluejoint
bluejoint
(
Calamagrostis canadensis
)
bluejoint
(
Calamagrostis canadensis var. canadensis
)
bluestar
Arizona bluestar
(
Amsonia grandiflora
)
Jones' bluestar
(
Amsonia jonesii
)
Palmer's bluestar
(
Amsonia palmeri
)
Peebles' bluestar
(
Amsonia peeblesii
)
tubular bluestar
(
Amsonia longiflora
)
woolly bluestar
(
Amsonia tomentosa
)
woolly bluestar
(
Amsonia tomentosa var. stenophylla
)
woolly bluestar
(
Amsonia tomentosa var. tomentosa
)
bluestem
big bluestem
(
Andropogon gerardii
)
bushy bluestem
(
Andropogon glomeratus
)
cane bluestem
(
Bothriochloa barbinodis
)
crimson bluestem
(
Schizachyrium sanguineum
)
crimson bluestem
(
Schizachyrium sanguineum var. hirtiflorum
)
little bluestem
(
Schizachyrium scoparium
)
little bluestem
(
Schizachyrium scoparium var. scoparium
)
sand bluestem
(
Andropogon hallii
)
slender little bluestem
(
Schizachyrium tenerum
)
Texas bluestem
(
Schizachyrium cirratum
)
Tracy's bluestem
(
Andropogon tracyi
)
yellow bluestem
(
Bothriochloa ischaemum
)
bluet
needleleaf bluet
(
Houstonia acerosa
)
needleleaf bluet
(
Houstonia acerosa var. acerosa
)
pygmy bluet
(
Houstonia wrightii
)
red bluet
(
Houstonia rubra
)
blueweed
Texas blueweed
(
Helianthus ciliaris
)
boneset
false boneset
(
Brickellia eupatorioides
)
false boneset
(
Brickellia eupatorioides var. chlorolepis
)
false boneset
(
Brickellia eupatorioides var. corymbulosa
)
false boneset
(
Brickellia eupatorioides var. eupatorioides
)
bonnet
bride's bonnet
(
Clintonia uniflora
)
botrychium
spathulate botrychium
(
Botrychium spathulatum
)
bouncingbet
bouncingbet
(
Saponaria officinalis
)
bowlesia
hoary bowlesia
(
Bowlesia incana
)
boxelder
boxelder
(
Acer negundo
)
boxelder
(
Acer negundo var. interius
)
boxelder
(
Acer negundo var. negundo
)
boxelder
(
Acer negundo var. violaceum
)
California boxelder
(
Acer negundo var. californicum
)
boxleaf
Oregon boxleaf
(
Paxistima myrsinites
)
brackenfern
hairy brackenfern
(
Pteridium aquilinum var. pubescens
)
western brackenfern
(
Pteridium aquilinum
)
western brackenfern
(
Pteridium aquilinum var. latiusculum
)
brassbuttons
common brassbuttons
(
Cotula coronopifolia
)
breadroot
aromatic Indian breadroot
(
Pediomelum aromaticum
)
beaver Indian breadroot
(
Pediomelum castoreum
)
Intermountain Indian breadroot
(
Pediomelum megalanthum
)
Intermountain Indian breadroot
(
Pediomelum megalanthum var. megalanthum
)
Intermountain Indian breadroot
(
Pediomelum megalanthum var. retrorsum
)
large Indian breadroot
(
Pediomelum esculentum
)
largebract Indian breadroot
(
Pediomelum cuspidatum
)
narrowleaf Indian breadroot
(
Pediomelum linearifolium
)
palmleaf Indian breadroot
(
Pediomelum digitatum
)
silverleaf Indian breadroot
(
Pediomelum argophyllum
)
subterranean Indian breadroot
(
Pediomelum hypogaeum
)
subterranean Indian breadroot
(
Pediomelum hypogaeum var. hypogaeum
)
breath
baby's breath
(
Gypsophila paniculata
)
false baby's breath
(
Galium mollugo
)
breeches
dutchman's breeches
(
Dicentra cucullaria
)
woolly breeches
(
Amsinckia spectabilis
)
brickellbush
betonyleaf brickellbush
(
Brickellia betonicifolia
)
California brickellbush
(
Brickellia californica
)
Chihuahuan brickellbush
(
Brickellia floribunda
)
Coulter's brickellbush
(
Brickellia coulteri
)
earleaf brickellbush
(
Brickellia amplexicaulis
)
Fendler's brickellbush
(
Brickelliastrum fendleri
)
Lemmon's brickellbush
(
Brickellia lemmonii
)
littleleaf brickellbush
(
Brickellia microphylla
)
longleaf brickellbush
(
Brickellia longifolia
)
longleaf brickellbush
(
Brickellia longifolia var. longifolia
)
Mojave brickellbush
(
Brickellia oblongifolia
)
Mule Mountain brickellbush
(
Asanthus squamulosus
)
narrowleaf brickellbush
(
Brickellia oblongifolia var. linifolia
)
plumed brickellbush
(
Brickellia brachyphylla
)
resinleaf brickellbush
(
Brickellia baccharidea
)
rough brickellbush
(
Brickellia microphylla var. scabra
)
spearleaf brickellbush
(
Brickellia atractyloides
)
splitleaf brickellbush
(
Brickellia laciniata
)
stinking brickellbush
(
Brickellia rusbyi
)
tasselflower brickellbush
(
Brickellia grandiflora
)
veiny brickellbush
(
Brickellia venosa
)
woolly brickellbush
(
Brickellia incana
)
brightwhite
brightwhite
(
Prenanthella exigua
)
bristlegrass
Arizona bristlegrass
(
Setaria arizonica
)
foxtail bristlegrass
(
Setaria italica
)
green bristlegrass
(
Setaria viridis
)
Grisebach's bristlegrass
(
Setaria grisebachii
)
hooked bristlegrass
(
Setaria verticillata
)
large-spike bristlegrass
(
Setaria macrostachya
)
southwestern bristlegrass
(
Setaria scheelei
)
streambed bristlegrass
(
Setaria leucopila
)
West Indian bristlegrass
(
Setaria setosa
)
bristlehead
Bigelow's bristlehead
(
Carphochaete bigelovii
)
bristlemallow
Carolina bristlemallow
(
Modiola caroliniana
)
brittlebush
brittlebush
(
Encelia farinosa
)
button brittlebush
(
Encelia frutescens
)
sticky brittlebush
(
Encelia resinifera
)
Virgin River brittlebush
(
Encelia virginensis
)
brodiaea
white brodiaea
(
Triteleia hyacinthina
)
brome
Arizona brome
(
Bromus arizonicus
)
Australian brome
(
Bromus arenarius
)
bald brome
(
Bromus commutatus
)
bald brome
(
Bromus racemosus
)
California brome
(
Bromus carinatus
)
Chinook brome
(
Bromus laevipes
)
Columbia brome
(
Bromus vulgaris
)
compact brome
(
Bromus madritensis
)
corn brome
(
Bromus squarrosus
)
field brome
(
Bromus japonicus
)
fringed brome
(
Bromus ciliatus
)
fringed brome
(
Bromus richardsonii
)
hairy woodland brome
(
Bromus pubescens
)
Porter brome
(
Bromus porteri
)
poverty brome
(
Bromus sterilis
)
Pumpelly's brome
(
Bromus pumpellianus
)
rattlesnake brome
(
Bromus briziformis
)
red brome
(
Bromus rubens
)
ripgut brome
(
Bromus diandrus
)
rye brome
(
Bromus secalinus
)
sharpglume brome
(
Bromus mucroglumis
)
smooth brome
(
Bromus inermis
)
soft brome
(
Bromus hordeaceus
)
soft brome
(
Bromus hordeaceus ssp. hordeaceus
)
Suksdorf's brome
(
Bromus suksdorfii
)
Texas brome
(
Bromus texensis
)
weeping brome
(
Bromus frondosus
)
woolly brome
(
Bromus lanatipes
)
brookfoam
alumroot brookfoam
(
Boykinia heucheriformis
)
brookweed
limewater brookweed
(
Samolus ebracteatus
)
seaside brookweed
(
Samolus valerandi
)
seaside brookweed
(
Samolus valerandi ssp. parviflorus
)
broom
Scotch broom
(
Cytisus scoparius
)
Scotch broom
(
Cytisus scoparius var. scoparius
)
broomrape
clustered broomrape
(
Orobanche fasciculata
)
conifer broomrape
(
Orobanche pinorum
)
desert broomrape
(
Orobanche cooperi
)
flat-top broomrape
(
Orobanche corymbosa
)
flat-top broomrape
(
Orobanche corymbosa ssp. corymbosa
)
Louisiana broomrape
(
Orobanche ludoviciana
)
manyflower broomrape
(
Orobanche ludoviciana var. multiflora
)
oneflowered broomrape
(
Orobanche uniflora
)
broomsage
California broomsage
(
Lepidospartum squamatum
)
brownfoot
brownfoot
(
Acourtia wrightii
)
brownfoot
(
Perezia wrightii
)
bryony
white bryony
(
Bryonia alba
)
buckbean
buckbean
(
Menyanthes trifoliata
)
buckeye
Mexican buckeye
(
Ungnadia speciosa
)
Ohio buckeye
(
Aesculus glabra
)
buckthorn
alderleaf buckthorn
(
Rhamnus alnifolia
)
California buckthorn
(
Frangula californica
)
California buckthorn
(
Frangula californica ssp. californica
)
California buckthorn
(
Frangula californica ssp. tomentella
)
California buckthorn
(
Frangula californica ssp. ursina
)
Cascara buckthorn
(
Frangula purshiana
)
common buckthorn
(
Rhamnus cathartica
)
glossy buckthorn
(
Frangula alnus
)
hollyleaf buckthorn
(
Rhamnus crocea ssp. pilosa
)
redberry buckthorn
(
Rhamnus crocea
)
sawleaf buckthorn
(
Rhamnus serrata
)
Smith's buckthorn
(
Rhamnus smithii
)
Wright's mock buckthorn
(
Sageretia wrightii
)
buckwheat
Abert's buckwheat
(
Eriogonum abertianum
)
alpine golden buckwheat
(
Eriogonum flavum
)
alpine golden buckwheat
(
Eriogonum flavum var. flavum
)
annual buckwheat
(
Eriogonum annuum
)
arrowleaf buckwheat
(
Eriogonum compositum
)
arrowleaf buckwheat
(
Eriogonum compositum var. compositum
)
arrowleaf buckwheat
(
Eriogonum compositum var. leianthum
)
Bateman's buckwheat
(
Eriogonum batemanii
)
birdnest buckwheat
(
Eriogonum nidularium
)
bitterroot buckwheat
(
Eriogonum chrysops
)
Blue Mountain buckwheat
(
Eriogonum strictum
)
Brandegee's buckwheat
(
Eriogonum brandegeei
)
buckwheat
(
Fagopyrum esculentum
)
Cimarron buckwheat
(
Eriogonum aliquantum
)
climbing false buckwheat
(
Fallopia scandens
)
Colorado buckwheat
(
Eriogonum coloradense
)
Comb Wash buckwheat
(
Eriogonum clavellatum
)
crispleaf buckwheat
(
Eriogonum corymbosum
)
crispleaf buckwheat
(
Eriogonum corymbosum var. aureum
)
crispleaf buckwheat
(
Eriogonum corymbosum var. corymbosum
)
crispleaf buckwheat
(
Eriogonum corymbosum var. glutinosum
)
crispleaf buckwheat
(
Eriogonum corymbosum var. orbiculatum
)
crispleaf buckwheat
(
Eriogonum corymbosum var. revealianum
)
crispleaf buckwheat
(
Eriogonum corymbosum var. velutinum
)
cushion buckwheat
(
Eriogonum ovalifolium
)
cushion buckwheat
(
Eriogonum ovalifolium var. nivale
)
cushion buckwheat
(
Eriogonum ovalifolium var. ochroleucum
)
cushion buckwheat
(
Eriogonum ovalifolium var. ovalifolium
)
cushion buckwheat
(
Eriogonum ovalifolium var. purpureum
)
Darrow's buckwheat
(
Eriogonum darrovii
)
Davidson's buckwheat
(
Eriogonum davidsonii
)
divergent buckwheat
(
Eriogonum divaricatum
)
Douglas' buckwheat
(
Eriogonum douglasii
)
Douglas' buckwheat
(
Eriogonum douglasii var. douglasii
)
dropleaf buckwheat
(
Eriogonum exilifolium
)
Eastern Mojave buckwheat
(
Eriogonum fasciculatum
)
Eastern Mojave buckwheat
(
Eriogonum fasciculatum var. polifolium
)
ephedra buckwheat
(
Eriogonum ephedroides
)
fewflower buckwheat
(
Eriogonum pauciflorum
)
flatcrown buckwheat
(
Eriogonum deflexum
)
Fraziers Well buckwheat
(
Eriogonum ripleyi
)
Fredonia buckwheat
(
Eriogonum mortonianum
)
Gordon's buckwheat
(
Eriogonum gordonii
)
grand buckwheat
(
Eriogonum contortum
)
Havard's buckwheat
(
Eriogonum havardii
)
hawkweed buckwheat
(
Eriogonum hieraciifolium
)
Heermann's buckwheat
(
Eriogonum heermannii
)
Heermann's buckwheat
(
Eriogonum heermannii var. argense
)
Hooker's buckwheat
(
Eriogonum hookeri
)
imperfect buckwheat
(
Eriogonum mancum
)
James' buckwheat
(
Eriogonum arcuatum
)
James' buckwheat
(
Eriogonum jamesii
)
James' buckwheat
(
Eriogonum jamesii var. jamesii
)
James' buckwheat
(
Eriogonum jamesii var. undulatum
)
Jones' buckwheat
(
Eriogonum jonesii
)
kidneyleaf buckwheat
(
Eriogonum reniforme
)
kidneyshape buckwheat
(
Eriogonum subreniforme
)
ladder buckwheat
(
Eriogonum insigne
)
matted buckwheat
(
Eriogonum caespitosum
)
money buckwheat
(
Eriogonum nummulare
)
naked buckwheat
(
Eriogonum nudum
)
naked buckwheat
(
Eriogonum nudum var. nudum
)
nodding buckwheat
(
Eriogonum cernuum
)
Palmer's buckwheat
(
Eriogonum palmerianum
)
parasol buckwheat
(
Eriogonum brevicaule var. canum
)
Parry's buckwheat
(
Eriogonum brachypodum
)
parsnipflower buckwheat
(
Eriogonum heracleoides
)
parsnipflower buckwheat
(
Eriogonum heracleoides var. heracleoides
)
parsnipflower buckwheat
(
Eriogonum heracleoides var. leucophaeum
)
Piper's golden buckwheat
(
Eriogonum flavum var. piperi
)
pretty buckwheat
(
Eriogonum bicolor
)
redroot buckwheat
(
Eriogonum racemosum
)
rock buckwheat
(
Eriogonum sphaerocephalum
)
rock buckwheat
(
Eriogonum sphaerocephalum var. halimioides
)
rock buckwheat
(
Eriogonum sphaerocephalum var. sphaerocephalum
)
roundleaf buckwheat
(
Eriogonum rotundifolium
)
salty buckwheat
(
Stenogonum salsuginosum
)
San Carlos buckwheat
(
Eriogonum capillare
)
sand buckwheat
(
Eriogonum leptocladon
)
sand buckwheat
(
Eriogonum leptocladon var. leptocladon
)
Shasta buckwheat
(
Eriogonum pyrolifolium
)
Shasta buckwheat
(
Eriogonum pyrolifolium var. coryphaeum
)
Shockley's buckwheat
(
Eriogonum shockleyi
)
shortstem buckwheat
(
Eriogonum brevicaule
)
shortstem buckwheat
(
Eriogonum brevicaule var. brevicaule
)
shortstem buckwheat
(
Eriogonum brevicaule var. laxifolium
)
shortstem buckwheat
(
Eriogonum brevicaule var. micranthum
)
Simpson's buckwheat
(
Eriogonum microthecum var. simpsonii
)
singlestem buckwheat
(
Eriogonum acaule
)
slender buckwheat
(
Eriogonum microthecum
)
slender buckwheat
(
Eriogonum microthecum var. laxiflorum
)
slenderleaf buckwheat
(
Eriogonum leptophyllum
)
sorrel buckwheat
(
Eriogonum polycladon
)
spearleaf buckwheat
(
Eriogonum lonchophyllum
)
spotted buckwheat
(
Eriogonum maculatum
)
spreading buckwheat
(
Eriogonum effusum
)
spreading buckwheat
(
Eriogonum effusum var. effusum
)
spreading buckwheat
(
Eriogonum microthecum var. effusum
)
sulphur-flower buckwheat
(
Eriogonum umbellatum
)
sulphur-flower buckwheat
(
Eriogonum umbellatum var. aureum
)
sulphur-flower buckwheat
(
Eriogonum umbellatum var. cognatum
)
sulphur-flower buckwheat
(
Eriogonum umbellatum var. dichrocephalum
)
sulphur-flower buckwheat
(
Eriogonum umbellatum var. ellipticum
)
sulphur-flower buckwheat
(
Eriogonum umbellatum var. majus
)
sulphur-flower buckwheat
(
Eriogonum umbellatum var. subaridum
)
sulphur-flower buckwheat
(
Eriogonum umbellatum var. umbellatum
)
tall buckwheat
(
Eriogonum tenellum
)
tall buckwheat
(
Eriogonum tenellum var. tenellum
)
tall woolly buckwheat
(
Eriogonum elatum
)
tall woolly buckwheat
(
Eriogonum elatum var. elatum
)
Thomas' buckwheat
(
Eriogonum thomasii
)
Thompson's buckwheat
(
Eriogonum corymbosum var. thompsoniae
)
Thurber's buckwheat
(
Eriogonum thurberi
)
thymeleaf buckwheat
(
Eriogonum thymoides
)
Visher's buckwheat
(
Eriogonum visheri
)
Westwater buckwheat
(
Eriogonum scabrellum
)
Wetherill's buckwheat
(
Eriogonum wetherillii
)
White Mountain buckwheat
(
Eriogonum gracilipes
)
wickerstem buckwheat
(
Eriogonum vimineum
)
winged buckwheat
(
Eriogonum alatum
)
winged buckwheat
(
Eriogonum alatum var. alatum
)
wirestem buckwheat
(
Eriogonum pharnaceoides
)
Woodside buckwheat
(
Eriogonum tumulosum
)
woollycup buckwheat
(
Eriogonum lachnogynum
)
Yavapai County buckwheat
(
Eriogonum ericifolium
)
Yavapai County buckwheat
(
Eriogonum ericifolium var. ericifolium
)
Yavapai County buckwheat
(
Eriogonum pulchrum
)
buena
yerba buena
(
Clinopodium douglasii
)
yerba buena
(
Satureja douglasii
)
buffaloberry
roundleaf buffaloberry
(
Shepherdia rotundifolia
)
russet buffaloberry
(
Shepherdia canadensis
)
silver buffaloberry
(
Shepherdia argentea
)
buffalograss
false buffalograss
(
Munroa squarrosa
)
buffelgrass
buffelgrass
(
Pennisetum ciliare
)
buffpetal
buffpetal
(
Rhynchosida physocalyx
)
bugbane
Arizona bugbane
(
Actaea arizonica
)
Arizona bugbane
(
Cimicifuga arizonica
)
Carolina bugbane
(
Trautvetteria caroliniensis
)
bugleweed
northern bugleweed
(
Lycopus uniflorus
)
rough bugleweed
(
Lycopus asper
)
bugloss
common bugloss
(
Anchusa officinalis
)
common viper's bugloss
(
Echium vulgare
)
Italian bugloss
(
Anchusa azurea
)
small bugloss
(
Anchusa arvensis
)
bugseed
American bugseed
(
Corispermum americanum
)
American bugseed
(
Corispermum americanum var. americanum
)
American bugseed
(
Corispermum americanum var. rydbergii
)
hairy bugseed
(
Corispermum villosum
)
Welsh's bugseed
(
Corispermum welshii
)
bullgrass
bullgrass
(
Muhlenbergia emersleyi
)
bullgrass
(
Muhlenbergia gooddingii
)
bulrush
blackgirdle bulrush
(
Scirpus atrocinctus
)
California bulrush
(
Schoenoplectus californicus
)
chairmaker's bulrush
(
Schoenoplectus americanus
)
cloaked bulrush
(
Scirpus pallidus
)
cosmopolitan bulrush
(
Bolboschoenus maritimus
)
cosmopolitan bulrush
(
Bolboschoenus maritimus ssp. paludosus
)
green bulrush
(
Scirpus atrovirens
)
hardstem bulrush
(
Schoenoplectus acutus
)
hardstem bulrush
(
Schoenoplectus acutus var. acutus
)
Nevada bulrush
(
Amphiscirpus nevadensis
)
panicled bulrush
(
Scirpus microcarpus
)
river bulrush
(
Bolboschoenus fluviatilis
)
Rocky Mountain bulrush
(
Schoenoplectus saximontanus
)
Rolland's bulrush
(
Trichophorum pumilum
)
slender bulrush
(
Schoenoplectus heterochaetus
)
slender bulrush
(
Scirpus heterochaetus
)
softstem bulrush
(
Schoenoplectus tabernaemontani
)
bundleflower
Cooley's bundleflower
(
Desmanthus cooleyi
)
Illinois bundleflower
(
Desmanthus illinoensis
)
burclover
burclover
(
Medicago polymorpha
)
burdock
greater burdock
(
Arctium lappa
)
lesser burdock
(
Arctium minus
)
woolly burdock
(
Arctium tomentosum
)
burhead
upright burhead
(
Echinodorus berteroi
)
burnet
Canadian burnet
(
Sanguisorba canadensis
)
official burnet
(
Sanguisorba officinalis
)
prairie burnet
(
Sanguisorba annua
)
prairie burnet
(
Sanguisorba occidentalis
)
small burnet
(
Sanguisorba minor
)
small burnet
(
Sanguisorba minor ssp. balearica
)
small burnet
(
Sanguisorba minor ssp. muricata
)
burningbush
burningbush
(
Kochia scoparia
)
bur-reed
broadfruit bur-reed
(
Sparganium eurycarpum
)
European bur-reed
(
Sparganium emersum
)
narrowleaf bur-reed
(
Sparganium angustifolium
)
small bur-reed
(
Sparganium natans
)
burrobrush
burrobrush
(
Ambrosia salsola
)
burrobrush
(
Ambrosia salsola var. fasciculata
)
burrobrush
(
Ambrosia salsola var. pentalepis
)
singlewhorl burrobrush
(
Ambrosia monogyra
)
burrobush
burrobush
(
Ambrosia dumosa
)
burrograss
burrograss
(
Scleropogon brevifolius
)
burroweed
burroweed
(
Isocoma tenuisecta
)
burstwort
Santa Catalina burstwort
(
Hermannia pauciflora
)
bush
creosote bush
(
Larrea tridentata
)
creosote bush
(
Larrea tridentata var. tridentata
)
javelina bush
(
Condalia ericoides
)
Juba's bush
(
Iresine diffusa
)
turpentine bush
(
Ericameria laricifolia
)
bushbean
purple bushbean
(
Macroptilium atropurpureum
)
variableleaf bushbean
(
Macroptilium gibbosifolium
)
buttecandle
buttecandle
(
Cryptantha celosioides
)
buttercup
alkali buttercup
(
Ranunculus cymbalaria
)
alpine buttercup
(
Ranunculus adoneus
)
Arizona buttercup
(
Ranunculus arizonicus
)
Blue Mountain buttercup
(
Ranunculus oresterus
)
corn buttercup
(
Ranunculus arvensis
)
creeping buttercup
(
Ranunculus repens
)
cursed buttercup
(
Ranunculus sceleratus
)
cursed buttercup
(
Ranunculus sceleratus var. multifidus
)
cursed buttercup
(
Ranunculus sceleratus var. sceleratus
)
Davis' buttercup
(
Ranunculus alismifolius var. davisii
)
elliptical buttercup
(
Ranunculus glaberrimus var. ellipticus
)
Eschscholtz's buttercup
(
Ranunculus eschscholtzii
)
Eschscholtz's buttercup
(
Ranunculus eschscholtzii var. eschscholtzii
)
frogbit buttercup
(
Ranunculus hydrocharoides
)
Gmelin's buttercup
(
Ranunculus gmelinii
)
graceful buttercup
(
Ranunculus inamoenus
)
graceful buttercup
(
Ranunculus inamoenus var. inamoenus
)
graceful buttercup
(
Ranunculus inamoenus var. subaffinis
)
heartleaf buttercup
(
Ranunculus cardiophyllus
)
high northern buttercup
(
Ranunculus hyperboreus
)
ice cold buttercup
(
Ranunculus gelidus
)
Labrador buttercup
(
Ranunculus rhomboideus
)
large buttercup
(
Ranunculus macranthus
)
littleleaf buttercup
(
Ranunculus abortivus
)
longbeak buttercup
(
Ranunculus aquatilis var. diffusus
)
Macoun's buttercup
(
Ranunculus macounii
)
mountain sharp buttercup
(
Ranunculus acriformis var. montanensis
)
northern buttercup
(
Ranunculus pedatifidus var. affinis
)
Pennsylvania buttercup
(
Ranunculus pensylvanicus
)
plantainleaf buttercup
(
Ranunculus alismifolius
)
plantainleaf buttercup
(
Ranunculus alismifolius var. alismellus
)
plantainleaf buttercup
(
Ranunculus alismifolius var. hartwegii
)
popular buttercup
(
Ranunculus populago
)
pygmy buttercup
(
Ranunculus pygmaeus
)
Rocky Mountain buttercup
(
Ranunculus macauleyi
)
sagebrush buttercup
(
Ranunculus glaberrimus
)
sagebrush buttercup
(
Ranunculus glaberrimus var. glaberrimus
)
sharpleaf buttercup
(
Ranunculus acriformis
)
sharpleaf buttercup
(
Ranunculus acriformis var. acriformis
)
smallflower buttercup
(
Ranunculus parviflorus
)
straightbeak buttercup
(
Ranunculus orthorhynchus
)
straightbeak buttercup
(
Ranunculus orthorhynchus var. platyphyllus
)
Suksdorf's buttercup
(
Ranunculus eschscholtzii var. suksdorfii
)
surefoot buttercup
(
Ranunculus pedatifidus
)
tadpole buttercup
(
Ranunculus ranunculinus
)
tall buttercup
(
Ranunculus acris
)
threesection buttercup
(
Ranunculus eschscholtzii var. trisectus
)
tundra buttercup
(
Ranunculus eschscholtzii var. eximius
)
Utah buttercup
(
Ranunculus jovis
)
waterplantain buttercup
(
Ranunculus alismifolius var. montanus
)
western buttercup
(
Ranunculus occidentalis
)
western buttercup
(
Ranunculus occidentalis var. dissectus
)
woodland buttercup
(
Ranunculus uncinatus
)
yellow water buttercup
(
Ranunculus flabellaris
)
butternut
butternut
(
Juglans cinerea
)
butterwort
curveseed butterwort
(
Ranunculus testiculatus
)
hairy butterwort
(
Pinguicula villosa
)
buttonbush
common buttonbush
(
Cephalanthus occidentalis
)
C
cabbage
cabbage
(
Brassica oleracea
)
Cooper's wild cabbage
(
Caulanthus cooperi
)
thickstem wild cabbage
(
Caulanthus crassicaulis
)
thickstem wild cabbage
(
Caulanthus crassicaulis var. crassicaulis
)
cactus
California barrel cactus
(
Ferocactus cylindraceus
)
Chihuahuan fishhook cactus
(
Glandulicactus uncinatus var. wrightii
)
Christmas cactus
(
Cylindropuntia leptocaulis
)
Engelmann's hedgehog cactus
(
Echinocereus engelmannii
)
kingcup cactus
(
Echinocereus triglochidiatus
)
little nipple cactus
(
Mammillaria meiacantha
)
long-tubercle beehive cactus
(
Coryphantha robustispina
)
Missouri foxtail cactus
(
Coryphantha missouriensis
)
mountain ball cactus
(
Pediocactus simpsonii
)
nipple beehive cactus
(
Coryphantha macromeris
)
nylon hedgehog cactus
(
Echinocereus viridiflorus
)
organpipe cactus
(
Stenocereus thurberi
)
pingpong-ball cactus
(
Epithelantha micromeris
)
pinkflower hedgehog cactus
(
Echinocereus bonkerae
)
pinkflower hedgehog cactus
(
Echinocereus fasciculatus
)
pinkflower hedgehog cactus
(
Echinocereus fendleri
)
scarlet hedgehog cactus
(
Echinocereus coccineus
)
smallflower fishhook cactus
(
Sclerocactus parviflorus
)
strawberry hedgehog cactus
(
Echinocereus stramineus
)
Uinta Basin hookless cactus
(
Sclerocactus glaucus
)
walkingstick cactus
(
Cylindropuntia spinosior
)
Whipple's fishhook cactus
(
Sclerocactus whipplei
)
calico
Schott's calico
(
Loeseliastrum schottii
)
calicoflower
Bach's calicoflower
(
Downingia bacigalupii
)
Great Basin calicoflower
(
Downingia laeta
)
caltrop
big caltrop
(
Kallstroemia maxima
)
California caltrop
(
Kallstroemia californica
)
hairy caltrop
(
Kallstroemia hirsutissima
)
warty caltrop
(
Kallstroemia parviflora
)
camas
Cusick's camas
(
Camassia cusickii
)
small camas
(
Camassia quamash
)
Utah small camas
(
Camassia quamash var. utahensis
)
camelthorn
camelthorn
(
Alhagi maurorum
)
camphorweed
camphorweed
(
Heterotheca subaxillaris
)
camphorweed
(
Heterotheca subaxillaris var. latifolia
)
campion
bladder campion
(
Silene latifolia
)
Drummond's campion
(
Silene drummondii
)
Drummond's campion
(
Silene drummondii var. drummondii
)
Drummond's campion
(
Silene drummondii var. striata
)
King's campion
(
Silene kingii
)
Menzies' campion
(
Silene menziesii
)
moss campion
(
Silene acaulis
)
pink campion
(
Silene repens
)
rose campion
(
Silene coronaria
)
simple campion
(
Silene scouleri
)
simple campion
(
Silene scouleri ssp. hallii
)
simple campion
(
Silene scouleri ssp. pringlei
)
simple campion
(
Silene scouleri ssp. scouleri
)
canarygrass
annual canarygrass
(
Phalaris canariensis
)
bulbous canarygrass
(
Phalaris aquatica
)
Carolina canarygrass
(
Phalaris caroliniana
)
littleseed canarygrass
(
Phalaris minor
)
reed canarygrass
(
Phalaris arundinacea
)
cancer-root
alpine cancer-root
(
Conopholis alpina
)
American cancer-root
(
Conopholis americana
)
Mexican cancer-root
(
Conopholis alpina var. mexicana
)
cancerwort
sharpleaf cancerwort
(
Kickxia elatine
)
candelilla
candelilla
(
Euphorbia antisyphilitica
)
candle
miner's candle
(
Cryptantha virgata
)
candyleaf
Plummer's candyleaf
(
Stevia plummerae
)
sawtooth candyleaf
(
Stevia serrata
)
candytuft
American false candytuft
(
Smelowskia calycina var. americana
)
false candytuft
(
Smelowskia borealis
)
northern false candytuft
(
Smelowskia borealis var. koliana
)
caraway
caraway
(
Carum carvi
)
cardinalflower
cardinalflower
(
Lobelia cardinalis
)
carelessweed
carelessweed
(
Amaranthus palmeri
)
carex
swamp carex
(
Carex senta
)
carpetweed
green carpetweed
(
Mollugo verticillata
)
threadstem carpetweed
(
Mollugo cerviana
)
carrionflower
Blue Ridge carrionflower
(
Smilax lasioneura
)
carrot
American wild carrot
(
Daucus pusillus
)
false carrot
(
Yabea microcarpa
)
Shoshone carrot
(
Shoshonea pulvinata
)
cassia
Coues' cassia
(
Senna covesii
)
catalpa
northern catalpa
(
Catalpa speciosa
)
catchfly
apetalous catchfly
(
Silene hitchguirei
)
apetalous catchfly
(
Silene uralensis
)
apetalous catchfly
(
Silene uralensis ssp. uralensis
)
Balkan catchfly
(
Silene csereii
)
cardinal catchfly
(
Silene laciniata
)
cardinal catchfly
(
Silene laciniata var. greggii
)
common catchfly
(
Silene gallica
)
Douglas's catchfly
(
Silene douglasii
)
Douglas's catchfly
(
Silene douglasii var. douglasii
)
forked catchfly
(
Silene dichotoma
)
nodding catchfly
(
Silene pendula
)
Plank's catchfly
(
Silene plankii
)
red catchfly
(
Silene dioica
)
Wright's catchfly
(
Silene wrightii
)
caterpillars
caterpillars
(
Phacelia congesta
)
catmint
Caucasus catmint
(
Nepeta grandiflora
)
catnip
catnip
(
Nepeta cataria
)
cattail
broadleaf cattail
(
Typha latifolia
)
narrowleaf cattail
(
Typha angustifolia
)
southern cattail
(
Typha domingensis
)
ceanothus
desert ceanothus
(
Ceanothus greggii
)
Fendler's ceanothus
(
Ceanothus fendleri
)
Martin's ceanothus
(
Ceanothus martinii
)
prostrate ceanothus
(
Ceanothus prostratus
)
redstem ceanothus
(
Ceanothus sanguineus
)
snowbrush ceanothus
(
Ceanothus velutinus
)
snowbrush ceanothus
(
Ceanothus velutinus var. velutinus
)
cedar
Alaska cedar
(
Chamaecyparis nootkatensis
)
celandine
celandine
(
Chelidonium majus
)
centaury
Arizona centaury
(
Centaurium calycosum
)
branched centaury
(
Centaurium pulchellum
)
charming centaury
(
Centaurium venustum
)
desert centaury
(
Centaurium exaltatum
)
European centaury
(
Centaurium erythraea
)
cereus
nightblooming cereus
(
Peniocereus greggii
)
nightblooming cereus
(
Peniocereus greggii var. greggii
)
chaffbush
Fremont's chaffbush
(
Amphipappus fremontii
)
Fremont's chaffbush
(
Amphipappus fremontii var. spinosus
)
chaffweed
chaffweed
(
Anagallis minima
)
chainfern
rooting chainfern
(
Woodwardia radicans
)
chamomile
corn chamomile
(
Anthemis arvensis
)
German chamomile
(
Matricaria chamomilla
)
golden chamomile
(
Anthemis tinctoria
)
stinking chamomile
(
Anthemis cotula
)
cheatgrass
cheatgrass
(
Bromus tectorum
)
checkerbloom
Oregon checkerbloom
(
Sidalcea oregana
)
salt spring checkerbloom
(
Sidalcea neomexicana
)
white checkerbloom
(
Sidalcea candida
)
white checkerbloom
(
Sidalcea candida var. candida
)
white checkerbloom
(
Sidalcea candida var. glabrata
)
cherry
bitter cherry
(
Prunus emarginata
)
bitter cherry
(
Prunus emarginata var. emarginata
)
black cherry
(
Prunus serotina
)
black cherry
(
Prunus serotina var. rufula
)
black cherry
(
Prunus serotina var. virens
)
Mahaleb cherry
(
Prunus mahaleb
)
Nanking cherry
(
Prunus tomentosa
)
pin cherry
(
Prunus pensylvanica
)
sour cherry
(
Prunus cerasus
)
chervil
bur chervil
(
Anthriscus caucalis
)
chess
Chilean chess
(
Bromus berteroanus
)
chess-apple
chess-apple
(
Sorbus aria
)
chestnut
European chestnut
(
Castanea sativa
)
chia
chia
(
Salvia columbariae
)
chia
(
Salvia columbariae var. columbariae
)
chickensage
Laramie chickensage
(
Sphaeromeria simplex
)
silver chickensage
(
Sphaeromeria argentea
)
Zion chickensage
(
Sphaeromeria ruthiae
)
chickenthief
chickenthief
(
Mentzelia oligosperma
)
chickweed
American chickweed
(
Stellaria americana
)
Bering chickweed
(
Cerastium beeringianum
)
big chickweed
(
Cerastium fontanum ssp. vulgare
)
common chickweed
(
Stellaria media
)
common mouse-ear chickweed
(
Cerastium fontanum
)
field chickweed
(
Cerastium arvense
)
field chickweed
(
Cerastium arvense ssp. arvense
)
fivestamen chickweed
(
Cerastium semidecandrum
)
nodding chickweed
(
Cerastium nutans
)
nodding chickweed
(
Cerastium nutans var. nutans
)
Rocky Mountain chickweed
(
Stellaria obtusa
)
shiny chickweed
(
Stellaria nitens
)
shortstalk chickweed
(
Cerastium brachypodum
)
sticky chickweed
(
Cerastium glomeratum
)
Texas chickweed
(
Cerastium texanum
)
chicory
chicory
(
Cichorium intybus
)
chinchweed
fivebract chinchweed
(
Pectis filipes
)
longstalk chinchweed
(
Pectis longipes
)
manybristle chinchweed
(
Pectis papposa
)
manybristle chinchweed
(
Pectis papposa var. grandis
)
manybristle chinchweed
(
Pectis papposa var. papposa
)
Rusby's chinchweed
(
Pectis rusbyi
)
spreading chinchweed
(
Pectis prostrata
)
chives
wild chives
(
Allium schoenoprasum
)
chloracantha
spiny chloracantha
(
Chloracantha spinosa
)
chokecherry
black chokecherry
(
Prunus virginiana var. melanocarpa
)
chokecherry
(
Prunus virginiana
)
western chokecherry
(
Prunus virginiana var. demissa
)
cholla
branched pencil cholla
(
Cylindropuntia ramosissima
)
candle cholla
(
Cylindropuntia kleiniae
)
club cholla
(
Grusonia clavata
)
devil's cholla
(
Grusonia kunzei
)
jumping cholla
(
Opuntia fulgida
)
staghorn cholla
(
Cylindropuntia versicolor
)
tree cholla
(
Cylindropuntia imbricata
)
tree cholla
(
Cylindropuntia imbricata var. imbricata
)
Whipple cholla
(
Cylindropuntia whipplei
)
cinquefoil
arctic cinquefoil
(
Potentilla hyparctica
)
Arizona cinquefoil
(
Potentilla glandulosa ssp. arizonica
)
bearded cinquefoil
(
Potentilla crinita
)
bearded cinquefoil
(
Potentilla crinita var. crinita
)
beautiful cinquefoil
(
Potentilla gracilis var. pulcherrima
)
biennial cinquefoil
(
Potentilla biennis
)
bigflower cinquefoil
(
Drymocallis fissa
)
brook cinquefoil
(
Potentilla rivalis
)
brook cinquefoil
(
Potentilla rivalis var. millegrana
)
Colorado cinquefoil
(
Potentilla subjuga
)
combleaf cinquefoil
(
Potentilla gracilis var. elmeri
)
elegant cinquefoil
(
Potentilla concinna
)
elegant cinquefoil
(
Potentilla concinna var. bicrenata
)
elegant cinquefoil
(
Potentilla concinna var. concinna
)
featherleaf cinquefoil
(
Potentilla multisecta
)
fiveleaf cinquefoil
(
Potentilla nivea var. pentaphylla
)
high mountain cinquefoil
(
Potentilla flabellifolia
)
Hooker's cinquefoil
(
Potentilla hookeriana
)
Kern cinquefoil
(
Potentilla wheeleri
)
Lemmon's cinquefoil
(
Potentilla crinita var. lemmonii
)
mountainmeadow cinquefoil
(
Potentilla diversifolia var. perdissecta
)
Navajo cinquefoil
(
Potentilla subviscosa
)
Norwegian cinquefoil
(
Potentilla norvegica
)
Norwegian cinquefoil
(
Potentilla norvegica ssp. monspeliensis
)
oneflower cinquefoil
(
Potentilla uniflora
)
Paradox cinquefoil
(
Potentilla paradoxa
)
Pennsylvania cinquefoil
(
Potentilla pensylvanica
)
Pennsylvania cinquefoil
(
Potentilla pensylvanica var. pensylvanica
)
Platte River cinquefoil
(
Potentilla plattensis
)
rock cinquefoil
(
Potentilla rupincola
)
Rocky Mountain cinquefoil
(
Potentilla rubricaulis
)
scarlet cinquefoil
(
Potentilla thurberi
)
scarlet cinquefoil
(
Potentilla thurberi var. atrorubens
)
scarlet cinquefoil
(
Potentilla thurberi var. thurberi
)
sheep cinquefoil
(
Potentilla ovina
)
sheep cinquefoil
(
Potentilla ovina var. decurrens
)
sheep cinquefoil
(
Potentilla ovina var. ovina
)
shrubby cinquefoil
(
Dasiphora fruticosa
)
Sierra Blanca cinquefoil
(
Potentilla sierrae-blancae
)
silkyleaf cinquefoil
(
Potentilla ambigens
)
silver cinquefoil
(
Potentilla argentea
)
silver cinquefoil
(
Potentilla argentea var. argentea
)
silverweed cinquefoil
(
Potentilla anserina
)
slender cinquefoil
(
Potentilla gracilis
)
slender cinquefoil
(
Potentilla gracilis var. brunnescens
)
slender cinquefoil
(
Potentilla gracilis var. fastigiata
)
slender cinquefoil
(
Potentilla gracilis var. flabelliformis
)
snow cinquefoil
(
Potentilla nivea
)
snow cinquefoil
(
Potentilla nivea var. nivea
)
sparseleaf cinquefoil
(
Potentilla brevifolia
)
sticky cinquefoil
(
Drymocallis glandulosa
)
sticky cinquefoil
(
Potentilla glandulosa
)
sulphur cinquefoil
(
Potentilla recta
)
tall cinquefoil
(
Drymocallis arguta
)
tansy cinquefoil
(
Potentilla bipinnatifida
)
varileaf cinquefoil
(
Potentilla diversifolia
)
varileaf cinquefoil
(
Potentilla diversifolia var. diversifolia
)
woolly cinquefoil
(
Potentilla hippiana
)
woolly cinquefoil
(
Potentilla hippiana var. hippiana
)
clammyweed
James' clammyweed
(
Polanisia jamesii
)
Mexican clammyweed
(
Polanisia uniglandulosa
)
redwhisker clammyweed
(
Polanisia dodecandra
)
sandyseed clammyweed
(
Polanisia dodecandra var. trachysperma
)
clapdaisy
Trans-Pecos false clapdaisy
(
Pseudoclappia arenaria
)
clapweed
clapweed
(
Ephedra antisyphilitica
)
clarkia
canyon clarkia
(
Clarkia epilobioides
)
diamond clarkia
(
Clarkia rhomboidea
)
winecup clarkia
(
Clarkia purpurea
)
winecup clarkia
(
Clarkia purpurea ssp. quadrivulnera
)
clematis
Drummond's clematis
(
Clematis drummondii
)
hairy clematis
(
Clematis hirsutissima
)
hairy clematis
(
Clematis hirsutissima var. hirsutissima
)
rock clematis
(
Clematis columbiana
)
rock clematis
(
Clematis columbiana var. columbiana
)
rock clematis
(
Clematis columbiana var. tenuiloba
)
Scott's clematis
(
Clematis hirsutissima var. scottii
)
western white clematis
(
Clematis ligusticifolia
)
cliffbrake
birdfoot cliffbrake
(
Pellaea mucronata
)
birdfoot cliffbrake
(
Pellaea mucronata var. mucronata
)
Brewer's cliffbrake
(
Pellaea breweri
)
Bridges' cliffbrake
(
Pellaea bridgesii
)
coffee cliffbrake
(
Pellaea andromedifolia
)
Gastony's cliffbrake
(
Pellaea gastonyi
)
intermediate cliffbrake
(
Pellaea intermedia
)
purple cliffbrake
(
Pellaea atropurpurea
)
smooth cliffbrake
(
Pellaea glabella
)
smooth cliffbrake
(
Pellaea glabella var. simplex
)
spiny cliffbrake
(
Pellaea truncata
)
western dwarf cliffbrake
(
Pellaea glabella var. occidentalis
)
Wright's cliffbrake
(
Pellaea wrightiana
)
cliffbush
fivepetal cliffbush
(
Jamesia americana
)
fivepetal cliffbush
(
Jamesia americana var. americana
)
Zion cliffbush
(
Jamesia americana var. zionis
)
cliffrose
Mexican cliffrose
(
Purshia mexicana
)
Stansbury cliffrose
(
Purshia stansburiana
)
cloakfern
Cochise scaly cloakfern
(
Astrolepis cochisensis
)
hybrid cloakfern
(
Astrolepis integerrima
)
wavy scaly cloakfern
(
Astrolepis sinuata
)
clover
Albuquerque prairie clover
(
Dalea scariosa
)
alpine clover
(
Trifolium dasyphyllum
)
alsike clover
(
Trifolium hybridum
)
Andean prairie clover
(
Dalea cylindriceps
)
Barneby's clover
(
Trifolium barnebyi
)
bearded prairie clover
(
Dalea pogonathera
)
Beckwith's clover
(
Trifolium beckwithii
)
black prairie clover
(
Dalea frutescens
)
Brandegee's clover
(
Trifolium brandegeei
)
Canyonlands prairie clover
(
Dalea flavescens
)
Cartagena prairie clover
(
Dalea carthagenensis
)
Cartagena prairie clover
(
Dalea carthagenensis var. carthagenensis
)
crimson clover
(
Trifolium incarnatum
)
cup clover
(
Trifolium cyathiferum
)
Douglas' clover
(
Trifolium douglasii
)
droopflower clover
(
Trifolium longipes var. reflexum
)
dwarf clover
(
Trifolium nanum
)
dwarf prairie clover
(
Dalea nana
)
dwarf prairie clover
(
Dalea nana var. nana
)
field clover
(
Trifolium campestre
)
Fort Bowie prairie clover
(
Dalea brachystachya
)
foxtail prairie clover
(
Dalea leporina
)
glandleaf prairie clover
(
Dalea lachnostachys
)
golden clover
(
Trifolium aureum
)
golden prairie clover
(
Dalea aurea
)
Gray's prairie clover
(
Dalea grayi
)
Gregg's prairie clover
(
Dalea greggii
)
hairy prairie clover
(
Dalea mollis
)
Hayden's clover
(
Trifolium haydenii
)
hollyleaf clover
(
Trifolium gymnocarpon
)
Intermountain clover
(
Trifolium andinum
)
Intermountain clover
(
Trifolium andinum var. andinum
)
James' prairie clover
(
Dalea jamesii
)
King's clover
(
Trifolium kingii
)
King's clover
(
Trifolium kingii var. macilentum
)
largehead clover
(
Trifolium macrocephalum
)
longstalk clover
(
Trifolium longipes
)
nineanther prairie clover
(
Dalea enneandra
)
oakwoods prairie clover
(
Dalea versicolor
)
oakwoods prairie clover
(
Dalea versicolor var. sessilis
)
Parry's clover
(
Trifolium parryi
)
Parry's clover
(
Trifolium parryi var. montanense
)
pineforest prairie clover
(
Dalea urceolata
)
pinpoint clover
(
Trifolium gracilentum
)
pinpoint clover
(
Trifolium gracilentum var. gracilentum
)
plumed clover
(
Trifolium plumosum
)
Pringle's prairie clover
(
Dalea pringlei
)
purple prairie clover
(
Dalea purpurea
)
purple prairie clover
(
Dalea purpurea var. arenicola
)
purple prairie clover
(
Dalea purpurea var. purpurea
)
pygmy clover
(
Trifolium longipes var. rusbyi
)
rabbitfoot clover
(
Trifolium arvense
)
rancheria clover
(
Trifolium albopurpureum
)
red clover
(
Trifolium pratense
)
Rocky Mountain clover
(
Trifolium attenuatum
)
Searls' prairie clover
(
Dalea searlsiae
)
silky prairie clover
(
Dalea villosa
)
silky prairie clover
(
Dalea villosa var. villosa
)
silver prairie clover
(
Dalea bicolor
)
sixweeks prairie clover
(
Dalea polygonoides
)
slimleaf prairie clover
(
Dalea tenuifolia
)
smallhead clover
(
Trifolium microcephalum
)
Sonoran prairie clover
(
Dalea filiformis
)
strawberry clover
(
Trifolium fragiferum
)
subterranean clover
(
Trifolium subterraneum
)
suckling clover
(
Trifolium dubium
)
twin clover
(
Trifolium latifolium
)
white clover
(
Trifolium repens
)
White Mountain clover
(
Trifolium longipes var. neurophyllum
)
white prairie clover
(
Dalea candida
)
white prairie clover
(
Dalea candida var. oligophylla
)
whiteflower prairie clover
(
Dalea albiflora
)
whitetip clover
(
Trifolium variegatum
)
woods clover
(
Trifolium pinetorum
)
woolly prairie clover
(
Dalea lanata
)
woolly prairie clover
(
Dalea lanata var. lanata
)
woolly prairie clover
(
Dalea lanata var. terminalis
)
woollyhead clover
(
Trifolium eriocephalum
)
woollyhead clover
(
Trifolium eriocephalum ssp. arcuatum
)
Wright's prairie clover
(
Dalea wrightii
)
clubmoss
fan clubmoss
(
Diphasiastrum digitatum
)
fir clubmoss
(
Huperzia selago
)
Pacific clubmoss
(
Huperzia haleakalae
)
rare clubmoss
(
Lycopodium obscurum
)
running clubmoss
(
Lycopodium clavatum
)
Sitka clubmoss
(
Diphasiastrum sitchense
)
stiff clubmoss
(
Lycopodium annotinum
)
clustervine
Pringle's clustervine
(
Jacquemontia pringlei
)
cocklebur
rough cocklebur
(
Xanthium strumarium
)
spiny cocklebur
(
Xanthium spinosum
)
cockroachplant
cockroachplant
(
Haplophyton crooksii
)
cogongrass
cogongrass
(
Imperata cylindrica
)
collegeflower
collegeflower
(
Hymenopappus flavescens
)
collegeflower
(
Hymenopappus flavescens var. canotomentosus
)
collegeflower
(
Hymenopappus flavescens var. flavescens
)
collomia
alpine collomia
(
Collomia debilis
)
alpine collomia
(
Collomia debilis var. debilis
)
alpine collomia
(
Collomia debilis var. trifida
)
diffuse collomia
(
Collomia tenella
)
grand collomia
(
Collomia grandiflora
)
staining collomia
(
Collomia tinctoria
)
cologania
Lemmon's cologania
(
Cologania lemmonii
)
longleaf cologania
(
Cologania angustifolia
)
pale cologania
(
Cologania pallida
)
coltsfoot
arctic sweet coltsfoot
(
Petasites frigidus
)
arctic sweet coltsfoot
(
Petasites frigidus var. palmatus
)
arrowleaf sweet coltsfoot
(
Petasites sagittatus
)
columbine
Chaplin's golden columbine
(
Aquilegia chrysantha var. chaplinei
)
Chiricahua Mountain columbine
(
Aquilegia triternata
)
Colorado blue columbine
(
Aquilegia coerulea
)
Colorado blue columbine
(
Aquilegia coerulea var. coerulea
)
Colorado blue columbine
(
Aquilegia coerulea var. pinetorum
)
desert columbine
(
Aquilegia desertorum
)
golden columbine
(
Aquilegia chrysantha
)
Jones' columbine
(
Aquilegia jonesii
)
Laramie columbine
(
Aquilegia laramiensis
)
Mancos columbine
(
Aquilegia micrantha
)
oil shale columbine
(
Aquilegia barnebyi
)
Rocky Mountain blue columbine
(
Aquilegia saximontana
)
smallflower columbine
(
Aquilegia brevistyla
)
Utah columbine
(
Aquilegia scopulorum
)
western columbine
(
Aquilegia formosa
)
western red columbine
(
Aquilegia elegantula
)
white Colorado columbine
(
Aquilegia coerulea var. ochroleuca
)
yellow columbine
(
Aquilegia flavescens
)
combseed
broadfruit combseed
(
Pectocarya platycarpa
)
chuckwalla combseed
(
Pectocarya heterocarpa
)
curvenut combseed
(
Pectocarya recurvata
)
moth combseed
(
Pectocarya setosa
)
sagebrush combseed
(
Pectocarya linearis
)
sleeping combseed
(
Pectocarya penicillata
)
comfrey
common comfrey
(
Symphytum officinale
)
prickly comfrey
(
Symphytum asperum
)
wild comfrey
(
Cynoglossum virginianum
)
wild comfrey
(
Cynoglossum virginianum var. boreale
)
condalia
knifeleaf condalia
(
Condalia spathulata
)
coneflower
clasping coneflower
(
Dracopis amplexicaulis
)
cutleaf coneflower
(
Rudbeckia laciniata
)
cutleaf coneflower
(
Rudbeckia laciniata var. ampla
)
cutleaf coneflower
(
Rudbeckia laciniata var. laciniata
)
green prairie coneflower
(
Ratibida tagetes
)
montane coneflower
(
Rudbeckia montana
)
upright prairie coneflower
(
Ratibida columnifera
)
western coneflower
(
Rudbeckia occidentalis
)
coolwort
Hapeman's coolwort
(
Sullivantia hapemanii
)
Hapeman's coolwort
(
Sullivantia hapemanii var. hapemanii
)
northern false coolwort
(
Bolandra oregana
)
copperleaf
New Mexico copperleaf
(
Acalypha neomexicana
)
shrubby copperleaf
(
Acalypha lindheimeri
)
copperweed
copperweed
(
Oxytenia acerosa
)
coralbean
coralbean
(
Erythrina flabelliformis
)
coralbells
coralbells
(
Heuchera sanguinea
)
coralberry
coralberry
(
Symphoricarpos orbiculatus
)
coraldrops
Ritter's coraldrops
(
Besseya ritteriana
)
White River coraldrops
(
Besseya plantaginea
)
coralroot
hooded coralroot
(
Corallorhiza striata
)
hooded coralroot
(
Corallorhiza striata var. striata
)
Pacific coralroot
(
Corallorhiza mertensiana
)
spring coralroot
(
Corallorhiza wisteriana
)
summer coralroot
(
Corallorhiza maculata
)
summer coralroot
(
Corallorhiza maculata var. maculata
)
summer coralroot
(
Corallorhiza maculata var. occidentalis
)
yellow coralroot
(
Corallorhiza trifida
)
cordgrass
alkali cordgrass
(
Spartina gracilis
)
big cordgrass
(
Spartina cynosuroides
)
gulf cordgrass
(
Spartina spartinae
)
prairie cordgrass
(
Spartina pectinata
)
smooth cordgrass
(
Spartina alterniflora
)
corn
corn
(
Zea mays
)
corncockle
common corncockle
(
Agrostemma githago
)
cornflower
garden cornflower
(
Centaurea cyanus
)
perennial cornflower
(
Centaurea montana
)
cornsalad
Lewiston cornsalad
(
Valerianella locusta
)
cosmos
garden cosmos
(
Cosmos bipinnatus
)
southwestern cosmos
(
Cosmos parviflorus
)
costmary
costmary
(
Tanacetum balsamita
)
cotton
Thurber's cotton
(
Gossypium thurberi
)
cottonflower
woolly cottonflower
(
Gossypianthus lanuginosus
)
cottongrass
arctic cottongrass
(
Eriophorum callitrix
)
Chamisso's cottongrass
(
Eriophorum chamissonis
)
slender cottongrass
(
Eriophorum gracile
)
tall cottongrass
(
Eriophorum angustifolium
)
white cottongrass
(
Eriophorum scheuchzeri
)
cottonrose
Arizona cottonrose
(
Logfia arizonica
)
field cottonrose
(
Logfia arvensis
)
cottonsedge
thinleaf cottonsedge
(
Eriophorum viridicarinatum
)
cottonthistle
bull cottonthistle
(
Onopordum tauricum
)
Scotch cottonthistle
(
Onopordum acanthium
)
cottontop
Arizona cottontop
(
Digitaria californica
)
Texas cottontop
(
Digitaria patens
)
cottonwood
black cottonwood
(
Populus balsamifera var. californica
)
eastern cottonwood
(
Populus deltoides
)
Fremont cottonwood
(
Populus fremontii
)
lanceleaf cottonwood
(
Populus ×acuminata
)
narrowleaf cottonwood
(
Populus angustifolia
)
plains cottonwood
(
Populus deltoides var. occidentalis
)
cowbane
Fendler's cowbane
(
Oxypolis fendleri
)
cowparsnip
common cowparsnip
(
Heracleum maximum
)
cowwheat
narrowleaf cowwheat
(
Melampyrum lineare
)
crabgrass
hairy crabgrass
(
Digitaria sanguinalis
)
smooth crabgrass
(
Digitaria ischaemum
)
craglily
Torrey's craglily
(
Echeandia flavescens
)
cranberry
small cranberry
(
Vaccinium oxycoccos
)
cranberrybush
American cranberrybush
(
Viburnum opulus var. americanum
)
European cranberrybush
(
Viburnum opulus
)
cranesbill
Bicknell's cranesbill
(
Geranium bicknellii
)
Bicknell's cranesbill
(
Geranium bicknellii var. longipes
)
longstalk cranesbill
(
Geranium columbinum
)
western purple cranesbill
(
Geranium atropurpureum
)
western purple cranesbill
(
Geranium atropurpureum var. atropurpureum
)
western purple cranesbill
(
Geranium atropurpureum var. cowenii
)
cream
codlins and cream
(
Epilobium hirsutum
)
creamcups
creamcups
(
Platystemon californicus
)
creeper
Virginia creeper
(
Parthenocissus quinquefolia
)
cress
mouseear cress
(
Arabidopsis thaliana
)
saltwater cress
(
Thellungiella salsuginea
)
Cretanweed
Cretanweed
(
Hedypnois cretica
)
crinkleawn
spiked crinkleawn
(
Trachypogon secundus
)
crinklemat
fanleaf crinklemat
(
Tiquilia plicata
)
hairy crinklemat
(
Tiquilia hispidissima
)
matted crinklemat
(
Tiquilia latior
)
Nuttall's crinklemat
(
Tiquilia nuttallii
)
Palmer's crinklemat
(
Tiquilia palmeri
)
plumed crinklemat
(
Tiquilia greggii
)
woody crinklemat
(
Tiquilia canescens
)
woody crinklemat
(
Tiquilia canescens var. canescens
)
woody crinklemat
(
Tiquilia canescens var. pulchella
)
cristo
sangre de cristo
(
Jatropha cardiophylla
)
crossflower
crossflower
(
Chorispora tenella
)
croton
bush croton
(
Croton fruticulosus
)
California croton
(
Croton californicus
)
California croton
(
Croton californicus var. californicus
)
California croton
(
Croton californicus var. longipes
)
California croton
(
Croton californicus var. tenuis
)
grassland croton
(
Croton dioicus
)
gulf croton
(
Croton punctatus
)
Texas croton
(
Croton texensis
)
threeseed croton
(
Croton lindheimerianus
)
threeseed croton
(
Croton lindheimerianus var. lindheimerianus
)
crowberry
black crowberry
(
Empetrum nigrum
)
crowfoot
white water crowfoot
(
Ranunculus aquatilis
)
crownbeard
golden crownbeard
(
Verbesina encelioides
)
longleaf crownbeard
(
Verbesina longifolia
)
Rothrock's crownbeard
(
Verbesina rothrockii
)
crownscale
crownscale
(
Atriplex coronata
)
crownvetch
crownvetch
(
Coronilla varia
)
crowpoison
crowpoison
(
Nothoscordum bivalve
)
crupina
common crupina
(
Crupina vulgaris
)
cryptantha
Baker's cryptantha
(
Cryptantha bakeri
)
basin cryptantha
(
Cryptantha ambigua
)
basin yellow cryptantha
(
Cryptantha confertiflora
)
bearded cryptantha
(
Cryptantha barbigera
)
Brenda's yellow cryptantha
(
Cryptantha flava
)
bristly cryptantha
(
Cryptantha setosissima
)
bushy cryptantha
(
Cryptantha racemosa
)
calcareous cryptantha
(
Cryptantha thyrsiflora
)
capitate cryptantha
(
Cryptantha capitata
)
Clearwater cryptantha
(
Cryptantha intermedia
)
cliffdweller's cryptantha
(
Cryptantha elata
)
curvenut cryptantha
(
Cryptantha recurvata
)
cushion cryptantha
(
Cryptantha circumscissa
)
cushion cryptantha
(
Cryptantha circumscissa var. circumscissa
)
gravelbar cryptantha
(
Cryptantha decipiens
)
Guadalupe cryptantha
(
Cryptantha maritima
)
handsome cryptantha
(
Cryptantha paradoxa
)
James' cryptantha
(
Cryptantha cinerea
)
James' cryptantha
(
Cryptantha cinerea var. cinerea
)
James' cryptantha
(
Cryptantha cinerea var. jamesii
)
James' cryptantha
(
Cryptantha cinerea var. pustulosa
)
Kelsey's cryptantha
(
Cryptantha kelseyana
)
little cryptantha
(
Cryptantha minima
)
longflower cryptantha
(
Cryptantha longiflora
)
low cryptantha
(
Cryptantha pusilla
)
Mexican cryptantha
(
Cryptantha mexicana
)
mountain cryptantha
(
Cryptantha cana
)
narrowstem cryptantha
(
Cryptantha gracilis
)
Nevada cryptantha
(
Cryptantha nevadensis
)
Nevada cryptantha
(
Cryptantha nevadensis var. nevadensis
)
Osterhout's cryptantha
(
Cryptantha osterhoutii
)
Panamint cryptantha
(
Cryptantha angustifolia
)
pinewoods cryptantha
(
Cryptantha simulans
)
Pinyon Desert cryptantha
(
Cryptantha scoparia
)
pointed cryptantha
(
Cryptantha muricata
)
prickly cryptantha
(
Cryptantha echinella
)
quill cryptantha
(
Cryptantha affinis
)
redroot cryptantha
(
Cryptantha micrantha
)
redroot cryptantha
(
Cryptantha micrantha var. lepida
)
redroot cryptantha
(
Cryptantha micrantha var. micrantha
)
Rollins' cryptantha
(
Cryptantha rollinsii
)
rough cryptantha
(
Cryptantha oblata
)
roughseed cryptantha
(
Cryptantha flavoculata
)
roundspike cryptantha
(
Cryptantha humilis
)
sanddune cryptantha
(
Cryptantha fendleri
)
scented cryptantha
(
Cryptantha utahensis
)
silky cryptantha
(
Cryptantha sericea
)
smooth cryptantha
(
Cryptantha semiglabra
)
Snake River cryptantha
(
Cryptantha spiculifera
)
tawny cryptantha
(
Cryptantha fulvocanescens
)
tawny cryptantha
(
Cryptantha fulvocanescens var. fulvocanescens
)
tawny cryptantha
(
Cryptantha fulvocanescens var. nitida
)
thicksepal cryptantha
(
Cryptantha crassisepala
)
thicksepal cryptantha
(
Cryptantha crassisepala var. elachantha
)
Thompson's cryptantha
(
Cryptantha thompsonii
)
Torrey's cryptantha
(
Cryptantha torreyana
)
tufted cryptantha
(
Cryptantha caespitosa
)
Virgin River cryptantha
(
Cryptantha virginensis
)
Wallowa cryptantha
(
Cryptantha subcapitata
)
Waterton Lakes cryptantha
(
Cryptantha sobolifera
)
Watson's cryptantha
(
Cryptantha watsonii
)
weakstem cryptantha
(
Cryptantha flaccida
)
Weber's cryptantha
(
Cryptantha weberi
)
wingnut cryptantha
(
Cryptantha pterocarya
)
wingnut cryptantha
(
Cryptantha pterocarya var. cycloptera
)
wingnut cryptantha
(
Cryptantha pterocarya var. pterocarya
)
Yampa River cryptantha
(
Cryptantha stricta
)
cucumber
smallflower bur cucumber
(
Sicyos parviflorus
)
smooth bur cucumber
(
Sicyos glaber
)
streamside bur cucumber
(
Sicyos ampelophyllus
)
wild cucumber
(
Echinocystis lobata
)
cudweed
Jersey cudweed
(
Pseudognaphalium luteoalbum
)
Macoun's cudweed
(
Pseudognaphalium macounii
)
Macoun's cudweed
(
Pseudognaphalium viscosum
)
Pringle's cudweed
(
Pseudognaphalium pringlei
)
slender cudweed
(
Gnaphalium exilifolium
)
slender cudweed
(
Gnaphalium uliginosum
)
western marsh cudweed
(
Gnaphalium palustre
)
white cudweed
(
Pseudognaphalium leucocephalum
)
Wright's cudweed
(
Pseudognaphalium canescens
)
Wright's cudweed
(
Pseudognaphalium microcephalum
)
cupgrass
bearded cupgrass
(
Eriochloa aristata
)
canyon cupgrass
(
Eriochloa lemmonii
)
Louisiana cupgrass
(
Eriochloa punctata
)
prairie cupgrass
(
Eriochloa contracta
)
tapertip cupgrass
(
Eriochloa acuminata
)
tapertip cupgrass
(
Eriochloa acuminata var. acuminata
)
cups
yellow cups
(
Camissonia brevipes
)
curly-mesquite
curly-mesquite
(
Hilaria belangeri
)
currant
American black currant
(
Ribes americanum
)
cultivated currant
(
Ribes rubrum
)
golden currant
(
Ribes aureum
)
golden currant
(
Ribes aureum var. aureum
)
golden currant
(
Ribes aureum var. villosum
)
gooseberry currant
(
Ribes montigenum
)
Mescalero currant
(
Ribes mescalerium
)
northern black currant
(
Ribes hudsonianum
)
prickly currant
(
Ribes lacustre
)
snow currant
(
Ribes niveum
)
sticky currant
(
Ribes viscosissimum
)
stream currant
(
Ribes oxyacanthoides ssp. cognatum
)
trailing black currant
(
Ribes coloradense
)
wax currant
(
Ribes cereum
)
western black currant
(
Ribes hudsonianum var. petiolare
)
Wolf's currant
(
Ribes wolfii
)
cutgrass
giant cutgrass
(
Zizaniopsis miliacea
)
rice cutgrass
(
Leersia oryzoides
)
cyclanthera
cutleaf cyclanthera
(
Cyclanthera dissecta
)
cyphomeris
red cyphomeris
(
Cyphomeris gypsophiloides
)
cypress
Arizona cypress
(
Cupressus arizonica
)
bald cypress
(
Taxodium distichum
)
D
daggerpod
daggerpod
(
Anelsonia eurycarpa
)
daisy
annual Townsend daisy
(
Townsendia annua
)
Arizona four-nerve daisy
(
Tetraneuris acaulis var. arizonica
)
Black Rock Townsend daisy
(
Townsendia smithii
)
Brandegee's four-nerve daisy
(
Hymenoxys brandegeei
)
caespitose four-nerve daisy
(
Tetraneuris acaulis var. caespitosa
)
common Townsend daisy
(
Townsendia leptotes
)
cushion Townsend daisy
(
Townsendia condensata
)
cushion Townsend daisy
(
Townsendia condensata var. anomala
)
cushion Townsend daisy
(
Townsendia condensata var. condensata
)
cutleaf daisy
(
Erigeron compositus
)
Engelmann's daisy
(
Engelmannia peristenia
)
false daisy
(
Eclipta alba
)
Fendler's Townsend daisy
(
Townsendia fendleri
)
fineleaf fournerved daisy
(
Tetraneuris linearifolia
)
fineleaf fournerved daisy
(
Tetraneuris linearifolia var. linearifolia
)
graylocks four-nerve daisy
(
Hymenoxys grandiflora
)
Gray's Townsend daisy
(
Townsendia glabella
)
hairy Townsend daisy
(
Townsendia strigosa
)
hoary Townsend daisy
(
Townsendia incana
)
Hooker's Townsend daisy
(
Townsendia hookeri
)
Ives' fournerved daisy
(
Tetraneuris ivesiana
)
largeflower Townsend daisy
(
Townsendia grandiflora
)
Nuttall's Townsend daisy
(
Townsendia nuttallii
)
oxeye daisy
(
Leucanthemum vulgare
)
Parry's Townsend daisy
(
Townsendia parryi
)
Portuguese daisy
(
Leucanthemum lacustre
)
Rothrock's Townsend daisy
(
Townsendia rothrockii
)
San Pedro daisy
(
Lasianthaea podocephala
)
showy Townsend daisy
(
Townsendia florifer
)
smallhead doll's daisy
(
Boltonia diffusa
)
smallheaded Townsend daisy
(
Townsendia microcephala
)
smooth Townsend daisy
(
Townsendia formosa
)
stemless four-nerve daisy
(
Tetraneuris acaulis
)
stemless four-nerve daisy
(
Tetraneuris acaulis var. acaulis
)
stemless four-nerve daisy
(
Tetraneuris acaulis var. epunctata
)
stemless Townsend daisy
(
Townsendia exscapa
)
stemmy four-nerve daisy
(
Tetraneuris scaposa
)
stemmy four-nerve daisy
(
Tetraneuris scaposa var. scaposa
)
sword Townsend daisy
(
Townsendia spathulata
)
tall Townsend daisy
(
Townsendia eximia
)
Torrey's four-nerve daisy
(
Tetraneuris torreyana
)
Wyoming Townsend daisy
(
Townsendia montana
)
dalea
broom dalea
(
Psorothamnus scoparius
)
Fremont's dalea
(
Psorothamnus fremontii
)
Fremont's dalea
(
Psorothamnus fremontii var. attenuatus
)
Fremont's dalea
(
Psorothamnus fremontii var. fremontii
)
dallisgrass
dallisgrass
(
Paspalum dilatatum
)
damianita
damianita
(
Chrysactinia mexicana
)
dandelion
common dandelion
(
Taraxacum ceratophorum
)
common dandelion
(
Taraxacum officinale
)
fall dandelion
(
Leontodon autumnalis
)
harp dandelion
(
Taraxacum scopulorum
)
holy dandelion
(
Glyptopleura setulosa
)
prairie false dandelion
(
Nothocalais cuspidata
)
rock dandelion
(
Taraxacum erythrospermum
)
sagebrush false dandelion
(
Nothocalais troximoides
)
speckled false dandelion
(
Nothocalais nigrescens
)
danthonia
onespike danthonia
(
Danthonia unispicata
)
dayflower
birdbill dayflower
(
Commelina dianthifolia
)
whitemouth dayflower
(
Commelina erecta
)
daylily
orange daylily
(
Hemerocallis fulva
)
deadnettle
henbit deadnettle
(
Lamium amplexicaule
)
deathcamas
foothill deathcamas
(
Zigadenus paniculatus
)
grassy deathcamas
(
Zigadenus venenosus var. gramineus
)
green deathcamas
(
Zigadenus virescens
)
meadow deathcamas
(
Zigadenus venenosus
)
meadow deathcamas
(
Zigadenus venenosus var. venenosus
)
mountain deathcamas
(
Zigadenus elegans
)
deerbrush
deerbrush
(
Ceanothus integerrimus
)
deergrass
deergrass
(
Muhlenbergia rigens
)
deervetch
foothill deervetch
(
Lotus humistratus
)
shrubby deervetch
(
Lotus rigidus
)
Wright's deervetch
(
Lotus wrightii
)
delight
single delight
(
Moneses uniflora
)
desertbells
desertbells
(
Phacelia campanularia
)
desertbells
(
Phacelia campanularia ssp. vasiformis
)
desertbroom
desertbroom
(
Baccharis sarothroides
)
desert-chicory
Carolina desert-chicory
(
Pyrrhopappus carolinianus
)
smallflower desert-chicory
(
Pyrrhopappus pauciflorus
)
desertdandelion
Cleveland's desertdandelion
(
Malacothrix clevelandii
)
Fendler's desertdandelion
(
Malacothrix fendleri
)
smooth desertdandelion
(
Malacothrix glabrata
)
sowthistle desertdandelion
(
Malacothrix sonchoides
)
Stebbins' desertdandelion
(
Malacothrix stebbinsii
)
Torrey's desertdandelion
(
Malacothrix torreyi
)
desertholly
desertholly
(
Atriplex hymenelytra
)
desertparsley
adobe desertparsley
(
Lomatium concinnum
)
Day Valley desertparsley
(
Lomatium minus
)
Eastwood's desertparsley
(
Lomatium eastwoodiae
)
Great Basin desertparsley
(
Lomatium triternatum ssp. platycarpum
)
king desertparsley
(
Lomatium graveolens
)
king desertparsley
(
Lomatium graveolens var. graveolens
)
Owens Peak desertparsley
(
Lomatium shevockii
)
rough desertparsley
(
Lomatium scabrum
)
rough desertparsley
(
Lomatium scabrum var. tripinnatum
)
tapertip desertparsley
(
Lomatium attenuatum
)
Utah desertparsley
(
Lomatium parryi
)
Wasatch desertparsley
(
Lomatium bicolor
)
Wasatch desertparsley
(
Lomatium leptocarpum
)
desertpeony
dwarf desertpeony
(
Acourtia nana
)
Thurber's desertpeony
(
Acourtia thurberi
)
desertsenna
desertsenna
(
Senna armata
)
desert-snapdragon
golden desert-snapdragon
(
Mohavea breviflora
)
desertsnow
desertsnow
(
Linanthus demissus
)
desertstar
Mojave desertstar
(
Monoptilon bellioides
)
desertsunflower
hairy desertsunflower
(
Geraea canescens
)
desert-thorn
Arizona desert-thorn
(
Lycium exsertum
)
California desert-thorn
(
Lycium californicum
)
Fremont's desert-thorn
(
Lycium fremontii
)
pale desert-thorn
(
Lycium pallidum
)
pale desert-thorn
(
Lycium pallidum var. pallidum
)
Parish's desert-thorn
(
Lycium parishii
)
deserttrumpet
little deserttrumpet
(
Eriogonum trichopes
)
devilsclub
devilsclub
(
Oplopanax horridus
)
diamondflowers
diamondflowers
(
Hedyotis nigricans
)
diamondflowers
(
Hedyotis nigricans var. nigricans
)
dill
dill
(
Anethum graveolens
)
ditchgrass
spiral ditchgrass
(
Ruppia cirrhosa
)
dock
bitter dock
(
Rumex obtusifolius
)
canaigre dock
(
Rumex hymenosepalus
)
Chiricahua Mountain dock
(
Rumex orthoneurus
)
clustered dock
(
Rumex conglomeratus
)
curly dock
(
Rumex crispus
)
denseflowered dock
(
Rumex densiflorus
)
fiddle dock
(
Rumex pulcher
)
golden dock
(
Rumex fueginus
)
Mexican dock
(
Rumex mexicanus
)
Mexican dock
(
Rumex salicifolius var. triangulivalvis
)
Mexican dock
(
Rumex triangulivalvis
)
narrowleaf dock
(
Rumex stenophyllus
)
pale dock
(
Rumex altissimus
)
patience dock
(
Rumex patientia
)
swamp dock
(
Rumex verticillatus
)
toothed willow dock
(
Rumex californicus
)
toothed willow dock
(
Rumex utahensis
)
veiny dock
(
Rumex venosus
)
western dock
(
Rumex occidentalis
)
willow dock
(
Rumex salicifolius
)
doctorbush
doctorbush
(
Plumbago scandens
)
dodder
alfalfa dodder
(
Cuscuta approximata
)
alfalfa dodder
(
Cuscuta approximata var. urceolata
)
bigfruit dodder
(
Cuscuta megalocarpa
)
bigseed alfalfa dodder
(
Cuscuta indecora
)
bigseed alfalfa dodder
(
Cuscuta indecora var. indecora
)
bigseed dodder
(
Cuscuta indecora var. neuropetala
)
buttonbush dodder
(
Cuscuta cephalanthi
)
chaparral dodder
(
Cuscuta californica
)
chaparral dodder
(
Cuscuta californica var. breviflora
)
clover dodder
(
Cuscuta epithymum
)
cusp dodder
(
Cuscuta cuspidata
)
desert dodder
(
Cuscuta denticulata
)
fiveangled dodder
(
Cuscuta pentagona
)
fiveangled dodder
(
Cuscuta pentagona var. pentagona
)
flatglobe dodder
(
Cuscuta umbellata
)
Gila River dodder
(
Cuscuta applanata
)
mountain dodder
(
Cuscuta suksdorfii
)
scaleflower dodder
(
Cuscuta squamata
)
tubercle dodder
(
Cuscuta tuberculata
)
dogbane
spreading dogbane
(
Apocynum androsaemifolium
)
dogmustard
common dogmustard
(
Erucastrum gallicum
)
dogweed
Cooper's dogweed
(
Adenophyllum cooperi
)
pricklyleaf dogweed
(
Thymophylla acerosa
)
San Felipe dogweed
(
Adenophyllum porophylloides
)
dogwood
bunchberry dogwood
(
Cornus canadensis
)
redosier dogwood
(
Cornus sericea
)
doubleclaw
doubleclaw
(
Proboscidea parviflora
)
Douglas-fir
Douglas-fir
(
Pseudotsuga menziesii
)
Rocky Mountain Douglas-fir
(
Pseudotsuga menziesii var. glauca
)
douglasia
Alaskan douglasia
(
Douglasia alaskana
)
dozedaisy
plains dozedaisy
(
Aphanostephus ramosissimus
)
plains dozedaisy
(
Aphanostephus ramosissimus var. humilis
)
draba
Alaska draba
(
Draba stenoloba
)
alpine tundra draba
(
Draba streptobrachia
)
Austrian draba
(
Draba fladnizensis
)
Austrian draba
(
Draba fladnizensis var. pattersonii
)
beavertip draba
(
Draba globosa
)
Blumer's draba
(
Draba helleriana var. blumeri
)
boreal draba
(
Draba borealis
)
broadpod draba
(
Draba platycarpa
)
Carolina draba
(
Draba reptans
)
clawless draba
(
Draba exunguiculata
)
cushion draba
(
Draba cana
)
denseleaf draba
(
Draba densifolia
)
fewseed draba
(
Draba oligosperma
)
fewseed draba
(
Draba oligosperma var. juniperina
)
fewseed draba
(
Draba oligosperma var. oligosperma
)
fewseed draba
(
Draba oligosperma var. pectinipila
)
globefruit draba
(
Draba sphaerocarpa
)
golden draba
(
Draba aurea
)
Gray's draba
(
Draba grayana
)
Heller's draba
(
Draba helleriana
)
Heller's draba
(
Draba helleriana var. helleriana
)
Heller's draba
(
Draba helleriana var. patens
)
lancepod draba
(
Draba lonchocarpa
)
lancepod draba
(
Draba lonchocarpa var. lonchocarpa
)
Mogollon Mountain draba
(
Draba mogollonica
)
mountain draba
(
Draba rectifructa
)
Payson's draba
(
Draba paysonii
)
Payson's draba
(
Draba paysonii var. paysonii
)
Porsild's draba
(
Draba porsildii
)
Porsild's draba
(
Draba porsildii var. brevicula
)
Porsild's draba
(
Draba porsildii var. porsildii
)
pretty draba
(
Draba streptocarpa
)
Rocky Mountain draba
(
Draba graminea
)
rough draba
(
Draba asprella
)
rough draba
(
Draba asprella var. asprella
)
rough draba
(
Draba asprella var. stelligera
)
Santa Rita Mountain draba
(
Draba petrophila
)
shortpod draba
(
Draba brachycarpa
)
showy draba
(
Draba spectabilis
)
showy draba
(
Draba spectabilis var. oxyloba
)
showy draba
(
Draba spectabilis var. spectabilis
)
slender draba
(
Draba albertina
)
Smith's draba
(
Draba smithii
)
smooth draba
(
Draba glabella
)
snowbed draba
(
Draba crassifolia
)
spring draba
(
Draba verna
)
Standley's draba
(
Draba standleyi
)
tall draba
(
Draba praealta
)
thickleaf draba
(
Draba crassa
)
Trelease's draba
(
Draba paysonii var. treleasii
)
wedgeleaf draba
(
Draba cuneifolia
)
wedgeleaf draba
(
Draba cuneifolia var. cuneifolia
)
wedgeleaf draba
(
Draba cuneifolia var. integrifolia
)
Wind River draba
(
Draba ventosa
)
woodland draba
(
Draba nemorosa
)
Yellowstone draba
(
Draba incerta
)
dragonhead
American dragonhead
(
Dracocephalum parviflorum
)
thymeleaf dragonhead
(
Dracocephalum thymiflorum
)
western false dragonhead
(
Physostegia parviflora
)
dream
Indian's dream
(
Aspidotis densa
)
dropseed
black dropseed
(
Sporobolus interruptus
)
composite dropseed
(
Sporobolus compositus
)
composite dropseed
(
Sporobolus compositus var. compositus
)
giant dropseed
(
Sporobolus giganteus
)
gyp dropseed
(
Sporobolus nealleyi
)
mesa dropseed
(
Sporobolus flexuosus
)
pine dropseed
(
Blepharoneuron tricholepis
)
poverty dropseed
(
Sporobolus vaginiflorus
)
prairie dropseed
(
Sporobolus heterolepis
)
puffsheath dropseed
(
Sporobolus neglectus
)
sand dropseed
(
Sporobolus cryptandrus
)
spike dropseed
(
Sporobolus contractus
)
Texas dropseed
(
Sporobolus texanus
)
drops-of-gold
drops-of-gold
(
Prosartes hookeri
)
drymary
canyon drymary
(
Drymaria leptophylla
)
Fendler's drymary
(
Drymaria glandulosa
)
pinewoods drymary
(
Drymaria depressa
)
pinewoods drymary
(
Drymaria effusa
)
slimleaf drymary
(
Drymaria molluginea
)
duckmeat
common duckmeat
(
Spirodela polyrrhiza
)
duckweed
common duckweed
(
Lemna minor
)
least duckweed
(
Lemna minuta
)
lesser duckweed
(
Lemna aequinoctialis
)
star duckweed
(
Lemna trisulca
)
swollen duckweed
(
Lemna gibba
)
turion duckweed
(
Lemna turionifera
)
valdivia duckweed
(
Lemna valdiviana
)
dunebroom
common dunebroom
(
Parryella filifolia
)
dunegrass
American dunegrass
(
Elymus mollis
)
dustymaiden
alpine dustymaiden
(
Chaenactis douglasii var. alpina
)
bighead dustymaiden
(
Chaenactis macrantha
)
Douglas' dustymaiden
(
Chaenactis douglasii
)
Douglas' dustymaiden
(
Chaenactis douglasii var. douglasii
)
dwarfdandelion
twoflower dwarfdandelion
(
Krigia biflora
)
dwarf-flax
smallflower dwarf-flax
(
Hesperolinon micranthum
)
dwarf-primrose
Gorman's dwarf-primrose
(
Douglasia gormanii
)
Rocky Mountain dwarf-primrose
(
Douglasia montana
)
dwarf-sunflower
Parry's dwarf-sunflower
(
Helianthella parryi
)
dyebush
dyebush
(
Psorothamnus emoryi
)
E
ear
hairy cat's ear
(
Hypochaeris radicata
)
earth
gall of the earth
(
Prenanthes trifoliolata
)
earthsmoke
earthsmoke
(
Fumaria vaillantii
)
easterbonnets
white easterbonnets
(
Antheropeas lanosum
)
white easterbonnets
(
Eriophyllum lanosum
)
woolly easterbonnets
(
Eriophyllum wallacei
)
echinacea
blacksamson echinacea
(
Echinacea angustifolia
)
eggs
butter and eggs
(
Linaria vulgaris
)
scrambled eggs
(
Corydalis aurea
)
elder
Rocky Mountain elder
(
Sambucus racemosa var. melanocarpa
)
woolly marsh elder
(
Leuciva dealbata
)
elderberry
American black elderberry
(
Sambucus nigra ssp. canadensis
)
black elderberry
(
Sambucus nigra
)
blue elderberry
(
Sambucus cerulea
)
blue elderberry
(
Sambucus cerulea var. neomexicana
)
blue elderberry
(
Sambucus nigra ssp. cerulea
)
red elderberry
(
Sambucus racemosa
)
red elderberry
(
Sambucus racemosa var. microbotrys
)
red elderberry
(
Sambucus racemosa var. pubens
)
red elderberry
(
Sambucus racemosa var. racemosa
)
elkweed
elkweed
(
Frasera speciosa
)
elm
American elm
(
Ulmus americana
)
Siberian elm
(
Ulmus pumila
)
slippery elm
(
Ulmus rubra
)
endolepis
Suckley's endolepis
(
Atriplex dioica
)
Suckley's endolepis
(
Atriplex suckleyi
)
erigeron
Sivinsk's erigeron
(
Erigeron sivinskii
)
Vreeland's erigeron
(
Erigeron vreelandii
)
eryngo
Chiricahua Mountain eryngo
(
Eryngium lemmonii
)
Wright's eryngo
(
Eryngium heterophyllum
)
eutrema
Penland's eutrema
(
Eutrema penlandii
)
eveningsnow
eveningsnow
(
Linanthus dichotomus
)
everlasting
spoonleaf purple everlasting
(
Gamochaeta purpurea
)
western pearly everlasting
(
Anaphalis margaritacea
)
eye
mouse's eye
(
Bernardia incana
)
mouse's eye
(
Bernardia myricifolia
)
eyebane
eyebane
(
Chamaesyce nutans
)
eyelashweed
rough eyelashweed
(
Blepharipappus scaber
)
rough eyelashweed
(
Blepharipappus scaber ssp. scaber
)
eyes
baby blue eyes
(
Nemophila menziesii
)
gray five eyes
(
Chamaesaracha coniodes
)
greenleaf five eyes
(
Chamaesaracha coronopus
)
hairy five eyes
(
Chamaesaracha sordida
)
F
fagonbush
California fagonbush
(
Fagonia laevis
)
fairybells
roughfruit fairybells
(
Prosartes trachycarpa
)
fairyduster
fairyduster
(
Calliandra eriophylla
)
fairyduster
(
Calliandra eriophylla var. eriophylla
)
fairyswords
fairyswords
(
Cheilanthes lindheimeri
)
falso
anil falso
(
Coursetia caribaea
)
anil falso
(
Coursetia caribaea var. caribaea
)
anil falso
(
Coursetia caribaea var. sericea
)
fameflower
dwarf fameflower
(
Talinum brevicaule
)
largeflower fameflower
(
Phemeranthus calycinus
)
Okanogan fameflower
(
Phemeranthus sediformis
)
orange fameflower
(
Phemeranthus aurantiacus
)
orange fameflower
(
Talinum aurantiacum
)
Tusayan fameflower
(
Phemeranthus validulus
)
Tusayan fameflower
(
Talinum validulum
)
fanmustard
bicolor fanmustard
(
Nerisyrenia camporum
)
White Sands fanmustard
(
Nerisyrenia linearifolia
)
fanpetals
New Mexico fanpetals
(
Sida neomexicana
)
spreading fanpetals
(
Sida abutifolia
)
featherbells
western featherbells
(
Stenanthium occidentale
)
feathergrass
New Mexico feathergrass
(
Hesperostipa neomexicana
)
featherplume
featherplume
(
Dalea formosa
)
feathers
bride's feathers
(
Aruncus dioicus
)
bride's feathers
(
Aruncus dioicus var. acuminatus
)
felwort
felwort
(
Swertia perennis
)
marsh felwort
(
Lomatogonium rotatum
)
fendlerbush
cliff fendlerbush
(
Fendlera rupicola
)
Utah fendlerbush
(
Fendlerella utahensis
)
fennel
sweet fennel
(
Foeniculum vulgare
)
fern
copper fern
(
Bommeria hispida
)
Fendler's false cloak fern
(
Argyrochosma fendleri
)
goldback fern
(
Pentagramma triangularis
)
Gray's cloak fern
(
Notholaena grayi
)
Laurent's cliff fern
(
Woodsia scopulina ssp. laurentiana
)
Lemmon's cloak fern
(
Notholaena lemmonii
)
male fern
(
Dryopteris filix-mas
)
New Mexico cliff fern
(
Woodsia neomexicana
)
Oregon cliff fern
(
Woodsia oregana
)
Oregon cliff fern
(
Woodsia oregana var. cathcartiana
)
ostrich fern
(
Matteuccia struthiopteris
)
Plummer's cliff fern
(
Woodsia plummerae
)
rattlesnake fern
(
Botrychium virginianum
)
sensitive fern
(
Onoclea sensibilis
)
showy maiden fern
(
Thelypteris puberula
)
small-leaf false cloak fern
(
Argyrochosma microphylla
)
Sonoran maiden fern
(
Thelypteris puberula var. sonorensis
)
southwestern false cloak fern
(
Argyrochosma limitanea
)
star cloak fern
(
Notholaena standleyi
)
whisk fern
(
Psilotum nudum
)
fescue
alpine fescue
(
Festuca brachyphylla
)
alpine fescue
(
Festuca brachyphylla var. brachyphylla
)
alpine fescue
(
Festuca ovina
)
Arizona fescue
(
Festuca arizonica
)
Baffin fescue
(
Festuca baffinensis
)
bearded fescue
(
Festuca subulata
)
brome fescue
(
Vulpia bromoides
)
Colorado fescue
(
Festuca brachyphylla var. coloradensis
)
desert fescue
(
Vulpia microstachys var. microstachys
)
Earle's fescue
(
Festuca earlei
)
greenleaf fescue
(
Festuca viridula
)
hard fescue
(
Festuca trachyphylla
)
Idaho fescue
(
Festuca idahoensis
)
meadow fescue
(
Schedonorus pratensis
)
northern fescue
(
Festuca viviparoidea
)
oil shale fescue
(
Festuca dasyclada
)
Pacific fescue
(
Vulpia microstachys var. pauciflora
)
plains rough fescue
(
Festuca hallii
)
rat-tail fescue
(
Vulpia myuros
)
ravine fescue
(
Festuca sororia
)
red fescue
(
Festuca rubra
)
red fescue
(
Festuca rubra ssp. arenaria
)
red fescue
(
Festuca rubra ssp. rubra
)
Rocky Mountain fescue
(
Festuca saximontana
)
Rocky Mountain fescue
(
Festuca saximontana var. purpusiana
)
Rocky Mountain fescue
(
Festuca saximontana var. saximontana
)
rough fescue
(
Festuca campestris
)
sixweeks fescue
(
Vulpia octoflora
)
sixweeks fescue
(
Vulpia octoflora var. hirtella
)
sixweeks fescue
(
Vulpia octoflora var. octoflora
)
small fescue
(
Vulpia microstachys
)
smallflower fescue
(
Festuca minutiflora
)
southwest fescue
(
Festuca calligera
)
spike fescue
(
Leucopoa kingii
)
tall fescue
(
Schedonorus arundinaceus
)
Thurber's fescue
(
Festuca thurberi
)
western fescue
(
Festuca occidentalis
)
feverfew
alpine feverfew
(
Parthenium alpinum
)
Colorado feverfew
(
Parthenium ligulatum
)
feverfew
(
Tanacetum parthenium
)
Gray's feverfew
(
Parthenium confertum
)
fiddleleaf
betatakin fiddleleaf
(
Nama retrorsum
)
leafy fiddleleaf
(
Nama densum var. parviflorum
)
sand fiddleleaf
(
Nama carnosum
)
wishbone fiddleleaf
(
Nama dichotomum
)
yellowseed fiddleleaf
(
Nama xylopodum
)
fiddleneck
bristly fiddleneck
(
Amsinckia tessellata
)
common fiddleneck
(
Amsinckia intermedia
)
common fiddleneck
(
Amsinckia menziesii var. intermedia
)
Menzies' fiddleneck
(
Amsinckia menziesii
)
Menzies' fiddleneck
(
Amsinckia menziesii var. menziesii
)
tarweed fiddleneck
(
Amsinckia lycopsoides
)
fieldmadder
blue fieldmadder
(
Sherardia arvensis
)
fiestaflower
Arizona fiestaflower
(
Pholistoma auritum var. arizonicum
)
blue fiestaflower
(
Pholistoma auritum
)
fig
edible fig
(
Ficus carica
)
sea fig
(
Carpobrotus chilensis
)
figwort
California figwort
(
Scrophularia californica
)
California figwort
(
Scrophularia californica var. floribunda
)
lanceleaf figwort
(
Scrophularia lanceolata
)
mountain figwort
(
Scrophularia montana
)
New Mexico figwort
(
Scrophularia macrantha
)
pineland figwort
(
Scrophularia parviflora
)
fimbry
annual fimbry
(
Fimbristylis annua
)
hairy fimbry
(
Fimbristylis puberula
)
hairy fimbry
(
Fimbristylis puberula var. interior
)
fingergrass
feather fingergrass
(
Chloris virgata
)
fir
corkbark fir
(
Abies arizonica
)
grand fir
(
Abies grandis
)
subalpine fir
(
Abies bifolia
)
white fir
(
Abies concolor
)
firechalice
Garrett's firechalice
(
Epilobium canum var. garrettii
)
firecrackerbush
firecrackerbush
(
Bouvardia ternifolia
)
fireplant
Mexican fireplant
(
Euphorbia heterophylla
)
fireweed
dwarf fireweed
(
Chamerion latifolium
)
fireweed
(
Chamerion angustifolium
)
fireweed
(
Chamerion angustifolium var. angustifolium
)
fireweed
(
Chamerion angustifolium var. canescens
)
firewheel
firewheel
(
Gaillardia pulchella
)
fissurewort
spreading fissurewort
(
Halimolobos diffusa
)
fivespot
desert fivespot
(
Eremalche rotundifolia
)
flannelbush
California flannelbush
(
Fremontodendron californicum
)
flatsedge
bearded flatsedge
(
Cyperus squarrosus
)
black flatsedge
(
Cyperus niger
)
Fendler's flatsedge
(
Cyperus fendlerianus
)
fourangle flatsedge
(
Cyperus tetragonus
)
fragrant flatsedge
(
Cyperus odoratus
)
Great Plains flatsedge
(
Cyperus lupulinus
)
inflatedscale flatsedge
(
Cyperus aggregatus
)
oneflower flatsedge
(
Cyperus retroflexus
)
pallid flatsedge
(
Cyperus pallidicolor
)
Parish's flatsedge
(
Cyperus parishii
)
redroot flatsedge
(
Cyperus erythrorhizos
)
Rusby's flatsedge
(
Cyperus sphaerolepis
)
Schweinitz's flatsedge
(
Cyperus schweinitzii
)
slender flatsedge
(
Cyperus bipartitus
)
spectacular flatsedge
(
Cyperus spectabilis
)
strawcolored flatsedge
(
Cyperus strigosus
)
tapertip flatsedge
(
Cyperus acuminatus
)
whiteedge flatsedge
(
Cyperus flavicomus
)
Wright's flatsedge
(
Cyperus dipsaceus
)
flax
Berlandier's yellow flax
(
Linum berlandieri
)
Berlandier's yellow flax
(
Linum berlandieri var. berlandieri
)
blue flax
(
Linum perenne
)
bristle flax
(
Linum aristatum
)
Chihuahuan flax
(
Linum vernale
)
common flax
(
Linum usitatissimum
)
flowering flax
(
Linum grandiflorum
)
flowering flax
(
Linum grandiflorum var. rubrum
)
graceful false flax
(
Camelina rumelica
)
King's flax
(
Linum kingii
)
Lewis flax
(
Linum lewisii
)
littlepod false flax
(
Camelina microcarpa
)
meadow flax
(
Linum pratense
)
New Mexico yellow flax
(
Linum neomexicanum
)
plains flax
(
Linum puberulum
)
prairie flax
(
Linum lewisii var. lewisii
)
southern flax
(
Linum australe
)
southern flax
(
Linum australe var. australe
)
stiffstem flax
(
Linum rigidum
)
stiffstem flax
(
Linum rigidum var. rigidum
)
Wyoming flax
(
Linum compactum
)
flaxflower
Harkness' flaxflower
(
Leptosiphon harknessii
)
narrowflower flaxflower
(
Leptosiphon liniflorus
)
fleabane
arctic alpine fleabane
(
Erigeron humilis
)
Arizona fleabane
(
Erigeron arizonicus
)
aspen fleabane
(
Erigeron speciosus
)
basin fleabane
(
Erigeron pulcherrimus
)
Bear River fleabane
(
Erigeron ursinus
)
beautiful fleabane
(
Erigeron formosissimus
)
beautiful fleabane
(
Erigeron formosissimus var. formosissimus
)
beautiful fleabane
(
Erigeron formosissimus var. viscidus
)
Big Horn fleabane
(
Erigeron allocotus
)
bitter fleabane
(
Erigeron acris
)
bitter fleabane
(
Erigeron acris ssp. politus
)
bitter fleabane
(
Erigeron acris var. kamtschaticus
)
bitter fleabane
(
Erigeron nivalis
)
blackhead fleabane
(
Erigeron melanocephalus
)
bluewater fleabane
(
Erigeron acomanus
)
buff fleabane
(
Erigeron ochroleucus
)
California rayless fleabane
(
Erigeron inornatus
)
California rayless fleabane
(
Erigeron inornatus var. inornatus
)
changing fleabane
(
Erigeron versicolor
)
chaparral fleabane
(
Erigeron oreophilus
)
desert yellow fleabane
(
Erigeron linearis
)
dwarf fleabane
(
Erigeron nanus
)
dwarf yellow fleabane
(
Erigeron chrysopsidis
)
early bluetop fleabane
(
Erigeron vetensis
)
eastern daisy fleabane
(
Erigeron annuus
)
Eaton's fleabane
(
Erigeron eatonii
)
Eaton's fleabane
(
Erigeron eatonii var. eatonii
)
Eaton's fleabane
(
Erigeron eatonii var. lavandulus
)
Eaton's fleabane
(
Erigeron eatonii var. villosus
)
Engelmann's fleabane
(
Erigeron engelmannii
)
Engelmann's fleabane
(
Erigeron engelmannii var. engelmannii
)
fanleaf fleabane
(
Erigeron flabellifolius
)
featherleaf fleabane
(
Erigeron pinnatisectus
)
foothill fleabane
(
Erigeron consimilis
)
hairless fleabane
(
Erigeron subglaber
)
hoary fleabane
(
Erigeron canus
)
kachina fleabane
(
Erigeron kachinensis
)
large mountain fleabane
(
Erigeron coulteri
)
largeflower fleabane
(
Erigeron grandiflorus
)
lobed fleabane
(
Erigeron lobatus
)
longleaf fleabane
(
Erigeron corymbosus
)
Navajo fleabane
(
Erigeron concinnus
)
Navajo fleabane
(
Erigeron concinnus var. concinnus
)
Navajo fleabane
(
Erigeron concinnus var. subglaber
)
needleleaf fleabane
(
Erigeron nematophyllus
)
New Mexico fleabane
(
Erigeron neomexicanus
)
Philadelphia fleabane
(
Erigeron philadelphicus
)
Philadelphia fleabane
(
Erigeron philadelphicus var. philadelphicus
)
plains fleabane
(
Erigeron modestus
)
prairie fleabane
(
Erigeron strigosus
)
prairie fleabane
(
Erigeron strigosus var. septentrionalis
)
prairie fleabane
(
Erigeron strigosus var. strigosus
)
Pringle's fleabane
(
Erigeron pringlei
)
purple fleabane
(
Erigeron purpuratus
)
quill fleabane
(
Erigeron gracilis
)
rambling fleabane
(
Erigeron vagus
)
rhizome fleabane
(
Erigeron rhizomatus
)
rock fleabane
(
Erigeron saxatilis
)
rockslide yellow fleabane
(
Erigeron leiomerus
)
royal fleabane
(
Erigeron rybius
)
Rydberg's fleabane
(
Erigeron rydbergii
)
scabland fleabane
(
Erigeron bloomeri
)
scabland fleabane
(
Erigeron bloomeri var. bloomeri
)
shaggy fleabane
(
Erigeron pumilus
)
shaggy fleabane
(
Erigeron pumilus var. pumilus
)
shortray fleabane
(
Erigeron lonchophyllus
)
slender fleabane
(
Erigeron tener
)
spreading fleabane
(
Erigeron divergens
)
sprucefir fleabane
(
Erigeron eximius
)
streamside fleabane
(
Erigeron glabellus
)
streamside fleabane
(
Erigeron glabellus var. glabellus
)
streamside fleabane
(
Erigeron glabellus var. pubescens
)
tall fleabane
(
Erigeron elatior
)
taproot fleabane
(
Erigeron radicatus
)
threadleaf fleabane
(
Erigeron filifolius
)
threadleaf fleabane
(
Erigeron filifolius var. filifolius
)
threenerve fleabane
(
Erigeron subtrinervis
)
trailing fleabane
(
Erigeron flagellaris
)
tufted fleabane
(
Erigeron caespitosus
)
Tweedy's fleabane
(
Erigeron tweedyi
)
Uinta fleabane
(
Erigeron uintahensis
)
Utah fleabane
(
Erigeron utahensis
)
western daisy fleabane
(
Erigeron bellidiastrum
)
western daisy fleabane
(
Erigeron bellidiastrum var. bellidiastrum
)
white cushion fleabane
(
Erigeron disparipilus
)
woolly fleabane
(
Erigeron lanatus
)
Zion fleabane
(
Erigeron sionis
)
fleeceflower
Bukhara fleeceflower
(
Polygonum aubertii
)
flower
Bigelow's leather flower
(
Clematis bigelovii
)
cuckoo flower
(
Cardamine pratensis
)
cuckoo flower
(
Cardamine pratensis var. angustifolia
)
ghost flower
(
Mohavea confertiflora
)
pincushion flower
(
Chaenactis fremontii
)
foamflower
oneleaf foamflower
(
Tiarella trifoliata var. unifoliata
)
threeleaf foamflower
(
Tiarella trifoliata
)
fogfruit
lanceleaf fogfruit
(
Phyla lanceolata
)
turkey tangle fogfruit
(
Phyla nodiflora
)
foldwing
Arizona foldwing
(
Dicliptera resupinata
)
forget-me-not
Asian forget-me-not
(
Myosotis alpestris
)
Azores forget-me-not
(
Myosotis azorica
)
bay forget-me-not
(
Myosotis laxa
)
changing forget-me-not
(
Myosotis discolor
)
field forget-me-not
(
Myosotis arvensis
)
spring forget-me-not
(
Myosotis verna
)
strict forget-me-not
(
Myosotis micrantha
)
true forget-me-not
(
Myosotis scorpioides
)
woodland forget-me-not
(
Myosotis sylvatica
)
fountaingrass
crimson fountaingrass
(
Pennisetum setaceum
)
four o'clock
smooth spreading four o'clock
(
Mirabilis oxybaphoides
)
fournwort
hairy fournwort
(
Tetramerium nervosum
)
foxglove
Arizona desert foxglove
(
Brachystigma wrightii
)
purple foxglove
(
Digitalis purpurea
)
slenderleaf false foxglove
(
Agalinis tenuifolia
)
slenderleaf false foxglove
(
Agalinis tenuifolia var. parviflora
)
foxtail
Carolina foxtail
(
Alopecurus carolinianus
)
creeping meadow foxtail
(
Alopecurus arundinaceus
)
meadow foxtail
(
Alopecurus pratensis
)
shortawn foxtail
(
Alopecurus aequalis
)
shortawn foxtail
(
Alopecurus aequalis var. aequalis
)
water foxtail
(
Alopecurus geniculatus
)
yellow foxtail
(
Setaria pumila
)
yellow foxtail
(
Setaria pumila ssp. pumila
)
frangula
beechleaf frangula
(
Frangula betulifolia
)
beechleaf frangula
(
Frangula betulifolia ssp. betulifolia
)
frasera
Colorado frasera
(
Frasera coloradensis
)
desert frasera
(
Frasera albomarginata
)
Idaho frasera
(
Frasera albicaulis var. idahoensis
)
tufted frasera
(
Frasera paniculata
)
whitestem frasera
(
Frasera albicaulis
)
whitestem frasera
(
Frasera albicaulis var. albicaulis
)
fringepod
mountain fringepod
(
Thysanocarpus laciniatus
)
sand fringepod
(
Thysanocarpus curvipes
)
fritillary
spotted fritillary
(
Fritillaria atropurpurea
)
yellow fritillary
(
Fritillaria pudica
)
frostweed
hoary frostweed
(
Helianthemum bicknellii
)
fruit
spectacle fruit
(
Wislizenia refracta
)
spectacle fruit
(
Wislizenia refracta ssp. refracta
)
fullstem
fullstem
(
Chamaechaenactis scaposa
)
fumewort
Brandegee's fumewort
(
Corydalis caseana ssp. brandegeei
)
curvepod fumewort
(
Corydalis aurea var. occidentalis
)
curvepod fumewort
(
Corydalis curvisiliqua
)
Sierra fumewort
(
Corydalis caseana
)
fumitory
drug fumitory
(
Fumaria officinalis
)
fuzzybean
slickseed fuzzybean
(
Strophostyles leiosperma
)
G
gaillardia
common gaillardia
(
Gaillardia aristata
)
galleta
big galleta
(
Hilaria rigida
)
James' galleta
(
Hilaria jamesii
)
gamagrass
eastern gamagrass
(
Tripsacum dactyloides
)
garlic
meadow garlic
(
Allium canadense
)
meadow garlic
(
Allium canadense var. mobilense
)
gentian
American spurred gentian
(
Halenia deflexa
)
autumn dwarf gentian
(
Gentianella amarella
)
autumn dwarf gentian
(
Gentianella amarella var. acuta
)
autumn dwarf gentian
(
Gentianella amarella var. heterosepala
)
Cathedral Bluff dwarf gentian
(
Gentianella tortuosa
)
Chiricahua dwarf gentian
(
Gentianella microcalyx
)
Chiricahua Mountain dwarf gentian
(
Gentianella wislizeni
)
closed bottle gentian
(
Gentiana andrewsii
)
closed bottle gentian
(
Gentiana andrewsii var. andrewsii
)
clustered green gentian
(
Frasera fastigiata
)
Dane's dwarf gentian
(
Gentianella tenella
)
downy gentian
(
Gentiana puberulenta
)
fourpart dwarf gentian
(
Gentianella propinqua
)
moss gentian
(
Gentiana aquatica
)
Mt. Graham spurred gentian
(
Halenia recurva
)
oneflower fringed gentian
(
Gentianopsis simplex
)
pale gentian
(
Gentiana glauca
)
Parry's gentian
(
Gentiana parryi
)
perennial fringed gentian
(
Gentianopsis barbellata
)
pleated gentian
(
Gentiana affinis
)
pleated gentian
(
Gentiana bigelovii
)
pygmy gentian
(
Gentiana prostrata
)
Rainier pleated gentian
(
Gentiana calycosa
)
Rocky Mountain fringed gentian
(
Gentianopsis detonsa var. elegans
)
showy prairie gentian
(
Eustoma grandiflorum
)
whitish gentian
(
Gentiana algida
)
windmill fringed gentian
(
Gentianopsis detonsa
)
geranium
Carolina geranium
(
Geranium carolinianum
)
Huachuca Mountain geranium
(
Geranium wislizeni
)
pineywoods geranium
(
Geranium caespitosum
)
Richardson's geranium
(
Geranium richardsonii
)
Robert geranium
(
Geranium robertianum
)
roundleaf geranium
(
Geranium rotundifolium
)
shining geranium
(
Geranium lucidum
)
small geranium
(
Geranium pusillum
)
sticky purple geranium
(
Geranium viscosissimum
)
sticky purple geranium
(
Geranium viscosissimum var. incisum
)
sticky purple geranium
(
Geranium viscosissimum var. viscosissimum
)
woolly geranium
(
Geranium erianthum
)
germander
Canada germander
(
Teucrium canadense
)
lacy germander
(
Teucrium laciniatum
)
western germander
(
Teucrium canadense var. occidentale
)
German-madwort
German-madwort
(
Asperugo procumbens
)
giant-trumpets
giant-trumpets
(
Macromeria viridiflora
)
Thurber's giant-trumpets
(
Macromeria viridiflora var. thurberi
)
gila
Tweedy's gila
(
Gilia tweedyi
)
gilia
Alva Day's gilia
(
Navarretia sinistra ssp. sinistra
)
bird's-eye gilia
(
Gilia tricolor
)
bluehead gilia
(
Gilia capitata
)
bluehead gilia
(
Gilia capitata ssp. capitata
)
coral gilia
(
Aliciella subnuda
)
delicate gilia
(
Lathrocasis tenerrima
)
desert pale gilia
(
Aliciella hutchinsifolia
)
eyed gilia
(
Gilia ophthalmoides
)
greater yellowthroat gilia
(
Gilia tenuiflora
)
lesser yellowthroat gilia
(
Gilia flavocincta
)
rock gilia
(
Gilia scopulorum
)
rosy gilia
(
Gilia sinuata
)
San Juan gilia
(
Aliciella haydenii
)
sand gilia
(
Aliciella leptomeria
)
scarlet gilia
(
Ipomopsis aggregata
)
scarlet gilia
(
Ipomopsis aggregata ssp. aggregata
)
scarlet gilia
(
Ipomopsis aggregata ssp. attenuata
)
scarlet gilia
(
Ipomopsis aggregata ssp. candida
)
scarlet gilia
(
Ipomopsis aggregata ssp. collina
)
scarlet gilia
(
Ipomopsis aggregata ssp. formosissima
)
scarlet gilia
(
Ipomopsis aggregata ssp. weberi
)
showy gilia
(
Gilia cana
)
shy gilia
(
Gilia inconspicua
)
sticky gilia
(
Aliciella pinnatifida
)
stonecrop gilia
(
Aliciella sedifolia
)
gilyflower
dense false gilyflower
(
Allophyllum gilioides
)
dense false gilyflower
(
Allophyllum gilioides ssp. gilioides
)
girdlepod
white girdlepod
(
Mitracarpus breviflorus
)
glandweed
yellow glandweed
(
Parentucellia viscosa
)
globeberry
slimlobe globeberry
(
Ibervillea tenuisecta
)
globecherry
netted globecherry
(
Margaranthus solanaceus
)
globeflower
American globeflower
(
Trollius albiflorus
)
globemallow
caliche globemallow
(
Sphaeralcea laxa
)
Carrizo Creek globemallow
(
Sphaeralcea orcuttii
)
copper globemallow
(
Sphaeralcea angustifolia
)
copper globemallow
(
Sphaeralcea angustifolia var. cuspidata
)
Coulter's globemallow
(
Sphaeralcea coulteri
)
desert globemallow
(
Sphaeralcea ambigua
)
Emory's globemallow
(
Sphaeralcea emoryi
)
Fendler's globemallow
(
Sphaeralcea fendleri
)
gooseberryleaf globemallow
(
Sphaeralcea grossulariifolia
)
gooseberryleaf globemallow
(
Sphaeralcea grossulariifolia var. pedata
)
gray globemallow
(
Sphaeralcea incana
)
juniper globemallow
(
Sphaeralcea digitata
)
Munro's globemallow
(
Sphaeralcea munroana
)
Rusby's globemallow
(
Sphaeralcea rusbyi
)
scaly globemallow
(
Sphaeralcea leptophylla
)
scarlet globemallow
(
Sphaeralcea coccinea
)
smallflower globemallow
(
Sphaeralcea parvifolia
)
globethistle
great globethistle
(
Echinops sphaerocephalus
)
glowwort
threadleaf glowwort
(
Sartwellia flaveriae
)
goatgrass
jointed goatgrass
(
Aegilops cylindrica
)
gold
Spanish gold
(
Prionopsis ciliata
)
goldenaster
alpine false goldenaster
(
Heterotheca pumila
)
cliff false goldenaster
(
Heterotheca viscida
)
cottony goldenaster
(
Chrysopsis pilosa
)
hairy false goldenaster
(
Heterotheca depressa
)
hairy false goldenaster
(
Heterotheca foliosa
)
hairy false goldenaster
(
Heterotheca horrida
)
hairy false goldenaster
(
Heterotheca villosa
)
hairy false goldenaster
(
Heterotheca villosa var. pedunculata
)
hairy false goldenaster
(
Heterotheca villosa var. villosa
)
hoary false goldenaster
(
Heterotheca canescens
)
rockyscree false goldenaster
(
Heterotheca fulcrata
)
Rutter's false goldenaster
(
Heterotheca rutteri
)
stiffleaf false goldenaster
(
Heterotheca stenophylla
)
stiffleaf false goldenaster
(
Heterotheca villosa var. angustifolia
)
Zion false goldenaster
(
Heterotheca zionensis
)
goldenbanner
mountain goldenbanner
(
Thermopsis montana
)
mountain goldenbanner
(
Thermopsis montana var. montana
)
slender goldenbanner
(
Thermopsis rhombifolia var. ovata
)
spreadfruit goldenbanner
(
Thermopsis montana var. divaricarpa
)
goldenbush
alkali goldenbush
(
Isocoma acradenia
)
alkali goldenbush
(
Isocoma acradenia var. acradenia
)
cliff goldenbush
(
Ericameria cuneata
)
cliff goldenbush
(
Ericameria cuneata var. cuneata
)
common goldenbush
(
Isocoma coronopifolia
)
Drummond's goldenbush
(
Isocoma drummondii
)
Greene's goldenbush
(
Ericameria greenei
)
narrowleaf goldenbush
(
Ericameria linearifolia
)
Rusby's goldenbush
(
Isocoma rusbyi
)
singlehead goldenbush
(
Ericameria suffruticosa
)
southern goldenbush
(
Isocoma pluriflora
)
whitestem goldenbush
(
Ericameria discoidea
)
goldeneye
heartleaf goldeneye
(
Viguiera cordifolia
)
longleaf false goldeneye
(
Heliomeris longifolia
)
longleaf false goldeneye
(
Heliomeris longifolia var. annua
)
longleaf false goldeneye
(
Heliomeris longifolia var. longifolia
)
Nevada goldeneye
(
Heliomeris multiflora var. nevadensis
)
showy goldeneye
(
Heliomeris multiflora
)
showy goldeneye
(
Heliomeris multiflora var. multiflora
)
toothleaf goldeneye
(
Viguiera dentata
)
goldenhead
rayless goldenhead
(
Acamptopappus sphaerocephalus
)
rayless goldenhead
(
Acamptopappus sphaerocephalus var. sphaerocephalus
)
Shockley's goldenhead
(
Acamptopappus shockleyi
)
goldenrod
baby goldenrod
(
Solidago nana
)
California goldenrod
(
Solidago californica
)
Canada goldenrod
(
Solidago altissima
)
Canada goldenrod
(
Solidago altissima var. altissima
)
Canada goldenrod
(
Solidago canadensis
)
Canada goldenrod
(
Solidago lepida
)
giant goldenrod
(
Solidago gigantea
)
grass-leaved rock goldenrod
(
Petradoria pumila var. graminea
)
gray goldenrod
(
Solidago nemoralis
)
gray goldenrod
(
Solidago nemoralis var. longipetiolata
)
Missouri goldenrod
(
Solidago missouriensis
)
Mt. Albert goldenrod
(
Solidago simplex
)
Parry's goldenrod
(
Oreochrysum parryi
)
prairie goldenrod
(
Solidago ptarmicoides
)
rock goldenrod
(
Petradoria pumila
)
Rocky Mountain goldenrod
(
Solidago multiradiata
)
shorthair goldenrod
(
Solidago altissima var. gilvocanescens
)
showy goldenrod
(
Solidago speciosa
)
showy goldenrod
(
Solidago speciosa var. pallida
)
showy goldenrod
(
Solidago speciosa var. rigidiuscula
)
stiff goldenrod
(
Solidago rigida
)
stiff goldenrod
(
Solidago rigida var. humilis
)
threenerve goldenrod
(
Solidago velutina
)
velvety goldenrod
(
Solidago mollis
)
Wright's goldenrod
(
Solidago wrightii
)
goldenstar
common goldenstar
(
Bloomeria crocea
)
goldentop
flat-top goldentop
(
Euthamia graminifolia
)
western goldentop
(
Euthamia occidentalis
)
goldenweed
curlyhead goldenweed
(
Pyrrocoma crocea
)
curlyhead goldenweed
(
Pyrrocoma crocea var. crocea
)
curlyhead goldenweed
(
Pyrrocoma crocea var. genuflexa
)
lanceleaf goldenweed
(
Pyrrocoma lanceolata
)
lanceleaf goldenweed
(
Pyrrocoma lanceolata var. lanceolata
)
largeflower goldenweed
(
Pyrrocoma carthamoides
)
largeflower goldenweed
(
Pyrrocoma carthamoides var. cusickii
)
largeflower goldenweed
(
Pyrrocoma carthamoides var. subsquarrosa
)
Lyall's goldenweed
(
Tonestus lyallii
)
many-stemmed goldenweed
(
Pyrrocoma integrifolia
)
plantain goldenweed
(
Pyrrocoma uniflora
)
plantain goldenweed
(
Pyrrocoma uniflora var. uniflora
)
pygmy goldenweed
(
Tonestus pygmaeus
)
ray goldenweed
(
Pyrrocoma radiata
)
stemless mock goldenweed
(
Stenotus acaulis
)
tacky goldenweed
(
Pyrrocoma hirta
)
tacky goldenweed
(
Pyrrocoma hirta var. hirta
)
tacky goldenweed
(
Pyrrocoma hirta var. sonchifolia
)
thrift mock goldenweed
(
Stenotus armerioides
)
thrift mock goldenweed
(
Stenotus armerioides var. armerioides
)
tranquil goldenweed
(
Pyrrocoma clementis
)
tranquil goldenweed
(
Pyrrocoma clementis var. clementis
)
Ward's false goldenweed
(
Oonopsis wardii
)
woolly mock goldenweed
(
Stenotus lanuginosus
)
woolly mock goldenweed
(
Stenotus lanuginosus var. andersonii
)
woolly mock goldenweed
(
Stenotus lanuginosus var. lanuginosus
)
goldfields
California goldfields
(
Lasthenia californica
)
coastal goldfields
(
Lasthenia minor
)
gold-of-pleasure
gold-of-pleasure
(
Camelina sativa
)
goldthread
Idaho goldthread
(
Coptis occidentalis
)
gooseberry
Canadian gooseberry
(
Ribes oxyacanthoides
)
desert gooseberry
(
Ribes velutinum
)
eastern prickly gooseberry
(
Ribes cynosbati
)
hairystem gooseberry
(
Ribes hirtellum
)
inland gooseberry
(
Ribes oxyacanthoides var. setosum
)
orange gooseberry
(
Ribes pinetorum
)
spreading gooseberry
(
Ribes divaricatum
)
trumpet gooseberry
(
Ribes leptanthum
)
whitestem gooseberry
(
Ribes inerme
)
whitestem gooseberry
(
Ribes inerme var. inerme
)
goosefoot
aridland goosefoot
(
Chenopodium desiccatum
)
blite goosefoot
(
Chenopodium capitatum
)
desert goosefoot
(
Chenopodium pratericola
)
Fremont's goosefoot
(
Chenopodium fremontii
)
hians goosefoot
(
Chenopodium hians
)
lateflowering goosefoot
(
Chenopodium strictum
)
leafy goosefoot
(
Chenopodium capitatum var. parvicapitatum
)
leafy goosefoot
(
Chenopodium foliosum
)
low goosefoot
(
Chenopodium chenopodioides
)
low goosefoot
(
Chenopodium rubrum var. humile
)
mapleleaf goosefoot
(
Chenopodium simplex
)
mealy goosefoot
(
Chenopodium incanum
)
mealy goosefoot
(
Chenopodium incanum var. incanum
)
mealy goosefoot
(
Chenopodium incanum var. occidentale
)
narrowleaf goosefoot
(
Chenopodium leptophyllum
)
nettleleaf goosefoot
(
Chenopodium murale
)
Nevada goosefoot
(
Chenopodium nevadense
)
New Mexico goosefoot
(
Chenopodium neomexicanum
)
oakleaf goosefoot
(
Chenopodium glaucum
)
pinyon goosefoot
(
Chenopodium atrovirens
)
pitseed goosefoot
(
Chenopodium berlandieri
)
pitseed goosefoot
(
Chenopodium berlandieri var. berlandieri
)
pitseed goosefoot
(
Chenopodium berlandieri var. sinuatum
)
red goosefoot
(
Chenopodium rubrum
)
Rocky Mountain goosefoot
(
Chenopodium glaucum var. salinum
)
seaport goosefoot
(
Chenopodium opulifolium
)
slimleaf goosefoot
(
Chenopodium pallescens
)
smooth goosefoot
(
Chenopodium subglabrum
)
Watson's goosefoot
(
Chenopodium watsonii
)
goosegrass
Indian goosegrass
(
Eleusine indica
)
gorse
common gorse
(
Ulex europaeus
)
gourd
fingerleaf gourd
(
Cucurbita digitata
)
Missouri gourd
(
Cucurbita foetidissima
)
goutweed
bishop's goutweed
(
Aegopodium podagraria
)
grama
black grama
(
Bouteloua eriopoda
)
blue grama
(
Bouteloua gracilis
)
gypsum grama
(
Bouteloua breviseta
)
hairy grama
(
Bouteloua hirsuta
)
hairy grama
(
Bouteloua hirsuta var. hirsuta
)
matted grama
(
Bouteloua simplex
)
needle grama
(
Bouteloua aristidoides
)
needle grama
(
Bouteloua aristidoides var. aristidoides
)
Parry's grama
(
Bouteloua parryi
)
purple grama
(
Bouteloua radicosa
)
red grama
(
Bouteloua trifida
)
Rothrock's grama
(
Bouteloua barbata var. rothrockii
)
Santa Rita Mountain grama
(
Bouteloua eludens
)
sideoats grama
(
Bouteloua curtipendula
)
sideoats grama
(
Bouteloua curtipendula var. caespitosa
)
sideoats grama
(
Bouteloua curtipendula var. curtipendula
)
sixweeks grama
(
Bouteloua barbata
)
slender grama
(
Bouteloua repens
)
sprucetop grama
(
Bouteloua chondrosioides
)
tall grama
(
Bouteloua pectinata
)
Warnock's grama
(
Bouteloua warnockii
)
grape
canyon grape
(
Vitis arizonica
)
frost grape
(
Vitis vulpina
)
mapleleaf grape
(
Vitis acerifolia
)
riverbank grape
(
Vitis riparia
)
grapefern
lanceleaf grapefern
(
Botrychium lanceolatum
)
lanceleaf grapefern
(
Botrychium lanceolatum var. lanceolatum
)
leathery grapefern
(
Botrychium multifidum
)
little grapefern
(
Botrychium simplex
)
reflected grapefern
(
Botrychium echo
)
grapplinghook
Palmer's grapplinghook
(
Harpagonella palmeri
)
grass
annual rabbitsfoot grass
(
Polypogon monspeliensis
)
Arizona blue-eyed grass
(
Sisyrinchium arizonicum
)
beardless rabbitsfoot grass
(
Polypogon viridis
)
billion-dollar grass
(
Echinochloa frumentacea
)
blowout grass
(
Redfieldia flexuosa
)
bristly dogstail grass
(
Cynosurus echinatus
)
common Mediterranean grass
(
Schismus barbatus
)
cotta grass
(
Cottea pappophoroides
)
curly Mitchell grass
(
Astrebla lappacea
)
ditch rabbitsfoot grass
(
Polypogon interruptus
)
eastern bottlebrush grass
(
Elymus hystrix
)
Egyptian grass
(
Dactyloctenium aegyptium
)
fall rosette grass
(
Dichanthelium wilcoxianum
)
false Rhodes grass
(
Trichloris crinita
)
goldentop grass
(
Lamarckia aurea
)
gulf cockspur grass
(
Echinochloa crus-pavonis
)
Heller's rosette grass
(
Dichanthelium oligosanthes
)
Idaho blue-eyed grass
(
Sisyrinchium idahoense
)
Idaho blue-eyed grass
(
Sisyrinchium idahoense var. idahoense
)
Idaho blue-eyed grass
(
Sisyrinchium idahoense var. occidentale
)
narrowleaf blue-eyed grass
(
Sisyrinchium angustifolium
)
nodding blue-eyed grass
(
Sisyrinchium cernuum
)
North Africa grass
(
Ventenata dubia
)
northern blue-eyed grass
(
Sisyrinchium septentrionale
)
pale blue-eyed grass
(
Sisyrinchium pallidum
)
rose Natal grass
(
Melinis repens
)
Scribner's rosette grass
(
Dichanthelium oligosanthes var. scribnerianum
)
shortspike windmill grass
(
Chloris ×subdolichostachya
)
spiked bur grass
(
Tragus berteronianus
)
stalked bur grass
(
Tragus racemosus
)
stiff blue-eyed grass
(
Sisyrinchium demissum
)
strict blue-eyed grass
(
Sisyrinchium montanum
)
strict blue-eyed grass
(
Sisyrinchium montanum var. montanum
)
tapered rosette grass
(
Dichanthelium acuminatum
)
tapered rosette grass
(
Dichanthelium acuminatum var. acuminatum
)
thatching grass
(
Hyparrhenia hirta
)
timberland blue-eyed grass
(
Sisyrinchium longipes
)
tumble windmill grass
(
Chloris verticillata
)
greasebush
plains greasebush
(
Glossopetalon planitierum
)
spiny greasebush
(
Glossopetalon spinescens
)
spiny greasebush
(
Glossopetalon spinescens var. aridum
)
spiny greasebush
(
Glossopetalon spinescens var. meionandrum
)
spiny greasebush
(
Glossopetalon spinescens var. spinescens
)
greasewood
greasewood
(
Sarcobatus vermiculatus
)
greeneyes
lyreleaf greeneyes
(
Berlandiera lyrata
)
Texas greeneyes
(
Berlandiera betonicifolia
)
greenstripe
greenstripe
(
Amaranthus acanthochiton
)
greenthread
hairy greenthread
(
Thelesperma pubescens
)
Hopi tea greenthread
(
Thelesperma megapotamicum
)
longstalk greenthread
(
Thelesperma longipes
)
low greenthread
(
Thelesperma caespitosum
)
stiff greenthread
(
Thelesperma filifolium
)
greenviolet
western greenviolet
(
Hybanthus attenuatus
)
gromwell
corn gromwell
(
Lithospermum arvense
)
groundcedar
groundcedar
(
Diphasiastrum complanatum
)
groundcherry
Chihuahuan groundcherry
(
Physalis subulata
)
clammy groundcherry
(
Physalis heterophylla
)
clammy groundcherry
(
Physalis heterophylla var. heterophylla
)
cutleaf groundcherry
(
Physalis angulata
)
Fendler's groundcherry
(
Physalis hederifolia var. fendleri
)
ivyleaf groundcherry
(
Physalis hederifolia
)
ivyleaf groundcherry
(
Physalis hederifolia var. comata
)
ivyleaf groundcherry
(
Physalis hederifolia var. hederifolia
)
longleaf groundcherry
(
Physalis longifolia
)
New Mexican groundcherry
(
Physalis subulata var. neomexicana
)
prairie groundcherry
(
Physalis hispida
)
sharpleaf groundcherry
(
Physalis acutifolia
)
starhair groundcherry
(
Physalis viscosa
)
Virginia groundcherry
(
Physalis virginiana
)
yellow nightshade groundcherry
(
Physalis crassifolia
)
groundnut
groundnut
(
Apios americana
)
groundpine
tree groundpine
(
Lycopodium dendroideum
)
groundsel
alpine groundsel
(
Packera pauciflora
)
balsam groundsel
(
Packera paupercula
)
Buek's groundsel
(
Packera subnuda
)
elegant groundsel
(
Packera indecora
)
falsegold groundsel
(
Packera pseudaurea
)
falsegold groundsel
(
Packera pseudaurea var. flavula
)
falsegold groundsel
(
Packera pseudaurea var. pseudaurea
)
fuscate groundsel
(
Tephroseris lindstroemii
)
Hartweg's groundsel
(
Roldana hartwegii
)
hoary groundsel
(
Packera werneriifolia
)
Kjellman's groundsel
(
Tephroseris kjellmanii
)
lobeleaf groundsel
(
Packera multilobata
)
New Mexico groundsel
(
Packera neomexicana
)
New Mexico groundsel
(
Packera neomexicana var. mutabilis
)
New Mexico groundsel
(
Packera neomexicana var. neomexicana
)
Payson's groundsel
(
Packera dimorphophylla var. paysonii
)
Porter's groundsel
(
Packera porteri
)
prairie groundsel
(
Packera plattensis
)
Rocky Mountain groundsel
(
Packera streptanthifolia
)
splitleaf groundsel
(
Packera dimorphophylla
)
splitleaf groundsel
(
Packera dimorphophylla var. dimorphophylla
)
splitleaf groundsel
(
Packera dimorphophylla var. intermedia
)
tall groundsel
(
Senecio hydrophiloides
)
weak groundsel
(
Packera debilis
)
woolly groundsel
(
Packera cana
)
groundsmoke
blackfoot groundsmoke
(
Gayophytum racemosum
)
deceptive groundsmoke
(
Gayophytum decipiens
)
dwarf groundsmoke
(
Gayophytum humile
)
pinyon groundsmoke
(
Gayophytum ramosissimum
)
spreading groundsmoke
(
Gayophytum diffusum
)
spreading groundsmoke
(
Gayophytum diffusum var. strictipes
)
guayule
guayule
(
Parthenium argentatum
)
gumweed
Arizona gumweed
(
Grindelia arizonica
)
curlycup gumweed
(
Grindelia squarrosa
)
hairy gumweed
(
Grindelia hirsutula
)
reclined gumweed
(
Grindelia decumbens
)
subalpine gumweed
(
Grindelia subalpina
)
gymnosteris
smallflower gymnosteris
(
Gymnosteris parvula
)
gypsyflower
gypsyflower
(
Cynoglossum officinale
)
gypsyweed
common gypsyweed
(
Veronica officinalis
)
H
hackberry
common hackberry
(
Celtis occidentalis
)
netleaf hackberry
(
Celtis reticulata
)
spiny hackberry
(
Celtis ehrenbergiana
)
spiny hackberry
(
Celtis pallida
)
hairgrass
annual hairgrass
(
Deschampsia danthonioides
)
annual silver hairgrass
(
Aira caryophyllea var. capillaris
)
Mediterranean hairgrass
(
Rostraria cristata
)
mountain hairgrass
(
Vahlodea atropurpurea
)
silver hairgrass
(
Aira caryophyllea
)
slender hairgrass
(
Deschampsia elongata
)
tufted hairgrass
(
Deschampsia cespitosa
)
yellow hairgrass
(
Aira praecox
)
hairsedge
densetuft hairsedge
(
Bulbostylis capillaris
)
rush hairsedge
(
Bulbostylis juncoides
)
halimolobos
rod halimolobos
(
Halimolobos virgata
)
hardgrass
common hardgrass
(
Sclerochloa dura
)
hardheads
hardheads
(
Acroptilon repens
)
harebell
mountain harebell
(
Campanula lasiocarpa
)
harlequin
rock harlequin
(
Corydalis sempervirens
)
harlequinbush
harlequinbush
(
Gaura gracilis
)
haw
red haw
(
Crataegus chrysocarpa var. chrysocarpa
)
hawksbeard
Barber's hawksbeard
(
Crepis runcinata var. barberi
)
bristly hawksbeard
(
Crepis setosa
)
dwarf alpine hawksbeard
(
Crepis nana
)
elegant hawksbeard
(
Crepis elegans
)
fiddleleaf hawksbeard
(
Crepis runcinata
)
fiddleleaf hawksbeard
(
Crepis runcinata var. glauca
)
fiddleleaf hawksbeard
(
Crepis runcinata var. hispidulosa
)
largeflower hawksbeard
(
Crepis occidentalis
)
largeflower hawksbeard
(
Crepis occidentalis var. costata
)
largeflower hawksbeard
(
Crepis occidentalis var. pumila
)
limestone hawksbeard
(
Crepis intermedia
)
Modoc hawksbeard
(
Crepis modocensis
)
Modoc hawksbeard
(
Crepis occidentalis var. nevadensis
)
narrowleaf hawksbeard
(
Crepis tectorum
)
slender hawksbeard
(
Crepis atribarba
)
smooth hawksbeard
(
Crepis capillaris
)
tapertip hawksbeard
(
Crepis acuminata
)
hawkweed
Huachuca hawkweed
(
Hieracium carneum
)
Lemmon's hawkweed
(
Hieracium crepidispermum
)
meadow hawkweed
(
Hieracium caespitosum
)
narrowleaf hawkweed
(
Hieracium umbellatum
)
orange hawkweed
(
Hieracium aurantiacum
)
Pringle's hawkweed
(
Hieracium pringlei
)
Rusby's hawkweed
(
Hieracium abscissum
)
tall hawkweed
(
Hieracium piloselloides
)
white hawkweed
(
Hieracium albiflorum
)
woolly hawkweed
(
Hieracium triste
)
yellow hawkweed
(
Hieracium fendleri
)
hawthorn
black hawthorn
(
Crataegus douglasii
)
black hawthorn
(
Crataegus douglasii var. douglasii
)
cerro hawthorn
(
Crataegus erythropoda
)
fireberry hawthorn
(
Crataegus chrysocarpa
)
fleshy hawthorn
(
Crataegus macracantha
)
fleshy hawthorn
(
Crataegus macracantha var. occidentalis
)
oneseed hawthorn
(
Crataegus monogyna
)
river hawthorn
(
Crataegus douglasii var. rivularis
)
willow hawthorn
(
Crataegus saligna
)
hazelnut
beaked hazelnut
(
Corylus cornuta
)
beaked hazelnut
(
Corylus cornuta var. cornuta
)
head
doll's head
(
Lagascea decipiens
)
snake's head
(
Malacothrix coulteri
)
heart
lion's heart
(
Lallemantia peltata
)
Pacific bleeding heart
(
Dicentra formosa
)
Pacific bleeding heart
(
Dicentra formosa ssp. formosa
)
heath
rose heath
(
Chaetopappa ericoides
)
heather
western moss heather
(
Cassiope mertensiana
)
western moss heather
(
Cassiope mertensiana var. gracilis
)
heaven
tree of heaven
(
Ailanthus altissima
)
hedgehyssop
bractless hedgehyssop
(
Gratiola ebracteata
)
clammy hedgehyssop
(
Gratiola neglecta
)
hedgemustard
hedgemustard
(
Sisymbrium officinale
)
Indian hedgemustard
(
Sisymbrium orientale
)
hedgenettle
hairy hedgenettle
(
Stachys palustris var. pilosa
)
marsh hedgenettle
(
Stachys palustris
)
Rothrock's hedgenettle
(
Stachys rothrockii
)
scarlet hedgenettle
(
Stachys coccinea
)
smooth hedgenettle
(
Stachys tenuifolia
)
hedgeparsley
spreading hedgeparsley
(
Torilis arvensis
)
spreading hedgeparsley
(
Torilis arvensis ssp. purpurea
)
helianthella
fivenerve helianthella
(
Helianthella quinquenervis
)
oneflower helianthella
(
Helianthella uniflora
)
purpledisk helianthella
(
Helianthella microcephala
)
heliotrope
fragrant heliotrope
(
Heliotropium greggii
)
phlox heliotrope
(
Heliotropium convolvulaceum
)
phlox heliotrope
(
Heliotropium convolvulaceum var. convolvulaceum
)
salt heliotrope
(
Heliotropium curassavicum
)
seaside heliotrope
(
Heliotropium curassavicum var. obovatum
)
seaside heliotrope
(
Heliotropium curassavicum var. oculatum
)
hellebore
California false hellebore
(
Veratrum californicum
)
green false hellebore
(
Veratrum viride
)
helleborine
broadleaf helleborine
(
Epipactis helleborine
)
hemlock
bulblet-bearing water hemlock
(
Cicuta bulbifera
)
mountain hemlock
(
Tsuga mertensiana
)
poison hemlock
(
Conium maculatum
)
spotted water hemlock
(
Cicuta maculata
)
spotted water hemlock
(
Cicuta maculata var. angustifolia
)
western hemlock
(
Tsuga heterophylla
)
western water hemlock
(
Cicuta douglasii
)
hemlockparsley
Rocky Mountain hemlockparsley
(
Conioselinum scopulorum
)
hempnettle
brittlestem hempnettle
(
Galeopsis tetrahit
)
brittlestem hempnettle
(
Galeopsis tetrahit var. tetrahit
)
red hempnettle
(
Galeopsis ladanum
)
splitlip hempnettle
(
Galeopsis bifida
)
henbane
black henbane
(
Hyoscyamus niger
)
herrickia
horrid herrickia
(
Herrickia horrida
)
hesperochiron
California hesperochiron
(
Hesperochiron californicus
)
dwarf hesperochiron
(
Hesperochiron pumilus
)
heterocodon
rareflower heterocodon
(
Heterocodon rariflorum
)
hickory
pignut hickory
(
Carya glabra
)
hideseed
dainty desert hideseed
(
Eucrypta micrantha
)
spotted hideseed
(
Eucrypta chrysanthemifolia
)
spotted hideseed
(
Eucrypta chrysanthemifolia var. bipinnatifida
)
hoarypea
red hoarypea
(
Tephrosia tenella
)
smoothpod hoarypea
(
Tephrosia leiocarpa
)
Thurber's hoarypea
(
Tephrosia thurberi
)
hogpeanut
American hogpeanut
(
Amphicarpaea bracteata
)
hogweed
little hogweed
(
Portulaca oleracea
)
holdback
James' holdback
(
Pomaria jamesii
)
sicklepod holdback
(
Hoffmannseggia drepanocarpa
)
wand holdback
(
Hoffmannseggia microphylla
)
hollyfern
Anderson's hollyfern
(
Polystichum andersonii
)
Braun's hollyfern
(
Polystichum braunii
)
Kruckeberg's hollyfern
(
Polystichum kruckebergii
)
Lemmon's hollyfern
(
Polystichum lemmonii
)
northern hollyfern
(
Polystichum lonchitis
)
hollyhock
hollyhock
(
Alcea ficifolia
)
hollyhock
(
Alcea rosea
)
largeflower wild hollyhock
(
Iliamna grandiflora
)
streambank wild hollyhock
(
Iliamna rivularis
)
streambank wild hollyhock
(
Iliamna rivularis var. diversa
)
streambank wild hollyhock
(
Iliamna rivularis var. rivularis
)
honeylocust
honeylocust
(
Gleditsia triacanthos
)
honeysuckle
Arizona honeysuckle
(
Lonicera arizonica
)
bluefly honeysuckle
(
Lonicera caerulea var. cauriana
)
chaparral honeysuckle
(
Lonicera interrupta
)
limber honeysuckle
(
Lonicera dioica
)
limber honeysuckle
(
Lonicera dioica var. glaucescens
)
Morrow's honeysuckle
(
Lonicera morrowii
)
orange honeysuckle
(
Lonicera ciliosa
)
sweetberry honeysuckle
(
Lonicera caerulea
)
Tatarian honeysuckle
(
Lonicera tatarica
)
Thurber's desert honeysuckle
(
Anisacanthus thurberi
)
twinberry honeysuckle
(
Lonicera involucrata
)
twinberry honeysuckle
(
Lonicera involucrata var. involucrata
)
Utah honeysuckle
(
Lonicera utahensis
)
western white honeysuckle
(
Lonicera albiflora
)
Wright's desert honeysuckle
(
Anisacanthus quadrifidus
)
Wright's desert honeysuckle
(
Anisacanthus quadrifidus var. wrightii
)
yellow honeysuckle
(
Lonicera flava
)
honeysweet
shrubby honeysweet
(
Tidestromia suffruticosa
)
hop
common hop
(
Humulus lupulus
)
common hop
(
Humulus lupulus var. lupuloides
)
common hop
(
Humulus lupulus var. neomexicanus
)
hopbush
Florida hopbush
(
Dodonaea viscosa
)
hophornbeam
hophornbeam
(
Ostrya virginiana
)
Knowlton's hophornbeam
(
Ostrya knowltonii
)
hopsage
spiny hopsage
(
Grayia spinosa
)
hoptree
common hoptree
(
Ptelea trifoliata
)
horehound
American water horehound
(
Lycopus americanus
)
horehound
(
Marrubium vulgare
)
horkelia
bighead horkelia
(
Horkelia fusca var. capitata
)
pinewoods horkelia
(
Horkelia fusca
)
horn
ram's horn
(
Proboscidea louisianica
)
ram's horn
(
Proboscidea louisianica ssp. louisianica
)
horsebrush
Nuttall's horsebrush
(
Tetradymia nuttallii
)
shortspine horsebrush
(
Tetradymia spinosa
)
spineless horsebrush
(
Tetradymia canescens
)
threadleaf horsebrush
(
Tetradymia filifolia
)
horseflyweed
horseflyweed
(
Baptisia tinctoria
)
horsekiller
horsekiller
(
Zornia leptophylla
)
horsenettle
Fendler's horsenettle
(
Solanum fendleri
)
horsepurslane
desert horsepurslane
(
Trianthema portulacastrum
)
horseradish
horseradish
(
Armoracia rusticana
)
horsetail
field horsetail
(
Equisetum arvense
)
giant horsetail
(
Equisetum telmateia
)
marsh horsetail
(
Equisetum palustre
)
meadow horsetail
(
Equisetum pratense
)
scouringrush horsetail
(
Equisetum hyemale
)
scouringrush horsetail
(
Equisetum hyemale var. affine
)
smooth horsetail
(
Equisetum laevigatum
)
water horsetail
(
Equisetum fluviatile
)
woodland horsetail
(
Equisetum sylvaticum
)
horseweed
Canadian horseweed
(
Conyza canadensis
)
dwarf horseweed
(
Conyza ramosissima
)
hour
flower of an hour
(
Hibiscus trionum
)
huckleberry
thinleaf huckleberry
(
Vaccinium membranaceum
)
hulsea
Pacific hulsea
(
Hulsea algida
)
hutchinsia
prostrate hutchinsia
(
Hutchinsia procumbens
)
hyacinth
common grape hyacinth
(
Muscari botryoides
)
hyacinthbean
hyacinthbean
(
Lablab purpureus
)
hymenopappus
alpine hymenopappus
(
Hymenopappus filifolius var. nudipes
)
Chalk Hill hymenopappus
(
Hymenopappus tenuifolius
)
fineleaf hymenopappus
(
Hymenopappus filifolius
)
fineleaf hymenopappus
(
Hymenopappus filifolius var. cinereus
)
fineleaf hymenopappus
(
Hymenopappus filifolius var. filifolius
)
fineleaf hymenopappus
(
Hymenopappus filifolius var. lugens
)
fineleaf hymenopappus
(
Hymenopappus filifolius var. luteus
)
fineleaf hymenopappus
(
Hymenopappus filifolius var. megacephalus
)
fineleaf hymenopappus
(
Hymenopappus filifolius var. nanus
)
fineleaf hymenopappus
(
Hymenopappus filifolius var. parvulus
)
fineleaf hymenopappus
(
Hymenopappus filifolius var. pauciflorus
)
Idaho hymenopappus
(
Hymenopappus filifolius var. idahoensis
)
manyhead hymenopappus
(
Hymenopappus filifolius var. polycephalus
)
Newberry's hymenopappus
(
Hymenopappus newberryi
)
ray hymenopappus
(
Hymenopappus radiatus
)
hyssop
Bill Williams Mountain giant hyssop
(
Agastache pallidiflora
)
blue giant hyssop
(
Agastache foeniculum
)
Cusick's giant hyssop
(
Agastache cusickii
)
hyssop
(
Hyssopus officinalis
)
nettleleaf giant hyssop
(
Agastache urticifolia
)
nettleleaf giant hyssop
(
Agastache urticifolia var. urticifolia
)
Pringle's giant hyssop
(
Agastache pringlei
)
Pringle's giant hyssop
(
Agastache pringlei var. verticillata
)
Sonoran giant hyssop
(
Agastache wrightii
)
threadleaf giant hyssop
(
Agastache rupestris
)
Trans-Pecos giant hyssop
(
Agastache breviflora
)
white giant hyssop
(
Agastache micrantha
)
yellow giant hyssop
(
Agastache nepetoides
)
I
icegrass
icegrass
(
Phippsia algida
)
idahoa
oldstem idahoa
(
Idahoa scapigera
)
Indianbush
desert Indianbush
(
Psacalium decompositum
)
Indiangrass
Indiangrass
(
Sorghastrum nutans
)
Indianhemp
Indianhemp
(
Apocynum cannabinum
)
Indianpipe
Indianpipe
(
Monotropa uniflora
)
Indianwheat
desert Indianwheat
(
Plantago ovata
)
indigo
California false indigo
(
Amorpha californica
)
California false indigo
(
Amorpha californica var. californica
)
desert false indigo
(
Amorpha fruticosa
)
dwarf false indigo
(
Amorpha nana
)
Sonoran indigo
(
Indigofera sphaerocarpa
)
iodinebush
iodinebush
(
Allenrolfea occidentalis
)
ipomopsis
Arizona ipomopsis
(
Ipomopsis arizonica
)
ballhead ipomopsis
(
Ipomopsis congesta
)
ballhead ipomopsis
(
Ipomopsis congesta var. pseudotypica
)
ballhead ipomopsis
(
Ipomopsis crebrifolia
)
dwarf ipomopsis
(
Ipomopsis pumila
)
flaxflowered ipomopsis
(
Ipomopsis longiflora
)
flaxflowered ipomopsis
(
Ipomopsis longiflora ssp. longiflora
)
Holy Ghost ipomopsis
(
Ipomopsis sancti-spiritus
)
iron ipomopsis
(
Ipomopsis laxiflora
)
Macomb's ipomopsis
(
Ipomopsis macombii
)
manybranched ipomopsis
(
Ipomopsis polycladon
)
manyflowered ipomopsis
(
Ipomopsis multiflora
)
Pagosa ipomopsis
(
Ipomopsis polyantha
)
rosy ipomopsis
(
Ipomopsis roseata
)
sanddune ipomopsis
(
Ipomopsis gunnisonii
)
spiked ipomopsis
(
Ipomopsis spicata
)
spiked ipomopsis
(
Ipomopsis spicata ssp. capitata
)
spiked ipomopsis
(
Ipomopsis spicata var. robruthii
)
whiteflower ipomopsis
(
Ipomopsis longiflora ssp. australis
)
iris
German iris
(
Iris germanica
)
paleyellow iris
(
Iris pseudacorus
)
Rocky Mountain iris
(
Iris missouriensis
)
ironweed
Baldwin's ironweed
(
Vernonia baldwinii
)
giant ironweed
(
Vernonia gigantea
)
plains ironweed
(
Vernonia marginata
)
prairie ironweed
(
Vernonia fasciculata
)
ironwood
desert ironwood
(
Olneya tesota
)
ironwort
mountain ironwort
(
Sideritis montana
)
ivesia
Gordon's ivesia
(
Ivesia gordonii
)
Tweedy's ivesia
(
Ivesia tweedyi
)
ivy
eastern poison ivy
(
Toxicodendron radicans
)
western poison ivy
(
Toxicodendron rydbergii
)
J
jacket
water jacket
(
Lycium andersonii
)
water jacket
(
Lycium andersonii var. wrightii
)
Jack-go-to-bed-at-noon
Jack-go-to-bed-at-noon
(
Tragopogon pratensis
)
Jacob's-ladder
Brandegee's Jacob's-ladder
(
Polemonium brandegeei
)
fewflower Jacob's-ladder
(
Polemonium pauciflorum
)
Jacob's-ladder
(
Polemonium pulcherrimum
)
Jacob's-ladder
(
Polemonium pulcherrimum var. delicatum
)
Jacob's-ladder
(
Polemonium pulcherrimum var. pulcherrimum
)
Rocky Mountain Jacob's-ladder
(
Polemonium confertum
)
tall Jacob's-ladder
(
Polemonium acutiflorum
)
towering Jacob's-ladder
(
Polemonium foliosissimum
)
janusia
slender janusia
(
Janusia gracilis
)
jefea
shortleaf jefea
(
Jefea brevifolia
)
jenny
creeping jenny
(
Lysimachia nummularia
)
jewelflower
lyreleaf jewelflower
(
Streptanthus carinatus
)
lyreleaf jewelflower
(
Streptanthus carinatus ssp. arizonicus
)
lyreleaf jewelflower
(
Streptanthus carinatus ssp. carinatus
)
jewelweed
jewelweed
(
Impatiens capensis
)
jimsonweed
jimsonweed
(
Datura stramonium
)
Johnsongrass
Johnsongrass
(
Sorghum halepense
)
Johnswort
large St. Johnswort
(
Hypericum majus
)
lesser Canadian St. Johnswort
(
Hypericum canadense
)
Scouler's St. Johnswort
(
Hypericum scouleri
)
jointfir
Arizona jointfir
(
Ephedra fasciculata
)
Arizona jointfir
(
Ephedra fasciculata var. clokeyi
)
Cutler's jointfir
(
Ephedra viridis var. viscida
)
longleaf jointfir
(
Ephedra trifurca
)
Nevada jointfir
(
Ephedra nevadensis
)
rough jointfir
(
Ephedra nevadensis var. aspera
)
Torrey's jointfir
(
Ephedra torreyana
)
jojoba
jojoba
(
Simmondsia chinensis
)
jumpup
johnny jumpup
(
Viola tricolor
)
jump-up
baby jump-up
(
Mecardonia procumbens
)
Junegrass
prairie Junegrass
(
Koeleria macrantha
)
juniper
alligator juniper
(
Juniperus deppeana
)
common juniper
(
Juniperus communis
)
common juniper
(
Juniperus communis var. depressa
)
common juniper
(
Juniperus communis var. montana
)
creeping juniper
(
Juniperus horizontalis
)
oneseed juniper
(
Juniperus monosperma
)
Rocky Mountain juniper
(
Juniperus scopulorum
)
Utah juniper
(
Juniperus osteosperma
)
western juniper
(
Juniperus occidentalis
)
western juniper
(
Juniperus occidentalis var. occidentalis
)
K
keelpod
Gregg's keelpod
(
Synthlipsis greggii
)
kelloggia
milk kelloggia
(
Kelloggia galioides
)
kelseya
oneflower kelseya
(
Kelseya uniflora
)
khakiweed
khakiweed
(
Alternanthera pungens
)
kidneywood
Tahitian kidneywood
(
Eysenhardtia orthocarpa
)
Tahitian kidneywood
(
Eysenhardtia polystachya
)
kinnikinnick
kinnikinnick
(
Arctostaphylos uva-ursi
)
kittentails
featherleaf kittentails
(
Synthyris pinnatifida
)
featherleaf kittentails
(
Synthyris pinnatifida var. pinnatifida
)
hairy kittentails
(
Synthyris pinnatifida var. canescens
)
knapweed
bighead knapweed
(
Centaurea macrocephala
)
brownray knapweed
(
Centaurea jacea
)
diffuse knapweed
(
Centaurea diffusa
)
greater knapweed
(
Centaurea scabiosa
)
Iberian knapweed
(
Centaurea iberica
)
lesser knapweed
(
Centaurea nigra
)
meadow knapweed
(
Centaurea debeauxii
)
Rothrock's knapweed
(
Centaurea rothrockii
)
spotted knapweed
(
Centaurea stoebe
)
spotted knapweed
(
Centaurea stoebe ssp. micranthos
)
Tyrol knapweed
(
Centaurea debeauxii ssp. thuillieri
)
knotgrass
German knotgrass
(
Scleranthus annuus
)
knotgrass
(
Paspalum distichum
)
knotweed
Austin knotweed
(
Polygonum austiniae
)
box knotweed
(
Polygonum buxiforme
)
box knotweed
(
Polygonum littorale
)
broadleaf knotweed
(
Polygonum minimum
)
bushy knotweed
(
Polygonum ramosissimum
)
bushy knotweed
(
Polygonum ramosissimum var. ramosissimum
)
curlytop knotweed
(
Persicaria lapathifolia
)
Douglas' knotweed
(
Polygonum douglasii
)
Engelmann's knotweed
(
Polygonum engelmannii
)
erect knotweed
(
Polygonum erectum
)
giant knotweed
(
Fallopia sachalinensis
)
Japanese knotweed
(
Fallopia japonica
)
Johnston's knotweed
(
Polygonum sawatchense
)
Kellogg's knotweed
(
Polygonum polygaloides ssp. kelloggii
)
large knotweed
(
Polygonum majus
)
leathery knotweed
(
Polygonum achoreum
)
manyleg knotweed
(
Polygonum polycnemoides
)
marshpepper knotweed
(
Persicaria hydropiper
)
milkwort knotweed
(
Polygonum polygaloides
)
milkwort knotweed
(
Polygonum polygaloides ssp. polygaloides
)
oval-leaf knotweed
(
Polygonum arenastrum
)
prostrate knotweed
(
Polygonum aviculare
)
scatter knotweed
(
Polygonum spergulariiforme
)
silversheath knotweed
(
Polygonum argyrocoleon
)
krameria
trailing krameria
(
Krameria lanceolata
)
L
lace
Don Quixote's lace
(
Yucca treculeana
)
Queen Anne's lace
(
Daucus carota
)
ladyfern
alpine ladyfern
(
Athyrium alpestre
)
alpine ladyfern
(
Athyrium alpestre var. americanum
)
common ladyfern
(
Athyrium filix-femina
)
subarctic ladyfern
(
Athyrium filix-femina var. californicum
)
ladysthumb
spotted ladysthumb
(
Persicaria maculosa
)
lagophylla
branched lagophylla
(
Lagophylla ramosissima
)
lambsquarters
lambsquarters
(
Chenopodium album
)
lambsquarters
(
Chenopodium album var. album
)
Missouri lambsquarters
(
Chenopodium album var. missouriense
)
langloisia
Great Basin langloisia
(
Langloisia setosissima
)
Great Basin langloisia
(
Langloisia setosissima ssp. punctata
)
Great Basin langloisia
(
Langloisia setosissima ssp. setosissima
)
lantern
Chinese lantern
(
Quincula lobata
)
larch
subalpine larch
(
Larix lyallii
)
western larch
(
Larix occidentalis
)
larkspur
Anderson's larkspur
(
Delphinium andersonii
)
Carolina larkspur
(
Delphinium carolinianum
)
Carolina larkspur
(
Delphinium carolinianum ssp. virescens
)
Clark Valley larkspur
(
Delphinium geraniifolium
)
Colorado larkspur
(
Delphinium alpestre
)
desert larkspur
(
Delphinium parishii
)
Geyer's larkspur
(
Delphinium geyeri
)
little larkspur
(
Delphinium bicolor
)
little larkspur
(
Delphinium bicolor ssp. bicolor
)
mountain larkspur
(
Delphinium ramosum
)
Organ Mountain larkspur
(
Delphinium wootonii
)
Parish's larkspur
(
Delphinium parishii ssp. parishii
)
Sapello Canyon larkspur
(
Delphinium sapellonis
)
Sierra larkspur
(
Delphinium glaucum
)
Sierra larkspur
(
Delphinium scopulorum
)
slim larkspur
(
Delphinium depauperatum
)
smooth larkspur
(
Delphinium glaucescens
)
subalpine larkspur
(
Delphinium barbeyi
)
tall mountain larkspur
(
Delphinium scaposum
)
twolobe larkspur
(
Delphinium nuttallianum
)
twospike larkspur
(
Delphinium distichum
)
Wahatoya Creek larkspur
(
Delphinium robustum
)
White Mountain larkspur
(
Delphinium novomexicanum
)
laurel
alpine laurel
(
Kalmia microphylla
)
lavender
desert lavender
(
Hyptis emoryi
)
Trans-Pecos sea lavender
(
Limonium limbatum
)
lawndaisy
lawndaisy
(
Bellis perennis
)
laxflower
laxflower
(
Baileya pauciradiata
)
leadplant
leadplant
(
Amorpha canescens
)
leaf-flower
smartweed leaf-flower
(
Phyllanthus polygonoides
)
leatherpetal
San Francisco River leatherpetal
(
Graptopetalum rusbyi
)
leatherweed
leatherweed
(
Croton pottsii
)
lemonhead
little lemonhead
(
Coreocarpus arizonicus
)
lemonscent
lemonscent
(
Pectis angustifolia
)
leptarrhena
fireleaf leptarrhena
(
Leptarrhena pyrolifolia
)
lettuce
biannual lettuce
(
Lactuca ludoviciana
)
blue lettuce
(
Mulgedium pulchellum
)
Canada lettuce
(
Lactuca canadensis
)
garden lettuce
(
Lactuca sativa
)
grassleaf lettuce
(
Lactuca graminifolia
)
miner's lettuce
(
Claytonia perfoliata
)
miner's lettuce
(
Claytonia perfoliata ssp. intermontana
)
miner's lettuce
(
Claytonia perfoliata ssp. mexicana
)
miner's lettuce
(
Claytonia perfoliata ssp. perfoliata
)
prickly lettuce
(
Lactuca serriola
)
tall blue lettuce
(
Lactuca biennis
)
lewisia
alpine lewisia
(
Lewisia pygmaea
)
Columbian lewisia
(
Lewisia columbiana
)
Nevada lewisia
(
Lewisia nevadensis
)
shortsepal lewisia
(
Lewisia brachycalyx
)
threeleaf lewisia
(
Lewisia triphylla
)
Wallowa lewisia
(
Lewisia columbiana var. wallowensis
)
licorice
American licorice
(
Glycyrrhiza lepidota
)
licorice-root
Canby's licorice-root
(
Ligusticum canbyi
)
fernleaf licorice-root
(
Ligusticum filicinum
)
Gray's licorice-root
(
Ligusticum grayi
)
Idaho licorice-root
(
Ligusticum tenuifolium
)
northern licorice-root
(
Ligusticum verticillatum
)
Porter's licorice-root
(
Ligusticum porteri
)
Porter's licorice-root
(
Ligusticum porteri var. porteri
)
lilac
Amur lilac
(
Syringa reticulata var. mandschurica
)
common lilac
(
Syringa vulgaris
)
Japanese tree lilac
(
Syringa reticulata
)
lily
Columbia lily
(
Lilium columbianum
)
desert lily
(
Hesperocallis undulata
)
desert mariposa lily
(
Calochortus kennedyi
)
doubting mariposa lily
(
Calochortus ambiguus
)
elegant mariposa lily
(
Calochortus elegans
)
elegant mariposa lily
(
Calochortus elegans var. elegans
)
golden mariposa lily
(
Calochortus aureus
)
Gunnison's mariposa lily
(
Calochortus gunnisonii
)
Gunnison's mariposa lily
(
Calochortus gunnisonii var. gunnisonii
)
Gunnison's mariposa lily
(
Calochortus gunnisonii var. perpulcher
)
lemon lily
(
Lilium parryi
)
Palmer's mariposa lily
(
Calochortus palmeri
)
pink funnel lily
(
Androstephium breviflorum
)
pointedtip mariposa lily
(
Calochortus apiculatus
)
sagebrush mariposa lily
(
Calochortus macrocarpus
)
sego lily
(
Calochortus nuttallii
)
Selway mariposa lily
(
Calochortus elegans var. selwayensis
)
white mariposa lily
(
Calochortus eurycarpus
)
winding mariposa lily
(
Calochortus flexuosus
)
wood lily
(
Lilium philadelphicum
)
lily of the valley
feathery false lily of the valley
(
Maianthemum racemosum
)
feathery false lily of the valley
(
Maianthemum racemosum var. amplexicaule
)
starry false lily of the valley
(
Maianthemum stellatum
)
linanthus
Bigelow's linanthus
(
Linanthus bigelovii
)
golden linanthus
(
Linanthus aureus
)
northern linanthus
(
Leptosiphon septentrionalis
)
Nuttall's linanthus
(
Leptosiphon nuttallii
)
Nuttall's linanthus
(
Leptosiphon nuttallii ssp. nuttallii
)
Nuttall's linanthus
(
Leptosiphon nuttallii ssp. tenuilobus
)
lipfern
beaded lipfern
(
Cheilanthes wootonii
)
Coville's lipfern
(
Cheilanthes covillei
)
Eaton's lipfern
(
Cheilanthes eatonii
)
Fendler's lipfern
(
Cheilanthes fendleri
)
golden lipfern
(
Cheilanthes bonariensis
)
lace lipfern
(
Cheilanthes gracillima
)
nitbearing lipfern
(
Cheilanthes lendigera
)
Parry's lipfern
(
Cheilanthes parryi
)
Pringle's lipfern
(
Cheilanthes pringlei
)
slender lipfern
(
Cheilanthes feei
)
villous lipfern
(
Cheilanthes villosa
)
Wright's lipfern
(
Cheilanthes wrightii
)
liveforever
Gila County liveforever
(
Dudleya collomiae
)
Panamint liveforever
(
Dudleya saxosa
)
lobelia
Apache lobelia
(
Lobelia anatina
)
great blue lobelia
(
Lobelia siphilitica
)
great blue lobelia
(
Lobelia siphilitica var. ludoviciana
)
Ontario lobelia
(
Lobelia kalmii
)
palespike lobelia
(
Lobelia spicata
)
palespike lobelia
(
Lobelia spicata var. hirtella
)
loco
melon loco
(
Apodanthera undulata
)
locoweed
Bessey's locoweed
(
Oxytropis besseyi
)
Bessey's locoweed
(
Oxytropis besseyi var. besseyi
)
Bessey's locoweed
(
Oxytropis besseyi var. fallax
)
Bessey's locoweed
(
Oxytropis besseyi var. obnapiformis
)
Bessey's locoweed
(
Oxytropis besseyi var. ventosa
)
blue nodding locoweed
(
Oxytropis deflexa var. sericea
)
boreal locoweed
(
Oxytropis borealis
)
Cusick's locoweed
(
Oxytropis campestris var. cusickii
)
field locoweed
(
Oxytropis campestris
)
field locoweed
(
Oxytropis campestris var. columbiana
)
field locoweed
(
Oxytropis campestris var. spicata
)
haresfoot locoweed
(
Oxytropis lagopus
)
haresfoot locoweed
(
Oxytropis lagopus var. atropurpurea
)
haresfoot locoweed
(
Oxytropis lagopus var. lagopus
)
Jordal's locoweed
(
Oxytropis campestris var. jordalii
)
Montana locoweed
(
Oxytropis besseyi var. argophylla
)
nodding locoweed
(
Oxytropis deflexa
)
nodding locoweed
(
Oxytropis deflexa var. foliolosa
)
Oxus locoweed
(
Oxytropis riparia
)
purple locoweed
(
Oxytropis lambertii
)
purple locoweed
(
Oxytropis lambertii var. bigelovii
)
purple locoweed
(
Oxytropis lambertii var. lambertii
)
showy locoweed
(
Oxytropis splendens
)
stalkpod locoweed
(
Oxytropis podocarpa
)
viscid locoweed
(
Oxytropis borealis var. viscida
)
white locoweed
(
Oxytropis sericea
)
white locoweed
(
Oxytropis sericea var. sericea
)
woolly locoweed
(
Astragalus mollissimus
)
woolly locoweed
(
Astragalus mollissimus var. bigelovii
)
woolly locoweed
(
Astragalus mollissimus var. earlei
)
woolly locoweed
(
Astragalus mollissimus var. matthewsii
)
woolly locoweed
(
Astragalus mollissimus var. mollissimus
)
woolly locoweed
(
Astragalus mollissimus var. thompsoniae
)
Wyoming locoweed
(
Oxytropis nana
)
locust
black locust
(
Robinia pseudoacacia
)
New Mexico locust
(
Robinia neomexicana
)
New Mexico locust
(
Robinia neomexicana var. neomexicana
)
Rusby's locust
(
Robinia neomexicana var. rusbyi
)
looking-glass
clasping Venus' looking-glass
(
Triodanis perfoliata
)
Holzinger's Venus' looking-glass
(
Triodanis holzingeri
)
slimpod Venus' looking-glass
(
Triodanis leptocarpa
)
small Venus' looking-glass
(
Triodanis perfoliata var. biflora
)
loosestrife
California loosestrife
(
Lythrum californicum
)
fringed loosestrife
(
Lysimachia ciliata
)
hyssop loosestrife
(
Lythrum hyssopifolia
)
lowland yellow loosestrife
(
Lysimachia hybrida
)
purple loosestrife
(
Lythrum salicaria
)
tufted loosestrife
(
Lysimachia thyrsiflora
)
lopseed
American lopseed
(
Phryma leptostachya
)
lotebush
lotebush
(
Ziziphus obtusifolia
)
lotebush
(
Ziziphus obtusifolia var. canescens
)
lotebush
(
Ziziphus obtusifolia var. obtusifolia
)
lousewort
bracted lousewort
(
Pedicularis bracteosa
)
bracted lousewort
(
Pedicularis bracteosa var. bracteosa
)
Canadian lousewort
(
Pedicularis canadensis
)
coiled lousewort
(
Pedicularis contorta
)
coiled lousewort
(
Pedicularis contorta var. contorta
)
coiled lousewort
(
Pedicularis contorta var. ctenophora
)
dwarf lousewort
(
Pedicularis centranthera
)
elephanthead lousewort
(
Pedicularis groenlandica
)
giant lousewort
(
Pedicularis procera
)
meadow lousewort
(
Pedicularis crenulata
)
Mogollon lousewort
(
Pedicularis parryi var. mogollonica
)
mountain lousewort
(
Pedicularis pulchella
)
Oeder's lousewort
(
Pedicularis oederi
)
Parry's lousewort
(
Pedicularis parryi
)
Payson's lousewort
(
Pedicularis bracteosa var. paysoniana
)
Rocky Mountain lousewort
(
Pedicularis parryi var. purpurea
)
sickletop lousewort
(
Pedicularis racemosa
)
sickletop lousewort
(
Pedicularis racemosa var. alba
)
smoothflower lousewort
(
Pedicularis bracteosa var. siifolia
)
sudetic lousewort
(
Pedicularis sudetica
)
sudetic lousewort
(
Pedicularis sudetica ssp. scopulorum
)
towering lousewort
(
Pedicularis bracteosa var. pachyrhiza
)
lovage
garden lovage
(
Levisticum officinale
)
lovegrass
alkali lovegrass
(
Eragrostis obtusiflora
)
Chihuahuan lovegrass
(
Eragrostis erosa
)
coastal lovegrass
(
Eragrostis refracta
)
desert lovegrass
(
Eragrostis pectinacea var. miserrima
)
gummy lovegrass
(
Eragrostis curtipedicellata
)
Indian lovegrass
(
Eragrostis pilosa
)
Indian lovegrass
(
Eragrostis pilosa var. perplexa
)
Indian lovegrass
(
Eragrostis pilosa var. pilosa
)
Lehmann lovegrass
(
Eragrostis lehmanniana
)
little lovegrass
(
Eragrostis minor
)
Mediterranean lovegrass
(
Eragrostis barrelieri
)
Mexican lovegrass
(
Eragrostis mexicana
)
Mexican lovegrass
(
Eragrostis mexicana ssp. mexicana
)
Mexican lovegrass
(
Eragrostis mexicana ssp. virescens
)
mourning lovegrass
(
Eragrostis lugens
)
purple lovegrass
(
Eragrostis spectabilis
)
red lovegrass
(
Eragrostis secundiflora
)
red lovegrass
(
Eragrostis secundiflora ssp. oxylepis
)
sand lovegrass
(
Eragrostis trichodes
)
sixweeks lovegrass
(
Eragrostis lutescens
)
teal lovegrass
(
Eragrostis hypnoides
)
tufted lovegrass
(
Eragrostis pectinacea
)
tufted lovegrass
(
Eragrostis pectinacea var. pectinacea
)
weeping lovegrass
(
Eragrostis curvula
)
Wilman lovegrass
(
Eragrostis superba
)
love-lies-bleeding
love-lies-bleeding
(
Amaranthus caudatus
)
Lucy
Aunt Lucy
(
Ellisia nyctelea
)
lupine
arctic lupine
(
Lupinus arcticus
)
Arizona lupine
(
Lupinus arizonicus
)
bajada lupine
(
Lupinus concinnus
)
bigleaf lupine
(
Lupinus polyphyllus
)
Bingen lupine
(
Lupinus bingenensis
)
Bingen lupine
(
Lupinus bingenensis var. subsaccatus
)
bluebonnet lupine
(
Lupinus argenteus var. palmeri
)
broadleaf lupine
(
Lupinus latifolius
)
Coulter's lupine
(
Lupinus sparsiflorus
)
Cusick's lupine
(
Lupinus lepidus var. cusickii
)
depressed lupine
(
Lupinus argenteus var. depressus
)
desert lupine
(
Lupinus lepidus var. aridus
)
Donner Lake lupine
(
Lupinus lepidus var. lobbii
)
hairy bigleaf lupine
(
Lupinus polyphyllus var. prunophilus
)
Hill's lupine
(
Lupinus argenteus var. hillii
)
hollowleaf annual lupine
(
Lupinus succulentus
)
holo lupine
(
Lupinus argenteus var. holosericeus
)
Huachuca Mountain lupine
(
Lupinus huachucanus
)
Intermountain lupine
(
Lupinus pusillus var. intermontanus
)
Kellogg's spurred lupine
(
Lupinus argenteus var. argophyllus
)
King's lupine
(
Lupinus kingii
)
largeleaf lupine
(
Lupinus polyphyllus var. burkei
)
Lemmon's lupine
(
Lupinus argenteus var. lemmonii
)
lodgepole lupine
(
Lupinus argenteus var. fulvomaculatus
)
lodgepole lupine
(
Lupinus argenteus var. parviflorus
)
longspur lupine
(
Lupinus arbustus
)
Nebraska lupine
(
Lupinus plattensis
)
New Mexico lupine
(
Lupinus neomexicanus
)
Orcutt's lupine
(
Lupinus concinnus var. orcuttii
)
Pacific lupine
(
Lupinus lepidus
)
rusty lupine
(
Lupinus pusillus
)
Sabin's lupine
(
Lupinus sabinianus
)
sand lupine
(
Lupinus polyphyllus var. ammophilus
)
shortstem lupine
(
Lupinus brevicaulis
)
silky lupine
(
Lupinus sericeus
)
silvery lupine
(
Lupinus argenteus
)
silvery lupine
(
Lupinus argenteus var. rubricaulis
)
sulphur lupine
(
Lupinus sulphureus
)
tailcup lupine
(
Lupinus argenteus var. heteranthus
)
tailcup lupine
(
Lupinus argenteus var. utahensis
)
Utah lupine
(
Lupinus lepidus var. utahensis
)
velvet lupine
(
Lupinus leucophyllus
)
White Mountain lupine
(
Lupinus sierrae-blancae
)
Wyeth's lupine
(
Lupinus polyphyllus var. humicola
)
lyrepod
Coulter's lyrepod
(
Lyrocarpa coulteri
)
lythrum
wand lythrum
(
Lythrum lineare
)
winged lythrum
(
Lythrum alatum
)
winged lythrum
(
Lythrum alatum var. alatum
)
winged lythrum
(
Lythrum alatum var. lanceolatum
)
M
madia
common madia
(
Madia elegans
)
madrone
Arizona madrone
(
Arbutus arizonica
)
Texas madrone
(
Arbutus xalapensis
)
madwort
desert madwort
(
Alyssum desertorum
)
pale madwort
(
Alyssum alyssoides
)
mahogany
alderleaf mountain mahogany
(
Cercocarpus montanus
)
alderleaf mountain mahogany
(
Cercocarpus montanus var. montanus
)
birchleaf mountain mahogany
(
Cercocarpus montanus var. glaber
)
curl-leaf mountain mahogany
(
Cercocarpus ledifolius
)
curl-leaf mountain mahogany
(
Cercocarpus ledifolius var. intercedens
)
curl-leaf mountain mahogany
(
Cercocarpus ledifolius var. ledifolius
)
hairy mountain mahogany
(
Cercocarpus montanus var. paucidentatus
)
littleleaf mountain mahogany
(
Cercocarpus ledifolius var. intricatus
)
silver mountain mahogany
(
Cercocarpus montanus var. argenteus
)
mahonia
Fremont's mahonia
(
Berberis fremontii
)
maidenhair
Aleutian maidenhair
(
Adiantum aleuticum
)
common maidenhair
(
Adiantum capillus-veneris
)
maidenstears
maidenstears
(
Silene vulgaris
)
mallow
alkali mallow
(
Malvella leprosa
)
Berlandier's Indian mallow
(
Abutilon berlandieri
)
cheeseweed mallow
(
Malva parviflora
)
cluster mallow
(
Malva verticillata
)
common mallow
(
Malva neglecta
)
dwarf Indian mallow
(
Abutilon parvulum
)
high mallow
(
Malva sylvestris
)
low mallow
(
Malva pusilla
)
musk mallow
(
Malva moschata
)
Texas Indian mallow
(
Abutilon fruticosum
)
white mallow
(
Eremalche exilis
)
Wright's Indian mallow
(
Abutilon wrightii
)
yellow Indian mallow
(
Abutilon malacum
)
mangrove
red mangrove
(
Rhizophora mangle
)
mannagrass
American mannagrass
(
Glyceria grandis
)
American mannagrass
(
Glyceria grandis var. grandis
)
Fernald's false mannagrass
(
Torreyochloa pallida var. fernaldii
)
fowl mannagrass
(
Glyceria elata
)
fowl mannagrass
(
Glyceria striata
)
pale false mannagrass
(
Torreyochloa pallida
)
pale false mannagrass
(
Torreyochloa pallida var. pauciflora
)
small floating mannagrass
(
Glyceria borealis
)
water mannagrass
(
Glyceria fluitans
)
manroot
Gila manroot
(
Marah gilensis
)
mansa
yerba mansa
(
Anemopsis californica
)
manzanita
greenleaf manzanita
(
Arctostaphylos patula
)
pinemat manzanita
(
Arctostaphylos nevadensis
)
pointleaf manzanita
(
Arctostaphylos pungens
)
Pringle manzanita
(
Arctostaphylos pringlei
)
whiteleaf manzanita
(
Arctostaphylos manzanita
)
maple
Amur maple
(
Acer ginnala
)
bigleaf maple
(
Acer macrophyllum
)
bigtooth maple
(
Acer grandidentatum
)
bigtooth maple
(
Acer grandidentatum var. grandidentatum
)
Douglas maple
(
Acer glabrum var. douglasii
)
Rocky Mountain maple
(
Acer glabrum
)
Rocky Mountain maple
(
Acer glabrum var. glabrum
)
silver maple
(
Acer saccharinum
)
marbleseed
soft-hair marbleseed
(
Onosmodium molle
)
western marbleseed
(
Onosmodium molle var. occidentale
)
mare's-tail
common mare's-tail
(
Hippuris vulgaris
)
marigold
Aztec marigold
(
Tagetes erecta
)
desert marigold
(
Baileya multiradiata
)
fetid marigold
(
Dyssodia papposa
)
Lemmon's marigold
(
Tagetes lemmonii
)
licorice marigold
(
Tagetes micrantha
)
white marsh marigold
(
Caltha leptosepala
)
woolly desert marigold
(
Baileya pleniradiata
)
marijuana
marijuana
(
Cannabis sativa
)
mariola
mariola
(
Parthenium incanum
)
marsh-elder
ragged marsh-elder
(
Hedosyne ambrosiifolia
)
marshlocks
purple marshlocks
(
Comarum palustre
)
marshpennywort
whorled marshpennywort
(
Hydrocotyle verticillata
)
Mary
desertmountain blue eyed Mary
(
Collinsia callosa
)
matchweed
San Pedro matchweed
(
Xanthocephalum gymnospermoides
)
matweed
small matweed
(
Guilleminea densa
)
small matweed
(
Guilleminea densa var. aggregata
)
small matweed
(
Guilleminea densa var. densa
)
mayflower
Canada mayflower
(
Maianthemum canadense
)
mayweed
disc mayweed
(
Matricaria discoidea
)
false mayweed
(
Tripleurospermum maritimum
)
false mayweed
(
Tripleurospermum maritimum ssp. maritimum
)
scentless false mayweed
(
Tripleurospermum inodorum
)
meadow-rue
Cathedral Bluff meadow-rue
(
Thalictrum heliophilum
)
Fendler's meadow-rue
(
Thalictrum fendleri
)
fewflower meadow-rue
(
Thalictrum sparsiflorum
)
purple meadow-rue
(
Thalictrum dasycarpum
)
veiny meadow-rue
(
Thalictrum venulosum
)
waxyleaf meadow-rue
(
Thalictrum revolutum
)
western meadow-rue
(
Thalictrum occidentale
)
meadowsweet
rose meadowsweet
(
Spiraea splendens
)
rose meadowsweet
(
Spiraea splendens var. splendens
)
white meadowsweet
(
Spiraea alba
)
white meadowsweet
(
Spiraea alba var. latifolia
)
medick
black medick
(
Medicago lupulina
)
spotted medick
(
Medicago arabica
)
medusahead
medusahead
(
Taeniatherum caput-medusae
)
melic
false melic
(
Schizachne purpurascens
)
melicgrass
Porter's melicgrass
(
Melica porteri
)
Porter's melicgrass
(
Melica porteri var. porteri
)
Smith's melicgrass
(
Melica smithii
)
threeflower melicgrass
(
Melica nitens
)
woody melicgrass
(
Melica frutescens
)
menodora
rough menodora
(
Menodora scabra
)
spiny menodora
(
Menodora spinescens
)
tenfinger menodora
(
Menodora decemfida
)
mentzelia
dwarf mentzelia
(
Mentzelia pumila
)
menziesia
rusty menziesia
(
Menziesia ferruginea
)
mercury
pineland threeseed mercury
(
Acalypha ostryifolia
)
Virginia threeseed mercury
(
Acalypha virginica
)
mermaidweed
false mermaidweed
(
Floerkea proserpinacoides
)
mesquite
honey mesquite
(
Prosopis glandulosa
)
honey mesquite
(
Prosopis glandulosa var. glandulosa
)
screwbean mesquite
(
Prosopis pubescens
)
velvet mesquite
(
Prosopis velutina
)
western honey mesquite
(
Prosopis glandulosa var. torreyana
)
mezereon
mezereon
(
Thymelaea passerina
)
microseris
nodding microseris
(
Microseris nutans
)
mignonette
yellow mignonette
(
Reseda lutea
)
milk
madwoman's milk
(
Euphorbia helioscopia
)
milkpea
Wright's milkpea
(
Galactia wrightii
)
milkvetch
alpine milkvetch
(
Astragalus alpinus
)
alpine milkvetch
(
Astragalus alpinus var. alpinus
)
American milkvetch
(
Astragalus americanus
)
Arizona milkvetch
(
Astragalus arizonicus
)
ashen milkvetch
(
Astragalus tephrodes
)
ashen milkvetch
(
Astragalus tephrodes var. brachylobus
)
ashen milkvetch
(
Astragalus tephrodes var. chloridae
)
ashen milkvetch
(
Astragalus tephrodes var. tephrodes
)
Aztec milkvetch
(
Astragalus proximus
)
balloonpod milkvetch
(
Astragalus whitneyi
)
balloonpod milkvetch
(
Astragalus whitneyi var. sonneanus
)
Barr's milkvetch
(
Astragalus barrii
)
bastard draba milkvetch
(
Astragalus drabelliformis
)
Beath's milkvetch
(
Astragalus beathii
)
Beckwith's milkvetch
(
Astragalus beckwithii
)
bent milkvetch
(
Astragalus inflexus
)
bentflower milkvetch
(
Astragalus vexilliflexus
)
bentflower milkvetch
(
Astragalus vexilliflexus var. vexilliflexus
)
bishop's milkvetch
(
Astragalus episcopus
)
bishop's milkvetch
(
Astragalus episcopus var. lancearius
)
Blue Mountain milkvetch
(
Astragalus reventus
)
Bodin's milkvetch
(
Astragalus bodinii
)
Borrego milkvetch
(
Astragalus lentiginosus var. borreganus
)
Brandegee's milkvetch
(
Astragalus brandegeei
)
broadkeel milkvetch
(
Astragalus platytropis
)
broadleaf milkvetch
(
Astragalus lentiginosus var. chartaceus
)
browse milkvetch
(
Astragalus cibarius
)
Canadian milkvetch
(
Astragalus canadensis
)
Canadian milkvetch
(
Astragalus canadensis var. canadensis
)
Castetter's milkvetch
(
Astragalus castetteri
)
Cedros milkvetch
(
Astragalus insularis
)
Chaco milkvetch
(
Astragalus micromerius
)
chestnut milkvetch
(
Astragalus castaneiformis
)
chickpea milkvetch
(
Astragalus cicer
)
Chinese milkvetch
(
Astragalus chinensis
)
cibola milkvetch
(
Astragalus albulus
)
cicada milkvetch
(
Astragalus chamaeleuce
)
cicada milkvetch
(
Astragalus chamaeleuce var. chamaeleuce
)
Colton's milkvetch
(
Astragalus coltonii
)
copper mine milkvetch
(
Astragalus cobrensis
)
Cottam's milkvetch
(
Astragalus monumentalis var. cottamii
)
cream milkvetch
(
Astragalus racemosus
)
cream milkvetch
(
Astragalus racemosus var. longisetus
)
cream milkvetch
(
Astragalus racemosus var. racemosus
)
creeping milkvetch
(
Astragalus troglodytus
)
Crescent milkvetch
(
Astragalus amphioxys
)
Crescent milkvetch
(
Astragalus amphioxys var. amphioxys
)
Crescent milkvetch
(
Astragalus amphioxys var. modestus
)
Cronquist's milkvetch
(
Astragalus cronquistii
)
cushion milkvetch
(
Astragalus aretioides
)
Cusick's milkvetch
(
Astragalus cusickii
)
Cusick's milkvetch
(
Astragalus cusickii var. cusickii
)
Cusick's milkvetch
(
Astragalus cusickii var. flexilipes
)
cyanic milkvetch
(
Astragalus cyaneus
)
Debeque milkvetch
(
Astragalus debequaeus
)
debris milkvetch
(
Astragalus detritalis
)
Diehl's milkvetch
(
Astragalus flexuosus var. diehlii
)
Dragon milkvetch
(
Astragalus lutosus
)
Drummond's milkvetch
(
Astragalus drummondii
)
Duchesne milkvetch
(
Astragalus duchesnensis
)
dwarf milkvetch
(
Astragalus microcystis
)
dwarf white milkvetch
(
Astragalus didymocarpus
)
dwarf white milkvetch
(
Astragalus didymocarpus var. dispermus
)
Eastwood's milkvetch
(
Astragalus eastwoodiae
)
Eggleston's milkvetch
(
Astragalus egglestonii
)
elegant milkvetch
(
Astragalus eucosmus
)
Ellis' stinking milkvetch
(
Astragalus praelongus var. ellisiae
)
escarpment milkvetch
(
Astragalus striatiflorus
)
Ferron's milkvetch
(
Astragalus musiniensis
)
Fisher milkvetch
(
Astragalus piscator
)
flexile milkvetch
(
Astragalus flexuosus
)
flexile milkvetch
(
Astragalus flexuosus var. flexuosus
)
foothill milkvetch
(
Astragalus tridactylicus
)
Fort Wingate milkvetch
(
Astragalus wingatanus
)
fourwing milkvetch
(
Astragalus tetrapterus
)
freckled milkvetch
(
Astragalus lentiginosus
)
freckled milkvetch
(
Astragalus lentiginosus var. ambiguus
)
freckled milkvetch
(
Astragalus lentiginosus var. araneosus
)
freckled milkvetch
(
Astragalus lentiginosus var. australis
)
freckled milkvetch
(
Astragalus lentiginosus var. diphysus
)
freckled milkvetch
(
Astragalus lentiginosus var. palans
)
freckled milkvetch
(
Astragalus lentiginosus var. stramineus
)
freckled milkvetch
(
Astragalus lentiginosus var. vitreus
)
Fremont's milkvetch
(
Astragalus lentiginosus var. fremontii
)
Front Range milkvetch
(
Astragalus sparsiflorus
)
Front Range milkvetch
(
Astragalus sparsiflorus var. majusculus
)
Front Range milkvetch
(
Astragalus sparsiflorus var. sparsiflorus
)
Geyer's milkvetch
(
Astragalus geyeri
)
Geyer's milkvetch
(
Astragalus geyeri var. geyeri
)
giant milkvetch
(
Astragalus giganteus
)
Gila milkvetch
(
Astragalus gilensis
)
Grand Junction milkvetch
(
Astragalus linifolius
)
gravel milkvetch
(
Astragalus sabulonum
)
Gray's milkvetch
(
Astragalus grayi
)
great bladdery milkvetch
(
Astragalus megacarpus
)
Green River milkvetch
(
Astragalus pubentissimus
)
Greene's milkvetch
(
Astragalus flexuosus var. greenei
)
groundcover milkvetch
(
Astragalus humistratus
)
groundcover milkvetch
(
Astragalus humistratus var. crispulus
)
groundcover milkvetch
(
Astragalus humistratus var. hosackiae
)
groundcover milkvetch
(
Astragalus humistratus var. humistratus
)
groundcover milkvetch
(
Astragalus humistratus var. humivagans
)
groundcover milkvetch
(
Astragalus humistratus var. sonorae
)
groundcover milkvetch
(
Astragalus humistratus var. tenerrimus
)
groundplum milkvetch
(
Astragalus crassicarpus
)
groundplum milkvetch
(
Astragalus crassicarpus var. cavus
)
groundplum milkvetch
(
Astragalus crassicarpus var. crassicarpus
)
groundplum milkvetch
(
Astragalus crassicarpus var. paysonii
)
Guadalupe milkvetch
(
Astragalus pictiformis
)
Gunnison milkvetch
(
Astragalus anisus
)
gypsum milkvetch
(
Astragalus gypsodes
)
halfmoon milkvetch
(
Astragalus allochrous
)
halfmoon milkvetch
(
Astragalus allochrous var. playanus
)
halfmoon milkvetch
(
Astragalus wootonii
)
Hall's milkvetch
(
Astragalus hallii
)
Hall's milkvetch
(
Astragalus hallii var. fallax
)
Hall's milkvetch
(
Astragalus hallii var. hallii
)
Hamilton's milkvetch
(
Astragalus hamiltonii
)
Harwood's milkvetch
(
Astragalus insularis var. harwoodii
)
Hayden's milkvetch
(
Astragalus bisulcatus var. haydenianus
)
hermit milkvetch
(
Astragalus eremiticus
)
hillside milkvetch
(
Astragalus collinus
)
hillside milkvetch
(
Astragalus collinus var. collinus
)
Hopi milkvetch
(
Astragalus fucatus
)
Idaho milkvetch
(
Astragalus conjunctus
)
Indian milkvetch
(
Astragalus australis
)
Indian milkvetch
(
Astragalus australis var. glabriusculus
)
Kennedy's milkvetch
(
Astragalus lentiginosus var. kennedyi
)
Kremmling milkvetch
(
Astragalus osterhoutii
)
Leadville milkvetch
(
Astragalus molybdenus
)
Leadville milkvetch
(
Astragalus shultziorum
)
lesser rushy milkvetch
(
Astragalus convallarius
)
lesser rushy milkvetch
(
Astragalus convallarius var. convallarius
)
lesser rushy milkvetch
(
Astragalus convallarius var. scopulorum
)
little bun milkvetch
(
Astragalus simplicifolius
)
looseflower milkvetch
(
Astragalus tenellus
)
lotus milkvetch
(
Astragalus lotiflorus
)
Mancos milkvetch
(
Astragalus humillimus
)
Maricopa milkvetch
(
Astragalus lentiginosus var. maricopae
)
mat milkvetch
(
Astragalus kentrophyta var. tegetarius
)
meadow milkvetch
(
Astragalus diversifolius
)
milkweed milkvetch
(
Astragalus asclepiadoides
)
Missouri milkvetch
(
Astragalus missouriensis
)
Missouri milkvetch
(
Astragalus missouriensis var. amphibolus
)
Missouri milkvetch
(
Astragalus missouriensis var. humistratus
)
Missouri milkvetch
(
Astragalus missouriensis var. missouriensis
)
Moab milkvetch
(
Astragalus coltonii var. moabensis
)
Mokiak milkvetch
(
Astragalus lentiginosus var. mokiacensis
)
Mokiak milkvetch
(
Astragalus mokiacensis
)
Monument Valley milkvetch
(
Astragalus monumentalis
)
Morton's Canadian milkvetch
(
Astragalus canadensis var. mortonii
)
narrowleaf milkvetch
(
Astragalus pectinatus
)
Naturita milkvetch
(
Astragalus naturitensis
)
Nelson's milkvetch
(
Astragalus nelsonianus
)
New Mexico milkvetch
(
Astragalus neomexicanus
)
New Mexico spiny milkvetch
(
Astragalus kentrophyta var. neomexicanus
)
Newberry's milkvetch
(
Astragalus newberryi
)
Newberry's milkvetch
(
Astragalus newberryi var. castoreus
)
Newberry's milkvetch
(
Astragalus newberryi var. newberryi
)
Oregon milkvetch
(
Astragalus oreganus
)
pagumpa milkvetch
(
Astragalus ensiformis
)
painted desert milkvetch
(
Astragalus sophoroides
)
painted milkvetch
(
Astragalus ceramicus
)
painted milkvetch
(
Astragalus ceramicus var. ceramicus
)
painted milkvetch
(
Astragalus ceramicus var. filifolius
)
park milkvetch
(
Astragalus leptaleus
)
Parry's milkvetch
(
Astragalus parryi
)
Patterson's milkvetch
(
Astragalus pattersonii
)
Payson's milkvetch
(
Astragalus paysonii
)
pinyon milkvetch
(
Astragalus pinonis
)
plains milkvetch
(
Astragalus gilviflorus
)
plains milkvetch
(
Astragalus gilviflorus var. gilviflorus
)
plains milkvetch
(
Astragalus gilviflorus var. purpureus
)
Platte River milkvetch
(
Astragalus plattensis
)
powdery milkvetch
(
Astragalus cerussatus
)
prairie milkvetch
(
Astragalus adsurgens
)
prairie milkvetch
(
Astragalus adsurgens var. robustior
)
precocious milkvetch
(
Astragalus proimanthus
)
Preuss' milkvetch
(
Astragalus preussii
)
Preuss' milkvetch
(
Astragalus preussii var. laxiflorus
)
Preuss' milkvetch
(
Astragalus preussii var. preussii
)
prostrate milkvetch
(
Astragalus miser var. decumbens
)
purple milkvetch
(
Astragalus agrestis
)
railhead milkvetch
(
Astragalus terminalis
)
recurved milkvetch
(
Astragalus recurvus
)
rimrock milkvetch
(
Astragalus desperatus
)
rimrock milkvetch
(
Astragalus desperatus var. conspectus
)
rimrock milkvetch
(
Astragalus desperatus var. desperatus
)
Ripley's milkvetch
(
Astragalus ripleyi
)
Robbins' milkvetch
(
Astragalus robbinsii
)
Robbins' milkvetch
(
Astragalus robbinsii var. minor
)
Rocky Mountain milkvetch
(
Astragalus scopulorum
)
Rusby's milkvetch
(
Astragalus rusbyi
)
rushy milkvetch
(
Astragalus lonchocarpus
)
Russian milkvetch
(
Astragalus falcatus
)
Salton milkvetch
(
Astragalus crotalariae
)
salty loco milkvetch
(
Astragalus lentiginosus var. salinus
)
San Juan milkvetch
(
Astragalus chuskanus
)
San Rafael milkvetch
(
Astragalus rafaelensis
)
sandstone milkvetch
(
Astragalus sesquiflorus
)
Santa Fe milkvetch
(
Astragalus feensis
)
Schmoll's milkvetch
(
Astragalus schmolliae
)
sheep milkvetch
(
Astragalus nothoxys
)
Short's milkvetch
(
Astragalus shortianus
)
shorttooth Canadian milkvetch
(
Astragalus canadensis var. brevidens
)
silky milkvetch
(
Astragalus sericoleucus
)
silverleaf milkvetch
(
Astragalus argophyllus
)
silverleaf milkvetch
(
Astragalus argophyllus var. argophyllus
)
silverleaf milkvetch
(
Astragalus argophyllus var. martinii
)
Silver's milkvetch
(
Astragalus subcinereus
)
skiff milkvetch
(
Astragalus microcymbus
)
slender milkvetch
(
Astragalus gracilis
)
smallflowered milkvetch
(
Astragalus nuttallianus
)
smallflowered milkvetch
(
Astragalus nuttallianus var. austrinus
)
Snake canyon milkvetch
(
Astragalus vallaris
)
spiny milkvetch
(
Astragalus kentrophyta
)
spiny milkvetch
(
Astragalus kentrophyta var. jessiae
)
spiny milkvetch
(
Astragalus kentrophyta var. kentrophyta
)
starveling milkvetch
(
Astragalus jejunus
)
starveling milkvetch
(
Astragalus jejunus var. articulatus
)
starveling milkvetch
(
Astragalus jejunus var. jejunus
)
stinking milkvetch
(
Astragalus praelongus
)
stinking milkvetch
(
Astragalus praelongus var. lonchopus
)
stinking milkvetch
(
Astragalus praelongus var. praelongus
)
summer milkvetch
(
Astragalus hyalinus
)
tall spiny milkvetch
(
Astragalus kentrophyta var. elatus
)
Thurber's milkvetch
(
Astragalus thurberi
)
Tibet milkvetch
(
Astragalus tibetanus
)
timber milkvetch
(
Astragalus miser
)
timber milkvetch
(
Astragalus miser var. miser
)
timber milkvetch
(
Astragalus miser var. oblongifolius
)
timber milkvetch
(
Astragalus miser var. serotinus
)
timber milkvetch
(
Astragalus miser var. tenuifolius
)
Toano milkvetch
(
Astragalus toanus
)
Toano milkvetch
(
Astragalus toanus var. scidulus
)
Torrey's milkvetch
(
Astragalus calycosus
)
Torrey's milkvetch
(
Astragalus calycosus var. calycosus
)
Torrey's milkvetch
(
Astragalus calycosus var. scaposus
)
transparent milkvetch
(
Astragalus diaphanus
)
Trelease's milkvetch
(
Astragalus racemosus var. treleasei
)
Trinidad milkvetch
(
Astragalus puniceus
)
Trinidad milkvetch
(
Astragalus puniceus var. gertrudis
)
Trinidad milkvetch
(
Astragalus puniceus var. puniceus
)
tufted milkvetch
(
Astragalus spatulatus
)
tundra milkvetch
(
Astragalus umbellatus
)
twogrooved milkvetch
(
Astragalus bisulcatus
)
twogrooved milkvetch
(
Astragalus bisulcatus var. bisulcatus
)
twogrooved milkvetch
(
Astragalus bisulcatus var. major
)
Utah milkvetch
(
Astragalus utahensis
)
violet milkvetch
(
Astragalus iodopetalus
)
Weiser's milkvetch
(
Astragalus beckwithii var. weiserensis
)
Wetherill's milkvetch
(
Astragalus wetherillii
)
widow's milkvetch
(
Astragalus layneae
)
Wilson's milkvetch
(
Astragalus lentiginosus var. wilsonii
)
Wittmann's milkvetch
(
Astragalus wittmannii
)
woody milkvetch
(
Astragalus miser var. hylophilus
)
woollypod milkvetch
(
Astragalus purshii
)
woollypod milkvetch
(
Astragalus purshii var. concinnus
)
woollypod milkvetch
(
Astragalus purshii var. glareosus
)
woollypod milkvetch
(
Astragalus purshii var. purshii
)
yellow milkvetch
(
Astragalus flavus
)
Yellowstone milkvetch
(
Astragalus miser var. praeteritus
)
yucca milkvetch
(
Astragalus lentiginosus var. yuccanus
)
Zion milkvetch
(
Astragalus zionis
)
milkvine
Arizona milkvine
(
Matelea arizonica
)
Texas milkvine
(
Matelea producta
)
milkweed
Arizona milkweed
(
Asclepias angustifolia
)
bract milkweed
(
Asclepias brachystephana
)
broadleaf milkweed
(
Asclepias latifolia
)
butterfly milkweed
(
Asclepias tuberosa
)
butterfly milkweed
(
Asclepias tuberosa var. interior
)
common milkweed
(
Asclepias syriaca
)
Cutler's milkweed
(
Asclepias cutleri
)
Davis' milkweed
(
Asclepias cryptoceras var. davisii
)
desert milkweed
(
Asclepias erosa
)
dwarf milkweed
(
Asclepias involucrata
)
dwarf milkweed
(
Asclepias macrosperma
)
Engelmann's milkweed
(
Asclepias engelmanniana
)
green comet milkweed
(
Asclepias viridiflora
)
hairy milkweed
(
Funastrum hirtellum
)
Hall's milkweed
(
Asclepias hallii
)
horsetail milkweed
(
Asclepias subverticillata
)
longhood milkweed
(
Asclepias macrotis
)
mahogany milkweed
(
Asclepias hypoleuca
)
Mexican whorled milkweed
(
Asclepias fascicularis
)
nodding milkweed
(
Asclepias glaucescens
)
oval-leaf milkweed
(
Asclepias ovalifolia
)
pallid milkweed
(
Asclepias cryptoceras
)
pineneedle milkweed
(
Asclepias linaria
)
plains milkweed
(
Asclepias pumila
)
Rusby's milkweed
(
Asclepias rusbyi
)
rush milkweed
(
Asclepias subulata
)
Ruth's milkweed
(
Asclepias sanjuanensis
)
sand milkweed
(
Asclepias arenaria
)
showy milkweed
(
Asclepias speciosa
)
slimleaf milkweed
(
Asclepias stenophylla
)
slimpod milkweed
(
Asclepias quinquedentata
)
spider milkweed
(
Asclepias asperula
)
swamp milkweed
(
Asclepias incarnata
)
tufted milkweed
(
Asclepias nummularia
)
wheel milkweed
(
Asclepias uncialis
)
whorled milkweed
(
Asclepias verticillata
)
zizotes milkweed
(
Asclepias oenotheroides
)
milkwort
blue milkwort
(
Polygala barbeyana
)
glandleaf milkwort
(
Polygala macradenia
)
Huachuca Mountain milkwort
(
Polygala piliophora
)
Rusby's milkwort
(
Polygala rusbyi
)
sea milkwort
(
Glaux maritima
)
shrubby milkwort
(
Polygala lindheimeri
)
shrubby milkwort
(
Polygala lindheimeri var. parvifolia
)
spiny milkwort
(
Polygala subspinosa
)
Steyermark's milkwort
(
Polygala rimulicola
)
velvetseed milkwort
(
Polygala obscura
)
white milkwort
(
Polygala alba
)
whorled milkwort
(
Polygala verticillata
)
millet
African finger millet
(
Eleusine coracana ssp. africana
)
broomcorn millet
(
Panicum miliaceum
)
finger millet
(
Eleusine coracana
)
mimosa
catclaw mimosa
(
Mimosa aculeaticarpa
)
catclaw mimosa
(
Mimosa aculeaticarpa var. biuncifera
)
fourvalve mimosa
(
Mimosa quadrivalvis
)
fragrant mimosa
(
Mimosa borealis
)
Graham's mimosa
(
Mimosa grahamii
)
velvetpod mimosa
(
Mimosa dysocarpa
)
minerslettuce
annual water minerslettuce
(
Montia fontana
)
littleleaf minerslettuce
(
Claytonia parvifolia
)
littleleaf minerslettuce
(
Montia parvifolia
)
narrowleaf minerslettuce
(
Montia linearis
)
water minerslettuce
(
Montia chamissoi
)
mint
frosted mint
(
Poliomintha incana
)
wild mint
(
Mentha arvensis
)
mistletoe
American dwarf mistletoe
(
Arceuthobium americanum
)
Bollean mistletoe
(
Phoradendron bolleanum
)
Colorado Desert mistletoe
(
Phoradendron macrophyllum
)
Colorado Desert mistletoe
(
Phoradendron macrophyllum ssp. macrophyllum
)
Cory's mistletoe
(
Phoradendron coryae
)
Douglas-fir dwarf mistletoe
(
Arceuthobium douglasii
)
downy mistletoe
(
Phoradendron capitellatum
)
Huachuca Mountain dwarf mistletoe
(
Arceuthobium gillii
)
juniper mistletoe
(
Phoradendron juniperinum
)
limber pine dwarf mistletoe
(
Arceuthobium cyanocarpum
)
mesquite mistletoe
(
Phoradendron californicum
)
Pacific mistletoe
(
Phoradendron villosum
)
pineland dwarf mistletoe
(
Arceuthobium vaginatum
)
pinyon dwarf mistletoe
(
Arceuthobium divaricatum
)
western dwarf mistletoe
(
Arceuthobium campylopodum
)
miterwort
Brewer's miterwort
(
Mitella breweri
)
drywoods miterwort
(
Mitella stauropetala var. stenopetala
)
fivestamen miterwort
(
Mitella pentandra
)
naked miterwort
(
Mitella nuda
)
slightstemmed miterwort
(
Mitella caulescens
)
smallflower miterwort
(
Mitella stauropetala
)
smallflower miterwort
(
Mitella stauropetala var. stauropetala
)
threeparted miterwort
(
Mitella trifida
)
threeparted miterwort
(
Mitella trifida var. trifida
)
Williams' miterwort
(
Conimitella williamsii
)
moleplant
moleplant
(
Euphorbia lathyris
)
molly
green molly
(
Kochia americana
)
monardella
Arizona monardella
(
Monardella arizonica
)
mountain monardella
(
Monardella odoratissima
)
pale monardella
(
Monardella odoratissima var. glauca
)
pale monardella
(
Monardella odoratissima var. parvifolia
)
monkeyflower
annual redspot monkeyflower
(
Mimulus parryi
)
Bigelow's monkeyflower
(
Mimulus bigelovii
)
Brewer's monkeyflower
(
Mimulus breweri
)
Cusick's monkeyflower
(
Mimulus cusickii
)
dwarf purple monkeyflower
(
Mimulus nanus
)
dwarf purple monkeyflower
(
Mimulus nanus ssp. nanus
)
Eastwood's monkeyflower
(
Mimulus eastwoodiae
)
false monkeyflower
(
Mimetanthe pilosa
)
James' monkeyflower
(
Mimulus glabratus var. jamesii
)
little redstem monkeyflower
(
Mimulus rubellus
)
manyflowered monkeyflower
(
Mimulus floribundus
)
Mojave monkeyflower
(
Mimulus mohavensis
)
North Idaho monkeyflower
(
Mimulus clivicola
)
primrose monkeyflower
(
Mimulus primuloides
)
primrose monkeyflower
(
Mimulus primuloides var. primuloides
)
purple monkeyflower
(
Mimulus lewisii
)
Rocky Mountain monkeyflower
(
Mimulus gemmiparus
)
roundleaf monkeyflower
(
Mimulus glabratus
)
roundleaf monkeyflower
(
Mimulus glabratus var. glabratus
)
scarlet monkeyflower
(
Mimulus cardinalis
)
scarlet monkeyflower
(
Mimulus verbenaceus
)
seep monkeyflower
(
Mimulus guttatus
)
shortflower monkeyflower
(
Mimulus breviflorus
)
Suksdorf's monkeyflower
(
Mimulus suksdorfii
)
Tiling's monkeyflower
(
Mimulus tilingii
)
Tiling's monkeyflower
(
Mimulus tilingii var. tilingii
)
toothpetal monkeyflower
(
Mimulus dentilobus
)
Washington monkeyflower
(
Mimulus washingtonensis
)
monkshood
Columbian monkshood
(
Aconitum columbianum
)
Columbian monkshood
(
Aconitum columbianum ssp. columbianum
)
larkspurleaf monkshood
(
Aconitum delphiniifolium
)
moonwort
common moonwort
(
Botrychium lunaria
)
Iowa moonwort
(
Botrychium campestre
)
Mingan moonwort
(
Botrychium minganense
)
mountain moonwort
(
Botrychium montanum
)
northern moonwort
(
Botrychium pinnatum
)
peculiar moonwort
(
Botrychium paradoxum
)
scalloped moonwort
(
Botrychium crenulatum
)
stalked moonwort
(
Botrychium pedunculosum
)
trianglelobe moonwort
(
Botrychium ascendens
)
western moonwort
(
Botrychium hesperium
)
morning-glory
bush morning-glory
(
Ipomoea leptophylla
)
canyon morning-glory
(
Ipomoea barbatisepala
)
crestrib morning-glory
(
Ipomoea costellata
)
dwarf morning-glory
(
Convolvulus tricolor
)
Huachuca Mountain morning-glory
(
Ipomoea plummerae
)
ivyleaf morning-glory
(
Ipomoea nil
)
purple morning-glory
(
Ipomoea capillacea
)
shaggy dwarf morning-glory
(
Evolvulus nuttallianus
)
silky morning-glory
(
Ipomoea pubescens
)
silver dwarf morning-glory
(
Evolvulus sericeus
)
silver dwarf morning-glory
(
Evolvulus sericeus var. sericeus
)
slender dwarf morning-glory
(
Evolvulus alsinoides
)
slender dwarf morning-glory
(
Evolvulus alsinoides var. angustifolius
)
tall morning-glory
(
Ipomoea purpurea
)
Trans-Pecos morning-glory
(
Ipomoea cristulata
)
tripleleaf morning-glory
(
Ipomoea leptotoma
)
wild dwarf morning-glory
(
Evolvulus arizonicus
)
motherwort
common motherwort
(
Leonurus cardiaca
)
moundscale
moundscale
(
Atriplex gardneri var. aptera
)
mountain
snow on the mountain
(
Euphorbia marginata
)
mountain-avens
eightpetal mountain-avens
(
Dryas octopetala
)
Hooker's mountain-avens
(
Dryas octopetala var. hookeriana
)
mountainheath
pink mountainheath
(
Phyllodoce empetriformis
)
yellow mountainheath
(
Phyllodoce glanduliflora
)
mountainmist
mountainmist
(
Eriogonum parishii
)
mountainparsley
Trans-Pecos false mountainparsley
(
Pseudocymopterus longiradiatus
)
mountains
rue of the mountains
(
Thamnosma texana
)
mountainsorrel
alpine mountainsorrel
(
Oxyria digyna
)
mourningbride
mourningbride
(
Scabiosa atropurpurea
)
mousetail
Arizona mousetail
(
Myosurus cupulatus
)
bristly mousetail
(
Myosurus apetalus
)
bristly mousetail
(
Myosurus apetalus var. borealis
)
bristly mousetail
(
Myosurus apetalus var. montanus
)
manyleaf mousetail
(
Ivesia multifoliolata
)
tiny mousetail
(
Myosurus minimus
)
Utah mousetail
(
Ivesia utahensis
)
western mousetail
(
Myosurus nitidus
)
mudplantain
blue mudplantain
(
Heteranthera limosa
)
grassleaf mudplantain
(
Heteranthera dubia
)
mudwort
water mudwort
(
Limosella aquatica
)
muhly
annual muhly
(
Muhlenbergia minutissima
)
Arizona muhly
(
Muhlenbergia arizonica
)
bamboo muhly
(
Muhlenbergia dumosa
)
bush muhly
(
Muhlenbergia porteri
)
cliff muhly
(
Muhlenbergia polycaulis
)
creeping muhly
(
Muhlenbergia repens
)
curlyleaf muhly
(
Muhlenbergia setifolia
)
delicate muhly
(
Muhlenbergia fragilis
)
desert muhly
(
Muhlenbergia glauca
)
Devils Canyon muhly
(
Muhlenbergia appressa
)
ear muhly
(
Muhlenbergia arenacea
)
foxtail muhly
(
Muhlenbergia andina
)
green muhly
(
Muhlenbergia ramulosa
)
littleseed muhly
(
Muhlenbergia microsperma
)
longawn muhly
(
Muhlenbergia spiciformis
)
longtongue muhly
(
Muhlenbergia longiligula
)
marsh muhly
(
Muhlenbergia racemosa
)
marshland muhly
(
Muhlenbergia sinuosa
)
mat muhly
(
Muhlenbergia richardsonis
)
Mexican muhly
(
Muhlenbergia mexicana
)
mountain muhly
(
Muhlenbergia montana
)
Navajo muhly
(
Muhlenbergia arsenei
)
New Mexico muhly
(
Muhlenbergia pauciflora
)
pine muhly
(
Muhlenbergia dubia
)
plains muhly
(
Muhlenbergia cuspidata
)
pullup muhly
(
Muhlenbergia filiformis
)
purple muhly
(
Muhlenbergia rigida
)
ring muhly
(
Muhlenbergia gracillima
)
ring muhly
(
Muhlenbergia torreyi
)
sand muhly
(
Muhlenbergia arenicola
)
sandhill muhly
(
Muhlenbergia pungens
)
screwleaf muhly
(
Muhlenbergia straminea
)
screwleaf muhly
(
Muhlenbergia virescens
)
short muhly
(
Muhlenbergia brevis
)
sixweeks muhly
(
Muhlenbergia depauperata
)
slender muhly
(
Muhlenbergia tenuifolia
)
slimstem muhly
(
Muhlenbergia filiculmis
)
southwestern muhly
(
Muhlenbergia palmeri
)
spike muhly
(
Muhlenbergia wrightii
)
spiked muhly
(
Muhlenbergia glomerata
)
sycamore muhly
(
Muhlenbergia elongata
)
Texas muhly
(
Muhlenbergia texana
)
Thurber's muhly
(
Muhlenbergia thurberi
)
Utah muhly
(
Muhlenbergia curtifolia
)
mujer
mala mujer
(
Cnidoscolus angustidens
)
mulberry
Texas mulberry
(
Morus microphylla
)
white mulberry
(
Morus alba
)
mule-ears
Arizona mule-ears
(
Wyethia arizonica
)
badlands mule-ears
(
Scabrethia scabra
)
badlands mule-ears
(
Scabrethia scabra ssp. scabra
)
mule-ears
(
Wyethia amplexicaulis
)
sunflower mule-ears
(
Wyethia helianthoides
)
mule-fat
mule-fat
(
Baccharis glutinosa
)
mullein
common mullein
(
Verbascum thapsus
)
moth mullein
(
Verbascum blattaria
)
orange mullein
(
Verbascum phlomoides
)
muskflower
muskflower
(
Mimulus moschatus
)
muskflower
(
Mimulus moschatus var. moschatus
)
muskroot
muskroot
(
Adoxa moschatellina
)
mustard
African mustard
(
Malcolmia africana
)
Asian mustard
(
Brassica tournefortii
)
black mustard
(
Brassica nigra
)
California mustard
(
Caulanthus lasiophyllus
)
California mustard
(
Guillenia lasiophylla
)
charlock mustard
(
Sinapis arvensis
)
elongated mustard
(
Brassica elongata
)
field mustard
(
Brassica rapa
)
field mustard
(
Brassica rapa var. rapa
)
hare's ear mustard
(
Conringia orientalis
)
India mustard
(
Brassica juncea
)
small tumbleweed mustard
(
Sisymbrium loeselii
)
Syrian mustard
(
Euclidium syriacum
)
white mustard
(
Sinapis alba
)
muttongrass
muttongrass
(
Poa fendleriana
)
muttongrass
(
Poa fendleriana ssp. fendleriana
)
muttongrass
(
Poa fendleriana ssp. longiligula
)
N
nailwort
creeping nailwort
(
Paronychia sessiliflora
)
James' nailwort
(
Paronychia jamesii
)
paper nailwort
(
Paronychia pulvinata
)
spreading nailwort
(
Paronychia depressa
)
nakedwood
Las Animas nakedwood
(
Colubrina californica
)
nama
bristly nama
(
Nama hispidum
)
leafy nama
(
Nama densum
)
nannyberry
nannyberry
(
Viburnum lentago
)
narcissus
poet's narcissus
(
Narcissus poeticus
)
navarretia
Brewer's navarretia
(
Navarretia breweri
)
divaricate navarretia
(
Navarretia divaricata
)
divaricate navarretia
(
Navarretia divaricata ssp. divaricata
)
near navarretia
(
Navarretia intertexta var. propinqua
)
needleleaf navarretia
(
Navarretia intertexta
)
necklacepod
Arizona necklacepod
(
Sophora arizonica
)
fringeleaf necklacepod
(
Sophora stenophylla
)
neckweed
neckweed
(
Veronica peregrina
)
needle
Eve's needle
(
Yucca faxoniana
)
needlegrass
Columbia needlegrass
(
Achnatherum nelsonii
)
Columbia needlegrass
(
Achnatherum nelsonii ssp. nelsonii
)
Dore's needlegrass
(
Achnatherum nelsonii ssp. dorei
)
finestem needlegrass
(
Nassella tenuissima
)
green needlegrass
(
Nassella viridula
)
Lemmon's needlegrass
(
Achnatherum lemmonii
)
Lemmon's needlegrass
(
Achnatherum lemmonii ssp. lemmonii
)
Letterman's needlegrass
(
Achnatherum lettermanii
)
littleawn needlegrass
(
Achnatherum lobatum
)
Mormon needlegrass
(
Achnatherum aridum
)
Nevada needlegrass
(
Achnatherum nevadense
)
New Mexico needlegrass
(
Achnatherum perplexum
)
pine needlegrass
(
Achnatherum pinetorum
)
Porter's false needlegrass
(
Ptilagrostis porteri
)
Richardson's needlegrass
(
Achnatherum richardsonii
)
Scribner needlegrass
(
Achnatherum scribneri
)
southwestern needlegrass
(
Achnatherum eminens
)
Swallen's needlegrass
(
Achnatherum swallenii
)
Thurber's needlegrass
(
Achnatherum thurberianum
)
western needlegrass
(
Achnatherum occidentale
)
needles
Spanish needles
(
Bidens bipinnata
)
nemophila
basin nemophila
(
Nemophila breviflora
)
Kirtley's nemophila
(
Nemophila kirtleyi
)
littlefoot nemophila
(
Nemophila pedunculata
)
smallflower nemophila
(
Nemophila parviflora
)
smallflower nemophila
(
Nemophila parviflora var. austiniae
)
smallflower nemophila
(
Nemophila parviflora var. parviflora
)
neoparrya
Bill's neoparrya
(
Neoparrya lithophila
)
neststraw
Sonoran neststraw
(
Stylocline sonorensis
)
woollyhead neststraw
(
Stylocline micropoides
)
nettle
California nettle
(
Urtica dioica var. procera
)
mountain nettle
(
Urtica gracilenta
)
smallspike false nettle
(
Boehmeria cylindrica
)
stinging nettle
(
Urtica dioica
)
stinging nettle
(
Urtica dioica var. occidentalis
)
nettlespurge
ragged nettlespurge
(
Jatropha macrorhiza
)
ragged nettlespurge
(
Jatropha macrorhiza var. septemfida
)
nightcaps
nightcaps
(
Anemone quinquefolia var. quinquefolia
)
nightshade
American black nightshade
(
Solanum americanum
)
black nightshade
(
Solanum nigrum
)
buffalobur nightshade
(
Solanum rostratum
)
chaparral nightshade
(
Solanum xanti
)
chaparral nightshade
(
Solanum xanti var. xanti
)
climbing nightshade
(
Solanum dulcamara
)
cutleaf nightshade
(
Solanum triflorum
)
deadly nightshade
(
Solanum interius
)
greenspot nightshade
(
Solanum douglasii
)
hoe nightshade
(
Solanum physalifolium
)
hoe nightshade
(
Solanum physalifolium var. nitidibaccatum
)
melonleaf nightshade
(
Solanum heterodoxum
)
New Mexican nightshade
(
Solanum heterodoxum var. novomexicanum
)
silverleaf nightshade
(
Solanum elaeagnifolium
)
small enchanter's nightshade
(
Circaea alpina
)
small enchanter's nightshade
(
Circaea alpina var. pacifica
)
sonoita nightshade
(
Solanum adscendens
)
ninebark
Atlantic ninebark
(
Physocarpus opulifolius var. intermedius
)
common ninebark
(
Physocarpus opulifolius
)
dwarf ninebark
(
Physocarpus alternans
)
mallow ninebark
(
Physocarpus malvaceus
)
mountain ninebark
(
Physocarpus monogynus
)
nipplewort
common nipplewort
(
Lapsana communis
)
nolina
Bigelow's nolina
(
Nolina bigelovii
)
northern-rockcress
low northern-rockcress
(
Braya humilis
)
smooth northern-rockcress
(
Braya glabella
)
noseburn
branched noseburn
(
Tragia ramosa
)
catnip noseburn
(
Tragia nepetifolia
)
dogtooth noseburn
(
Tragia amblyodonta
)
Sonoita noseburn
(
Tragia laciniata
)
nut
pistachio nut
(
Pistacia vera
)
nutgrass
nutgrass
(
Cyperus rotundus
)
nutsedge
yellow nutsedge
(
Cyperus esculentus
)
yellow nutsedge
(
Cyperus esculentus var. leptostachyus
)
O
oak
Arizona white oak
(
Quercus arizonica
)
bur oak
(
Quercus macrocarpa
)
canyon live oak
(
Quercus chrysolepis
)
Emory oak
(
Quercus emoryi
)
Gambel oak
(
Quercus gambelii
)
gray oak
(
Quercus grisea
)
Havard oak
(
Quercus havardii
)
Mexican blue oak
(
Quercus oblongifolia
)
netleaf oak
(
Quercus rugosa
)
Palmer oak
(
Quercus palmeri
)
pungent oak
(
Quercus pungens
)
silverleaf oak
(
Quercus hypoleucoides
)
Sonoran scrub oak
(
Quercus turbinella
)
Toumey oak
(
Quercus toumeyi
)
oakfern
western oakfern
(
Gymnocarpium dryopteris
)
oat
animated oat
(
Avena sterilis
)
common oat
(
Avena sativa
)
prairie false oat
(
Trisetum interruptum
)
slender oat
(
Avena barbata
)
wild oat
(
Avena fatua
)
oatgrass
California oatgrass
(
Danthonia californica
)
Morton's alpine oatgrass
(
Helictotrichon mortonianum
)
Parry's oatgrass
(
Danthonia parryi
)
poverty oatgrass
(
Danthonia spicata
)
tall oatgrass
(
Arrhenatherum elatius
)
tall oatgrass
(
Arrhenatherum elatius var. elatius
)
timber oatgrass
(
Danthonia intermedia
)
oceanspray
oceanspray
(
Holodiscus discolor
)
o'clock
Colorado four o'clock
(
Mirabilis multiflora
)
Colorado four o'clock
(
Mirabilis multiflora var. glandulosa
)
Colorado four o'clock
(
Mirabilis multiflora var. multiflora
)
heartleaf four o'clock
(
Mirabilis nyctaginea
)
narrowleaf four o'clock
(
Mirabilis linearis
)
narrowleaf four o'clock
(
Mirabilis linearis var. linearis
)
roundleaf four o'clock
(
Mirabilis rotundifolia
)
smooth four o'clock
(
Mirabilis glabra
)
sweet four o'clock
(
Mirabilis longiflora
)
white four o'clock
(
Mirabilis albida
)
winged four o'clock
(
Mirabilis alipes
)
ocotillo
ocotillo
(
Fouquieria splendens
)
old-man-in-the-Spring
old-man-in-the-Spring
(
Senecio vulgaris
)
oleander
oleander
(
Nerium oleander
)
olive
desert olive
(
Forestiera shrevei
)
Russian olive
(
Elaeagnus angustifolia
)
onion
Blue Mountain onion
(
Allium dictuon
)
Brandegee's onion
(
Allium brandegeei
)
bulbil onion
(
Allium geyeri var. tenerum
)
Cuddy Mountain onion
(
Allium fibrillum
)
Douglas' onion
(
Allium douglasii
)
Drummond's onion
(
Allium drummondii
)
Geyer's onion
(
Allium geyeri
)
Geyer's onion
(
Allium geyeri var. geyeri
)
gland onion
(
Allium rhizomatum
)
Goodding's onion
(
Allium gooddingii
)
Kunth's onion
(
Allium kunthii
)
largeflower onion
(
Allium macropetalum
)
Nevada onion
(
Allium nevadense
)
New Mexican nodding onion
(
Allium cernuum var. neomexicanum
)
nodding onion
(
Allium cernuum
)
Pacific onion
(
Allium validum
)
Robinson's onion
(
Allium robinsonii
)
sevendevils onion
(
Allium tolmiei var. persimile
)
shortstyle onion
(
Allium brevistylum
)
simil onion
(
Allium simillimum
)
small onion
(
Allium parvum
)
swamp onion
(
Allium madidum
)
Tanners Canyon onion
(
Allium plummerae
)
tapertip onion
(
Allium acuminatum
)
textile onion
(
Allium textile
)
Tolmie's onion
(
Allium tolmiei
)
Tolmie's onion
(
Allium tolmiei var. tolmiei
)
twincrest onion
(
Allium bisceptrum
)
oniongrass
Alaska oniongrass
(
Melica subulata
)
little oniongrass
(
Melica fugax
)
oniongrass
(
Melica bulbosa
)
purple oniongrass
(
Melica spectabilis
)
onyxflower
onyxflower
(
Achyronychia cooperi
)
ookow
ookow
(
Dichelostemma congestum
)
Opar
jewels of Opar
(
Talinum paniculatum
)
orache
garden orache
(
Atriplex hortensis
)
orange
Arizonia orange
(
Choisya dumosa var. arizonica
)
hoary mock orange
(
Philadelphus pubescens
)
hoary mock orange
(
Philadelphus pubescens var. pubescens
)
Lewis' mock orange
(
Philadelphus lewisii
)
littleleaf mock orange
(
Philadelphus microphyllus
)
Mexican orange
(
Choisya dumosa
)
Mexican orange
(
Choisya dumosa var. mollis
)
osage orange
(
Maclura pomifera
)
silvercup mock orange
(
Philadelphus argyrocalyx
)
sweet mock orange
(
Philadelphus coronarius
)
thymeleaf mock orange
(
Philadelphus serpyllifolius
)
orchardgrass
orchardgrass
(
Dactylis glomerata
)
orchid
alcove bog orchid
(
Platanthera zothecina
)
bluntleaved orchid
(
Platanthera obtusata
)
Chiricahua adder's-mouth orchid
(
Malaxis soulei
)
Cochise adder's-mouth orchid
(
Malaxis porphyrea
)
Huachuca Mountain adder's-mouth orchid
(
Malaxis corymbosa
)
Huron green orchid
(
Platanthera huronensis
)
lesser roundleaved orchid
(
Platanthera orbiculata
)
longbract frog orchid
(
Coeloglossum viride
)
northern green orchid
(
Platanthera aquilonis
)
phantom orchid
(
Cephalanthera austiniae
)
purple-petal bog orchid
(
Platanthera purpurascens
)
roundleaf orchid
(
Amerorchis rotundifolia
)
Sierra bog orchid
(
Platanthera dilatata var. leucostachys
)
slender bog orchid
(
Platanthera stricta
)
slender-spire orchid
(
Piperia unalascensis
)
sparse-flowered bog orchid
(
Platanthera sparsiflora
)
stream orchid
(
Epipactis gigantea
)
Thurber's bog orchid
(
Platanthera limosa
)
oreoxis
alpine oreoxis
(
Cymopterus alpinus
)
othake
othake
(
Palafoxia sphacelata
)
owl's-claws
owl's-claws
(
Hymenoxys hoopesii
)
owl's-clover
purplewhite owl's-clover
(
Orthocarpus purpureoalbus
)
thinleaved owl's-clover
(
Orthocarpus tenuifolius
)
Tolmie's owl's-clover
(
Orthocarpus tolmiei
)
yellow owl's-clover
(
Orthocarpus luteus
)
oxeye
smooth oxeye
(
Heliopsis helianthoides
)
smooth oxeye
(
Heliopsis helianthoides var. scabra
)
oxytheca
narrowleaf oxytheca
(
Oxytheca dendroidea
)
narrowleaf oxytheca
(
Oxytheca dendroidea ssp. dendroidea
)
oxytrope
blackish oxytrope
(
Oxytropis nigrescens
)
Maydell's oxytrope
(
Oxytropis maydelliana
)
mountain oxytrope
(
Oxytropis oreophila
)
mountain oxytrope
(
Oxytropis oreophila var. oreophila
)
Nuttall's oxytrope
(
Oxytropis multiceps
)
Parry's oxytrope
(
Oxytropis parryi
)
P
paintbrush
acute Indian paintbrush
(
Castilleja hispida var. acuta
)
beautiful Indian paintbrush
(
Castilleja pulchella
)
country Indian paintbrush
(
Castilleja flava var. rustica
)
Coville's Indian paintbrush
(
Castilleja covilleana
)
Cusick's Indian paintbrush
(
Castilleja cusickii
)
deer Indian paintbrush
(
Castilleja cervina
)
exserted Indian paintbrush
(
Castilleja exserta
)
exserted Indian paintbrush
(
Castilleja exserta ssp. exserta
)
giant red Indian paintbrush
(
Castilleja miniata
)
gland Indian paintbrush
(
Castilleja glandulifera
)
hairy Indian paintbrush
(
Castilleja tenuis
)
harsh Indian paintbrush
(
Castilleja hispida
)
Hayden's Indian paintbrush
(
Castilleja haydenii
)
Huachuca Mountain Indian paintbrush
(
Castilleja patriotica
)
lesser Indian paintbrush
(
Castilleja exilis
)
lesser Indian paintbrush
(
Castilleja minor
)
lesser Indian paintbrush
(
Castilleja minor ssp. spiralis
)
longspike Indian paintbrush
(
Castilleja pilosa var. longispica
)
marshmeadow Indian paintbrush
(
Castilleja lineata
)
mountainside Indian paintbrush
(
Castilleja crista-galli
)
northwestern Indian paintbrush
(
Castilleja angustifolia
)
northwestern Indian paintbrush
(
Castilleja angustifolia var. angustifolia
)
pale Indian paintbrush
(
Castilleja pallescens
)
pale Indian paintbrush
(
Castilleja pallescens var. inverta
)
pale Indian paintbrush
(
Castilleja pallescens var. pallescens
)
parrothead Indian paintbrush
(
Castilleja pilosa
)
parrothead Indian paintbrush
(
Castilleja pilosa var. pilosa
)
Rincon Mountain Indian paintbrush
(
Castilleja austromontana
)
rough Indian paintbrush
(
Castilleja scabrida
)
Sacramento Mountain Indian paintbrush
(
Castilleja wootonii
)
Santa Catalina Indian paintbrush
(
Castilleja tenuiflora
)
shortflower Indian paintbrush
(
Castilleja puberula
)
Sierra woolly Indian paintbrush
(
Castilleja lanata
)
Sierra woolly Indian paintbrush
(
Castilleja lanata
)
Sierra woolly Indian paintbrush
(
Castilleja lanata ssp. lanata
)
snow Indian paintbrush
(
Castilleja nivea
)
sticky Indian paintbrush
(
Castilleja viscidula
)
stiff yellow Indian paintbrush
(
Castilleja lutescens
)
sulphur Indian paintbrush
(
Castilleja sulphurea
)
Trans-Pecos Indian paintbrush
(
Castilleja nervata
)
wavyleaf Indian paintbrush
(
Castilleja applegatei
)
wavyleaf Indian paintbrush
(
Castilleja applegatei var. pinetorum
)
wavyleaf Indian paintbrush
(
Castilleja martinii
)
western Indian paintbrush
(
Castilleja occidentalis
)
wholeleaf Indian paintbrush
(
Castilleja integra
)
wholeleaf Indian paintbrush
(
Castilleja integra var. integra
)
Wyoming Indian paintbrush
(
Castilleja linariifolia
)
yellow Indian paintbrush
(
Castilleja flava
)
yellow Indian paintbrush
(
Castilleja flava var. flava
)
Zion Indian paintbrush
(
Castilleja scabrida var. scabrida
)
paintedcup
downy paintedcup
(
Castilleja sessiliflora
)
palafox
desert palafox
(
Palafoxia arida
)
desert palafox
(
Palafoxia arida var. arida
)
rosy palafox
(
Palafoxia rosea
)
paleface
paleface
(
Hibiscus denudatus
)
palm
California fan palm
(
Washingtonia filifera
)
paloverde
blue paloverde
(
Parkinsonia florida
)
yellow paloverde
(
Parkinsonia microphylla
)
panicgrass
fall panicgrass
(
Panicum dichotomiflorum
)
fall panicgrass
(
Panicum dichotomiflorum var. dichotomiflorum
)
Hall's panicgrass
(
Panicum hallii
)
Hall's panicgrass
(
Panicum hallii var. hallii
)
Mexican panicgrass
(
Panicum hirticaule
)
Mexican panicgrass
(
Panicum hirticaule var. hirticaule
)
Mojave panicgrass
(
Panicum mohavense
)
redtop panicgrass
(
Panicum rigidulum
)
redtop panicgrass
(
Panicum rigidulum var. rigidulum
)
roundseed panicgrass
(
Dichanthelium sphaerocarpon
)
slimleaf panicgrass
(
Dichanthelium linearifolium
)
western panicgrass
(
Dichanthelium acuminatum var. fasciculatum
)
panicum
Leiberg's panicum
(
Dichanthelium leibergii
)
pansy
field pansy
(
Viola bicolor
)
paperflower
Baker's paperflower
(
Psilostrophe bakeri
)
greenstem paperflower
(
Psilostrophe sparsiflora
)
whitestem paperflower
(
Psilostrophe cooperi
)
woolly paperflower
(
Psilostrophe tagetina
)
pappusgrass
nineawn pappusgrass
(
Enneapogon desvauxii
)
whiplash pappusgrass
(
Pappophorum vaginatum
)
Parnassus
fringed grass of Parnassus
(
Parnassia fimbriata
)
fringed grass of Parnassus
(
Parnassia fimbriata var. fimbriata
)
fringed grass of Parnassus
(
Parnassia fimbriata var. intermedia
)
Kotzebue's grass of Parnassus
(
Parnassia kotzebuei
)
marsh grass of Parnassus
(
Parnassia palustris
)
mountain grass of Parnassus
(
Parnassia palustris var. montanensis
)
parsley
Lassen parsley
(
Lomatium ravenii
)
MacDougal's Indian parsley
(
Cymopterus macdougalii
)
Rocky Mountain Indian parsley
(
Cymopterus anisatus
)
sessileflower Indian parsley
(
Aletes sessiliflorus
)
stemless Indian parsley
(
Aletes acaulis
)
Trans-Pecos Indian parsley
(
Aletes filifolius
)
whiskbroom parsley
(
Harbouria trachypleura
)
parsnip
wild parsnip
(
Pastinaca sativa
)
pasmo
yerba de pasmo
(
Baccharis pteronioides
)
paspalum
thin paspalum
(
Paspalum setaceum
)
pasqueflower
eastern pasqueflower
(
Anemone patens
)
passionflower
Mexican passionflower
(
Passiflora mexicana
)
pea
aspen pea
(
Lathyrus laetivirens
)
aspen pea
(
Lathyrus lanszwertii var. pallescens
)
Bonneville pea
(
Lathyrus brachycalyx
)
bush pea
(
Lathyrus brachycalyx var. zionis
)
chick pea
(
Cicer arietinum
)
cream pea
(
Lathyrus ochroleucus
)
fewflower pea
(
Lathyrus pauciflorus
)
fewflower pea
(
Lathyrus pauciflorus var. pauciflorus
)
flat pea
(
Lathyrus sylvestris
)
grass pea
(
Lathyrus nissolia
)
grass pea
(
Lathyrus sphaericus
)
hoary pea
(
Lathyrus polymorphus var. incanus
)
Lanszwert's pea
(
Lathyrus lanszwertii var. lanszwertii
)
manystem pea
(
Lathyrus polymorphus
)
Nevada pea
(
Lathyrus lanszwertii
)
Nevada pea
(
Lathyrus lanszwertii var. arizonicus
)
Nevada pea
(
Lathyrus lanszwertii var. leucanthus
)
perennial pea
(
Lathyrus latifolius
)
sensitive partridge pea
(
Chamaecrista nictitans
)
Sierra pea
(
Lathyrus nevadensis
)
Sierra pea
(
Lathyrus nevadensis ssp. cusickii
)
slender sensitive pea
(
Chamaecrista serpens
)
Tangier pea
(
Lathyrus tingitanus
)
Utah pea
(
Lathyrus pauciflorus var. utahensis
)
woodland sensitive pea
(
Chamaecrista calycioides
)
Wright's sensitive pea
(
Chamaecrista serpens var. wrightii
)
yellow pea
(
Lathyrus aphaca
)
peach
peach
(
Prunus persica
)
pear
common pear
(
Pyrus communis
)
pearlwort
arctic pearlwort
(
Sagina saginoides
)
birdeye pearlwort
(
Sagina procumbens
)
peashrub
dwarf peashrub
(
Caragana aurantiaca
)
Siberian peashrub
(
Caragana arborescens
)
pectis
narrowleaf pectis
(
Pectis angustifolia var. angustifolia
)
pedicularis
fernleaved pedicularis
(
Pedicularis cystopteridifolia
)
peganum
harmal peganum
(
Peganum harmala
)
pellitory
Pennsylvania pellitory
(
Parietaria pensylvanica
)
rillita pellitory
(
Parietaria hespera
)
rillita pellitory
(
Parietaria hespera var. hespera
)
pelotazo
pelotazo
(
Abutilon incanum
)
penny
tinker's penny
(
Hypericum anagalloides
)
pennycress
alpine pennycress
(
Noccaea montana
)
alpine pennycress
(
Noccaea montana var. montana
)
claspleaf pennycress
(
Thlaspi perfoliatum
)
field pennycress
(
Thlaspi arvense
)
meadow pennycress
(
Noccaea parviflora
)
pennyroyal
Drummond's false pennyroyal
(
Hedeoma drummondii
)
dwarf false pennyroyal
(
Hedeoma nana
)
Reverchon's false pennyroyal
(
Hedeoma reverchonii
)
White Mountain false pennyroyal
(
Hedeoma pulcherrima
)
penstemon
alpine sawsepal penstemon
(
Penstemon glaber var. alpinus
)
beardlip penstemon
(
Penstemon barbatus
)
beardlip penstemon
(
Penstemon barbatus var. trichander
)
blue penstemon
(
Penstemon cyaneus
)
Brandegee's penstemon
(
Penstemon glaber var. brandegeei
)
Bridge penstemon
(
Penstemon rostriflorus
)
bush penstemon
(
Penstemon fruticosus
)
bush penstemon
(
Penstemon fruticosus var. fruticosus
)
Central Idaho penstemon
(
Penstemon montanus var. idahoensis
)
Cleburn's penstemon
(
Penstemon eriantherus var. cleburnei
)
coiled anther penstemon
(
Penstemon ophianthus
)
desert penstemon
(
Penstemon pseudospectabilis
)
Fendler's penstemon
(
Penstemon fendleri
)
firecracker penstemon
(
Penstemon eatonii
)
firecracker penstemon
(
Penstemon eatonii
)
firecracker penstemon
(
Penstemon eatonii ssp. exsertus
)
firecracker penstemon
(
Penstemon eatonii var. eatonii
)
firecracker penstemon
(
Penstemon eatonii var. undosus
)
fuzzytongue penstemon
(
Penstemon eriantherus
)
fuzzytongue penstemon
(
Penstemon eriantherus var. eriantherus
)
globe penstemon
(
Penstemon globosus
)
lilac penstemon
(
Penstemon gracilis
)
littleflower penstemon
(
Penstemon procerus
)
littleleaf bush penstemon
(
Penstemon fruticosus var. scouleri
)
longsac penstemon
(
Penstemon eriantherus var. redactus
)
Mancos penstemon
(
Penstemon strictiformis
)
mat penstemon
(
Penstemon caespitosus
)
mat penstemon
(
Penstemon caespitosus
)
mat penstemon
(
Penstemon caespitosus var. caespitosus
)
mat penstemon
(
Penstemon caespitosus var. desertipicti
)
mat penstemon
(
Penstemon caespitosus var. perbrevis
)
matroot penstemon
(
Penstemon radicosus
)
mucronate penstemon
(
Penstemon pachyphyllus var. mucronatus
)
oneside penstemon
(
Penstemon virgatus var. asa-grayi
)
Palmer's penstemon
(
Penstemon palmeri
)
Palmer's penstemon
(
Penstemon palmeri var. palmeri
)
Riggin's penstemon
(
Penstemon triphyllus
)
rocky ledge penstemon
(
Penstemon ellipticus
)
Rocky Mountain penstemon
(
Penstemon strictus
)
royal penstemon
(
Penstemon speciosus
)
Rydberg's penstemon
(
Penstemon rydbergii
)
sand penstemon
(
Penstemon arenicola
)
sawleaf bush penstemon
(
Penstemon fruticosus var. serratus
)
sawsepal penstemon
(
Penstemon glaber
)
sawsepal penstemon
(
Penstemon glaber var. glaber
)
scabland penstemon
(
Penstemon deustus
)
scabland penstemon
(
Penstemon deustus var. deustus
)
scabland penstemon
(
Penstemon deustus var. variabilis
)
sidebells penstemon
(
Penstemon secundiflorus
)
Siler's penstemon
(
Penstemon linarioides ssp. sileri
)
Siler's penstemon
(
Penstemon linarioides var. sileri
)
small penstemon
(
Penstemon attenuatus var. pseudoprocerus
)
smooth penstemon
(
Penstemon subglaber
)
snapdragon penstemon
(
Keckiella antirrhinoides
)
snapdragon penstemon
(
Keckiella antirrhinoides ssp. microphylla
)
South Idaho penstemon
(
Penstemon attenuatus var. militaris
)
stickystem penstemon
(
Penstemon glandulosus
)
stickystem penstemon
(
Penstemon glandulosus var. glandulosus
)
stiffleaf penstemon
(
Penstemon aridus
)
sulphur penstemon
(
Penstemon attenuatus
)
sulphur penstemon
(
Penstemon attenuatus var. attenuatus
)
swollen penstemon
(
Penstemon rydbergii var. rydbergii
)
Taos penstemon
(
Penstemon crandallii ssp. taosensis
)
Thurber's penstemon
(
Penstemon thurberi
)
toadflax penstemon
(
Penstemon linarioides
)
toadflax penstemon
(
Penstemon linarioides ssp. coloradoensis
)
Torrey's penstemon
(
Penstemon barbatus var. torreyi
)
tufted penstemon
(
Penstemon laxus
)
Utah penstemon
(
Penstemon utahensis
)
Venus penstemon
(
Penstemon venustus
)
Watson's penstemon
(
Penstemon watsonii
)
waxleaf penstemon
(
Penstemon nitidus
)
waxleaf penstemon
(
Penstemon nitidus var. nitidus
)
Whipple's penstemon
(
Penstemon whippleanus
)
white penstemon
(
Penstemon albidus
)
Wilcox's penstemon
(
Penstemon wilcoxii
)
yellow penstemon
(
Penstemon confertus
)
peony
Brown's peony
(
Paeonia brownii
)
peppertree
Peruvian peppertree
(
Schinus molle
)
pepperweed
alkali pepperweed
(
Lepidium crenatum
)
alkali pepperweed
(
Lepidium dictyotum
)
alkali pepperweed
(
Lepidium dictyotum var. dictyotum
)
bigseed pepperweed
(
Lepidium densiflorum var. macrocarpum
)
Bourgeau's pepperweed
(
Lepidium ramosissimum var. bourgeauanum
)
broadleaved pepperweed
(
Lepidium latifolium
)
clasping pepperweed
(
Lepidium perfoliatum
)
common pepperweed
(
Lepidium densiflorum
)
common pepperweed
(
Lepidium densiflorum var. densiflorum
)
desert pepperweed
(
Lepidium fremontii
)
field pepperweed
(
Lepidium campestre
)
gardencress pepperweed
(
Lepidium sativum
)
hairy pepperweed
(
Lepidium virginicum var. pubescens
)
intermediate pepperweed
(
Lepidium virginicum var. medium
)
Jones' pepperweed
(
Lepidium montanum var. jonesii
)
manybranched pepperweed
(
Lepidium ramosissimum
)
manybranched pepperweed
(
Lepidium ramosissimum var. divergens
)
manybranched pepperweed
(
Lepidium ramosissimum var. ramosissimum
)
miner's pepperweed
(
Lepidium densiflorum var. ramosum
)
mountain pepperweed
(
Lepidium montanum
)
mountain pepperweed
(
Lepidium montanum var. cinereum
)
mountain pepperweed
(
Lepidium montanum var. coloradense
)
mountain pepperweed
(
Lepidium montanum var. glabrum
)
mountain pepperweed
(
Lepidium montanum var. montanum
)
mountain pepperweed
(
Lepidium montanum var. tenellum
)
mountain pepperweed
(
Lepidium montanum var. wyomingense
)
purpleanther field pepperweed
(
Lepidium heterophyllum
)
roadside pepperweed
(
Lepidium ruderale
)
shaggyfruit pepperweed
(
Lepidium lasiocarpum
)
shaggyfruit pepperweed
(
Lepidium lasiocarpum var. lasiocarpum
)
thickleaf pepperweed
(
Lepidium integrifolium
)
thickleaf pepperweed
(
Lepidium integrifolium var. heterophyllum
)
thickleaf pepperweed
(
Lepidium integrifolium var. integrifolium
)
Thurber's pepperweed
(
Lepidium thurberi
)
veiny pepperweed
(
Lepidium oblongum
)
Virginia pepperweed
(
Lepidium virginicum
)
Wright's pepperweed
(
Lepidium lasiocarpum var. wrightii
)
pepperwort
mesa pepperwort
(
Lepidium alyssoides
)
mesa pepperwort
(
Lepidium alyssoides var. alyssoides
)
mesa pepperwort
(
Lepidium alyssoides var. angustifolium
)
mesa pepperwort
(
Lepidium alyssoides var. eastwoodiae
)
periwinkle
common periwinkle
(
Vinca minor
)
perkysue
perkysue
(
Tetraneuris argentea
)
peteria
rush peteria
(
Peteria scoparia
)
Thompson's peteria
(
Peteria thompsoniae
)
petunia
seaside petunia
(
Calibrachoa parviflora
)
violet wild petunia
(
Ruellia nudiflora
)
violet wild petunia
(
Ruellia nudiflora var. nudiflora
)
western wild petunia
(
Ruellia occidentalis
)
phacelia
alpine phacelia
(
Phacelia lyallii
)
Arizona phacelia
(
Phacelia arizonica
)
Baker's phacelia
(
Phacelia bakeri
)
beautiful phacelia
(
Phacelia pulchella
)
beautiful phacelia
(
Phacelia pulchella var. pulchella
)
Bitter Creek phacelia
(
Phacelia salina
)
blacktack phacelia
(
Phacelia pachyphylla
)
branching phacelia
(
Phacelia ramosissima
)
branching phacelia
(
Phacelia ramosissima var. subglabra
)
caterpillar phacelia
(
Phacelia cicutaria
)
caterpillar phacelia
(
Phacelia cicutaria var. hispida
)
Constance's phacelia
(
Phacelia constancei
)
Death Valley phacelia
(
Phacelia vallis-mortae
)
Debeque phacelia
(
Phacelia scopulina
)
Debeque phacelia
(
Phacelia scopulina var. scopulina
)
Debeque phacelia
(
Phacelia scopulina var. submutica
)
distant phacelia
(
Phacelia distans
)
dozing phacelia
(
Phacelia laxiflora
)
fourpart phacelia
(
Phacelia tetramera
)
Franklin's phacelia
(
Phacelia franklinii
)
Fremont's phacelia
(
Phacelia fremontii
)
glandular phacelia
(
Phacelia glandulosa
)
glandular phacelia
(
Phacelia glandulosa var. deserta
)
glandular phacelia
(
Phacelia glandulosa var. glandulosa
)
Goodding's phacelia
(
Phacelia pulchella var. gooddingii
)
gypsum phacelia
(
Phacelia integrifolia
)
gypsum phacelia
(
Phacelia integrifolia var. integrifolia
)
hiddenflower phacelia
(
Phacelia cryptantha
)
hoary phacelia
(
Phacelia incana
)
Intermountain phacelia
(
Phacelia demissa
)
Intermountain phacelia
(
Phacelia demissa var. demissa
)
Ives' phacelia
(
Phacelia ivesiana
)
Kaweah River phacelia
(
Phacelia egena
)
lacy phacelia
(
Phacelia tanacetifolia
)
limestone phacelia
(
Phacelia affinis
)
Mangas Spring phacelia
(
Phacelia bombycina
)
narrow phacelia
(
Phacelia filiformis
)
New Mexico phacelia
(
Phacelia neomexicana
)
Northpark phacelia
(
Phacelia formosula
)
Palmer's phacelia
(
Phacelia palmeri
)
patch phacelia
(
Phacelia splendens
)
pedicellate phacelia
(
Phacelia pedicellata
)
pennyroyal leaf phacelia
(
Phacelia glechomifolia
)
plateau phacelia
(
Phacelia rafaelensis
)
Pope's phacelia
(
Phacelia popei
)
purplestem phacelia
(
Phacelia ambigua
)
rock phacelia
(
Phacelia rupestris
)
Rocky Mountain phacelia
(
Phacelia denticulata
)
roundleaf phacelia
(
Phacelia rotundifolia
)
saw phacelia
(
Phacelia serrata
)
silky phacelia
(
Phacelia sericea
)
silky phacelia
(
Phacelia sericea var. ciliosa
)
silverleaf phacelia
(
Phacelia hastata
)
silverleaf phacelia
(
Phacelia hastata var. hastata
)
skyblue phacelia
(
Phacelia coerulea
)
small phacelia
(
Phacelia minutissima
)
sticky phacelia
(
Phacelia glandulifera
)
stinging phacelia
(
Phacelia malvifolia
)
stonecrop phacelia
(
Phacelia saxicola
)
tall phacelia
(
Phacelia procera
)
threadleaf phacelia
(
Phacelia linearis
)
varileaf phacelia
(
Phacelia heterophylla
)
varileaf phacelia
(
Phacelia heterophylla var. virgata
)
virgin phacelia
(
Phacelia cephalotes
)
Washoe phacelia
(
Phacelia curvipes
)
Welsh's phacelia
(
Phacelia welshii
)
white phacelia
(
Phacelia alba
)
phlox
alyssumleaf phlox
(
Phlox alyssifolia
)
Arizona phlox
(
Phlox amabilis
)
cushion phlox
(
Phlox pulvinata
)
dense mountain phlox
(
Phlox austromontana ssp. densa
)
dwarf phlox
(
Phlox condensata
)
flowery phlox
(
Phlox multiflora
)
flowery phlox
(
Phlox multiflora ssp. multiflora
)
granite prickly phlox
(
Leptodactylon pungens
)
granite prickly phlox
(
Leptodactylon pungens ssp. pulchriflorum
)
granite prickly phlox
(
Linanthus pungens
)
green phlox
(
Phlox viridis
)
green phlox
(
Phlox viridis ssp. compacta
)
Kelsey's phlox
(
Phlox kelseyi
)
longleaf phlox
(
Phlox longifolia
)
longleaf phlox
(
Phlox longifolia ssp. brevifolia
)
longleaf phlox
(
Phlox longifolia ssp. longifolia
)
mountain phlox
(
Phlox austromontana
)
mountain phlox
(
Phlox austromontana ssp. austromontana
)
musk phlox
(
Phlox muscoides
)
Navajo Mountain phlox
(
Phlox cluteana
)
opal phlox
(
Phlox opalensis
)
prairie phlox
(
Phlox andicola
)
prairie phlox
(
Phlox andicola ssp. andicola
)
prickly phlox
(
Phlox pungens
)
Santa Catalina Mountain phlox
(
Phlox tenuifolia
)
Santa Fe phlox
(
Phlox nana
)
showy phlox
(
Phlox speciosa
)
showy phlox
(
Phlox speciosa ssp. occidentalis
)
slender phlox
(
Microsteris gracilis
)
slender phlox
(
Microsteris gracilis var. gracilis
)
slender phlox
(
Microsteris gracilis var. humilior
)
slender phlox
(
Phlox gracilis
)
slender phlox
(
Phlox gracilis ssp. gracilis
)
spiny phlox
(
Phlox hoodii
)
spreading phlox
(
Phlox diffusa
)
spreading phlox
(
Phlox diffusa ssp. diffusa
)
spreading phlox
(
Phlox diffusa ssp. longistylis
)
spreading phlox
(
Phlox diffusa ssp. scleranthifolia
)
sticky phlox
(
Phlox viscida
)
threadleaf phlox
(
Phlox mesoleuca
)
threeseed phlox
(
Phlox triovulata
)
Watson's prickly phlox
(
Linanthus watsonii
)
whitemargin phlox
(
Phlox albomarginata
)
Woodhouse's phlox
(
Phlox speciosa ssp. woodhousei
)
phoenicaulis
wallflower phoenicaulis
(
Phoenicaulis cheiranthoides
)
pigweed
prostrate pigweed
(
Amaranthus albus
)
Russian pigweed
(
Axyris amaranthoides
)
winged pigweed
(
Cycloloma atriplicifolium
)
pimpernel
scarlet pimpernel
(
Anagallis arvensis
)
yellowseed false pimpernel
(
Lindernia dubia
)
yellowseed false pimpernel
(
Lindernia dubia var. anagallidea
)
pincushion
Esteve's pincushion
(
Chaenactis stevioides
)
fleshcolor pincushion
(
Chaenactis xantiana
)
pebble pincushion
(
Chaenactis carphoclinia
)
pincushionplant
Alva Day's pincushionplant
(
Navarretia sinistra
)
pine
aleppo pine
(
Pinus halepensis
)
Apache pine
(
Pinus engelmannii
)
Arizona pine
(
Pinus ponderosa var. arizonica
)
bristlecone pine
(
Pinus aristata
)
Chihuahuan pine
(
Pinus leiophylla
)
Chihuahuan pine
(
Pinus leiophylla var. chihuahuana
)
limber pine
(
Pinus flexilis
)
little prince's pine
(
Chimaphila menziesii
)
lodgepole pine
(
Pinus contorta
)
lodgepole pine
(
Pinus contorta var. latifolia
)
ponderosa pine
(
Pinus ponderosa
)
ponderosa pine
(
Pinus ponderosa var. scopulorum
)
Scots pine
(
Pinus sylvestris
)
southwestern white pine
(
Pinus strobiformis
)
western white pine
(
Pinus monticola
)
whitebark pine
(
Pinus albicaulis
)
pinedrops
woodland pinedrops
(
Pterospora andromedea
)
pinegrass
pinegrass
(
Calamagrostis rubescens
)
pinesap
pinesap
(
Monotropa hypopithys
)
pink
Deptford pink
(
Dianthus armeria
)
Deptford pink
(
Dianthus armeria ssp. armeria
)
maiden pink
(
Dianthus deltoides
)
maiden pink
(
Dianthus deltoides ssp. deltoides
)
woodland pink
(
Dianthus sylvestris
)
pinkfairies
pinkfairies
(
Clarkia pulchella
)
pinkladies
pinkladies
(
Oenothera speciosa
)
pinweed
largepod pinweed
(
Lechea intermedia
)
narrowleaf pinweed
(
Lechea tenuifolia
)
pinyon
Mexican pinyon
(
Pinus cembroides
)
singleleaf pinyon
(
Pinus monophylla
)
twoneedle pinyon
(
Pinus edulis
)
pipe
Watson's dutchman's pipe
(
Aristolochia watsonii
)
piperia
elegant piperia
(
Piperia elegans
)
pipeweed
Native American pipeweed
(
Eriogonum fusiforme
)
pipsissewa
pipsissewa
(
Chimaphila umbellata
)
pipsissewa
(
Chimaphila umbellata var. occidentalis
)
pitchfork
pitchfork
(
Dicranocarpus parviflorus
)
plainsmustard
flaxleaf plainsmustard
(
Sisymbrium linifolium
)
slimleaf plainsmustard
(
Thelypodiopsis linearifolia
)
plant
Apache plant
(
Guardiola platyphylla
)
arrow poision plant
(
Sapium biloculare
)
cottonbatting plant
(
Pseudognaphalium stramineum
)
eastern sensitive plant
(
Mimosa quadrivalvis var. occidentalis
)
eastern sensitive plant
(
Mimosa rupertiana
)
mosquito plant
(
Agastache cana
)
obedient plant
(
Physostegia virginiana
)
obedient plant
(
Physostegia virginiana ssp. praemorsa
)
Palmer's century plant
(
Agave palmeri
)
parachute plant
(
Atrichoseris platyphylla
)
Parry's sandpaper plant
(
Petalonyx parryi
)
pincushion plant
(
Diapensia lapponica
)
resurrection plant
(
Selaginella pilifera
)
Schott's century plant
(
Agave schottii
)
Schott's century plant
(
Agave schottii var. schottii
)
shinyleaf sandpaper plant
(
Petalonyx nitidus
)
Thurber's sandpaper plant
(
Petalonyx thurberi
)
Toumey's century plant
(
Agave toumeyana
)
Toumey's century plant
(
Agave toumeyana var. bella
)
Toumey's century plant
(
Agave toumeyana var. toumeyana
)
plantain
American water plantain
(
Alisma subcordatum
)
blackseed plantain
(
Plantago rugelii
)
common plantain
(
Plantago major
)
dotseed plantain
(
Plantago erecta
)
Heller's plantain
(
Plantago helleri
)
largebracted plantain
(
Plantago aristata
)
lesser rattlesnake plantain
(
Goodyera repens
)
Mexican plantain
(
Plantago australis
)
narrowleaf plantain
(
Plantago lanceolata
)
narrowleaf water plantain
(
Alisma gramineum
)
northern water plantain
(
Alisma triviale
)
prairie plantain
(
Plantago elongata
)
redseed plantain
(
Plantago rhodosperma
)
redwool plantain
(
Plantago eriopoda
)
saltmeadow plantain
(
Plantago argyraea
)
slender plantain
(
Plantago heterophylla
)
Tweedy's plantain
(
Plantago tweedyi
)
Virginia plantain
(
Plantago virginica
)
western rattlesnake plantain
(
Goodyera oblongifolia
)
woolly plantain
(
Plantago patagonica
)
Wright's plantain
(
Plantago wrightiana
)
plectritis
longhorn plectritis
(
Plectritis macrocera
)
plum
American plum
(
Prunus americana
)
cherry plum
(
Prunus cerasifera
)
Chickasaw plum
(
Prunus angustifolia
)
Chickasaw plum
(
Prunus angustifolia var. angustifolia
)
creek plum
(
Prunus rivularis
)
European plum
(
Prunus domestica
)
European plum
(
Prunus domestica var. domestica
)
Oklahoma plum
(
Prunus gracilis
)
plume
Apache plume
(
Fallugia paradoxa
)
plumegrass
sugarcane plumegrass
(
Saccharum giganteum
)
plumeseed
California plumeseed
(
Rafinesquia californica
)
New Mexico plumeseed
(
Rafinesquia neomexicana
)
plumeweed
plumeweed
(
Carminatia tenuiflora
)
podistera
Eastwood's podistera
(
Podistera eastwoodiae
)
polemonium
annual polemonium
(
Polemonium micranthum
)
moving polemonium
(
Polemonium californicum
)
moving polemonium
(
Polemonium pulcherrimum var. calycinum
)
sticky polemonium
(
Polemonium viscosum
)
western polemonium
(
Polemonium occidentale
)
polypody
Rocky Mountain polypody
(
Polypodium saximontanum
)
western polypody
(
Polypodium hesperium
)
pond-lily
Rocky Mountain pond-lily
(
Nuphar polysepala
)
pondweed
alpine pondweed
(
Potamogeton alpinus
)
bluntleaf pondweed
(
Potamogeton obtusifolius
)
broadleaf pondweed
(
Stuckenia striata
)
curly pondweed
(
Potamogeton crispus
)
fineleaf pondweed
(
Stuckenia filiformis
)
fineleaf pondweed
(
Stuckenia filiformis ssp. alpina
)
flatstem pondweed
(
Potamogeton zosteriformis
)
floating pondweed
(
Potamogeton natans
)
Fries' pondweed
(
Potamogeton friesii
)
horned pondweed
(
Zannichellia palustris
)
Illinois pondweed
(
Potamogeton illinoensis
)
largeleaf pondweed
(
Potamogeton amplifolius
)
leafy pondweed
(
Potamogeton foliosus
)
leafy pondweed
(
Potamogeton foliosus var. foliosus
)
longleaf pondweed
(
Potamogeton nodosus
)
narrowleaf pondweed
(
Potamogeton strictifolius
)
ribbonleaf pondweed
(
Potamogeton epihydrus
)
Richardson's pondweed
(
Potamogeton richardsonii
)
Robbins' pondweed
(
Potamogeton robbinsii
)
sago pondweed
(
Stuckenia pectinata
)
sheathed pondweed
(
Stuckenia vaginata
)
small pondweed
(
Potamogeton pusillus
)
small pondweed
(
Potamogeton pusillus var. pusillus
)
small pondweed
(
Potamogeton pusillus var. tenuissimus
)
variableleaf pondweed
(
Potamogeton gramineus
)
waterthread pondweed
(
Potamogeton diversifolius
)
western fineleaf pondweed
(
Stuckenia filiformis ssp. occidentalis
)
whitestem pondweed
(
Potamogeton praelongus
)
ponysfoot
silver ponysfoot
(
Dichondra argentea
)
poorjoe
poorjoe
(
Diodia teres
)
popcornflower
Arizona popcornflower
(
Plagiobothrys arizonicus
)
Cooper's popcornflower
(
Plagiobothrys collinus
)
Cooper's popcornflower
(
Plagiobothrys collinus var. fulvescens
)
Cusick's popcornflower
(
Plagiobothrys scouleri var. cusickii
)
finebranched popcornflower
(
Plagiobothrys leptocladus
)
Mojave popcornflower
(
Plagiobothrys jonesii
)
Pacific popcornflower
(
Plagiobothrys tenellus
)
Pringle's popcornflower
(
Plagiobothrys pringlei
)
rusty popcornflower
(
Plagiobothrys nothofulvus
)
Scouler's popcornflower
(
Plagiobothrys scouleri
)
Scouler's popcornflower
(
Plagiobothrys scouleri var. scouleri
)
sleeping popcornflower
(
Plagiobothrys scouleri var. hispidulus
)
Torrey's popcornflower
(
Plagiobothrys torreyi
)
poplar
balsam poplar
(
Populus balsamifera
)
Lombardy poplar
(
Populus nigra
)
white poplar
(
Populus alba
)
poppy
Arizona poppy
(
Kallstroemia grandiflora
)
California poppy
(
Eschscholzia californica
)
California poppy
(
Eschscholzia californica ssp. californica
)
California poppy
(
Eschscholzia californica ssp. mexicana
)
corn poppy
(
Papaver rhoeas
)
desert poppy
(
Eschscholzia glyptosperma
)
long pricklyhead poppy
(
Papaver argemone
)
Macoun's poppy
(
Papaver macounii
)
Macoun's poppy
(
Papaver macounii var. discolor
)
opium poppy
(
Papaver somniferum
)
Oriental poppy
(
Papaver orientale
)
pygmy poppy
(
Eschscholzia minutiflora
)
rooted poppy
(
Papaver radicatum
)
porcupinegrass
porcupinegrass
(
Hesperostipa spartea
)
poreleaf
slender poreleaf
(
Porophyllum gracile
)
Trans-Pecos poreleaf
(
Porophyllum scoparium
)
porosa
yerba porosa
(
Porophyllum ruderale
)
yerba porosa
(
Porophyllum ruderale var. macrocephalum
)
porterella
fleshy porterella
(
Porterella carnosula
)
potato
Great Basin Indian potato
(
Orogenia linearifolia
)
Irish potato
(
Solanum tuberosum
)
wild potato
(
Solanum jamesii
)
povertyweed
Nuttall's povertyweed
(
Monolepis nuttalliana
)
povertyweed
(
Iva axillaris
)
prairie-clover
Parry's false prairie-clover
(
Marina parryi
)
San Pedro false prairie-clover
(
Marina calycosa
)
pricklegrass
foxtail pricklegrass
(
Crypsis alopecuroides
)
pricklyleaf
fiveneedle pricklyleaf
(
Thymophylla pentachaeta
)
fiveneedle pricklyleaf
(
Thymophylla pentachaeta var. belenidium
)
manyawn pricklyleaf
(
Thymophylla aurea
)
manyawn pricklyleaf
(
Thymophylla aurea var. aurea
)
Texas pricklyleaf
(
Thymophylla setifolia
)
pricklypear
beavertail pricklypear
(
Opuntia basilaris
)
brittle pricklypear
(
Opuntia fragilis
)
dollarjoint pricklypear
(
Opuntia chlorotica
)
grizzlybear pricklypear
(
Opuntia polyacantha var. erinacea
)
grizzlybear pricklypear
(
Opuntia polyacantha var. hystricina
)
hairspine pricklypear
(
Opuntia polyacantha var. polyacantha
)
plains pricklypear
(
Opuntia polyacantha
)
purple pricklypear
(
Opuntia macrocentra
)
tulip pricklypear
(
Opuntia phaeacantha
)
twistspine pricklypear
(
Opuntia macrorhiza
)
pricklypoppy
Arizona pricklypoppy
(
Argemone arizonica
)
crested pricklypoppy
(
Argemone polyanthemos
)
flatbud pricklypoppy
(
Argemone munita
)
flatbud pricklypoppy
(
Argemone munita var. rotundata
)
hedgehog pricklypoppy
(
Argemone squarrosa
)
Mojave pricklypoppy
(
Argemone corymbosa
)
Mojave pricklypoppy
(
Argemone corymbosa var. arenicola
)
rough pricklypoppy
(
Argemone hispida
)
Sonoran pricklypoppy
(
Argemone gracilenta
)
pride-of-Barbados
pride-of-Barbados
(
Caesalpinia pulcherrima
)
primrose
alpine primrose
(
Primula angustifolia
)
alyssum evening primrose
(
Camissonia boothii ssp. alyssoides
)
bigfruit evening primrose
(
Oenothera macrocarpa
)
birdcage evening primrose
(
Oenothera deltoides
)
birdcage evening primrose
(
Oenothera deltoides var. decumbens
)
Booth's evening primrose
(
Camissonia boothii
)
cavedwelling evening primrose
(
Oenothera cavernae
)
cavedwelling primrose
(
Primula specuicola
)
Colorado Springs evening primrose
(
Oenothera harringtonii
)
common evening primrose
(
Oenothera biennis
)
crownleaf evening primrose
(
Oenothera coronopifolia
)
cutleaf evening primrose
(
Oenothera laciniata
)
desert evening primrose
(
Oenothera primiveris
)
Engelmann's evening primrose
(
Oenothera engelmannii
)
fewflower evening primrose
(
Taraxia breviflora
)
Flaming Gorge evening primrose
(
Oenothera acutissima
)
Greenland primrose
(
Primula egaliksensis
)
hairy evening primrose
(
Oenothera villosa
)
hairy evening primrose
(
Oenothera villosa var. strigosa
)
Hooker's evening primrose
(
Oenothera elata
)
Hooker's evening primrose
(
Oenothera elata ssp. hirsutissima
)
Howard's evening primrose
(
Oenothera howardii
)
longstem evening primrose
(
Oenothera longissima
)
mountain evening primrose
(
Oenothera latifolia
)
Navajo evening primrose
(
Oenothera cespitosa var. navajoensis
)
New Mexico evening primrose
(
Oenothera neomexicana
)
Nuttall's evening primrose
(
Oenothera nuttallii
)
Organ Mountain evening primrose
(
Oenothera organensis
)
pale evening primrose
(
Oenothera pallida
)
pale evening primrose
(
Oenothera pallida var. runcinata
)
pale evening primrose
(
Oenothera pallida var. trichocalyx
)
Parry's primrose
(
Primula parryi
)
Rusby's primrose
(
Primula rusbyi
)
shortfruit evening primrose
(
Oenothera brachycarpa
)
showy evening primrose
(
Oenothera grandis
)
silvery primrose
(
Primula incana
)
South American evening primrose
(
Oenothera pubescens
)
spotted evening primrose
(
Oenothera canescens
)
St. Anthony Dunes evening primrose
(
Oenothera psammophila
)
stemless evening primrose
(
Oenothera triloba
)
trumpet evening primrose
(
Oenothera jamesii
)
tufted evening primrose
(
Oenothera cespitosa
)
tufted evening primrose
(
Oenothera cespitosa var. macroglottis
)
tufted evening primrose
(
Oenothera cespitosa var. marginata
)
whitest evening primrose
(
Oenothera albicaulis
)
yellow evening primrose
(
Oenothera flava
)
primrose-willow
creeping primrose-willow
(
Ludwigia repens
)
princesplume
desert princesplume
(
Stanleya pinnata
)
desert princesplume
(
Stanleya pinnata var. pinnata
)
golden princesplume
(
Stanleya pinnata var. integrifolia
)
green princesplume
(
Stanleya viridiflora
)
white princesplume
(
Stanleya albescens
)
woolly princesplume
(
Stanleya tomentosa
)
woolly princesplume
(
Stanleya tomentosa var. tomentosa
)
privet
European privet
(
Ligustrum vulgare
)
professor-weed
professor-weed
(
Galega officinalis
)
pterostegia
woodland pterostegia
(
Pterostegia drymarioides
)
puccoon
Carolina puccoon
(
Lithospermum caroliniense
)
Carolina puccoon
(
Lithospermum caroliniense var. croceum
)
pumpkin
field pumpkin
(
Cucurbita pepo
)
puncturevine
puncturevine
(
Tribulus terrestris
)
purplemat
purplemat
(
Nama demissum
)
purse
shepherd's purse
(
Capsella bursa-pastoris
)
purslane
island purslane
(
Koenigia islandica
)
shrubby purslane
(
Portulaca suffrutescens
)
silkcotton purslane
(
Portulaca halimoides
)
wingpod purslane
(
Portulaca umbraticola
)
pussypaws
common pussypaws
(
Cistanthe monandra
)
Mt. Hood pussypaws
(
Cistanthe umbellata
)
rosy pussypaws
(
Cistanthe rosea
)
pussytoes
box pussytoes
(
Antennaria arcuata
)
field pussytoes
(
Antennaria neglecta
)
flat-top pussytoes
(
Antennaria corymbosa
)
Howell's pussytoes
(
Antennaria howellii
)
Howell's pussytoes
(
Antennaria howellii ssp. howellii
)
Howell's pussytoes
(
Antennaria howellii ssp. neodioica
)
Howell's pussytoes
(
Antennaria neodioica ssp. howellii
)
Kaibab pussytoes
(
Antennaria rosulata
)
littleleaf pussytoes
(
Antennaria microphylla
)
littleleaf pussytoes
(
Antennaria parvifolia
)
low pussytoes
(
Antennaria dimorpha
)
narrowleaf pussytoes
(
Antennaria stenophylla
)
pearly pussytoes
(
Antennaria anaphaloides
)
pulvinate pussytoes
(
Antennaria rosea ssp. pulvinata
)
pulvinate pussytoes
(
Antennaria umbrinella
)
pygmy pussytoes
(
Antennaria monocephala
)
pygmy pussytoes
(
Antennaria monocephala ssp. angustata
)
raceme pussytoes
(
Antennaria racemosa
)
Rocky Mountain pussytoes
(
Antennaria media
)
rosy pussytoes
(
Antennaria rosea
)
rosy pussytoes
(
Antennaria rosea ssp. confinis
)
rush pussytoes
(
Antennaria luzuloides
)
scented pussytoes
(
Antennaria aromatica
)
showy pussytoes
(
Antennaria pulcherrima
)
small pussytoes
(
Antennaria howellii ssp. petaloidea
)
whip pussytoes
(
Antennaria flagellaris
)
whitemargin pussytoes
(
Antennaria marginata
)
woolly pussytoes
(
Antennaria lanata
)
pygmycedar
Schott's pygmycedar
(
Peucephyllum schottii
)
pygmycudweed
bighead pygmycudweed
(
Diaperia prolifera
)
pygmyflower
blue pygmyflower
(
Monnina wrightii
)
pygmyleaf
spreading pygmyleaf
(
Loeflingia squarrosa
)
pygmyweed
sand pygmyweed
(
Crassula connata
)
sand pygmyweed
(
Crassula connata var. connata
)
water pygmyweed
(
Crassula aquatica
)
Q
quackgrass
quackgrass
(
Elymus repens
)
quakinggrass
little quakinggrass
(
Briza minor
)
queen's-delight
queen's-delight
(
Stillingia sylvatica
)
queen's-delight
(
Stillingia sylvatica ssp. sylvatica
)
quick
kiss me quick
(
Portulaca pilosa
)
R
rabbitbrush
green rabbitbrush
(
Ericameria teretifolia
)
Greene's rabbitbrush
(
Chrysothamnus greenei
)
longflower rabbitbrush
(
Chrysothamnus depressus
)
Mojave rabbitbrush
(
Ericameria paniculata
)
Parry's rabbitbrush
(
Ericameria parryi
)
Parry's rabbitbrush
(
Ericameria parryi var. affinis
)
Parry's rabbitbrush
(
Ericameria parryi var. attenuata
)
Parry's rabbitbrush
(
Ericameria parryi var. howardii
)
Parry's rabbitbrush
(
Ericameria parryi var. montana
)
Parry's rabbitbrush
(
Ericameria parryi var. nevadensis
)
Parry's rabbitbrush
(
Ericameria parryi var. parryi
)
rubber rabbitbrush
(
Chrysothamnus nauseosus
)
rubber rabbitbrush
(
Chrysothamnus nauseosus var. graveolens
)
rubber rabbitbrush
(
Chrysothamnus nauseosus var. petrophilus
)
rubber rabbitbrush
(
Ericameria nauseosa
)
rubber rabbitbrush
(
Ericameria nauseosa var. graveolens
)
Vasey's rabbitbrush
(
Chrysothamnus vaseyi
)
yellow rabbitbrush
(
Chrysothamnus viscidiflorus
)
yellow rabbitbrush
(
Chrysothamnus viscidiflorus ssp. axillaris
)
yellow rabbitbrush
(
Chrysothamnus viscidiflorus var. lanceolatus
)
yellow rabbitbrush
(
Chrysothamnus viscidiflorus var. puberulus
)
rabbit-tobacco
Jalisco rabbit-tobacco
(
Pseudognaphalium jaliscense
)
radish
cultivated radish
(
Raphanus sativus
)
ragweed
ambrosia leaf bur ragweed
(
Ambrosia ambrosioides
)
annual ragweed
(
Ambrosia artemisiifolia
)
Cuman ragweed
(
Ambrosia psilostachya
)
flatspine bur ragweed
(
Ambrosia acanthicarpa
)
great ragweed
(
Ambrosia trifida
)
hollyleaf bur ragweed
(
Ambrosia ilicifolia
)
skeletonleaf bur ragweed
(
Ambrosia tomentosa
)
streaked bur ragweed
(
Ambrosia linearis
)
triangle bur ragweed
(
Ambrosia deltoidea
)
Tucson bur ragweed
(
Ambrosia cordifolia
)
weakleaf bur ragweed
(
Ambrosia confertiflora
)
woolly fruit bur ragweed
(
Ambrosia eriocentra
)
woollyleaf bur ragweed
(
Ambrosia grayi
)
ragwort
Arizona ragwort
(
Senecio arizonicus
)
arrowleaf ragwort
(
Senecio triangularis
)
ballhead ragwort
(
Senecio sphaerocephalus
)
bashful ragwort
(
Senecio pudicus
)
broom-like ragwort
(
Senecio spartioides
)
Carrizo Creek ragwort
(
Packera spellenbergii
)
Colorado ragwort
(
Senecio soldanella
)
Columbia ragwort
(
Senecio integerrimus var. exaltatus
)
common ragwort
(
Pericallis hybrida
)
dandelion ragwort
(
Senecio taraxacoides
)
desert ragwort
(
Senecio eremophilus
)
desert ragwort
(
Senecio eremophilus var. eremophilus
)
Douglas' ragwort
(
Senecio flaccidus var. douglasii
)
dwarf arctic ragwort
(
Packera cymbalaria
)
dwarf mountain ragwort
(
Senecio fremontii
)
dwarf mountain ragwort
(
Senecio fremontii var. blitoides
)
dwarf mountain ragwort
(
Senecio fremontii var. fremontii
)
Fendler's ragwort
(
Packera fendleri
)
Flagstaff ragwort
(
Senecio actinella
)
golden ragwort
(
Packera aurea
)
Hall's ragwort
(
Senecio bigelovii var. hallii
)
Hart's ragwort
(
Packera hartiana
)
Holm's ragwort
(
Senecio amplectens var. holmii
)
King's ragwort
(
Senecio eremophilus var. kingii
)
lambstongue ragwort
(
Senecio integerrimus
)
lambstongue ragwort
(
Senecio integerrimus var. integerrimus
)
Lemmon's ragwort
(
Senecio lemmonii
)
MacDougal's ragwort
(
Senecio eremophilus var. macdougalii
)
Mojave ragwort
(
Senecio mohavensis
)
mountain ragwort
(
Senecio parryi
)
nodding ragwort
(
Senecio bigelovii
)
nodding ragwort
(
Senecio bigelovii var. bigelovii
)
Oak Creek ragwort
(
Packera quercetorum
)
openwoods ragwort
(
Senecio rapifolius
)
paleyellow ragwort
(
Senecio integerrimus var. ochroleucus
)
Riddell's ragwort
(
Senecio riddellii
)
Sacramento ragwort
(
Senecio sacramentanus
)
saffron ragwort
(
Packera crocata
)
Scribner's ragwort
(
Senecio integerrimus var. scribneri
)
showy alpine ragwort
(
Senecio amplectens
)
showy alpine ragwort
(
Senecio amplectens var. amplectens
)
small blacktip ragwort
(
Senecio lugens
)
smooth threadleaf ragwort
(
Senecio flaccidus var. monoensis
)
tall blacktip ragwort
(
Senecio atratus
)
tall ragwort
(
Senecio serra
)
tall ragwort
(
Senecio serra var. admirabilis
)
tall ragwort
(
Senecio serra var. serra
)
thickleaf ragwort
(
Senecio crassulus
)
threadleaf ragwort
(
Senecio flaccidus
)
threadleaf ragwort
(
Senecio flaccidus var. flaccidus
)
threetooth ragwort
(
Packera tridenticulata
)
water ragwort
(
Senecio hydrophilus
)
White Mountain ragwort
(
Packera cynthioides
)
willow ragwort
(
Barkleyanthus salicifolius
)
Wooton's ragwort
(
Senecio wootonii
)
ramtilla
ramtilla
(
Guizotia abyssinica
)
rannoch-rush
rannoch-rush
(
Scheuchzeria palustris
)
rannoch-rush
(
Scheuchzeria palustris var. americana
)
rape
rape
(
Brassica napus
)
raspberry
American red raspberry
(
Rubus idaeus
)
American red raspberry
(
Rubus idaeus var. peramoenus
)
Barton's raspberry
(
Rubus bartonianus
)
black raspberry
(
Rubus occidentalis
)
delicious raspberry
(
Rubus deliciosus
)
dwarf raspberry
(
Rubus acaulis
)
grayleaf red raspberry
(
Rubus idaeus var. aculeatissimus
)
New Mexico raspberry
(
Rubus neomexicanus
)
snow raspberry
(
Rubus nivalis
)
strawberryleaf raspberry
(
Rubus pedatus
)
whitebark raspberry
(
Rubus leucodermis
)
whitebark raspberry
(
Rubus leucodermis var. leucodermis
)
ratany
littleleaf ratany
(
Krameria erecta
)
white ratany
(
Krameria grayi
)
rattle
little yellow rattle
(
Rhinanthus minor
)
little yellow rattle
(
Rhinanthus minor
)
little yellow rattle
(
Rhinanthus minor ssp. minor
)
rattlebox
arctic rattlebox
(
Rhinanthus minor ssp. groenlandicus
)
arrowhead rattlebox
(
Crotalaria sagittalis
)
low rattlebox
(
Crotalaria pumila
)
rattlesnakeroot
arrowleaf rattlesnakeroot
(
Prenanthes sagittata
)
purple rattlesnakeroot
(
Prenanthes racemosa
)
redberry
hollyleaf redberry
(
Rhamnus crocea ssp. ilicifolia
)
redbud
California redbud
(
Cercis canadensis var. orbiculata
)
eastern redbud
(
Cercis canadensis
)
Texas redbud
(
Cercis canadensis var. texensis
)
redcedar
eastern redcedar
(
Juniperus virginiana
)
western redcedar
(
Thuja plicata
)
redmaids
fringed redmaids
(
Calandrinia ciliata
)
redstar
redstar
(
Ipomoea coccinea
)
redstem
grand redstem
(
Ammannia robusta
)
valley redstem
(
Ammannia coccinea
)
redtop
redtop
(
Agrostis gigantea
)
reed
common reed
(
Phragmites australis
)
giant reed
(
Arundo donax
)
reedgrass
chee reedgrass
(
Calamagrostis epigeios
)
ditch reedgrass
(
Calamagrostis scopulorum
)
fire reedgrass
(
Calamagrostis koelerioides
)
northern reedgrass
(
Calamagrostis inexpansa
)
plains reedgrass
(
Calamagrostis montanensis
)
purple reedgrass
(
Calamagrostis purpurascens
)
slimstem reedgrass
(
Calamagrostis stricta
)
rescuegrass
rescuegrass
(
Bromus catharticus
)
resinbush
resinbush
(
Viguiera stenoloba
)
reverchonia
sand reverchonia
(
Reverchonia arenaria
)
rhombopod
narrowleaf rhombopod
(
Cleomella angustifolia
)
rhubarb
garden rhubarb
(
Rheum rhabarbarum
)
rice
jungle rice
(
Echinochloa colona
)
ricegrass
blackseed ricegrass
(
Piptatherum racemosum
)
contracted ricegrass
(
Achnatherum contractum
)
giant ricegrass
(
Achnatherum coronatum
)
Guadalupe ricegrass
(
Achnatherum curvifolium
)
Indian ricegrass
(
Achnatherum hymenoides
)
little ricegrass
(
Piptatherum exiguum
)
littleseed ricegrass
(
Piptatherum micranthum
)
Mandan ricegrass
(
×Achnella caduca
)
mountain ricegrass
(
Piptatherum pungens
)
pinyon ricegrass
(
Piptochaetium fimbriatum
)
roughleaf ricegrass
(
Oryzopsis asperifolia
)
ringstem
valley ringstem
(
Anulocaulis annulatus
)
rivergrass
common rivergrass
(
Scolochloa festucacea
)
rockbrake
American rockbrake
(
Cryptogramma acrostichoides
)
fragile rockbrake
(
Cryptogramma stelleri
)
rockcress
beautiful rockcress
(
Boechera pulchra
)
Collins' rockcress
(
Boechera holboellii var. collinsii
)
Columbian rockcress
(
Arabis sparsiflora var. columbiana
)
Crandall's rockcress
(
Boechera crandallii
)
desert rockcress
(
Boechera lignifera
)
Eschscholtz's hairy rockcress
(
Arabis hirsuta var. eschscholtziana
)
Fendler's rockcress
(
Boechera fendleri
)
Fremont County rockcress
(
Boechera pusilla
)
Glenwood Springs rockcress
(
Boechera oxylobula
)
Gunnison County rockcress
(
Boechera pallidifolia
)
Gunnison's rockcress
(
Boechera gunnisoniana
)
hairy rockcress
(
Arabis hirsuta
)
hairy rockcress
(
Arabis hirsuta var. hirsuta
)
Lemmon's rockcress
(
Boechera lemmonii
)
littleleaf rockcress
(
Boechera microphylla
)
Lyall's rockcress
(
Boechera lyallii
)
mountain rockcress
(
Arabis hirsuta var. glabrata
)
Nuttall's rockcress
(
Arabis nuttallii
)
park rockcress
(
Boechera fernaldiana
)
perennial rockcress
(
Boechera perennans
)
rabbit ear rockcress
(
Boechera pendulina
)
Rincon Mountain rockcress
(
Arabis tricornuta
)
sagebrush rockcress
(
Boechera cobrensis
)
second rockcress
(
Boechera holboellii var. secunda
)
sicklepod rockcress
(
Arabis sparsiflora
)
sicklepod rockcress
(
Boechera sparsiflora
)
spreadingpod rockcress
(
Boechera divaricarpa
)
tower rockcress
(
Turritis glabra
)
Wind River rockcress
(
Boechera williamsii
)
rockdaisy
crowfoot rockdaisy
(
Perityle coronopifolia
)
Emory's rockdaisy
(
Perityle emoryi
)
fringed rockdaisy
(
Perityle ciliata
)
Gila rockdaisy
(
Perityle gilensis
)
Grand Canyon rockdaisy
(
Perityle congesta
)
Lemmon's rockdaisy
(
Perityle lemmonii
)
New Mexico rockdaisy
(
Perityle staurophylla
)
Springdale rockdaisy
(
Perityle tenella
)
rocket
dames rocket
(
Hesperis matronalis
)
London rocket
(
Sisymbrium irio
)
rocketsalad
rocketsalad
(
Eruca vesicaria
)
rocketsalad
(
Eruca vesicaria ssp. sativa
)
rockflower
ragged rockflower
(
Crossosoma bigelovii
)
rockjasmine
filiform rockjasmine
(
Androsace filiformis
)
Lehmann's rockjasmine
(
Androsace chamaejasme ssp. lehmanniana
)
pygmyflower rockjasmine
(
Androsace septentrionalis
)
sweetflower rockjasmine
(
Androsace chamaejasme
)
western rockjasmine
(
Androsace occidentalis
)
rocklettuce
small rocklettuce
(
Pinaropappus parvus
)
white rocklettuce
(
Pinaropappus roseus
)
rockmustard
rockmustard
(
Dryopetalon runcinatum
)
rockspirea
rockspirea
(
Holodiscus dumosus
)
rocktrumpet
Huachuca Mountain rocktrumpet
(
Macrosiphonia brachysiphon
)
rockwort
Rixford's rockwort
(
Scopulophila rixfordii
)
root
bitter root
(
Lewisia rediviva
)
bitter root
(
Lewisia rediviva var. rediviva
)
tobacco root
(
Valeriana edulis
)
tobacco root
(
Valeriana edulis var. edulis
)
rose
bristly Nootka rose
(
Rosa nutkana var. hispida
)
desert rose
(
Rosa stellata
)
dog rose
(
Rosa canina
)
dwarf rose
(
Rosa gymnocarpa
)
little rose
(
Chamaerhodos erecta
)
Mancos rose
(
Rosa manca
)
Nootka rose
(
Rosa nutkana
)
Nuttall's little rose
(
Chamaerhodos erecta var. parviflora
)
prairie rose
(
Rosa arkansana
)
prairie rose
(
Rosa arkansana var. arkansana
)
prairie rose
(
Rosa arkansana var. suffulta
)
prickly rose
(
Rosa sayi
)
sweetbriar rose
(
Rosa eglanteria
)
Woods' rose
(
Rosa woodsii
)
Woods' rose
(
Rosa woodsii var. ultramontana
)
Woods' rose
(
Rosa woodsii var. woodsii
)
rosemallow
desert rosemallow
(
Hibiscus coulteri
)
rosewood
Arizona rosewood
(
Vauquelinia californica
)
rosinweed
wholeleaf rosinweed
(
Silphium integrifolium
)
wholeleaf rosinweed
(
Silphium integrifolium var. laeve
)
rotala
lowland rotala
(
Rotala ramosior
)
rougeplant
rougeplant
(
Rivina humilis
)
rubberweed
Arizona rubberweed
(
Hymenoxys subintegra
)
Bigelow's rubberweed
(
Hymenoxys bigelovii
)
bitter rubberweed
(
Hymenoxys odorata
)
Colorado rubberweed
(
Hymenoxys richardsonii var. floribunda
)
Cooper's rubberweed
(
Hymenoxys cooperi
)
East View rubberweed
(
Hymenoxys brachyactis
)
Pinaleno Mountain rubberweed
(
Hymenoxys ambigens
)
Pinaleno Mountain rubberweed
(
Hymenoxys ambigens var. ambigens
)
pingue rubberweed
(
Hymenoxys richardsonii
)
pingue rubberweed
(
Hymenoxys richardsonii var. richardsonii
)
rincon rubberweed
(
Hymenoxys quinquesquamata
)
Rusby's rubberweed
(
Hymenoxys rusbyi
)
Vasey's rubberweed
(
Hymenoxys vaseyi
)
rue
common rue
(
Ruta graveolens
)
rupturewort
hairy rupturewort
(
Herniaria hirsuta
)
rush
arctic rush
(
Juncus arcticus
)
chestnut rush
(
Juncus castaneus
)
Colorado rush
(
Juncus confusus
)
common rush
(
Juncus effusus
)
Coville's rush
(
Juncus covillei
)
Coville's rush
(
Juncus covillei var. covillei
)
Coville's rush
(
Juncus covillei var. obtusatus
)
Drummond's rush
(
Juncus drummondii
)
Dudley's rush
(
Juncus dudleyi
)
forked rush
(
Juncus dichotomus
)
grassleaf rush
(
Juncus marginatus
)
hairyleaf rush
(
Juncus supiniformis
)
Hall's rush
(
Juncus hallii
)
Howell's rush
(
Juncus howellii
)
inland rush
(
Juncus interior
)
irisleaf rush
(
Juncus xiphioides
)
jointleaf rush
(
Juncus articulatus
)
Kellogg's dwarf rush
(
Juncus kelloggii
)
knotted rush
(
Juncus nodosus
)
longstyle rush
(
Juncus longistylis
)
Mertens' rush
(
Juncus mertensianus
)
moss rush
(
Juncus bryoides
)
mountain rush
(
Juncus arcticus var. balticus
)
northern green rush
(
Juncus alpinoarticulatus
)
northern white rush
(
Juncus triglumis var. albescens
)
Parry's rush
(
Juncus parryi
)
poverty rush
(
Juncus tenuis
)
Regel's rush
(
Juncus regelii
)
Rocky Mountain rush
(
Juncus ensifolius var. montanus
)
roundfruit rush
(
Juncus compressus
)
saltmeadow rush
(
Juncus gerardii
)
Sierra rush
(
Juncus nevadensis
)
smallhead rush
(
Juncus brachycephalus
)
straightleaf rush
(
Juncus orthophyllus
)
swordleaf rush
(
Juncus ensifolius
)
tapertip rush
(
Juncus acuminatus
)
thread rush
(
Juncus filiformis
)
three-hulled rush
(
Juncus triglumis
)
toad rush
(
Juncus bufonius
)
Torrey's rush
(
Juncus torreyi
)
tuftedstem rush
(
Juncus brachyphyllus
)
Tweedy's rush
(
Juncus tweedyi
)
twoflowered rush
(
Juncus biglumis
)
Vasey's rush
(
Juncus vaseyi
)
rushpea
Indian rushpea
(
Hoffmannseggia glauca
)
rye
cereal rye
(
Secale cereale
)
cereal rye
(
Secale montanum
)
ryegrass
Darnel ryegrass
(
Lolium temulentum
)
downy ryegrass
(
Elymus innovatus
)
Italian ryegrass
(
Lolium multiflorum
)
perennial ryegrass
(
Lolium perenne
)
Persian ryegrass
(
Lolium persicum
)
S
sacahuista
sacahuista
(
Nolina microcarpa
)
Texas sacahuista
(
Nolina texana
)
sacaton
alkali sacaton
(
Sporobolus airoides
)
big sacaton
(
Sporobolus wrightii
)
saddlebush
Rio Grande saddlebush
(
Mortonia sempervirens
)
Rio Grande saddlebush
(
Mortonia sempervirens ssp. scabrella
)
safflower
safflower
(
Carthamus tinctorius
)
sage
autumn sage
(
Salvia greggii
)
baby sage
(
Salvia microphylla
)
Bigelow sage
(
Artemisia bigelovii
)
crimson sage
(
Salvia henryi
)
desert indigo sage
(
Salvia arizonica
)
Europe sage
(
Salvia sclarea
)
introduced sage
(
Salvia pratensis
)
lanceleaf sage
(
Salvia reflexa
)
largeflower sage
(
Salvia vinacea
)
Lemmon's sage
(
Salvia lemmonii
)
mealycup sage
(
Salvia farinacea
)
mealycup sage
(
Salvia farinacea var. farinacea
)
Mediterranean sage
(
Salvia aethiopis
)
purple sage
(
Salvia dorrii
)
rock sage
(
Salvia pinguifolia
)
sawtooth sage
(
Salvia subincisa
)
shrubby blue sage
(
Salvia ballotiflora
)
woodland sage
(
Salvia nemorosa
)
sagebrush
alpine sagebrush
(
Artemisia scopulorum
)
big sagebrush
(
Artemisia spiciformis
)
big sagebrush
(
Artemisia tridentata
)
birdfoot sagebrush
(
Artemisia pedatifida
)
black sagebrush
(
Artemisia nova
)
boreal sagebrush
(
Artemisia norvegica var. saxatilis
)
bud sagebrush
(
Artemisia spinescens
)
little sagebrush
(
Artemisia arbuscula
)
little sagebrush
(
Artemisia arbuscula ssp. thermopola
)
little sagebrush
(
Artemisia arbuscula var. longiloba
)
mountain big sagebrush
(
Artemisia tridentata var. vaseyana
)
pygmy sagebrush
(
Artemisia pygmaea
)
ragweed sagebrush
(
Artemisia franserioides
)
sand sagebrush
(
Artemisia filifolia
)
scabland sagebrush
(
Artemisia rigida
)
silver sagebrush
(
Artemisia cana
)
silver sagebrush
(
Artemisia cana var. cana
)
silver sagebrush
(
Artemisia cana var. viscidula
)
threetip sagebrush
(
Artemisia tripartita
)
white sagebrush
(
Artemisia ludoviciana
)
white sagebrush
(
Artemisia ludoviciana ssp. sulcata
)
white sagebrush
(
Artemisia ludoviciana var. albula
)
white sagebrush
(
Artemisia ludoviciana var. incompta
)
white sagebrush
(
Artemisia ludoviciana var. mexicana
)
white sagebrush
(
Artemisia ludoviciana var. redolens
)
Wyoming big sagebrush
(
Artemisia tridentata var. wyomingensis
)
Wyoming threetip sagebrush
(
Artemisia tripartita var. rupicola
)
sagewort
Carruth's sagewort
(
Artemisia carruthii
)
Douglas' sagewort
(
Artemisia douglasiana
)
field sagewort
(
Artemisia borealis
)
field sagewort
(
Artemisia campestris
)
field sagewort
(
Artemisia campestris var. caudata
)
field sagewort
(
Artemisia campestris var. pacifica
)
field sagewort
(
Artemisia campestris var. purshii
)
prairie sagewort
(
Artemisia frigida
)
sweet sagewort
(
Artemisia annua
)
saguaro
saguaro
(
Carnegia gigantea
)
sailor
roving sailor
(
Maurandella antirrhiniflora
)
sainfoin
sainfoin
(
Onobrychis viciifolia
)
salsify
Moscow salsify
(
Tragopogon miscellus
)
salsify
(
Tragopogon porrifolius
)
yellow salsify
(
Tragopogon dubius
)
saltbush
Australian saltbush
(
Atriplex semibaccata
)
basin saltbush
(
Atriplex gardneri var. utahensis
)
big saltbush
(
Atriplex lentiformis
)
cattle saltbush
(
Atriplex polycarpa
)
fourwing saltbush
(
Atriplex canescens
)
fourwing saltbush
(
Atriplex canescens var. canescens
)
Gardner's saltbush
(
Atriplex gardneri
)
Garrett's saltbush
(
Atriplex garrettii
)
Griffiths' saltbush
(
Atriplex torreyi var. griffithsii
)
mat saltbush
(
Atriplex corrugata
)
mound saltbush
(
Atriplex obovata
)
Navajo saltbush
(
Atriplex garrettii var. navajoensis
)
peregrine saltbush
(
Atriplex suberecta
)
sack saltbush
(
Atriplex saccaria
)
shadscale saltbush
(
Atriplex confertifolia
)
sickle saltbush
(
Atriplex gardneri var. falcata
)
silverscale saltbush
(
Atriplex argentea
)
silverscale saltbush
(
Atriplex argentea ssp. expansa
)
slender saltbush
(
Atriplex wolfii var. tenuissima
)
slenderflower saltbush
(
Atriplex graciliflora
)
spear saltbush
(
Atriplex patula
)
thinleaf fourwing saltbush
(
Atriplex linearis
)
Torrey's saltbush
(
Atriplex torreyi
)
twoscale saltbush
(
Atriplex heterosperma
)
valley saltbush
(
Atriplex gardneri var. cuneata
)
wedgescale saltbush
(
Atriplex truncata
)
wheelscale saltbush
(
Atriplex elegans
)
wheelscale saltbush
(
Atriplex elegans var. fasciculata
)
Wright's saltbush
(
Atriplex wrightii
)
saltcedar
saltcedar
(
Tamarix ramosissima
)
saltgrass
saltgrass
(
Distichlis spicata
)
saltlover
saltlover
(
Halogeton glomeratus
)
salttree
common salttree
(
Halimodendron halodendron
)
saltweed
leafcover saltweed
(
Atriplex phyllostegia
)
Powell's saltweed
(
Atriplex powellii
)
tumbling saltweed
(
Atriplex rosea
)
Wolf's saltweed
(
Atriplex wolfii
)
sandbur
Indian sandbur
(
Cenchrus biflorus
)
mat sandbur
(
Cenchrus longispinus
)
sanddune sandbur
(
Cenchrus tribuloides
)
slender sandbur
(
Cenchrus gracillimus
)
southern sandbur
(
Cenchrus echinatus
)
sandcherry
sandcherry
(
Prunus pumila
)
western sandcherry
(
Prunus pumila var. besseyi
)
sandgrass
purple sandgrass
(
Triplasis purpurea
)
sandmat
Arizona sandmat
(
Chamaesyce arizonica
)
bristlecup sandmat
(
Chamaesyce fendleri var. chaetocalyx
)
Carrizo Mountain sandmat
(
Chamaesyce pediculifera
)
Chiricahua Mountain sandmat
(
Chamaesyce florida
)
Contura Creek sandmat
(
Chamaesyce ocellata
)
Contura Creek sandmat
(
Chamaesyce ocellata var. arenicola
)
Fendler's sandmat
(
Chamaesyce fendleri
)
Geyer's sandmat
(
Chamaesyce geyeri
)
head sandmat
(
Chamaesyce capitellata
)
hoary sandmat
(
Chamaesyce lata
)
hyssopleaf sandmat
(
Chamaesyce hyssopifolia
)
matted sandmat
(
Chamaesyce serpens
)
Mexican sandmat
(
Chamaesyce gracillima
)
Parry's sandmat
(
Chamaesyce parryi
)
pillpod sandmat
(
Chamaesyce hirta
)
prairie sandmat
(
Chamaesyce missurica
)
prostrate sandmat
(
Chamaesyce prostrata
)
ribseed sandmat
(
Chamaesyce glyptosperma
)
royal sandmat
(
Chamaesyce dioica
)
sawtooth sandmat
(
Chamaesyce serrula
)
slimseed sandmat
(
Chamaesyce stictospora
)
smallseed sandmat
(
Chamaesyce polycarpa
)
Sonoran sandmat
(
Chamaesyce micromera
)
southern Florida sandmat
(
Chamaesyce adenoptera
)
spotted sandmat
(
Chamaesyce maculata
)
threadstem sandmat
(
Chamaesyce revoluta
)
thymeleaf sandmat
(
Chamaesyce serpyllifolia
)
whitemargin sandmat
(
Chamaesyce albomarginata
)
wormseed sandmat
(
Chamaesyce vermiculata
)
Yuma sandmat
(
Chamaesyce setiloba
)
sandparsley
plains sandparsley
(
Ammoselinum popei
)
sandpuffs
Wooton's sandpuffs
(
Tripterocalyx wootonii
)
sandreed
giant sandreed
(
Calamovilfa gigantea
)
prairie sandreed
(
Calamovilfa longifolia
)
prairie sandreed
(
Calamovilfa longifolia var. longifolia
)
sandspurry
bristleseed sandspurry
(
Spergularia echinosperma
)
media sandspurry
(
Spergularia media
)
red sandspurry
(
Spergularia rubra
)
salt sandspurry
(
Spergularia salina
)
sandverbena
smallflower sandverbena
(
Tripterocalyx micranthus
)
sandweed
common sandweed
(
Athysanus pusillus
)
sandwort
ballhead sandwort
(
Eremogone congesta
)
ballhead sandwort
(
Eremogone congesta var. congesta
)
beautiful sandwort
(
Minuartia rubella
)
bluntleaf sandwort
(
Moehringia lateriflora
)
Eastwood's sandwort
(
Eremogone eastwoodiae
)
Fendler's sandwort
(
Eremogone fendleri
)
Hooker's sandwort
(
Eremogone hookeri
)
Hooker's sandwort
(
Eremogone hookeri var. hookeri
)
Hooker's sandwort
(
Eremogone hookeri var. pinetorum
)
King's compact sandwort
(
Eremogone kingii var. glabrescens
)
King's sandwort
(
Eremogone kingii
)
largeleaf sandwort
(
Moehringia macrophylla
)
prickly sandwort
(
Eremogone aculeata
)
rock-loving sandwort
(
Eremogone congesta var. lithophila
)
slender mountain sandwort
(
Eremogone capillaris
)
spreading sandwort
(
Arenaria lanuginosa
)
thymeleaf sandwort
(
Arenaria serpyllifolia
)
twinflower sandwort
(
Minuartia obtusiloba
)
sanicle
Maryland sanicle
(
Sanicula marilandica
)
northern sanicle
(
Sanicula graveolens
)
santa
narrowleaf yerba santa
(
Eriodictyon angustifolium
)
sapo
hierba del sapo
(
Eryngium nasturtiifolium
)
sarsaparilla
wild sarsaparilla
(
Aralia nudicaulis
)
satintail
California satintail
(
Imperata brevifolia
)
saucerflower
mountain saucerflower
(
Crusea diversifolia
)
sawgrass
California sawgrass
(
Cladium californicum
)
Jamaica swamp sawgrass
(
Cladium jamaicense
)
saw-wort
American saw-wort
(
Saussurea americana
)
narrowleaf saw-wort
(
Saussurea angustifolia
)
sticky saw-wort
(
Saussurea angustifolia var. viscida
)
Weber's saw-wort
(
Saussurea weberi
)
saxifrage
Alberta saxifrage
(
Saxifraga occidentalis
)
brook saxifrage
(
Saxifraga odontoloma
)
bud saxifrage
(
Saxifraga bryophora
)
Crandall's saxifrage
(
Saxifraga flagellaris var. crandallii
)
diamondleaf saxifrage
(
Saxifraga rhomboidea
)
goldbloom saxifrage
(
Saxifraga serpyllifolia var. chrysantha
)
leafystem saxifrage
(
Saxifraga foliolosa
)
matted saxifrage
(
Saxifraga bronchialis var. austromontana
)
nodding saxifrage
(
Saxifraga cernua
)
northern golden saxifrage
(
Chrysosplenium tetrandrum
)
Oregon saxifrage
(
Saxifraga oregana
)
peak saxifrage
(
Saxifraga nidifica
)
peak saxifrage
(
Saxifraga nidifica var. claytoniifolia
)
peak saxifrage
(
Saxifraga nidifica var. nidifica
)
purple mountain saxifrage
(
Saxifraga oppositifolia
)
russethair saxifrage
(
Saxifraga ferruginea
)
small saxifrage
(
Saxifraga adscendens var. oregonensis
)
thymeleaf saxifrage
(
Saxifraga serpyllifolia
)
Tobias' saxifrage
(
Saxifraga bryophora var. tobiasiae
)
tufted alpine saxifrage
(
Saxifraga cespitosa
)
tufted alpine saxifrage
(
Saxifraga cespitosa var. minima
)
Vreeland's saxifrage
(
Saxifraga ferruginea var. vreelandii
)
weak saxifrage
(
Saxifraga rivularis
)
weak saxifrage
(
Saxifraga rivularis var. debilis
)
weak saxifrage
(
Saxifraga rivularis var. flexuosa
)
wedgeleaf saxifrage
(
Saxifraga adscendens
)
whiplash saxifrage
(
Saxifraga flagellaris
)
wholeleaf saxifrage
(
Saxifraga integrifolia
)
wood saxifrage
(
Saxifraga mertensiana
)
yellow marsh saxifrage
(
Saxifraga hirculus
)
yellow marsh saxifrage
(
Saxifraga hirculus ssp. coloradensis
)
yellowdot saxifrage
(
Saxifraga bronchialis
)
Yellowstone saxifrage
(
Saxifraga subapetala
)
scabiosa
field scabiosa
(
Knautia arvensis
)
scaldweed
scaldweed
(
Cuscuta gronovii
)
scaldweed
(
Cuscuta gronovii var. gronovii
)
scalebud
scalebud
(
Anisocoma acaulis
)
scaleseed
bristly scaleseed
(
Spermolepis echinata
)
scalystem
purple scalystem
(
Elytraria imbricata
)
scarletcreeper
scarletcreeper
(
Ipomoea hederifolia
)
scentbottle
scentbottle
(
Platanthera dilatata
)
scentbottle
(
Platanthera dilatata var. albiflora
)
scentbottle
(
Platanthera dilatata var. dilatata
)
schismus
Arabian schismus
(
Schismus arabicus
)
scouringrush
dwarf scouringrush
(
Equisetum scirpoides
)
variegated scouringrush
(
Equisetum variegatum
)
variegated scouringrush
(
Equisetum variegatum var. variegatum
)
scratchdaisy
slender scratchdaisy
(
Croptilon divaricatum
)
scratchgrass
scratchgrass
(
Muhlenbergia asperifolia
)
scurfpea
lemon scurfpea
(
Psoralidium lanceolatum
)
slimflower scurfpea
(
Psoralidium tenuiflorum
)
scurfymallow
scurfymallow
(
Malvella lepidota
)
seaberry
seaberry
(
Hippophae rhamnoides
)
seablite
Mojave seablite
(
Suaeda nigra
)
seablush
longspur seablush
(
Plectritis ciliosa
)
longspur seablush
(
Plectritis ciliosa ssp. insignis
)
seaheath
James' seaheath
(
Frankenia jamesii
)
seal
smooth Solomon's seal
(
Polygonatum biflorum
)
seapurslane
verrucose seapurslane
(
Sesuvium verrucosum
)
western seapurslane
(
Sesuvium sessile
)
searocket
American searocket
(
Cakile edentula
)
American searocket
(
Cakile edentula ssp. edentula
)
European searocket
(
Cakile maritima
)
sedge
alpine nerve sedge
(
Carex neurophora
)
analogue sedge
(
Carex simulata
)
Arapaho sedge
(
Carex arapahoensis
)
awlfruit sedge
(
Carex stipata
)
Back's sedge
(
Carex backii
)
beaked sedge
(
Carex rostrata
)
Bebb's sedge
(
Carex bebbii
)
Bellardi bog sedge
(
Kobresia myosuroides
)
bigleaf sedge
(
Carex amplifolia
)
black alpine sedge
(
Carex nigricans
)
black sedge
(
Carex nova
)
blackandwhite sedge
(
Carex albonigra
)
blackroot sedge
(
Carex elynoides
)
blister sedge
(
Carex vesicaria
)
Bolander's sedge
(
Carex bolanderi
)
boreal bog sedge
(
Carex paupercula
)
bottlebrush sedge
(
Carex hystericina
)
bristleleaf sedge
(
Carex eburnea
)
bristlystalked sedge
(
Carex leptalea
)
broom sedge
(
Carex scoparia
)
broom sedge
(
Carex scoparia var. scoparia
)
brown sedge
(
Carex subfusca
)
brownish sedge
(
Carex brunnescens
)
Buxbaum's sedge
(
Carex buxbaumii
)
capitate sedge
(
Carex capitata
)
chamisso sedge
(
Carex pachystachya
)
Chihuahuan sedge
(
Carex chihuahuensis
)
cleft sedge
(
Carex fissuricola
)
cloud sedge
(
Carex haydeniana
)
clustered field sedge
(
Carex praegracilis
)
coastal sand sedge
(
Carex incurviformis
)
Columbian sedge
(
Carex aperta
)
Cordilleran sedge
(
Carex cordillerana
)
Crawe's sedge
(
Carex crawei
)
Crawford's sedge
(
Carex crawfordii
)
curly sedge
(
Carex rupestris
)
Cusick's sedge
(
Carex cusickii
)
Davy's sedge
(
Carex davyi
)
deer sedge
(
Carex parryana var. unica
)
Dewey sedge
(
Carex deweyana
)
Dewey sedge
(
Carex deweyana var. deweyana
)
different-nerve sedge
(
Carex heteroneura
)
Douglas' sedge
(
Carex douglasii
)
Drummond's halfchaff sedge
(
Lipocarpha drummondii
)
dryspike sedge
(
Carex foenea
)
dryspike sedge
(
Carex siccata
)
dunhead sedge
(
Carex phaeocephala
)
duskyseed sedge
(
Carex nova var. pelocarpa
)
early sedge
(
Carex praeceptorum
)
eastern woodland sedge
(
Carex blanda
)
ebony sedge
(
Carex ebenea
)
eggbract sedge
(
Carex leporina
)
Eggleston's sedge
(
Carex egglestonii
)
Emory's sedge
(
Carex emoryi
)
Enander's sedge
(
Carex lenticularis var. dolia
)
Engelmann's sedge
(
Carex engelmannii
)
fewseeded bog sedge
(
Carex microglochin
)
firethread sedge
(
Carex scopulorum var. prionophylla
)
fox sedge
(
Carex vulpinoidea
)
foxtail sedge
(
Carex alopecoidea
)
fragile sheath sedge
(
Carex fracta
)
Frank's sedge
(
Carex frankii
)
Geyer's sedge
(
Carex geyeri
)
globe sedge
(
Carex perglobosa
)
golden sedge
(
Carex aurea
)
graceful sedge
(
Carex gracillima
)
grassyslope sedge
(
Carex oreocharis
)
Great Smoky Mountain sedge
(
Carex proposita
)
greater bladder sedge
(
Carex intumescens
)
greater straw sedge
(
Carex normalis
)
hair-like sedge
(
Carex capillaris
)
heavy sedge
(
Carex gravida
)
Hepburn's sedge
(
Carex nardina var. hepburnii
)
Holm sedge
(
Carex chalciolepis
)
Hood's sedge
(
Carex hoodii
)
Idaho sedge
(
Carex idahoa
)
inland sedge
(
Carex interior
)
Jones' sedge
(
Carex jonesii
)
Kaibab sedge
(
Carex curatorum
)
Kaibab sedge
(
Carex haysii
)
Kellogg's sedge
(
Carex lenticularis var. pallida
)
knotsheath sedge
(
Carex retrorsa
)
lakeshore sedge
(
Carex lenticularis
)
lakeshore sedge
(
Carex lenticularis var. impressa
)
largehead sedge
(
Carex macrocephala
)
lesser blackscale sedge
(
Carex atrosquama
)
lesser panicled sedge
(
Carex diandra
)
Liddon sedge
(
Carex petasata
)
limestone meadow sedge
(
Carex granularis
)
little green sedge
(
Carex oederi
)
little green sedge
(
Carex oederi var. recterostrata
)
livid sedge
(
Carex livida
)
livid sedge
(
Carex livida var. radicaulis
)
longstalk sedge
(
Carex pedunculata
)
long-stolon sedge
(
Carex inops
)
loving sedge
(
Carex pityophila
)
low northern sedge
(
Carex concinna
)
manyrib sedge
(
Carex multicostata
)
meadow sedge
(
Carex praticola
)
Mertens' sedge
(
Carex mertensii
)
mountain sedge
(
Carex scopulorum
)
mountain sedge
(
Carex scopulorum var. scopulorum
)
mud sedge
(
Carex limosa
)
native sedge
(
Carex vernacula
)
nearlyblack sedge
(
Carex subnigricans
)
Nebraska sedge
(
Carex nebrascensis
)
needleleaf sedge
(
Carex duriuscula
)
Nelson's sedge
(
Carex nelsonii
)
nerveless woodland sedge
(
Carex leptonervia
)
northern bog sedge
(
Carex gynocrates
)
northern cluster sedge
(
Carex arcta
)
northern singlespike sedge
(
Carex scirpoidea
)
northern singlespike sedge
(
Carex scirpoidea var. scirpiformis
)
Northwest Territory sedge
(
Carex utriculata
)
northwestern sedge
(
Carex concinnoides
)
obtuse sedge
(
Carex obtusata
)
oval-leaf sedge
(
Carex cephalophora
)
owlfruit sedge
(
Carex stipata var. stipata
)
Parry's sedge
(
Carex aboriginum
)
Parry's sedge
(
Carex parryana
)
Parry's sedge
(
Carex parryana var. parryana
)
Payson's sedge
(
Carex paysonis
)
Peck's sedge
(
Carex peckii
)
Presl's sedge
(
Carex preslii
)
Pyrenean sedge
(
Carex pyrenaica
)
quill sedge
(
Carex tenera
)
Raynolds' sedge
(
Carex raynoldsii
)
Richardson's sedge
(
Carex richardsonii
)
rigid sedge
(
Carex tetanica
)
Rio Grande sedge
(
Cyperus floribundus
)
riverbank sedge
(
Carex stenoptila
)
rock sedge
(
Carex saxatilis
)
Rocky Mountain sedge
(
Carex saximontana
)
Ross' sedge
(
Carex rossii
)
rosy sedge
(
Carex rosea
)
Sartwell's sedge
(
Carex sartwellii
)
sheep sedge
(
Carex illota
)
Sheldon's sedge
(
Carex sheldonii
)
shortbeak sedge
(
Carex brevior
)
shortstalk sedge
(
Carex podocarpa
)
showy sedge
(
Carex spectabilis
)
Siberian bog sedge
(
Kobresia sibirica
)
Sierra hare sedge
(
Carex leporinella
)
silvery sedge
(
Carex canescens
)
simple bog sedge
(
Kobresia simpliciuscula
)
Sitka sedge
(
Carex aquatilis var. dives
)
slenderbeak sedge
(
Carex athrostachya
)
smallwing sedge
(
Carex microptera
)
smallwing sedge
(
Carex microptera var. limnophila
)
smoothcone sedge
(
Carex laeviconica
)
smoothstem sedge
(
Carex laeviculmis
)
softleaf sedge
(
Carex disperma
)
southwestern showy sedge
(
Carex bella
)
sparseflower sedge
(
Carex tenuiflora
)
spike sedge
(
Carex nardina
)
Sprengel's sedge
(
Carex sprengelii
)
star sedge
(
Carex echinata
)
star sedge
(
Carex echinata ssp. echinata
)
Steven's sedge
(
Carex stevenii
)
sturdy sedge
(
Carex alma
)
sun sedge
(
Carex inops ssp. heliophila
)
taperfruit shortscale sedge
(
Carex leptopoda
)
thickhead sedge
(
Carex macloviana
)
threadleaf sedge
(
Carex filifolia
)
threeway sedge
(
Dulichium arundinaceum
)
three-way sedge
(
Dulichium arundinaceum var. arundinaceum
)
Thurber's sedge
(
Carex thurberi
)
Torrey's sedge
(
Carex torreyi
)
twotipped sedge
(
Carex lachenalii
)
twotooth sedge
(
Carex serratodens
)
upright sedge
(
Carex stricta
)
valley sedge
(
Carex vallicola
)
water sedge
(
Carex aquatilis
)
water sedge
(
Carex aquatilis var. aquatilis
)
western sedge
(
Carex occidentalis
)
western singlespike sedge
(
Carex scirpoidea var. pseudoscirpoidea
)
wheat sedge
(
Carex atherodes
)
White Mountain sedge
(
Carex geophila
)
whitescale sedge
(
Carex xerantica
)
widefruit sedge
(
Carex angustata
)
woodrush sedge
(
Carex luzulina
)
woodrush sedge
(
Carex luzulina var. ablata
)
woodrush sedge
(
Carex luzulina var. atropurpurea
)
woodrush sedge
(
Carex luzulina var. luzulina
)
woolly sedge
(
Carex lanuginosa
)
woollyfruit sedge
(
Carex lasiocarpa
)
Wooton's sedge
(
Carex wootonii
)
yellow sedge
(
Carex flava
)
seepweed
pin-leaf seepweed
(
Suaeda linifolia
)
Pursh seepweed
(
Suaeda calceoliformis
)
Pursh seepweed
(
Suaeda occidentalis
)
selaginella
northern selaginella
(
Selaginella rupestris
)
selenia
Texas selenia
(
Selenia dissecta
)
selfheal
common selfheal
(
Prunella vulgaris
)
lance selfheal
(
Prunella vulgaris var. lanceolata
)
senna
bladder senna
(
Colutea arborescens
)
silver senna
(
Senna artemisioides
)
twinleaf senna
(
Senna bauhinioides
)
twoleaf senna
(
Senna roemeriana
)
velvet leaf senna
(
Senna lindheimeriana
)
Wislizenus' senna
(
Senna wislizeni
)
woolly senna
(
Senna hirsuta
)
woolly senna
(
Senna hirsuta var. glaberrima
)
sensitive-briar
littleleaf sensitive-briar
(
Mimosa quadrivalvis var. angustata
)
Nuttall's sensitive-briar
(
Mimosa quadrivalvis var. nuttallii
)
serpent
stinging serpent
(
Cevallia sinuata
)
serviceberry
Coville's serviceberry
(
Amelanchier utahensis var. covillei
)
Cusick's serviceberry
(
Amelanchier alnifolia var. cusickii
)
dwarf serviceberry
(
Amelanchier alnifolia var. pumila
)
Saskatoon serviceberry
(
Amelanchier alnifolia
)
Saskatoon serviceberry
(
Amelanchier alnifolia var. alnifolia
)
Saskatoon serviceberry
(
Amelanchier alnifolia var. semiintegrifolia
)
Utah serviceberry
(
Amelanchier utahensis
)
shadscale
Mancos shadscale
(
Atriplex pleiantha
)
shaggytuft
early shaggytuft
(
Stenandrium barbatum
)
sheoak
beach sheoak
(
Casuarina equisetifolia
)
shieldpod
California shieldpod
(
Dithyrea californica
)
shinleaf
waxflower shinleaf
(
Pyrola elliptica
)
shootingstar
Ellis' shootingstar
(
Dodecatheon ellisiae
)
shrub
bird-of-paradise shrub
(
Caesalpinia gilliesii
)
sibbaldia
creeping sibbaldia
(
Sibbaldia procumbens
)
sickleweed
sickleweed
(
Falcaria vulgaris
)
signalgrass
Arizona signalgrass
(
Urochloa arizonica
)
browntop signalgrass
(
Urochloa fusca
)
Texas signalgrass
(
Urochloa texana
)
silene
nightflowering silene
(
Silene noctiflora
)
Oregon silene
(
Silene oregana
)
Parry's silene
(
Silene parryi
)
sleepy silene
(
Silene antirrhina
)
Spalding's silene
(
Silene spaldingii
)
sweet William silene
(
Silene armeria
)
weed silene
(
Silene conoidea
)
silktassel
ashy silktassel
(
Garrya flavescens
)
eggleaf silktassel
(
Garrya ovata
)
Wright's silktassel
(
Garrya wrightii
)
silkybent
dense silkybent
(
Apera interrupta
)
loose silkybent
(
Apera spica-venti
)
siltbush
Arizona siltbush
(
Zuckia brandegeei var. arizonica
)
Plummer's siltbush
(
Zuckia brandegeei var. plummeri
)
siltbush
(
Zuckia brandegeei
)
siltbush
(
Zuckia brandegeei var. brandegeei
)
silverberry
silverberry
(
Elaeagnus commutata
)
silverbush
Charleston Mountain silverbush
(
Argythamnia cyanophylla
)
low silverbush
(
Argythamnia humilis
)
narrowleaf silverbush
(
Argythamnia lanceolata
)
New Mexico silverbush
(
Argythamnia neomexicana
)
Sonoran silverbush
(
Argythamnia brandegeei
)
Sonoran silverbush
(
Argythamnia brandegeei var. brandegeei
)
tall silverbush
(
Argythamnia mercurialina
)
tall silverbush
(
Argythamnia mercurialina var. mercurialina
)
Yuma silverbush
(
Argythamnia serrata
)
silverpuffs
grassland silverpuffs
(
Stebbinsoseris heterocarpa
)
Lindley's silverpuffs
(
Uropappus lindleyi
)
skeletonplant
Dolores River skeletonplant
(
Lygodesmia grandiflora var. doloresensis
)
largeflower skeletonplant
(
Lygodesmia grandiflora
)
rush skeletonplant
(
Lygodesmia juncea
)
Texas skeletonplant
(
Lygodesmia texana
)
skeletonweed
beaked skeletonweed
(
Shinnersoseris rostrata
)
rush skeletonweed
(
Chondrilla juncea
)
thorn skeletonweed
(
Pleiacanthus spinosus
)
skullcap
blue skullcap
(
Scutellaria lateriflora
)
blue skullcap
(
Scutellaria lateriflora var. lateriflora
)
Britton's skullcap
(
Scutellaria brittonii
)
Drummond's skullcap
(
Scutellaria drummondii
)
marsh skullcap
(
Scutellaria galericulata
)
Mexican skullcap
(
Scutellaria potosina
)
Mexican skullcap
(
Scutellaria potosina ssp. platyphylla
)
Mexican skullcap
(
Scutellaria tessellata
)
narrowleaf skullcap
(
Scutellaria angustifolia
)
narrowleaf skullcap
(
Scutellaria angustifolia ssp. angustifolia
)
nose skullcap
(
Scutellaria antirrhinoides
)
sticky skullcap
(
Scutellaria resinosa
)
skunkcabbage
American skunkcabbage
(
Lysichiton americanus
)
skunktop
skunktop
(
Pediomelum mephiticum
)
skyrocket
El Paso skyrocket
(
Ipomopsis thurberi
)
slendertube skyrocket
(
Ipomopsis tenuituba
)
slendertube skyrocket
(
Ipomopsis tenuituba ssp. tenuituba
)
sleepygrass
sleepygrass
(
Achnatherum robustum
)
slipper
clustered lady's slipper
(
Cypripedium fasciculatum
)
fairy slipper
(
Calypso bulbosa
)
fairy slipper
(
Calypso bulbosa var. americana
)
fairy slipper
(
Calypso bulbosa var. occidentalis
)
greater yellow lady's slipper
(
Cypripedium parviflorum var. pubescens
)
lesser yellow lady's slipper
(
Cypripedium parviflorum
)
lesser yellow lady's slipper
(
Cypripedium parviflorum var. parviflorum
)
mountain lady's slipper
(
Cypripedium montanum
)
sparrowegg lady's slipper
(
Cypripedium passerinum
)
slippers
Aladdin's slippers
(
Astragalus amphioxys var. vespertinus
)
sloughgrass
American sloughgrass
(
Beckmannia syzigachne
)
smartweed
dotted smartweed
(
Persicaria punctata
)
longroot smartweed
(
Persicaria amphibia
)
Pennsylvania smartweed
(
Persicaria bicornis
)
smelowskia
alpine smelowskia
(
Smelowskia calycina
)
smilograss
smilograss
(
Piptatherum miliaceum
)
smotherweed
fivehorn smotherweed
(
Bassia hyssopifolia
)
snakecotton
Arizona snakecotton
(
Froelichia arizonica
)
plains snakecotton
(
Froelichia floridana
)
slender snakecotton
(
Froelichia gracilis
)
snakeherb
spreading snakeherb
(
Dyschoriste decumbens
)
snakeroot
fragrant snakeroot
(
Ageratina herbacea
)
Rothrock's snakeroot
(
Eupatorium rothrockii
)
Seneca snakeroot
(
Polygala senega
)
Wright's snakeroot
(
Ageratina wrightii
)
snakeweed
Arizona snakeweed
(
Gutierrezia arizonica
)
broom snakeweed
(
Gutierrezia sarothrae
)
late snakeweed
(
Gutierrezia serotina
)
roundleaf snakeweed
(
Gutierrezia sphaerocephala
)
threadleaf snakeweed
(
Gutierrezia microcephala
)
Wright's snakeweed
(
Gutierrezia wrightii
)
snakewood
bitter snakewood
(
Condalia globosa
)
bitter snakewood
(
Condalia globosa var. pubescens
)
snapdragon
garden snapdragon
(
Antirrhinum majus
)
linearleaf snapdragon
(
Misopates orontium
)
yellow twining snapdragon
(
Neogaerrhinum filipes
)
sneezeweed
Arizona sneezeweed
(
Helenium arizonicum
)
common sneezeweed
(
Helenium autumnale
)
smallhead sneezeweed
(
Helenium microcephalum
)
sneezeweed
(
Achillea ptarmica
)
Thurber's sneezeweed
(
Helenium thurberi
)
snoutbean
Chihuahuan snoutbean
(
Rhynchosia edulis
)
least snoutbean
(
Rhynchosia minima
)
Texas snoutbean
(
Rhynchosia senna
)
Texas snoutbean
(
Rhynchosia senna var. texana
)
snowberry
common snowberry
(
Symphoricarpos albus
)
common snowberry
(
Symphoricarpos albus var. albus
)
common snowberry
(
Symphoricarpos albus var. laevigatus
)
desert snowberry
(
Symphoricarpos longiflorus
)
mountain snowberry
(
Symphoricarpos oreophilus
)
mountain snowberry
(
Symphoricarpos oreophilus var. oreophilus
)
Parish's snowberry
(
Symphoricarpos rotundifolius var. parishii
)
roundleaf snowberry
(
Symphoricarpos rotundifolius
)
roundleaf snowberry
(
Symphoricarpos rotundifolius var. rotundifolius
)
Utah snowberry
(
Symphoricarpos oreophilus var. utahensis
)
western snowberry
(
Symphoricarpos occidentalis
)
snowlover
Rocky Mountain snowlover
(
Chionophila jamesii
)
Tweedy's snowlover
(
Chionophila tweedyi
)
snowparsley
Jakutsk snowparsley
(
Cnidium cnidiifolium
)
soapberry
western soapberry
(
Sapindus saponaria var. drummondii
)
wingleaf soapberry
(
Sapindus saponaria
)
soapwort
cow soapwort
(
Vaccaria hispanica
)
rock soapwort
(
Saponaria ocymoides
)
soldier
gallant soldier
(
Galinsoga parviflora
)
shaggy soldier
(
Galinsoga quadriradiata
)
sophia
herb sophia
(
Descurainia sophia
)
sophora
silky sophora
(
Sophora nuttalliana
)
sorghum
grain sorghum
(
Sorghum bicolor ssp. bicolor
)
sorghum
(
Sorghum bicolor
)
sorrel
alpine sheep sorrel
(
Rumex paucifolius
)
common sheep sorrel
(
Rumex acetosella
)
garden sorrel
(
Rumex acetosa
)
sorrelvine
sorrelvine
(
Cissus trifoliata
)
sotol
common sotol
(
Dasylirion wheeleri
)
southernwood
southernwood
(
Artemisia abrotanum
)
sowthistle
common sowthistle
(
Sonchus oleraceus
)
field sowthistle
(
Sonchus arvensis
)
moist sowthistle
(
Sonchus arvensis ssp. uliginosus
)
spiny sowthistle
(
Sonchus asper
)
speargrass
Pringle's speargrass
(
Piptochaetium pringlei
)
spearleaf
spearleaf
(
Matelea parvifolia
)
spearmint
spearmint
(
Mentha spicata
)
spearwort
greater creeping spearwort
(
Ranunculus flammula
)
greater creeping spearwort
(
Ranunculus flammula var. ovalis
)
greater creeping spearwort
(
Ranunculus flammula var. reptans
)
spectaclepod
Palmer's spectaclepod
(
Dimorphocarpa palmeri
)
speedwell
American alpine speedwell
(
Veronica wormskjoldii
)
American speedwell
(
Veronica americana
)
birdeye speedwell
(
Veronica persica
)
brightblue speedwell
(
Veronica serpyllifolia var. humifusa
)
corn speedwell
(
Veronica arvensis
)
Cusick's speedwell
(
Veronica cusickii
)
germander speedwell
(
Veronica chamaedrys
)
gray field speedwell
(
Veronica polita
)
hairy purslane speedwell
(
Veronica peregrina var. xalapensis
)
ivyleaf speedwell
(
Veronica hederifolia
)
skullcap speedwell
(
Veronica scutellata
)
spring speedwell
(
Veronica verna
)
thymeleaf speedwell
(
Veronica serpyllifolia
)
twolobe speedwell
(
Veronica biloba
)
water speedwell
(
Veronica anagallis-aquatica
)
water speedwell
(
Veronica catenata
)
spicywintergreen
alpine spicywintergreen
(
Gaultheria humifusa
)
spiderflower
Jones spiderflower
(
Cleome lutea var. jonesii
)
slender spiderflower
(
Cleome multicaulis
)
yellow spiderflower
(
Cleome lutea
)
yellow spiderflower
(
Cleome lutea var. lutea
)
spidergrass
spidergrass
(
Aristida ternipes
)
spidergrass
(
Aristida ternipes var. gentilis
)
spidergrass
(
Aristida ternipes var. ternipes
)
spiderleaf
spiderleaf
(
Ipomoea tenuiloba
)
spiderling
Coulter's spiderling
(
Boerhavia coulteri
)
creeping spiderling
(
Boerhavia spicata
)
creeping spiderling
(
Boerhavia torreyana
)
fivewing spiderling
(
Boerhavia intermedia
)
largebract spiderling
(
Boerhavia wrightii
)
narrowleaf spiderling
(
Boerhavia linearifolia
)
purple spiderling
(
Boerhavia purpurascens
)
scarlet spiderling
(
Boerhavia coccinea
)
slimstalk spiderling
(
Boerhavia gracillima
)
spiderwort
longbract spiderwort
(
Tradescantia bracteata
)
pinewoods spiderwort
(
Tradescantia pinetorum
)
prairie spiderwort
(
Tradescantia occidentalis
)
prairie spiderwort
(
Tradescantia occidentalis var. occidentalis
)
prairie spiderwort
(
Tradescantia occidentalis var. scopulorum
)
spikemoss
Arizona spikemoss
(
Selaginella arizonica
)
bluntleaf spikemoss
(
Selaginella mutica
)
bluntleaf spikemoss
(
Selaginella mutica var. limitanea
)
bluntleaf spikemoss
(
Selaginella mutica var. mutica
)
club spikemoss
(
Selaginella selaginoides
)
Douglas' spikemoss
(
Selaginella douglasii
)
lesser spikemoss
(
Selaginella densa
)
Peruvian spikemoss
(
Selaginella peruviana
)
rockloving spikemoss
(
Selaginella rupincola
)
Underwood's spikemoss
(
Selaginella underwoodii
)
Wallace's spikemoss
(
Selaginella wallacei
)
Watson's spikemoss
(
Selaginella watsonii
)
Weatherby's spikemoss
(
Selaginella weatherbiana
)
spikenard
American spikenard
(
Aralia racemosa
)
American spikenard
(
Aralia racemosa ssp. bicrenata
)
Arizona spikenard
(
Aralia humilis
)
spikeoat
spikeoat
(
Avenula hookeri
)
spikerush
bald spikerush
(
Eleocharis erythropoda
)
beaked spikerush
(
Eleocharis rostellata
)
beautiful spikerush
(
Eleocharis bella
)
Bolander's spikerush
(
Eleocharis bolanderi
)
common spikerush
(
Eleocharis palustris
)
dwarf spikerush
(
Eleocharis parvula
)
elliptic spikerush
(
Eleocharis elliptica
)
Engelmann's spikerush
(
Eleocharis engelmannii
)
fewflower spikerush
(
Eleocharis quinqueflora
)
flatstem spikerush
(
Eleocharis compressa
)
mountain spikerush
(
Eleocharis montana
)
needle spikerush
(
Eleocharis acicularis
)
pale spikerush
(
Eleocharis macrostachya
)
Parish's spikerush
(
Eleocharis parishii
)
sand spikerush
(
Eleocharis montevidensis
)
Wolf's spikerush
(
Eleocharis wolfii
)
Wright's spikerush
(
Eleocharis obtusa
)
Wright's spikerush
(
Eleocharis ovata
)
yellow spikerush
(
Eleocharis flavescens
)
yellow spikerush
(
Eleocharis flavescens var. flavescens
)
spikesedge
Canada spikesedge
(
Eleocharis geniculata
)
spineflower
brittle spineflower
(
Chorizanthe brevicornu
)
brittle spineflower
(
Chorizanthe brevicornu var. brevicornu
)
devil's spineflower
(
Chorizanthe rigida
)
wrinkled spineflower
(
Chorizanthe corrugata
)
spinystar
spinystar
(
Coryphantha vivipara
)
spiralseed
harlequin spiralseed
(
Schistophragma intermedia
)
spirea
Menzies' spirea
(
Spiraea douglasii var. menziesii
)
rose spirea
(
Spiraea douglasii
)
rose spirea
(
Spiraea douglasii var. douglasii
)
shinyleaf spirea
(
Spiraea betulifolia var. lucida
)
white spirea
(
Spiraea betulifolia
)
spleenwort
blackstem spleenwort
(
Asplenium resiliens
)
brightgreen spleenwort
(
Asplenium trichomanes-ramosum
)
forked spleenwort
(
Asplenium septentrionale
)
maidenhair spleenwort
(
Asplenium trichomanes
)
maidenhair spleenwort
(
Asplenium trichomanes ssp. trichomanes
)
Palmer's spleenwort
(
Asplenium palmeri
)
singlesorus spleenwort
(
Asplenium monanthes
)
sprangeltop
mucronate sprangeltop
(
Leptochloa panicea ssp. brachiata
)
sprangletop
bearded sprangletop
(
Leptochloa fusca ssp. fascicularis
)
green sprangletop
(
Leptochloa dubia
)
Malabar sprangletop
(
Leptochloa fusca
)
Mexican sprangletop
(
Leptochloa fusca ssp. uninervia
)
mucronate sprangletop
(
Leptochloa panicea
)
mucronate sprangletop
(
Leptochloa panicea ssp. mucronata
)
sticky sprangletop
(
Leptochloa viscida
)
springbeauty
Alaska springbeauty
(
Claytonia sarmentosa
)
alpine springbeauty
(
Claytonia megarhiza
)
Great Basin springbeauty
(
Claytonia umbellata
)
heartleaf springbeauty
(
Claytonia cordifolia
)
lanceleaf springbeauty
(
Claytonia lanceolata
)
lanceleaf springbeauty
(
Claytonia multiscapa
)
redstem springbeauty
(
Claytonia rubra
)
redstem springbeauty
(
Claytonia rubra ssp. rubra
)
Scamman's springbeauty
(
Claytonia scammaniana
)
Siberian springbeauty
(
Claytonia sibirica
)
streambank springbeauty
(
Claytonia parviflora
)
streambank springbeauty
(
Claytonia parviflora ssp. parviflora
)
streambank springbeauty
(
Claytonia parviflora ssp. utahensis
)
streambank springbeauty
(
Claytonia parviflora ssp. viridis
)
tuberous springbeauty
(
Claytonia tuberosa
)
western springbeauty
(
Claytonia rosea
)
springparsley
alpine false springparsley
(
Cymopterus lemmonii
)
bulbous springparsley
(
Cymopterus bulbosus
)
Constance's springparsley
(
Cymopterus constancei
)
Evert's springparsley
(
Cymopterus evertii
)
Fendler's springparsley
(
Cymopterus fendleri
)
longstalk springparsley
(
Cymopterus longipes
)
plains springparsley
(
Cymopterus acaulis
)
purple springparsley
(
Cymopterus purpureus
)
purplenerve springparsley
(
Cymopterus multinervatus
)
Rocky Mountain springparsley
(
Cymopterus planosus
)
snowline springparsley
(
Cymopterus nivalis
)
sweetroot springparsley
(
Cymopterus newberryi
)
talus springparsley
(
Cymopterus lapidosus
)
Uinta Basin springparsley
(
Cymopterus duchesnensis
)
waxy springparsley
(
Cymopterus glaucus
)
widewing springparsley
(
Cymopterus purpurascens
)
Williams' springparsley
(
Cymopterus williamsii
)
spruce
blue spruce
(
Picea pungens
)
Engelmann spruce
(
Picea engelmannii
)
Engelmann spruce
(
Picea engelmannii var. engelmannii
)
Norway spruce
(
Picea abies
)
white spruce
(
Picea glauca
)
spurge
beetle spurge
(
Euphorbia eriantha
)
blackseed spurge
(
Euphorbia bilobata
)
cypress spurge
(
Euphorbia cyparissias
)
David's spurge
(
Euphorbia dentata
)
forked spurge
(
Euphorbia wootonii
)
hairy-fruit spurge
(
Euphorbia cuphosperma
)
horned spurge
(
Euphorbia brachycera
)
horned spurge
(
Euphorbia lurida
)
leafy spurge
(
Euphorbia esula
)
leafy spurge
(
Euphorbia esula var. esula
)
Marble Canyon spurge
(
Euphorbia aaron-rossii
)
Mojave spurge
(
Euphorbia incisa
)
Mojave spurge
(
Euphorbia incisa var. mollis
)
Mojave spurge
(
Euphorbia schizoloba
)
mountain spurge
(
Euphorbia chamaesula
)
red-gland spurge
(
Chamaesyce melanadenia
)
Russian leafy spurge
(
Euphorbia esula var. uralensis
)
sixangle spurge
(
Euphorbia hexagona
)
squareseed spurge
(
Euphorbia exstipulata
)
squareseed spurge
(
Euphorbia exstipulata var. exstipulata
)
urban spurge
(
Euphorbia agraria
)
warty spurge
(
Euphorbia alta
)
warty spurge
(
Euphorbia spathulata
)
woodland spurge
(
Euphorbia palmeri
)
spurry
corn spurry
(
Spergula arvensis
)
squashberry
squashberry
(
Viburnum edule
)
squirreltail
big squirreltail
(
Elymus multisetus
)
squirreltail
(
Elymus elymoides
)
squirreltail
(
Elymus elymoides var. brevifolius
)
star
dotted blazing star
(
Liatris punctata
)
dotted blazing star
(
Liatris punctata var. punctata
)
lanceleaf blazing star
(
Liatris lancifolia
)
Mexican star
(
Milla biflora
)
Rocky Mountain blazing star
(
Liatris ligulistylis
)
scaly blazing star
(
Liatris squarrosa
)
scaly blazing star
(
Liatris squarrosa var. glabrata
)
starlily
common starlily
(
Leucocrinum montanum
)
star-thistle
American star-thistle
(
Centaurea americana
)
Maltese star-thistle
(
Centaurea melitensis
)
yellow star-thistle
(
Centaurea solstitialis
)
starvine
desert starvine
(
Brandegea bigelovii
)
starwort
Alaska starwort
(
Stellaria alaskana
)
boreal starwort
(
Stellaria borealis
)
chickweed, starwort
(
Stellaria longipes var. longipes
)
Colorado starwort
(
Stellaria irrigua
)
curled starwort
(
Stellaria crispa
)
fleshy starwort
(
Stellaria crassifolia
)
grass-like starwort
(
Stellaria graminea
)
longleaf starwort
(
Stellaria longifolia
)
longstalk starwort
(
Stellaria longipes
)
Mexican starwort
(
Stellaria cuspidata
)
northern starwort
(
Stellaria calycantha
)
Sitka starwort
(
Stellaria borealis var. sitchana
)
tuber starwort
(
Pseudostellaria jamesiana
)
umbrella starwort
(
Stellaria umbellata
)
steer's-head
longhorn steer's-head
(
Dicentra uniflora
)
stickpea
dwarf stickpea
(
Calliandra humilis
)
dwarf stickpea
(
Calliandra humilis var. humilis
)
dwarf stickpea
(
Calliandra humilis var. reticulata
)
Schott's stickpea
(
Calliandra schottii
)
stickseed
American stickseed
(
Hackelia deflexa var. americana
)
Bessey's stickseed
(
Hackelia besseyi
)
Chihuahuan stickseed
(
Hackelia ursina
)
Cotton's stickseed
(
Hackelia diffusa var. cottonii
)
European stickseed
(
Lappula squarrosa
)
flatspine stickseed
(
Lappula occidentalis
)
flatspine stickseed
(
Lappula occidentalis var. cupulata
)
flatspine stickseed
(
Lappula occidentalis var. occidentalis
)
gray stickseed
(
Hackelia cinerea
)
Great Plains stickseed
(
Lappula cenchrusoides
)
Livermore stickseed
(
Hackelia pinetorum
)
manyflower stickseed
(
Hackelia floribunda
)
margined stickseed
(
Lappula marginata
)
Mesa Verde stickseed
(
Hackelia gracilenta
)
New Mexico stickseed
(
Hackelia hirsuta
)
nodding stickseed
(
Hackelia deflexa
)
showy stickseed
(
Hackelia hispida
)
spotted stickseed
(
Hackelia patens
)
spotted stickseed
(
Hackelia patens var. patens
)
spreading stickseed
(
Hackelia diffusa
)
sticktight
Jessica sticktight
(
Hackelia micrantha
)
stickweed
Rocky Mountain stickweed
(
Cleomella palmeriana
)
stickywilly
stickywilly
(
Galium aparine
)
stingbush
desert stingbush
(
Eucnide urens
)
stinkgrass
stinkgrass
(
Eragrostis cilianensis
)
stitchwort
arctic stitchwort
(
Minuartia arctica
)
bog stitchwort
(
Minuartia stricta
)
Columbian stitchwort
(
Minuartia austromontana
)
Douglas' stitchwort
(
Minuartia douglasii
)
House's stitchwort
(
Minuartia macrantha
)
stock
night scented stock
(
Matthiola longipetala
)
stonecrop
Cockerell's stonecrop
(
Sedum cockerellii
)
goldmoss stonecrop
(
Sedum acre
)
Huachuca Mountain stonecrop
(
Sedum stelliforme
)
ledge stonecrop
(
Sedum integrifolium
)
ledge stonecrop
(
Sedum integrifolium ssp. procerum
)
Leiberg stonecrop
(
Sedum borschii
)
orpine stonecrop
(
Sedum debile
)
redpod stonecrop
(
Sedum rhodanthum
)
spearleaf stonecrop
(
Sedum lanceolatum
)
tworow stonecrop
(
Sedum spurium
)
wormleaf stonecrop
(
Sedum stenopetalum
)
Wright's stonecrop
(
Sedum wrightii
)
stoneseed
green stoneseed
(
Lithospermum viride
)
manyflowered stoneseed
(
Lithospermum multiflorum
)
narrowleaf stoneseed
(
Lithospermum incisum
)
smooththroat stoneseed
(
Lithospermum cobrense
)
western stoneseed
(
Lithospermum ruderale
)
strawberry
Idaho barren strawberry
(
Waldsteinia idahoensis
)
Virginia strawberry
(
Fragaria virginiana
)
woodland strawberry
(
Fragaria vesca
)
strawberry-tomato
strawberry-tomato
(
Physalis pruinosa
)
streptanthella
longbeak streptanthella
(
Streptanthella longirostris
)
stretchberry
stretchberry
(
Forestiera pubescens
)
stretchberry
(
Forestiera pubescens var. pubescens
)
suckleya
poison suckleya
(
Suckleya suckleyana
)
sugarstick
sugarstick
(
Allotropa virgata
)
suksdorfia
buttercup suksdorfia
(
Suksdorfia ranunculifolia
)
violet suksdorfia
(
Suksdorfia violacea
)
sullivantia
Purpus' sullivantia
(
Sullivantia hapemanii var. purpusii
)
sumac
African sumac
(
Rhus lancea
)
evergreen sumac
(
Rhus virens
)
fragrant sumac
(
Rhus aromatica
)
littleleaf sumac
(
Rhus microphylla
)
skunkbush sumac
(
Rhus trilobata
)
skunkbush sumac
(
Rhus trilobata var. anisophylla
)
skunkbush sumac
(
Rhus trilobata var. racemulosa
)
skunkbush sumac
(
Rhus trilobata var. simplicifolia
)
skunkbush sumac
(
Rhus trilobata var. trilobata
)
smooth sumac
(
Rhus glabra
)
sugar sumac
(
Rhus ovata
)
summer
snow in summer
(
Cerastium tomentosum
)
sumpweed
giant sumpweed
(
Cyclachaena xanthifolia
)
sunbonnets
Seeman's sunbonnets
(
Leibnitzia lyrata
)
sunbright
sunbright
(
Phemeranthus parviflorus
)
suncup
California suncup
(
Eulobus californicus
)
California suncup
(
Oenothera californica
)
Fortuna Range suncup
(
Chylismia arenaria
)
golden suncup
(
Camissonia brevipes ssp. arizonica
)
hairy suncup
(
Camissonia pubens
)
Lewis River suncup
(
Camissonia parvula
)
sundew
English sundew
(
Drosera anglica
)
roundleaf sundew
(
Drosera rotundifolia
)
roundleaf sundew
(
Drosera rotundifolia var. rotundifolia
)
sundrops
Hartweg's sundrops
(
Oenothera hartwegii
)
lavenderleaf sundrops
(
Oenothera lavandulifolia
)
Texas sundrops
(
Oenothera tubicula
)
Toumey's sundrops
(
Oenothera toumeyi
)
yellow sundrops
(
Oenothera serrulata
)
sunflower
Algodones sunflower
(
Helianthus niveus ssp. tephrodes
)
beautiful woolly sunflower
(
Eriophyllum ambiguum
)
common sunflower
(
Helianthus annuus
)
common woolly sunflower
(
Eriophyllum lanatum
)
common woolly sunflower
(
Eriophyllum lanatum var. integrifolium
)
common woolly sunflower
(
Eriophyllum lanatum var. lanatum
)
little sunflower
(
Helianthus pumilus
)
Nuttall's sunflower
(
Helianthus nuttallii
)
Nuttall's sunflower
(
Helianthus nuttallii ssp. nuttallii
)
prairie sunflower
(
Helianthus petiolaris
)
prairie sunflower
(
Helianthus petiolaris var. fallax
)
Pringle's woolly sunflower
(
Eriophyllum pringlei
)
sawtooth sunflower
(
Helianthus grosseserratus
)
showy sunflower
(
Helianthus niveus
)
stiff sunflower
(
Helianthus pauciflorus
)
stiff sunflower
(
Helianthus pauciflorus var. subrhomboideus
)
sunray
nakedstem sunray
(
Enceliopsis nudicaulis
)
nodding sunray
(
Encelia nutans
)
Susan
blackeyed Susan
(
Rudbeckia hirta
)
blackeyed Susan
(
Rudbeckia hirta var. pulcherrima
)
browneyed Susan
(
Rudbeckia triloba
)
browneyed Susan
(
Rudbeckia triloba var. triloba
)
swainsonpea
alkali swainsonpea
(
Sphaerophysa salsula
)
swallow-wort
Arizona swallow-wort
(
Cynanchum arizonicum
)
Utah swallow-wort
(
Cynanchum utahense
)
swampfire
Pacific swampfire
(
Sarcocornia pacifica
)
red swampfire
(
Salicornia rubra
)
swampmahogany
swampmahogany
(
Eucalyptus robusta
)
sweet
desert sweet
(
Chamaebatiaria millefolium
)
sweetbush
sweetbush
(
Bebbia juncea
)
sweetcicely
sweetcicely
(
Osmorhiza chilensis
)
sweetclover
annual yellow sweetclover
(
Melilotus indicus
)
yellow sweetclover
(
Melilotus albus
)
yellow sweetclover
(
Melilotus officinalis
)
sweetgrass
northern sweetgrass
(
Anthoxanthum hirtum
)
sweetgrass
(
Anthoxanthum nitens
)
sweetjuice
spreading sweetjuice
(
Glinus radiatus
)
sweetpotato
sweetpotato
(
Ipomoea triloba
)
sweetroot
bluntseed sweetroot
(
Osmorhiza depauperata
)
longstyle sweetroot
(
Osmorhiza longistylis
)
purple sweetroot
(
Osmorhiza purpurea
)
western sweetroot
(
Osmorhiza occidentalis
)
sweetvetch
alpine sweetvetch
(
Hedysarum alpinum
)
alpine sweetvetch
(
Hedysarum alpinum var. philoscia
)
Utah sweetvetch
(
Hedysarum boreale
)
Utah sweetvetch
(
Hedysarum boreale var. cinerascens
)
Utah sweetvetch
(
Hedysarum boreale var. pabulare
)
western sweetvetch
(
Hedysarum occidentale
)
white sweetvetch
(
Hedysarum sulphurescens
)
sweetwilliam
sweetwilliam
(
Dianthus barbatus
)
sweetwilliam
(
Dianthus barbatus ssp. barbatus
)
switchgrass
switchgrass
(
Panicum virgatum
)
swordfern
western swordfern
(
Polystichum munitum
)
sycamore
American sycamore
(
Platanus occidentalis
)
Arizona sycamore
(
Platanus wrightii
)
T
tackstem
white tackstem
(
Calycoseris wrightii
)
tail
coon's tail
(
Ceratophyllum demersum
)
tail-leaf
mountain tail-leaf
(
Pericome caudata
)
tamarind
littleleaf false tamarind
(
Lysiloma watsonii
)
tamarisk
African tamarisk
(
Tamarix africana
)
Athel tamarisk
(
Tamarix aphylla
)
Canary Island tamarisk
(
Tamarix canariensis
)
five-stamen tamarisk
(
Tamarix chinensis
)
four-stamen tamarisk
(
Tamarix tetragyna
)
French tamarisk
(
Tamarix gallica
)
smallflower tamarisk
(
Tamarix parviflora
)
tanglehead
tanglehead
(
Heteropogon contortus
)
tansy
common tansy
(
Tanacetum vulgare
)
rock tansy
(
Sphaeromeria capitata
)
tansyaster
arid tansyaster
(
Machaeranthera arida
)
fall tansyaster
(
Dieteria asteroides
)
hoary tansyaster
(
Dieteria canescens
)
hoary tansyaster
(
Machaeranthera canescens
)
hoary tansyaster
(
Machaeranthera canescens var. monticola
)
Houston tansyaster
(
Rayjacksonia aurea
)
lacy tansyaster
(
Haplopappus spinulosus
)
mesa tansyaster
(
Machaeranthera tagetina
)
Mexican tansyaster
(
Psilactis gentryi
)
New Mexico tansyaster
(
Psilactis asteroides
)
smallflower tansyaster
(
Machaeranthera parviflora
)
tanseyleaf tansyaster
(
Machaeranthera tanacetifolia
)
Texas tansyaster
(
Haplopappus gymnocephalus
)
Trans-Pecos tansyaster
(
Psilactis brevilingulata
)
viscid tansyaster
(
Rayjacksonia annua
)
tansymustard
blunt tansymustard
(
Descurainia obtusa
)
blunt tansymustard
(
Descurainia obtusa ssp. adenophora
)
blunt tansymustard
(
Descurainia obtusa ssp. obtusa
)
mountain tansymustard
(
Descurainia incana
)
mountain tansymustard
(
Descurainia incana ssp. incisa
)
mountain tansymustard
(
Descurainia incana var. macrosperma
)
mountain tansymustard
(
Descurainia incana var. major
)
mountain tansymustard
(
Descurainia incana var. viscosa
)
mountain tansymustard
(
Descurainia torulosa
)
Nelson's tansymustard
(
Descurainia pinnata var. nelsonii
)
northern tansymustard
(
Descurainia sophioides
)
Payson's tansymustard
(
Descurainia pinnata var. paysonii
)
Sierra tansymustard
(
Descurainia californica
)
western tansymustard
(
Descurainia pinnata
)
western tansymustard
(
Descurainia pinnata var. brachycarpa
)
western tansymustard
(
Descurainia pinnata var. filipes
)
western tansymustard
(
Descurainia pinnata var. glabra
)
western tansymustard
(
Descurainia pinnata var. intermedia
)
western tansymustard
(
Descurainia pinnata var. ochroleuca
)
western tansymustard
(
Descurainia pinnata var. osmiarum
)
tarragon
tarragon
(
Artemisia dracunculus
)
tarweed
grassy tarweed
(
Madia gracilis
)
Kellogg's tarweed
(
Deinandra kelloggii
)
mountain tarweed
(
Madia glomerata
)
opposite-leaved tarweed
(
Hemizonella minima
)
small tarweed
(
Madia exigua
)
tarwort
American tarwort
(
Flourensia cernua
)
tea
Jersey tea
(
Ceanothus herbaceus
)
mormon tea
(
Ephedra viridis
)
Navajo tea
(
Thelesperma subnudum
)
western Labrador tea
(
Ledum glandulosum
)
teaberry
western teaberry
(
Gaultheria ovatifolia
)
tearthumb
arrowleaf tearthumb
(
Persicaria sagittata
)
teasel
Fuller's teasel
(
Dipsacus fullonum
)
teesdalia
barestem teesdalia
(
Teesdalia nudicaulis
)
teff
teff
(
Eragrostis tef
)
telegraphweed
telegraphweed
(
Heterotheca grandiflora
)
telesonix
James' telesonix
(
Boykinia jamesii
)
tellima
bigflower tellima
(
Tellima grandiflora
)
thelypody
arrow thelypody
(
Thelypodium sagittatum
)
cutleaf thelypody
(
Thelypodium laciniatum
)
droopflower thelypody
(
Thelypodium laxiflorum
)
entireleaved thelypody
(
Thelypodium integrifolium
)
entireleaved thelypody
(
Thelypodium integrifolium var. gracilipes
)
longleaf mock thelypody
(
Pennellia longifolia
)
manyflower thelypody
(
Thelypodium milleflorum
)
mountain mock thelypody
(
Pennellia micrantha
)
northwestern thelypody
(
Thelypodium paniculatum
)
world thelypody
(
Thelypodium eucosmum
)
Wright's thelypody
(
Thelypodium wrightii
)
Wright's thelypody
(
Thelypodium wrightii ssp. wrightii
)
thermopsis
prairie thermopsis
(
Thermopsis rhombifolia
)
prairie thermopsis
(
Thermopsis rhombifolia var. annulocarpa
)
thesium
thesium
(
Thesium arvense
)
thimbleberry
thimbleberry
(
Rubus parviflorus
)
thimbleberry
(
Rubus parviflorus var. parviflorus
)
thimblehead
Loomis' thimblehead
(
Hymenothrix loomisii
)
Trans-Pecos thimblehead
(
Hymenothrix wislizeni
)
Wright's thimblehead
(
Hymenothrix wrightii
)
thimbleweed
Little Belt Mountain thimbleweed
(
Anemone drummondii var. lithophila
)
Little Mountain thimbleweed
(
Anemone lyallii
)
tall thimbleweed
(
Anemone virginiana
)
thistle
Arizona thistle
(
Cirsium arizonicum
)
Barneby's thistle
(
Cirsium barnebyi
)
bull thistle
(
Cirsium vulgare
)
Canada thistle
(
Cirsium arvense
)
dwarf thistle
(
Cirsium drummondii
)
Eaton's thistle
(
Cirsium eatonii
)
elk thistle
(
Cirsium foliosum
)
Fish Lake thistle
(
Cirsium clavatum
)
Flodman's thistle
(
Cirsium flodmanii
)
meadow thistle
(
Cirsium scariosum
)
Murdock's thistle
(
Cirsium eatonii var. murdockii
)
New Mexico thistle
(
Cirsium neomexicanum
)
nodding plumeless thistle
(
Carduus nutans
)
Ownbey's thistle
(
Cirsium ownbeyi
)
Parry's thistle
(
Cirsium parryi
)
peregrine thistle
(
Cirsium cymosum
)
prairie thistle
(
Cirsium canescens
)
prickly Russian thistle
(
Salsola tragus
)
Rocky Mountain thistle
(
Cirsium perplexans
)
Russian thistle
(
Salsola kali
)
Rydberg's thistle
(
Cirsium rydbergii
)
slender Russian thistle
(
Salsola collina
)
spiny plumeless thistle
(
Carduus acanthoides
)
Tracy's thistle
(
Cirsium tracyi
)
wavyleaf thistle
(
Cirsium undulatum
)
Wheeler's thistle
(
Cirsium wheeleri
)
white thistle
(
Cirsium hookerianum
)
Wyoming thistle
(
Cirsium pulcherrimum
)
yellowspine thistle
(
Cirsium ochrocentrum
)
thorn
crucifixion thorn
(
Canotia holacantha
)
crucifixion thorn
(
Castela emoryi
)
Jerusalem thorn
(
Parkinsonia aculeata
)
thorn-apple
Chinese thorn-apple
(
Datura quercifolia
)
desert thorn-apple
(
Datura discolor
)
sacred thorn-apple
(
Datura wrightii
)
thorns
crown of thorns
(
Koeberlinia spinosa
)
crown of thorns
(
Koeberlinia spinosa var. tenuispina
)
thoroughwort
shrubby thoroughwort
(
Koanophyllon solidaginifolium
)
Sonoran thoroughwort
(
Fleischmannia sonorae
)
thread
intermediate needle and thread
(
Hesperostipa comata var. intermedia
)
needle and thread
(
Hesperostipa comata
)
needle and thread
(
Hesperostipa comata var. comata
)
threadleaf
manyflower false threadleaf
(
Schkuhria multiflora
)
pinnate false threadleaf
(
Schkuhria pinnata
)
threadplant
desert threadplant
(
Nemacladus rubescens
)
glandular threadplant
(
Nemacladus glanduliferus
)
glandular threadplant
(
Nemacladus glanduliferus var. orientalis
)
slender threadplant
(
Nemacladus gracilis
)
smallflower threadplant
(
Nemacladus ramosissimus
)
threeawn
Arizona threeawn
(
Aristida arizonica
)
blue threeawn
(
Aristida purpurea var. nealleyi
)
California threeawn
(
Aristida californica
)
California threeawn
(
Aristida californica var. californica
)
churchmouse threeawn
(
Aristida dichotoma
)
Curtis' threeawn
(
Aristida dichotoma var. curtissii
)
Fendler threeawn
(
Aristida purpurea var. longiseta
)
Fendler's threeawn
(
Aristida purpurea var. fendleriana
)
forked threeawn
(
Aristida basiramea
)
Havard's threeawn
(
Aristida havardii
)
Orcutt's threeawn
(
Aristida schiedeana var. orcuttiana
)
Parish's threeawn
(
Aristida purpurea var. parishii
)
poverty threeawn
(
Aristida divaricata
)
prairie threeawn
(
Aristida oligantha
)
purple threeawn
(
Aristida purpurea
)
purple threeawn
(
Aristida purpurea var. purpurea
)
Santa Rita threeawn
(
Aristida californica var. glabrata
)
single threeawn
(
Aristida schiedeana
)
sixweeks threeawn
(
Aristida adscensionis
)
Wooton's threeawn
(
Aristida pansa
)
Wright's threeawn
(
Aristida purpurea var. wrightii
)
threefold
American threefold
(
Trixis californica
)
threehearts
threehearts
(
Tricardia watsonii
)
threesquare
common threesquare
(
Schoenoplectus pungens
)
common threesquare
(
Schoenoplectus pungens var. pungens
)
thyme
basil thyme
(
Acinos arvensis
)
tickseed
Douglas' tickseed
(
Coreopsis douglasii
)
golden tickseed
(
Coreopsis tinctoria
)
lanceleaf tickseed
(
Coreopsis lanceolata
)
ticktrefoil
Arizona ticktrefoil
(
Desmodium arizonicum
)
Graham's ticktrefoil
(
Desmodium grahamii
)
New Mexico ticktrefoil
(
Desmodium neomexicanum
)
Rose's ticktrefoil
(
Desmodium rosei
)
San Pedro ticktrefoil
(
Desmodium batocaulon
)
Santa Cruz Island ticktrefoil
(
Desmodium psilocarpum
)
showy ticktrefoil
(
Desmodium canadense
)
simpleleaf ticktrefoil
(
Desmodium psilophyllum
)
spiked ticktrefoil
(
Desmodium cinerascens
)
western trailing ticktrefoil
(
Desmodium procumbens
)
western trailing ticktrefoil
(
Desmodium procumbens var. exiguum
)
tidestromia
woolly tidestromia
(
Tidestromia lanuginosa
)
tidytips
whitedaisy tidytips
(
Layia glandulosa
)
tievine
tievine
(
Ipomoea cordatotriloba
)
timothy
alpine timothy
(
Phleum alpinum
)
timothy
(
Phleum pratense
)
toadflax
bastard toadflax
(
Comandra umbellata
)
Canada toadflax
(
Nuttallanthus canadensis
)
Dalmatian toadflax
(
Linaria dalmatica
)
false toadflax
(
Geocaulon lividum
)
pale bastard toadflax
(
Comandra umbellata var. pallida
)
Texas toadflax
(
Nuttallanthus texanus
)
tobacco
Cleveland's tobacco
(
Nicotiana clevelandii
)
coyote tobacco
(
Nicotiana attenuata
)
desert tobacco
(
Nicotiana obtusifolia
)
desert tobacco
(
Nicotiana obtusifolia var. obtusifolia
)
desert tobacco
(
Nicotiana obtusifolia var. palmeri
)
desert tobacco
(
Nicotiana trigonophylla
)
tree tobacco
(
Nicotiana glauca
)
tobosagrass
tobosagrass
(
Hilaria mutica
)
tofieldia
sticky tofieldia
(
Triantha glutinosa
)
sticky tofieldia
(
Triantha occidentalis ssp. montana
)
tomato
husk tomato
(
Physalis pubescens
)
tonella
manyflower tonella
(
Tonella floribunda
)
tongue
Gregg's tube tongue
(
Siphonoglossa pilosella
)
longflower tube tongue
(
Siphonoglossa longiflora
)
toothleaf
annual toothleaf
(
Stillingia spinulosa
)
touch-me-not
paleyellow touch-me-not
(
Impatiens aurella
)
western touch-me-not
(
Impatiens noli-tangere
)
touristplant
touristplant
(
Dimorphocarpa wislizeni
)
trailplant
American trailplant
(
Adenocaulon bicolor
)
tree
elephant tree
(
Bursera microphylla
)
trefoil
American bird's-foot trefoil
(
Lotus unifoliolatus
)
American bird's-foot trefoil
(
Lotus unifoliolatus var. unifoliolatus
)
big trefoil
(
Lotus pedunculatus
)
bird's-foot trefoil
(
Lotus corniculatus
)
coastal bird's-foot trefoil
(
Lotus salsuginosus
)
coastal bird's-foot trefoil
(
Lotus salsuginosus var. brevivexillus
)
Greene's bird's-foot trefoil
(
Lotus greenei
)
Mearns' bird's-foot trefoil
(
Lotus mearnsii
)
New Mexico bird's-foot trefoil
(
Lotus plebeius
)
riverbar bird's-foot trefoil
(
Lotus denticulatus
)
Sonoran bird's-foot trefoil
(
Lotus alamosanus
)
strigose bird's-foot trefoil
(
Lotus strigosus
)
strigose bird's-foot trefoil
(
Lotus strigosus var. tomentellus
)
tresses
hooded lady's tresses
(
Spiranthes romanzoffiana
)
Ute lady's tresses
(
Spiranthes diluvialis
)
triangles
red triangles
(
Centrostegia thurberi
)
tridens
slim tridens
(
Tridens muticus
)
slim tridens
(
Tridens muticus var. elongatus
)
slim tridens
(
Tridens muticus var. muticus
)
white tridens
(
Tridens albescens
)
trillium
Idaho trillium
(
Trillium petiolatum
)
Pacific trillium
(
Trillium ovatum
)
white trillium
(
Trillium grandiflorum
)
trisetum
spike trisetum
(
Trisetum montanum
)
spike trisetum
(
Trisetum spicatum
)
tall trisetum
(
Trisetum canescens
)
tall trisetum
(
Trisetum cernuum
)
Wolf's trisetum
(
Trisetum wolfii
)
triteleia
largeflower triteleia
(
Triteleia grandiflora
)
Oak Creek triteleia
(
Triteleia lemmoniae
)
trumpet
desert trumpet
(
Eriogonum inflatum
)
hummingbird trumpet
(
Epilobium canum
)
hummingbird trumpet
(
Epilobium canum var. latifolium
)
tiny trumpet
(
Collomia linearis
)
trumpetbush
yellow trumpetbush
(
Tecoma stans
)
tule
tule
(
Schoenoplectus acutus var. occidentalis
)
tumblegrass
tumblegrass
(
Schedonnardus paniculatus
)
tumblemustard
Durango tumblemustard
(
Thelypodiopsis aurea
)
juniper tumblemustard
(
Thelypodiopsis juniperorum
)
Las Vegas tumblemustard
(
Thelypodiopsis vaseyi
)
Long Valley tumblemustard
(
Thelypodiopsis ambigua
)
Long Valley tumblemustard
(
Thelypodiopsis ambigua var. ambigua
)
Purpus' tumblemustard
(
Thelypodiopsis purpusii
)
tall tumblemustard
(
Sisymbrium altissimum
)
turkeypeas
turkeypeas
(
Astragalus nuttallianus var. imperfectus
)
turkeypeas
(
Astragalus nuttallianus var. micranthiformis
)
turkeypeas
(
Astragalus nuttallianus var. trichocarpus
)
turpentinebroom
turpentinebroom
(
Thamnosma montana
)
turtleback
hairybeast turtleback
(
Psathyrotes pilifera
)
velvet turtleback
(
Psathyrotes ramosissima
)
twayblade
broadlipped twayblade
(
Listera convallarioides
)
heartleaf twayblade
(
Listera cordata
)
heartleaf twayblade
(
Listera cordata var. nephrophylla
)
northern twayblade
(
Listera borealis
)
northwestern twayblade
(
Listera caurina
)
twinbugs
desert twinbugs
(
Dicoria canescens
)
twinevine
fringed twinevine
(
Funastrum cynanchoides
)
wavyleaf twinevine
(
Funastrum crispum
)
twinflower
longtube twinflower
(
Linnaea borealis var. longiflora
)
twinflower
(
Linnaea borealis
)
twinpod
Avery Peak twinpod
(
Physaria alpina
)
common twinpod
(
Physaria didymocarpa
)
common twinpod
(
Physaria didymocarpa var. didymocarpa
)
common twinpod
(
Physaria didymocarpa var. lanata
)
Devils Gate twinpod
(
Physaria eburniflora
)
double twinpod
(
Physaria brassicoides
)
Dudley Bluffs twinpod
(
Physaria obcordata
)
Fremont County twinpod
(
Physaria saximontana
)
Fremont County twinpod
(
Physaria saximontana var. dentata
)
Fremont County twinpod
(
Physaria saximontana var. saximontana
)
Front Range twinpod
(
Physaria bellii
)
Newberry's twinpod
(
Physaria newberryi
)
Newberry's twinpod
(
Physaria newberryi var. newberryi
)
Oregon twinpod
(
Physaria oregona
)
pointtip twinpod
(
Physaria floribunda
)
pointtip twinpod
(
Physaria floribunda var. floribunda
)
pointtip twinpod
(
Physaria floribunda var. osterhoutii
)
Rollins' twinpod
(
Physaria rollinsii
)
roundtip twinpod
(
Physaria vitulifera
)
sharpleaf twinpod
(
Physaria acutifolia
)
sharpleaf twinpod
(
Physaria acutifolia var. acutifolia
)
Snake River twinpod
(
Physaria integrifolia
)
Snake River twinpod
(
Physaria integrifolia var. integrifolia
)
Snake River twinpod
(
Physaria integrifolia var. monticola
)
tufted twinpod
(
Physaria condensata
)
Tunp Range twinpod
(
Physaria dornii
)
twintip
whitewoolly twintip
(
Stemodia durantifolia
)
twistedstalk
claspleaf twistedstalk
(
Streptopus amplexifolius
)
small twistedstalk
(
Streptopus streptopoides
)
twistflower
heartleaf twistflower
(
Streptanthus cordatus
)
heartleaf twistflower
(
Streptanthus cordatus var. cordatus
)
U
unicorn-plant
desert unicorn-plant
(
Proboscidea althaeifolia
)
V
valerian
Arizona valerian
(
Valeriana arizonica
)
garden valerian
(
Valeriana officinalis
)
hairyfruit valerian
(
Valeriana acutiloba var. pubicarpa
)
marsh valerian
(
Valeriana dioica
)
pineland valerian
(
Valeriana sorbifolia
)
red valerian
(
Centranthus ruber
)
Scouler's valerian
(
Valeriana scouleri
)
sharpleaf valerian
(
Valeriana acutiloba
)
sharpleaf valerian
(
Valeriana acutiloba var. acutiloba
)
Sitka valerian
(
Valeriana sitchensis
)
western valerian
(
Valeriana occidentalis
)
woods valerian
(
Valeriana dioica var. sylvatica
)
veinfern
eared veinfern
(
Phanerophlebia auriculata
)
veldtgrass
panic veldtgrass
(
Ehrharta erecta
)
velvetgrass
common velvetgrass
(
Holcus lanatus
)
velvetleaf
velvetleaf
(
Abutilon theophrasti
)
velvetmallow
Newberry's velvetmallow
(
Horsfordia newberryi
)
pink velvetmallow
(
Horsfordia alata
)
verbena
bigbract verbena
(
Verbena bracteata
)
clay sand verbena
(
Abronia argillosa
)
desert sand verbena
(
Abronia villosa
)
dwarf sand verbena
(
Abronia nana
)
dwarf sand verbena
(
Abronia nana var. nana
)
fragrant white sand verbena
(
Abronia elliptica
)
Galisteo sand verbena
(
Abronia bigelovii
)
hoary verbena
(
Verbena stricta
)
MacDougal verbena
(
Verbena macdougalii
)
purple sand verbena
(
Abronia angustifolia
)
snowball sand verbena
(
Abronia fragrans
)
swamp verbena
(
Verbena hastata
)
white sand verbena
(
Abronia mellifera
)
Wyoming sand verbena
(
Abronia ammophila
)
vernalgrass
annual vernalgrass
(
Anthoxanthum aristatum
)
sweet vernalgrass
(
Anthoxanthum odoratum
)
vervain
Chiricahua Mountain mock vervain
(
Glandularia chiricahensis
)
Dakota mock vervain
(
Glandularia bipinnatifida
)
Dakota mock vervain
(
Glandularia bipinnatifida var. bipinnatifida
)
Davis Mountain mock vervain
(
Glandularia bipinnatifida var. brevispicata
)
Davis Mountain mock vervain
(
Glandularia bipinnatifida var. ciliata
)
fanleaf vervain
(
Verbena plicata
)
Fort Huachuca vervain
(
Verbena gracilis
)
hillside vervain
(
Verbena neomexicana
)
pinleaf vervain
(
Verbena perennis
)
South American mock vervain
(
Glandularia pulchella
)
southwestern mock vervain
(
Glandularia gooddingii
)
white vervain
(
Verbena urticifolia
)
vetch
American vetch
(
Vicia americana
)
American vetch
(
Vicia americana var. americana
)
bird vetch
(
Vicia cracca
)
garden vetch
(
Vicia sativa
)
garden vetch
(
Vicia sativa var. nigra
)
lentil vetch
(
Vicia tetrasperma
)
Louisiana vetch
(
Vicia ludoviciana
)
Louisiana vetch
(
Vicia ludoviciana var. ludoviciana
)
mat vetch
(
Vicia americana var. minor
)
Mogollon Mountain vetch
(
Vicia leucophaea
)
sweetclover vetch
(
Vicia pulchella
)
tiny vetch
(
Vicia hirsuta
)
winter vetch
(
Vicia villosa
)
vetchling
bush vetchling
(
Lathyrus eucosmus
)
vine
matrimony vine
(
Lycium barbarum
)
violet
alpine violet
(
Viola labradorica
)
arctic yellow violet
(
Viola biflora
)
Canadian white violet
(
Viola canadensis
)
canary violet
(
Viola praemorsa
)
common blue violet
(
Viola sororia
)
darkwoods violet
(
Viola orbiculata
)
downy yellow violet
(
Viola pubescens
)
goosefoot violet
(
Viola purpurea
)
goosefoot violet
(
Viola purpurea var. venosa
)
hookedspur violet
(
Viola adunca
)
hookedspur violet
(
Viola adunca var. adunca
)
marsh blue violet
(
Viola cucullata
)
marsh violet
(
Viola palustris
)
northern bog violet
(
Viola nephrophylla
)
Nuttall's violet
(
Viola nuttallii
)
pioneer violet
(
Viola glabella
)
prairie violet
(
Viola pedatifida
)
sagebrush violet
(
Viola vallicola
)
sand violet
(
Viola sororia var. affinis
)
Selkirk's violet
(
Viola selkirkii
)
Shelton's violet
(
Viola sheltonii
)
small white violet
(
Viola macloskeyi
)
smooth white violet
(
Viola macloskeyi var. pallens
)
sweet violet
(
Viola odorata
)
Utah violet
(
Viola utahensis
)
white violet
(
Viola renifolia
)
white violet
(
Viola renifolia var. brainerdii
)
vipergrass
cutleaf vipergrass
(
Scorzonera laciniata
)
virginsbower
Oriental virginsbower
(
Clematis orientalis
)
western blue virginsbower
(
Clematis occidentalis
)
western blue virginsbower
(
Clematis occidentalis var. grosseserrata
)
vomitbush
vomitbush
(
Atamisquea emarginata
)
W
wallflower
nakedstem wallflower
(
Parrya nudicaulis
)
Pursh's wallflower
(
Erysimum capitatum var. argillosum
)
Pursh's wallflower
(
Erysimum capitatum var. purshii
)
sanddune wallflower
(
Erysimum capitatum
)
sanddune wallflower
(
Erysimum capitatum var. capitatum
)
shy wallflower
(
Erysimum inconspicuum
)
spreading wallflower
(
Erysimum repandum
)
western wallflower
(
Erysimum asperum
)
wormseed wallflower
(
Erysimum cheiranthoides
)
wormseed wallflower
(
Erysimum cheiranthoides ssp. altum
)
wall-lettuce
wall-lettuce
(
Mycelis muralis
)
wallrocket
annual wallrocket
(
Diplotaxis muralis
)
walnut
Arizona walnut
(
Juglans major
)
black walnut
(
Juglans nigra
)
little walnut
(
Juglans microcarpa
)
little walnut
(
Juglans microcarpa var. microcarpa
)
wartclub
climbing wartclub
(
Commicarpus scandens
)
waterawlwort
American waterawlwort
(
Subularia aquatica var. americana
)
waterawlwort
(
Subularia aquatica
)
waterclover
Chihuahuan waterclover
(
Marsilea mollis
)
hairy waterclover
(
Marsilea vestita
)
Pacific waterclover
(
Marsilea oligospora
)
watercress
watercress
(
Nasturtium officinale
)
waterhyssop
disk waterhyssop
(
Bacopa rotundifolia
)
waterleaf
ballhead waterleaf
(
Hydrophyllum capitatum
)
ballhead waterleaf
(
Hydrophyllum capitatum var. capitatum
)
Fendler's waterleaf
(
Hydrophyllum fendleri
)
Fendler's waterleaf
(
Hydrophyllum fendleri var. fendleri
)
western waterleaf
(
Hydrophyllum occidentale
)
waterlily
American white waterlily
(
Nymphaea odorata
)
watermelon
watermelon
(
Citrullus lanatus
)
watermelon
(
Citrullus lanatus var. lanatus
)
watermilfoil
Andean watermilfoil
(
Myriophyllum quitense
)
Eurasian watermilfoil
(
Myriophyllum spicatum
)
parrot feather watermilfoil
(
Myriophyllum aquaticum
)
shortspike watermilfoil
(
Myriophyllum sibiricum
)
whorl-leaf watermilfoil
(
Myriophyllum verticillatum
)
waternymph
nodding waternymph
(
Najas flexilis
)
southern waternymph
(
Najas guadalupensis
)
southern waternymph
(
Najas guadalupensis ssp. guadalupensis
)
waterparsnip
cutleaf waterparsnip
(
Berula erecta
)
cutleaf waterparsnip
(
Berula erecta var. incisa
)
hemlock waterparsnip
(
Sium suave
)
watershield
watershield
(
Brasenia schreberi
)
water-starwort
northern water-starwort
(
Callitriche hermaphroditica
)
pond water-starwort
(
Callitriche stagnalis
)
twoheaded water-starwort
(
Callitriche heterophylla
)
twoheaded water-starwort
(
Callitriche heterophylla var. heterophylla
)
vernal water-starwort
(
Callitriche palustris
)
waterweed
Brazilian waterweed
(
Egeria densa
)
Canadian waterweed
(
Elodea canadensis
)
twoleaf waterweed
(
Elodea bifoliata
)
western waterweed
(
Elodea nuttallii
)
waterwort
shortseed waterwort
(
Elatine brachysperma
)
southwestern waterwort
(
Elatine rubella
)
wattle
coastal wattle
(
Acacia cyclops
)
milfoil wattle
(
Acacia millefolia
)
prairie wattle
(
Acacia angustissima var. texensis
)
wavewing
Henderson's wavewing
(
Cymopterus hendersonii
)
Henderson's wavewing
(
Cymopterus longilobus
)
rockloving wavewing
(
Cymopterus petraeus
)
turpentine wavewing
(
Cymopterus terebinthinus
)
turpentine wavewing
(
Cymopterus terebinthinus var. albiflorus
)
turpentine wavewing
(
Cymopterus terebinthinus var. foeniculaceus
)
wax
American thorow wax
(
Bupleurum americanum
)
waxweed
Wright's waxweed
(
Cuphea wrightii
)
wayfaringtree
wayfaringtree
(
Viburnum lantana
)
wedgeleaf
wedgeleaf
(
Phyla cuneifolia
)
wedgescale
prairie wedgescale
(
Sphenopholis obtusata
)
shiny wedgescale
(
Sphenopholis nitida
)
slender wedgescale
(
Sphenopholis intermedia
)
Texas wedgescale
(
Sphenopholis longiflora
)
weed
dove weed
(
Croton setigerus
)
weld
weld
(
Reseda luteola
)
wheat
common wheat
(
Triticum aestivum
)
durum wheat
(
Triticum durum
)
wheatgrass
Alaskan wheatgrass
(
Elymus alaskanus
)
Alaskan wheatgrass
(
Elymus alaskanus ssp. latiglumis
)
Alaskan wheatgrass
(
Elymus violaceus
)
annual wheatgrass
(
Agropyron triticeum
)
Arizona wheatgrass
(
Elymus arizonicus
)
Baker's wheatgrass
(
Elymus bakeri
)
bluebunch wheatgrass
(
Elymus spicatus
)
crested wheatgrass
(
Agropyron cristatum
)
desert wheatgrass
(
Agropyron cristatum var. desertorum
)
intermediate wheatgrass
(
Elymus hispidus
)
intermediate wheatgrass
(
Elymus hispidus var. ruthenicus
)
Montana wheatgrass
(
Elymus albicans
)
Siberian wheatgrass
(
Agropyron cristatum var. fragile
)
slender wheatgrass
(
Elymus trachycaulus
)
slender wheatgrass
(
Elymus trachycaulus ssp. subsecundus
)
spreading wheatgrass
(
Elymus scribneri
)
tall wheatgrass
(
Elymus elongatus
)
tall wheatgrass
(
Elymus elongatus var. ponticus
)
thickspike wheatgrass
(
Elymus lanceolatus
)
thickspike wheatgrass
(
Elymus lanceolatus var. riparius
)
western wheatgrass
(
Elymus smithii
)
whiskers
old man's whiskers
(
Geum triflorum
)
old man's whiskers
(
Geum triflorum var. ciliatum
)
old man's whiskers
(
Geum triflorum var. triflorum
)
whisperingbells
whisperingbells
(
Emmenanthe penduliflora
)
whitefeather
Arizona whitefeather
(
Ivesia arizonica var. arizonica
)
rock whitefeather
(
Ivesia arizonica
)
whitepuff
lineleaf whitepuff
(
Oligomeris linifolia
)
whitetop
hairy whitetop
(
Cardaria pubescens
)
lenspod whitetop
(
Cardaria chalepensis
)
whitetop
(
Cardaria draba
)
whorlgrass
water whorlgrass
(
Catabrosa aquatica
)
whortleberry
grouse whortleberry
(
Vaccinium scoparium
)
whortleberry
(
Vaccinium myrtillus
)
whortleberry
(
Vaccinium myrtillus var. oreophilum
)
widgeongrass
widgeongrass
(
Ruppia maritima
)
wildginger
British Columbia wildginger
(
Asarum caudatum
)
wildheiotrope
cleftleaf wildheiotrope
(
Phacelia crenulata var. corrugata
)
wildheliotrope
cleftleaf wildheliotrope
(
Phacelia crenulata
)
wildparsley
leafy wildparsley
(
Musineon divaricatum
)
sheathed wildparsley
(
Musineon vaginatum
)
slender wildparsley
(
Musineon tenuifolium
)
wildrye
alkali wildrye
(
Elymus simplex
)
alkali wildrye
(
Elymus simplex var. luxurians
)
basin wildrye
(
Elymus cinereus
)
beardless wildrye
(
Elymus triticoides
)
blue wildrye
(
Elymus glaucus
)
Canada wildrye
(
Elymus canadensis
)
Colorado wildrye
(
Elymus ambiguus
)
diverseglume wildrye
(
Elymus diversiglumis
)
drooping wildrye
(
Elymus semicostatum
)
hairy wildrye
(
Elymus villosus
)
mammoth wildrye
(
Elymus racemosus
)
manystem wildrye
(
Elymus multicaulis
)
Russian wildrye
(
Elymus junceus
)
saline wildrye
(
Elymus salinus
)
Virginia wildrye
(
Elymus curvatus
)
Virginia wildrye
(
Elymus virginicus
)
Virginia wildrye
(
Elymus virginicus var. virginicus
)
yellow wildrye
(
Elymus flavescens
)
willow
alpine willow
(
Salix arctica var. petraea
)
arctic willow
(
Salix arctica
)
Arizona willow
(
Salix arizonica
)
arroyo willow
(
Salix lasiolepis
)
autumn willow
(
Salix serissima
)
Barclay's willow
(
Salix barclayi
)
Barratt's willow
(
Salix barrattiana
)
Bebb willow
(
Salix bebbiana
)
Bigelow's false willow
(
Baccharis bigelovii
)
black willow
(
Salix nigra
)
Bonpland willow
(
Salix bonplandiana
)
Booth's willow
(
Salix boothii
)
Booth's willow
(
Salix myrtillifolia
)
cascade willow
(
Salix cascadensis
)
corkscrew willow
(
Salix matsudana
)
crack willow
(
Salix fragilis
)
desert willow
(
Chilopsis linearis
)
dewystem willow
(
Salix irrorata
)
diamondleaf willow
(
Salix planifolia
)
Drummond's willow
(
Salix drummondiana
)
dusky willow
(
Salix melanopsis
)
false mountain willow
(
Salix pseudomonticola
)
Farr's willow
(
Salix farriae
)
Geyer willow
(
Salix geyeriana
)
Goodding's willow
(
Salix gooddingii
)
grayleaf willow
(
Salix glauca
)
greenleaf willow
(
Salix lasiandra var. caudata
)
hybrid crack willow
(
Salix ×rubens
)
laurel willow
(
Salix pentandra
)
least willow
(
Salix rotundifolia
)
Lemmon's willow
(
Salix lemmonii
)
MacKenzie's willow
(
Salix prolixa
)
meadow willow
(
Salix petiolaris
)
Missouri River willow
(
Salix eriocephala
)
mountain willow
(
Salix eastwoodiae
)
narrowleaf willow
(
Salix exigua
)
netleaf willow
(
Salix reticulata
)
onecolor willow
(
Salix eriocephala var. monochroma
)
Pacific willow
(
Salix lasiandra
)
park willow
(
Salix monticola
)
peachleaf willow
(
Salix amygdaloides
)
purpleosier willow
(
Salix purpurea
)
pussy willow
(
Salix discolor
)
red willow
(
Salix bonplandiana var. laevigata
)
sageleaf willow
(
Salix candida
)
sandbar willow
(
Salix exigua ssp. interior
)
Scouler's willow
(
Salix scouleriana
)
shortfruit willow
(
Salix brachycarpa
)
shortfruit willow
(
Salix brachycarpa var. brachycarpa
)
Sitka willow
(
Salix sitchensis
)
snow willow
(
Salix reticulata var. nana
)
timberline willow
(
Salix rotundifolia var. dodgeana
)
Tweedy's willow
(
Salix tweedyi
)
undergreen willow
(
Salix commutata
)
white willow
(
Salix alba
)
white willow
(
Salix alba var. vitellina
)
Wisconsin weeping willow
(
Salix babylonica
)
Wolf's willow
(
Salix wolfii
)
Wolf's willow
(
Salix wolfii var. idahoensis
)
woolly willow
(
Salix calcicola
)
yellow willow
(
Salix eriocephala var. famelica
)
yellow willow
(
Salix eriocephala var. watsonii
)
willowherb
bog willowherb
(
Epilobium palustre var. gracile
)
chaparral willowherb
(
Epilobium minutum
)
denseflower willowherb
(
Epilobium densiflorum
)
fringed willowherb
(
Epilobium ciliatum
)
fringed willowherb
(
Epilobium ciliatum var. glandulosum
)
glandular willowherb
(
Epilobium halleanum
)
glaucus willowherb
(
Epilobium glaberrimum
)
glaucus willowherb
(
Epilobium glaberrimum var. fastigiatum
)
Hornemann's willowherb
(
Epilobium hornemannii
)
Hornemann's willowherb
(
Epilobium hornemannii ssp. hornemannii
)
leafy willowherb
(
Epilobium foliosum
)
marsh willowherb
(
Epilobium palustre
)
milkflower willowherb
(
Epilobium lactiflorum
)
Oregon willowherb
(
Epilobium oregonense
)
pimpernel willowherb
(
Epilobium anagallidifolium
)
Rocky Mountain willowherb
(
Epilobium saximontanum
)
shrubby willowherb
(
Epilobium suffruticosum
)
slenderfruit willowherb
(
Epilobium leptocarpum
)
tall annual willowherb
(
Epilobium brachycarpum
)
talus willowherb
(
Epilobium clavatum
)
Torrey's willowherb
(
Epilobium torreyi
)
windflower
blue windflower
(
Anemone oregana
)
blue windflower
(
Anemone oregana var. oregana
)
windmills
annual windmills
(
Allionia choisyi
)
trailing windmills
(
Allionia incarnata
)
wingpetal
wingpetal
(
Heterosperma pinnatum
)
winterfat
winterfat
(
Krascheninnikovia lanata
)
wintergreen
greenflowered wintergreen
(
Pyrola chlorantha
)
largeflowered wintergreen
(
Pyrola grandiflora
)
liverleaf wintergreen
(
Pyrola asarifolia
)
pink wintergreen
(
Pyrola asarifolia var. bracteata
)
sidebells wintergreen
(
Orthilia secunda
)
snowline wintergreen
(
Pyrola minor
)
whiteveined wintergreen
(
Pyrola picta
)
whiteveined wintergreen
(
Pyrola picta var. dentata
)
wirelettuce
brownplume wirelettuce
(
Stephanomeria pauciflora
)
desert wirelettuce
(
Stephanomeria runcinata
)
narrowleaf wirelettuce
(
Stephanomeria tenuifolia
)
rod wirelettuce
(
Stephanomeria virgata
)
small wirelettuce
(
Stephanomeria exigua
)
Teton wirelettuce
(
Stephanomeria fluminea
)
Thurber's wirelettuce
(
Stephanomeria thurberi
)
wishbone-bush
desert wishbone-bush
(
Mirabilis laevis
)
wishbone-bush
(
Mirabilis laevis var. villosa
)
witchgrass
fall witchgrass
(
Leptoloma cognatum
)
witchgrass
(
Panicum capillare
)
woad
Dyer's woad
(
Isatis tinctoria
)
wolfberry
Berlandier's wolfberry
(
Lycium berlandieri
)
Torrey wolfberry
(
Lycium torreyi
)
wolfstail
bristly wolfstail
(
Lycurus setosus
)
common wolfstail
(
Lycurus phleoides
)
woodbine
woodbine
(
Parthenocissus vitacea
)
woodfern
cinnamon woodfern
(
Dryopteris cinnamomea
)
coastal woodfern
(
Dryopteris arguta
)
crested woodfern
(
Dryopteris cristata
)
spinulose woodfern
(
Dryopteris carthusiana
)
spreading woodfern
(
Dryopteris expansa
)
woodland-star
bulbous woodland-star
(
Lithophragma glabrum
)
bulbous woodland-star
(
Lithophragma glabrum var. ramulosum
)
slender woodland-star
(
Lithophragma tenellum
)
smallflower woodland-star
(
Lithophragma parviflorum
)
woodreed
drooping woodreed
(
Cinna latifolia
)
woodroot
Macoun's woodroot
(
Podistera macounii
)
woodrush
Colorado woodrush
(
Luzula subcapitata
)
hairy woodrush
(
Luzula acuminata
)
hairy woodrush
(
Luzula acuminata var. acuminata
)
Hitchcock's smooth woodrush
(
Luzula hitchcockii
)
Pacific woodrush
(
Luzula comosa
)
Piper's woodrush
(
Luzula piperi
)
smallflowered woodrush
(
Luzula fastigiata
)
smallflowered woodrush
(
Luzula parviflora
)
spiked woodrush
(
Luzula spicata
)
woodsia
Rocky Mountain woodsia
(
Woodsia scopulina
)
Rocky Mountain woodsia
(
Woodsia scopulina ssp. scopulina
)
woodsorrel
alpine woodsorrel
(
Oxalis alpina
)
creeping woodsorrel
(
Oxalis corniculata
)
Drummond's woodsorrel
(
Oxalis drummondii
)
radishroot woodsorrel
(
Oxalis albicans ssp. albicans
)
radishroot woodsorrel
(
Oxalis albicans ssp. pilosa
)
slender yellow woodsorrel
(
Oxalis dillenii
)
slender yellow woodsorrel
(
Oxalis stricta
)
tenleaf woodsorrel
(
Oxalis decaphylla
)
violet woodsorrel
(
Oxalis violacea
)
woodyaster
charming woodyaster
(
Xylorhiza venusta
)
Mojave woodyaster
(
Xylorhiza tortifolia
)
Mojave woodyaster
(
Xylorhiza tortifolia var. tortifolia
)
smooth woodyaster
(
Xylorhiza glabriuscula
)
woolgrass
woolgrass
(
Scirpus cyperinus
)
woollygrass
hairy woollygrass
(
Erioneuron pilosum
)
low woollygrass
(
Dasyochloa pulchella
)
shortleaf woollygrass
(
Erioneuron avenaceum
)
woollyheads
meadow woollyheads
(
Psilocarphus elatior
)
Oregon woollyheads
(
Psilocarphus oregonus
)
short woollyheads
(
Psilocarphus brevissimus
)
short woollyheads
(
Psilocarphus brevissimus var. brevissimus
)
woollystar
desert woollystar
(
Eriastrum eremicum
)
miniature woollystar
(
Eriastrum diffusum
)
Wilcox's woollystar
(
Eriastrum wilcoxii
)
woollyweed
Scouler's woollyweed
(
Hieracium scouleri
)
woollywhite
biennial woollywhite
(
Hymenopappus biennis
)
wormwood
biennial wormwood
(
Artemisia biennis
)
biennial wormwood
(
Artemisia biennis var. biennis
)
biennial wormwood
(
Artemisia biennis var. diffusa
)
common wormwood
(
Artemisia vulgaris
)
longleaf wormwood
(
Artemisia longifolia
)
Michaux's wormwood
(
Artemisia michauxiana
)
Parry's wormwood
(
Artemisia parryi
)
Patterson's wormwood
(
Artemisia pattersonii
)
Porter's wormwood
(
Artemisia porteri
)
Tilesius' wormwood
(
Artemisia tilesii
)
Tilesius' wormwood
(
Artemisia tilesii var. elatior
)
wrightwort
Arizona wrightwort
(
Carlowrightia arizonica
)
heath wrightwort
(
Carlowrightia linearifolia
)
wrinklefruit
Coulter's wrinklefruit
(
Tetraclea coulteri
)
Y
yampah
Bolander's yampah
(
Perideridia bolanderi
)
Bolander's yampah
(
Perideridia bolanderi ssp. Bolanderi
)
common yampah
(
Perideridia montana
)
Parish's yampah
(
Perideridia parishii
)
Parish's yampah
(
Perideridia parishii ssp. parishii
)
yarrow
common yarrow
(
Achillea millefolium
)
yellowcomet
yellowcomet
(
Mentzelia affinis
)
yellowcress
alpine yellowcress
(
Rorippa curvipes var. alpina
)
bluntleaf yellowcress
(
Rorippa curvipes
)
bluntleaf yellowcress
(
Rorippa curvipes var. curvipes
)
bluntleaf yellowcress
(
Rorippa curvipes var. integra
)
bluntleaf yellowcress
(
Rorippa curvipes var. truncata
)
bluntleaf yellowcress
(
Rorippa teres
)
bog yellowcress
(
Rorippa palustris
)
Chihuahuan yellowcress
(
Rorippa microtitis
)
creeping yellowcress
(
Rorippa sylvestris
)
curvepod yellowcress
(
Rorippa curvisiliqua
)
curvepod yellowcress
(
Rorippa curvisiliqua var. curvisiliqua
)
curvepod yellowcress
(
Rorippa curvisiliqua var. procumbens
)
hispid yellowcress
(
Rorippa palustris var. elongata
)
hispid yellowcress
(
Rorippa palustris var. hispida
)
lyrateleaf yellowcress
(
Rorippa curvisiliqua var. lyrata
)
Modoc yellowcress
(
Rorippa tenerrima
)
onerow yellowcress
(
Nasturtium microphyllum
)
Oriental yellowcress
(
Rorippa curvisiliqua var. orientalis
)
persistent sepal yellowcress
(
Rorippa calycina
)
roundfruit yellowcress
(
Rorippa sphaerocarpa
)
spreading yellowcress
(
Rorippa sinuata
)
yelloweyes
yelloweyes
(
Lupinus flavoculatus
)
yellowhead
desert yellowhead
(
Yermo xanthocephalus
)
yellowhood
Schott's yellowhood
(
Nissolia schottii
)
yellowrocket
American yellowrocket
(
Barbarea orthoceras
)
early yellowrocket
(
Barbarea verna
)
garden yellowrocket
(
Barbarea vulgaris
)
yellowshow
Mexican yellowshow
(
Amoreuxia palmatifida
)
yellowtops
alkali yellowtops
(
Flaveria campestris
)
clasping yellowtops
(
Flaveria chlorifolia
)
clustered yellowtops
(
Flaveria trinervia
)
yellowtuft
yellowtuft
(
Alyssum murale
)
yew
Pacific yew
(
Taxus brevifolia
)
yucca
banana yucca
(
Yucca baccata
)
banana yucca
(
Yucca baccata var. baccata
)
intermediate yucca
(
Yucca baileyi var. intermedia
)
Mojave yucca
(
Yucca schidigera
)
narrowleaf yucca
(
Yucca angustissima
)
Navajo yucca
(
Yucca baileyi
)
Schott's yucca
(
Yucca baccata var. brevifolia
)
Schott's yucca
(
Yucca brevifolia
)
soaptree yucca
(
Yucca elata
)
soaptree yucca
(
Yucca utahensis
)
soapweed yucca
(
Yucca glauca
)
Toft's yucca
(
Yucca angustissima var. toftiae
)
Z
zephyrlily
copper zephyrlily
(
Zephyranthes longifolia
)
zinnia
Abert's creeping zinnia
(
Sanvitalia abertii
)
desert zinnia
(
Zinnia acerosa
)
Peruvian zinnia
(
Zinnia peruviana
)
Rocky Mountain zinnia
(
Zinnia grandiflora
)
zizia
meadow zizia
(
Zizia aptera
)
(
Abronia glabrifolia
)
(
Acacia filicina
)
(
Acacia occidentalis
)
(
Acacia plicina
)
(
Acleisanthes chenopodioides
)
(
Acleisanthes diffusa
)
(
Acleisanthes lanceolata
)
(
Acleisanthes lanceolata var. lanceolata
)
(
Aconogonon phytolaccaefolium
)
(
Agastache pallidiflora var. neomexicana
)
(
Agastache pallidiflora var. pallidiflora
)
(
Agave parryi ssp. neomexicanus
)
(
Agropyron cristatum var. cristatum
)
(
Agrostis montanum
)
(
Agrostis variabilis
)
(
Aliciella haydenii ssp. haydenii
)
(
Aliciella pentstemonoides
)
(
Alopecurus magellenicus
)
(
Amaranthus arenicola
)
(
Ambrosia confertifolia
)
(
Antennaria microphylla Antennaria corymbosa
)
(
Antennaria microphylla var. majus
)
(
Antennaria neodioica
)
(
Apocynum ×floribundum
)
(
Apocynum ×medium
)
(
Aquilegia flavescens var. ×miniata
)
(
Aquilegia formosa var. formosa
)
(
Arceuthobium vaginatum var. cryptopodium
)
(
Arenaria lanuginosa var. saxosa
)
(
Arenaria serpyllifolia var. serpyllifolia
)
(
Argemone gracilenta Argemone pleiacantha ssp. ambigua
)
(
Argemone pleicantha
)
(
Argemone squarrosa var. squarrosa
)
(
Arida carnosa
)
(
Arida parviflora
)
(
Arida riparia
)
(
Arnica lanceolata ssp. prima
)
(
Artemisia arbuscula var. arbuscula
)
(
Artemisia borealis ssp. borealis
)
(
Artemisia franseroides
)
(
Artemisia ludoviciana var. ludoviciana
)
(
Artemisia norvegica
)
(
Artemisia tridentata var. tridentata
)
(
Artemisia tripartita var. tripartita
)
(
Artemsisa ludoviciana
)
(
Artemsisa ludoviciana var. latiloba
)
(
Asclepias asperula var. asperula
)
(
Asclepias cryptoceras var. cryptoceras
)
(
Asclepias incarnata var. incarnata
)
(
Aster ericoidea
)
(
Astragalus arthuri
)
(
Astragalus didymorcarpus
)
(
Astragalus lentiginosus var. trumbullensis
)
(
Astragalus limatus
)
(
Astragalus oöcalycis
)
(
Astragalus oöphorus
)
(
Astragalus oöphorus var. caulescens
)
(
Atriplex argentea var. argentea
)
(
Atriplex barclayana
)
(
Atriplex gardneri var. gardneri
)
(
Atriplex saccaria var. saccaria
)
(
Baccharis viminifolia
)
(
Bahiopsis parishii
)
(
Balsamorhiza ×tomentosa
)
(
Berberis trifoliata
)
(
Berbersa nervosa
)
(
Boechera atrorubens
)
(
Boechera cusickii
)
(
Boechera drepanoloba
)
(
Boechera fernaldiana ssp. fendleriana
)
(
Boechera fernaldiana ssp. vivariensis
)
(
Boechera formosa
)
(
Boechera gracilenta
)
(
Boechera gracilipes
)
(
Boechera grahamii
)
(
Boechera holboellii
)
(
Boechera languida
)
(
Boechera lemmonii var. lemmonii
)
(
Boechera macounii
)
(
Boechera paddoensis
)
(
Boechera pauciflora
)
(
Boechera pendulocarpa
)
(
Boechera pinetorum
)
(
Boechera puberula
)
(
Boechera saximontana
)
(
Boechera spatifolia
)
(
Boechera stricta
)
(
Boechera suffrutescens
)
(
Boerhavia erecta
)
(
Botrychium echo Botrychium lunaria
)
(
Botrychium echo Botrychium minganense
)
(
Botrychium 'novomexicana'
)
(
Botrychium 'redbank'
)
(
Botrychium simplex var. 'simplex'
)
(
Brassica elongata var. integrifolia
)
(
Brickellia eupatoriodes
)
(
Brickellia eupatoriodes var. chlorepis
)
(
Bromus catharticus var. catharticus
)
(
Bromus catharticus var. elatus
)
(
Bromus orcutianus
)
(
Buchloë dactyloides
)
(
Bursera laxiflora
)
(
Calamagrostis canadensis var. langsdorfii
)
(
Calamovilfa longifolia var. scoparium
)
(
Callirhoë involucrata
)
(
Calochorthus gunnisonii
)
(
Calypso bulbosa var. bulbosa
)
(
Camassia quamash var. quamash
)
(
Camissoniopsis confusa
)
(
Carex aquatilis var. minor
)
(
Carex atrata
)
(
Carex brunnescens var. brunnescens
)
(
Carex canescens var. canescens
)
(
Carex fuliginosa
)
(
Carex infirminervia
)
(
Carex infirminervia var. bolanderi
)
(
Carex microptera var. microptera
)
(
Carex nova var. nova
)
(
Carex scirpoidea var. scirpoidea
)
(
Cassia barbinoides
)
(
Castilleja angustifolia var. dubia
)
(
Castilleja haydenii Castilleja occidentalis
)
(
Castilleja hispida var. hispida
)
(
Castilleja miniata Castilleja occidentalis
)
(
Castilleja miniata var. miniata
)
(
Castilleja occidentalis Castilleja haydenii
)
(
Castilleja rhexifolia
)
(
Cedrus lebani
)
(
Centaurium calycosum var. calycosum
)
(
Centrostegia thurberi var. thurberi
)
(
Cerastium fastigiatum
)
(
Cercidium praecox
)
(
Chaenorrhinum minus
)
(
Chamaecrista nictitans var. leptadenia
)
(
Chamaesyce fendleri var. fendleri
)
(
Chamaesyce melandenia
)
(
Chamaesyce polycarpa var. polycarpa
)
(
Chenopodium berlandieri var. zschackei
)
(
Chenopodium capitatum var. capitatum
)
(
Chenopodium glaucum var. glaucum
)
(
Chenopodium rubrum var. rubrum
)
(
Chloris elegans
)
(
Chrysothamnus nauseosus var. glabrata
)
(
Chrysothamnus scopulorum
)
(
Chrysothamnus stylosus
)
(
Chrysothamnus viscidiflorus var. viscidiflorus
)
(
Chylismia brevipes
)
(
Chylismia brevipes ssp. brevipes
)
(
Chylismia cardiophylla
)
(
Chylismia cardiophylla ssp. cardiophylla
)
(
Chylismia claviformis
)
(
Chylismia claviformis ssp. aurantiaca
)
(
Chylismia claviformis ssp. claviformis
)
(
Chylismia claviformis ssp. peeblesii
)
(
Chylismia claviformis ssp. yumae
)
(
Chylismia eastwoodiae
)
(
Chylismia multijuga
)
(
Chylismia parryi
)
(
Chylismia scapoidea
)
(
Chylismia scapoidea ssp. scapoidea
)
(
Chylismia walkeri
)
(
Chylismia walkeri ssp. walkeri
)
(
Chylismiella pterosperma
)
(
Circaea alpina var. alpina
)
(
Circaea canadensis
)
(
Cirsium arizonicum var. bipinnatum
)
(
Cirsium arizonicum var. rothrockii
)
(
Cirsium clavatum var. americanum
)
(
Cirsium clavatum var. osterhoutii
)
(
Cirsium cymosum var. canovirens
)
(
Cirsium eatonii var. eatonii
)
(
Cirsium eatonii var. eriocephalum
)
(
Cirsium inamoenum
)
(
Cirsium inamoenum var. davisii
)
(
Cirsium inamoenum var. inamoenum
)
(
Cirsium pulcherrimum var. aridum
)
(
Cirsium pulcherrimum var. pulcherrimum
)
(
Cirsium scariosum var. coloradense
)
(
Conoclinium dissectum
)
(
Cornus sericea var. occidentalis
)
(
Cornus sericea var. sericea
)
(
Corydalis aurea var. aurea
)
(
Coryphantha missouriensis var. missouriensis
)
(
Coryphantha tuberculosa
)
(
Cotoneaster acutifolia
)
(
Crepis modocensis var. modocensis
)
(
Crepis occidentalis var. occidentalis
)
(
Crepis runcinata var. runcinata
)
(
Cryptantha gypsophila
)
(
Cryptantha pectocarya
)
(
Cuscuta hirta
)
(
Cusickiellia douglasii
)
(
Cymopterus breviradiatus
)
(
Cymopterus davidsonii
)
(
Cymopterus humilis
)
(
Cymopterus montanus
)
(
Cymopterus nova
)
(
Cymopterus sessiliflorus
)
(
Cynodon dactylon var. dactylon
)
(
Cyperus lupulinus var. lupulinus
)
(
Cyperus retroflexus var. pumilus
)
(
Dalea bicolor var. argyraea
)
(
Delphinium bicolor ssp. calicicola
)
(
Deschampsia cespitosa var. cespitosa
)
(
Descurainia incana var. incana
)
(
Diaperia verna
)
(
Diaperia verna var. verna
)
(
Dieteria asteroides var. asteroides
)
(
Dieteria asteroides var. glandulosa
)
(
Dieteria bigelovii
)
(
Dieteria bigelovii var. bigelovii
)
(
Dieteria bigelovii var. mucronata
)
(
Dieteria canescens var. ambigua
)
(
Dieteria canescens var. aristata
)
(
Dieteria canescens var. canescens
)
(
Dieteria canescens var. glabra
)
(
Digitalis purpurea var. purpurea
)
(
Diplactis alpinus
)
(
Diplactis alpinus ssp. vierhapperi
)
(
Draba crassifolia var. crassifolia
)
(
Draba nemorosa var. nemorosa
)
(
Drymaria glandulosa var. glandulosa
)
(
Drymaria gracilis
)
(
Drymaria gracilis ssp. gracilis
)
(
Drymocallis convallaria
)
(
Drymocallis glabrata
)
(
Drymocallis glandulosa var. glandulosa
)
(
Drymocallis pseudorupestris
)
(
Drymocallis pseudorupestris var. pseudorupestris
)
(
Dysphania ambrosioides
)
(
Dysphania botrys
)
(
Dysphania graveolens
)
(
Echinocactus horizonthanlonius
)
(
Echinochloa crus-pavonis var. macra
)
(
Elymus ×pseudorepens
)
(
Elymus ×saundersii
)
(
Elymus ×saxicolus
)
(
Elymus canadensis var. canadensis
)
(
Elymus criticoides
)
(
Elymus elongatus var. elongatus
)
(
Elymus elymoides var. elymoides
)
(
Elymus glaucus var. glaucus
)
(
Elymus hispidus var. hispidus
)
(
Elymus lanceolatus var. lanceolatus
)
(
Elymus mollis var. mollis
)
(
Elymus scribneri Elymus
)
(
Elymus simplex var. simplex
)
(
Elymus trachycaulus var. trachycaulus
)
(
Epilobium campestre
)
(
Epilobium ciliatum var. ciliatum
)
(
Epilobium glaberrimum var. glaberrimum
)
(
Epilobium palustre var. palustre
)
(
Equisetum ×ferrissii
)
(
Equisetum ×nelsonii
)
(
Eragrostis intermdia
)
(
Erechtites minimus
)
(
Eremogone capillaris var. americana
)
(
Eremogone congesta var. cephaloidea
)
(
Eremogone eastwoodiae var. eastwoodiae
)
(
Eremothera boothii
)
(
Eremothera boothii ssp. alyssoides
)
(
Eremothera boothii ssp. condensata
)
(
Eremothera boothii ssp. decorticans
)
(
Eremothera chamaenerioides
)
(
Eremothera gouldii
)
(
Eremothera minor
)
(
Eremothera refracta
)
(
Ericameria linearis
)
(
Ericameria nauseosa var. bigelovii
)
(
Ericameria nauseosa var. hololeuca
)
(
Ericameria nauseosa var. juncea
)
(
Ericameria nauseosa var. latisquamea
)
(
Ericameria nauseosa var. leiosperma
)
(
Ericameria nauseosa var. nana
)
(
Ericameria nauseosa var. nauseosa
)
(
Ericameria nauseosa var. nitida
)
(
Ericameria nauseosa var. oreophila
)
(
Ericameria nauseosa var. speciosa
)
(
Erigeron acris var. kamschaticus
)
(
Erigeron glacialis
)
(
Erigeron glacialis var. glacialis
)
(
Erigeron gulielmi
)
(
Erigeron gummosus
)
(
Erigeron pumilus var. gracilior
)
(
Erigeron pumilus var. intermedius
)
(
Erigeron sparsifolius
)
(
Erigeron tracyi
)
(
Eriogonum ×nebraskense
)
(
Eriogonum alatum var mogollense
)
(
Eriogonum arcuatum var. arcuatum
)
(
Eriogonum arcuatum var. xanthum
)
(
Eriogonum flavum var. chloranthum
)
(
Eriogonum lachnogynum var. colobum
)
(
Eriogonum leptocladon var. papiliuncului
)
(
Eriogonum pelinophilum
)
(
Eriogonum strictum var. proliferum
)
(
Eriogonum strictum var. strictum
)
(
Eriogonum terrenatum
)
(
Eriogonum thomsoniae
)
(
Eriogonum thomsoniae var. atwoodii
)
(
Eriogonum umbellatum var. desereticum
)
(
Eriogonum umbellatum var. mohavense
)
(
Eriogonum umbellatum var. porteri
)
(
Eriogonum umbellatum var. ramulosum
)
(
Eriogonum wootonii
)
(
Eritrichum howardii
)
(
Eritrichum nanum
)
(
Eritrichum nanum var. elongatum
)
(
Erythronium grandiflorum var. grandiflorum
)
(
Eutrochium maculatum
)
(
Eutrochium maculatum var. bruneri
)
(
Fagonia californica
)
(
Fallopia japonica var. japonica
)
(
Fendlera tomentella
)
(
Festuca viviparoidea ssp. krajinae
)
(
Fingerhutia sesleriaeformis
)
(
Fragaria mexicana
)
(
Frasera albomarginata var. albomarginata
)
(
Fraxinus attenuata
)
(
Fritillaria atropupurea
)
(
Funastrum cynanchoides ssp. heterophylla
)
(
Galium trifidum var. trifidum
)
(
Garrya ovata ssp. goodmanii
)
(
Gaura gracilis f. glandulosa
)
(
Gayophytum diffusum var. diffusum
)
(
Gentianella propinqua var. propinqua
)
(
Glandulicactus uncinatus
)
(
Glecoma hederacea
)
(
Gnaphalium luteo-album
)
(
Gymnosperma glutinosa
)
(
Hackelochoa granularis
)
(
Halenia deflexa var. deflexa
)
(
Haplopappus gypsophilus
)
(
Haplopappus harvardii
)
(
Haplopappus rhizomatus
)
(
Hedeoma costatum
)
(
Hedeoma dentatum
)
(
Hedeoma diffusum
)
(
Hedeoma hispidum
)
(
Hedeoma hyssopifolium
)
(
Hedeoma nana var. macrocalyx
)
(
Hedeoma nanum
)
(
Hedeoma nanum var. nanum
)
(
Hedeoma oblongifolium
)
(
Hedeoma plicatum
)
(
Hedysarum boreale var. boreale
)
(
Helianthemum nummularium
)
(
Helianthus maximilianii
)
(
Helianthus petiolaris var. petiolaris
)
(
Heliopsis parviflora
)
(
Heliotropicum curassavicum
)
(
Heliotropicum curassavicum var. curassavicum
)
(
Herniaria hirsuta var. cinerea
)
(
Herrickia glauca
)
(
Herrickia glauca var. glauca
)
(
Heterotheca arizonica
)
(
Heterotheca polothrix
)
(
Heterotheca sierrablancensis
)
(
Heuchera flavescens
)
(
Heuchera grossularifolia
)
(
Heuchera grossularifolia var. grossularifolia
)
(
Heuchera versicolor f. pumila
)
(
Hilaria cenchroides
)
(
Hoffmanseggia drepanocarpa
)
(
Holmgrenia andina
)
(
Holosetum umbellatum
)
(
Holosetum umbellatum ssp. umbellatum
)
(
Hopia obtusa
)
(
Hordeum vulgare var. vulgare
)
(
Horkelia fusca var. fusca
)
(
Houstonia acerosa var. polypremoides
)
(
Houstonia humifosa
)
(
Hymenopappus mexicanus
)
(
Hypericum perforatum
)
(
Ipomopsis congesta var. congesta
)
(
Ipomopsis congesta var. frutescens
)
(
Ipomopsis longiflora ssp. neomexicana
)
(
Ipomopsis spicata var. cephaloidea
)
(
Ipomopsis spicata var. orchidacea
)
(
Ipomopsis spicata var. spicata
)
(
Iris pseudocorus
)
(
Isoëtes bolanderi
)
(
Isoëtes bolanderi var. bolanderi
)
(
Isoëtes echinospora
)
(
Isoëtes howellii
)
(
Isoëtes occidentalis
)
(
Jacquinia pungens
)
(
Jarava speciosa
)
(
Juncus arcticus var. mexicanus
)
(
Juncus ensifolius var. ensifolius
)
(
Juncus triglumis var. triglumis
)
(
Laënnecia coulteri
)
(
Laënnecia eriophylla
)
(
Laënnecia schiedeana
)
(
Laënnecia sophiifolia
)
(
Lathyrus graminifoius
)
(
Lathyrus nevadensis var. parkeri
)
(
Lathyrus polymorphus var. polymorphus
)
(
Leonurus cardiaca var. cardiaca
)
(
Lepidium densiflorum var. pubicarpum
)
(
Lepidum montanum
)
(
Lepidum montanum var. angustifolium
)
(
Lepidum montanum var. canescens
)
(
Leptochloa cognatum
)
(
Linanthus cespitosus
)
(
Linaria dalmatica var. dalmatica
)
(
Lipocarpa aristulata
)
(
Lobelia gruina
)
(
Logfia filaginoides
)
(
Lomatium foeniculaceum var. foeniculaceum
)
(
Lomatium pastoralis
)
(
Lomatium triternatum var. platycarpum
)
(
Lorandersonia baileyi
)
(
Lorandersonia linifolia
)
(
Lorandersonia microcephala
)
(
Lorandersonia pulchella
)
(
Lorandersonia salicina
)
(
Lorandersonia spatulantha
)
(
Lotus uniflorus
)
(
Lupinus argenteus var. argenteus
)
(
Lupinus argenteus var. laxiflorus
)
(
Lupinus lepidus var. lepidus
)
(
Lupinus pusillus var. pusillus
)
(
Lupinus sitgreavii
)
(
Lycium gracilipes
)
(
Lycium retusum
)
(
Lygodesmia grandiflora var. grandiflora
)
(
Madia citrioidora
)
(
Malus sylvesteris
)
(
Mamillaria grahamii
)
(
Mamillaria heyderi
)
(
Mamillaria macdougalii
)
(
Mamillaria wrightii
)
(
Mammilaria viridiflora
)
(
Menodora decemfida var. longiflora
)
(
Mentzelia multicaulis var. uintahensis
)
(
Mentzelia rhizomata
)
(
Mentzelia wrightii
)
(
Micromonolepis pusilla
)
(
Minuartia nutallii
)
(
Minuartia nutallii var. nuttallii
)
(
Mirabilis coccineus
)
(
Mirabilis linearis var. decipens
)
(
Mirabilis melanotricha
)
(
Monarda comata
)
(
Monarda fistulosa var. fistulosa
)
(
Monarda fistulosa var. menthifolia
)
(
Monardella odoratissima var. odoratissima
)
(
Monardella robinsonii
)
(
Muhlenbergia affinis
)
(
Muhlenbergia gracilis
)
(
Muhlenbergia ruguda
)
(
Navarettia capillaris
)
(
Navarretia intertexta var. intertexta
)
(
Navarritia minima
)
(
Navarritia saximontana
)
(
Noccaea fendleri
)
(
Noccaea fendleri ssp. idahoense
)
(
Noccaea fendleri var. fendleri
)
(
Nyctaginea capitata
)
(
Oenothera cespitosa var. cespitosa
)
(
Oenothera cinerea
)
(
Oenothera cinerea ssp. cinerea
)
(
Oenothera coloradensis
)
(
Oenothera coloradensis ssp. coloradensis
)
(
Oenothera coloradensis ssp. neomexicana
)
(
Oenothera curtiflora
)
(
Oenothera deltoides var. deltoides
)
(
Oenothera gaura
)
(
Oenothera glaucifolia
)
(
Oenothera hartwegii ssp. fendleri
)
(
Oenothera hartwegii ssp. filifolia
)
(
Oenothera hartwegii ssp. pubescens
)
(
Oenothera hexandra
)
(
Oenothera hexandra ssp. gracilis
)
(
Oenothera macrocarpa var. macrocarpa
)
(
Oenothera pallida var. pallida
)
(
Oenothera suffrutescens
)
(
Oenothera suffulta
)
(
Oenothera villosa var. villosa
)
(
Olysinium douglasii
)
(
Olysinium douglasii var. inflatum
)
(
Oönopsis engelmannii
)
(
Oönopsis foliosa
)
(
Oönopsis foliosa var. foliosa
)
(
Oönopsis foliosa var. monocephala
)
(
Oönopsis multicaulis
)
(
Oönopsis puebloensis
)
(
Opuntia phaeacantha Opuntia polyacantha
)
(
Orobanche ludoviciana var. ludoviciana
)
(
Oryzopsis fimbriata
)
(
Oxalis albicans
)
(
Oxytropis deflexa var. deflexa
)
(
Oxytropis lambertii Oxytropis
)
(
Packera fransiscana
)
(
Packera oödes
)
(
Packera sangisorboides
)
(
Panicum capillare ssp. capillare
)
(
Panicum lepidium
)
(
Papaver aliena
)
(
Papaver radicatum ssp. kluanensis
)
(
Parthenium mollis
)
(
Pedicularis angustifolla
)
(
Pedicularis canadensis var. fluviatilis
)
(
Pedicularis parryi var. parryi
)
(
Pedicularis racemosa var. racemosa
)
(
Penstemon barbatus var. barbatus
)
(
Penstemon secundiflorus ssp. secundiflorus
)
(
Penstemon virgatus var. virgatus
)
(
Pentagramma triangularis var. maxonii
)
(
Petradoria pumila var. pumila
)
(
Petrophyton caespitosum
)
(
Phacelia ambigua var. ambigua
)
(
Phacelia hastata var. pallida
)
(
Phacelia heterophylla var. heterophylla
)
(
Phacelia petrosa
)
(
Phacelia sericea var. sericea
)
(
Phleum alpinum var. alpinum
)
(
Phleum pratense var. pratense
)
(
Phlox cespitosa
)
(
Phoradendron leucocarpum
)
(
Photinia parvifolia
)
(
Phyllodoce ×intermedia
)
(
Physarai fendleri
)
(
Physaria arenosa
)
(
Physaria arenosa var. arenosa
)
(
Physaria arenosa var. argillosa
)
(
Physaria arizonica
)
(
Physaria aurea
)
(
Physaria calcicola
)
(
Physaria carinata
)
(
Physaria cinerea
)
(
Physaria curvipes
)
(
Physaria fremontii
)
(
Physaria gooddingii
)
(
Physaria gordonii
)
(
Physaria kingii ssp. diversifolia
)
(
Physaria lata
)
(
Physaria ludoviciana
)
(
Physaria macrocarpa
)
(
Physaria montana
)
(
Physaria multiceps
)
(
Physaria nelsonii
)
(
Physaria ovalifolia
)
(
Physaria ovalifolia ssp. ovalifolia
)
(
Physaria palmeri
)
(
Physaria parviflora
)
(
Physaria parvula
)
(
Physaria paysonii
)
(
Physaria pinetorum
)
(
Physaria prostrata
)
(
Physaria pruinosa
)
(
Physaria purpurea
)
(
Physaria rectipes
)
(
Physaria reediana
)
(
Physaria spatulata
)
(
Physaria subumbellata
)
(
Physaria utahensis
)
(
Physaria valida
)
(
Physaria vicina
)
(
Physaris acutifolia
)
(
Physaris chambersii
)
(
Physaris newberryi
)
(
Physocarpus alternans var. alternans
)
(
Physocarpus monogynus Physocarpus
)
(
Picea engelmannii var. engelmanii
)
(
Piperia elegans var. elegans
)
(
Plantago elongata var. elongata
)
(
Plantago ignata
)
(
Platanthera dilatata Platanthera huronensis
)
(
Platanthera tescamnis
)
(
Pleoptris riograndensis
)
(
Poa alpina Poa
)
(
Poa glauca var. glauca
)
(
Poa stenantha var. stentantha
)
(
Podostemma lindhemmeri
)
(
Polanisia dodecandra var. dodecandra
)
(
Polemonium occidentale var. occidentale
)
(
Polygala senega var. senega
)
(
Polygonum polygaloides var. confertiflorum
)
(
Polygonum sawatchense ssp. sawatchense
)
(
Populus balsamifera var. balsamifera
)
(
Populus deltoides var. wislizenii
)
(
Populus fremontii var. fremontii
)
(
Portulaca stelliformis
)
(
Potentilla bipinnatifida var. bipinnatifida
)
(
Potentilla hippiana var. effusa
)
(
Primula conjugens
)
(
Primula conjugens var. conjugens
)
(
Primula jeffreyi
)
(
Primula pauciflora
)
(
Primula pauciflora var. cusickii
)
(
Primula pauciflora var. distola
)
(
Primula pauciflora var. pauciflora
)
(
Primula pauciflora var. zionensis
)
(
Primula standleyana
)
(
Primula tetrandra
)
(
Pseudognaphalium thermale
)
(
Pseudostellaria oxyphylla
)
(
Ptelea trifoliata var. angustifolia
)
(
Ptelea trifoliata var. mollis
)
(
Ptelea trifoliata var. pallida
)
(
Ptelea trifoliata var. trifoliata
)
(
Purshia ×subintegra
)
(
Pyrola asarifolia var. asarifolia
)
(
Pyrola picta var. picta
)
(
Pyrrocoma carthemoides
)
(
Pyrrocoma carthemoides var. carthemoides
)
(
Quercus ×undulata
)
(
Quercus havardii x. Q.
)
(
Quercus muhlenbergii
)
(
Ranunculus aquatilis var. aquatilis
)
(
Rhus trilobata var pilosissima
)
(
Ribes oxyacanthoides var. oxyacanthoides
)
(
Rorippa palustris var. fernaldiana
)
(
Rorippa palustris var. palustris
)
(
Rosa ×harisonii
)
(
Rubus arizonicus
)
(
Rubus idaeus var. idaeus
)
(
Rubus oligospermus
)
(
Rudbeckia laciniata var. hortensia
)
(
Rumex uthaensis
)
(
Salix bonplandiana var. bonplandiana
)
(
Salix eriocephala var. eriocephala
)
(
Salix eriocephala var. ligulifolia
)
(
Salix eriocephala var. ligulifolia Salix lutea
)
(
Salix eriocephala var. mackenziana
)
(
Salix exigua ssp. exigua
)
(
Salix exigua x. S.
)
(
Salix geyeriana var. geyeriana
)
(
Salix glauca var. villosa
)
(
Salix humilus
)
(
Salix humilus var. humilus
)
(
Salix lanata
)
(
Salix lasiandra var. lasiandra
)
(
Salix ligulifolia
)
(
Salix ligulifolia >s S.
)
(
Salix myrtillifolia var. myrtillifolia
)
(
Salix reticulata var. reticulata
)
(
Salix serrissima
)
(
Salix wolfii var. wolfii
)
(
Salvia dorrii var. dorrii
)
(
Salvia lyciodes
)
(
Saxifraga cespitosa var. delicatula
)
(
Schoenocaulon ghiesbreghtii
)
(
Sedum integrifolium ssp. integrifolium
)
(
Senecio hydrophylloides
)
(
Sida diffusa
)
(
Sidalcea neomexicana var. neomexicana
)
(
Sidalcea oregana var. oregana
)
(
Sidalcea oregana var. procera
)
(
Sitanion montanum
)
(
Solanum elaeaginifolium
)
(
Solanum stoloniferum
)
(
Solidago lepida var. salebrosa
)
(
Solidago simplex var. nana
)
(
Solidago simplex var. simplex
)
(
Solidago velutina ssp. sparsiflora
)
(
Sorghum bicolor ssp. ×drummondii
)
(
Sphaeralcea fendleri var. fendleri
)
(
Sphaeralcea gierischii
)
(
Sphaeralcea grossularifolia
)
(
Sphaeralcea grossularifolia var. grossularifolia
)
(
Sphaeralcea hastulata
)
(
Sphaeralcea incana var. incana
)
(
Sphaeralcea nuttallii
)
(
Sphaerolcea incana
)
(
Sphaerolcea incana var. cuneata
)
(
Spiraea ×vanhouttei
)
(
Stellaria borealis var. borealis
)
(
Stephanomeria exigua var. exigua
)
(
Stipa flexuosa
)
(
Symphyotrichum lanceolatum var. hesperium
)
(
Symphyotrichum lanceolatum var. lanceolatum
)
(
Synthyris missuriaca
)
(
Synthyris missuriaca ssp. missurica
)
(
Taraxia subacaulis
)
(
Thalictrum alpinum
)
(
Thelypodiopsis elegans
)
(
Thelypodium integrifolium var. integrifolium
)
(
Thelypodium sagittatum var. sagittatum
)
(
Thelypodium wrightii ssp. oklahomensis
)
(
Thermopsis rhombifolia var. rhombifolia
)
(
Thymophylla setifolia var. greggii
)
(
Tidestromia suffruticosa var. oblongifolia
)
(
Tithonia thurberi
)
(
Trifolium gymnocarpon var. gymnocarpon
)
(
Trifolium gymnocarpon var. gymnocarpum
)
(
Trifolium kingii var. kingii
)
(
Trifolium longipes var. longipes
)
(
Trifolium parryi var. parryi
)
(
Trifolium plumosum var. plumosum
)
(
Trifolium wormskjoldii
)
(
Trifolium wormskjoldii var. arizonicum
)
(
Trifolium wormskjoldii var. wormskjoldii
)
(
Trillium ovatum var. ovatum
)
(
Tumamoca macdougalii
)
(
Typha ×glauca
)
(
Veratrum viride var. eschscholzianum
)
(
Vernonia baldwinii var. interior
)
(
Veronica serpyllifolia var. serpyllifolia
)
(
Viola biflora var. biflora
)
(
Woodsia fimbriata
)
(
Woodsia oregana var. oregana
)
(
Xanthisma coloradoense
)
(
Xanthisma gracile
)
(
Xanthisma grindelioides
)
(
Xanthisma grindelioides var. grindelioides
)
(
Xanthisma spinulosum
)
(
Xanthisma spinulosum var. chihuahuanum
)
(
Xanthisma spinulosum var. glaberrimum
)
(
Xanthisma spinulosum var. gooddingii
)
(
Xanthisma spinulosum var. paradoxum
)
(
Xanthisma spinulosum var. spinulosum
)
(
Yucca schottii
)
(
Zigadenus vaginata
)
(
Zuloagaea bulbosa
)
