A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

note: more images and descriptions will be added as they are done

Some common names apply to more than one species.

American barnyard grass, Echinochloa muricata
American mannagrass, Glyceria grandis
American slough grass, Beckmannia syzigachne
awnless wildrye, Elymus submuticus

barley (foxtail), Hordeum jubatum
barley (Iowa), xElyhordeum iowense
barley (little), Hordeum pusillum
barley (Macoun's), xElyhordeum macounii
barley (mountain), xElyhordeum montanense
barley (squirrel-tail), Hordeum jubatum
barnyard grass (American), Echinochloa muricata
barnyard grass, Echinochloa muricata
barnyard grass, Echinochloa walteri
beadgrass, Paspalum setaceum
beakgrain (obovate), Diarrhena obovata
bearded shorthusk, Brachyelytrum erectum
bearded spranglegrass, Leptochloa fusca subsp. fascicularis
beardgrass, Andropogon gerardii
beardgrass (broom), Schizachyrium scoparium
beardgrass, (prairie), Schizachyrium scoparium
bennels, Phragmites australis
bentgrass (rough), Agrostis scabra
bentgrass (upland), Agrostis perennans
bentgrass (winter), Agrostis hiemalis
Bermuda grass, Cynodon dactylon
big bluestem, Andropogon gerardii
blackbent, Panicum virgatum
black-seeded ricegrass, Piptatherum racemosum
blue grama, Bouteloua gracilis
bluegrass (bog), Poa paludigena
bluegrass (Chapmans'), Poa chapmaniana
bluegrass (marsh), Poa paludigena
bluegrass (meadow), Poa wolfii
bluegrass (oldpasture), Poa saltuensis
bluegrass (Plains), Poa arida
bluegrass (sylvan), Poa sylvestris
bluegrass (Wolf's), Poa wolfii
bluegrass (woodland), Poa saltuensis
bluegrass (woodland), Poa sylvestris
bluejoint reedgrass, Calamagrostis canadensis
bluejoint, Andropogon gerardii
bluejoint, Calamagrostis canadensis
bluestem wheatgrass, Pascopyrum smithii
bluestem (big), Andropogon gerardii
bluestem (broomsedge), Andropogon virginicus
bluestem (bushy), Sorghastrum nutans
bluestem (little), Schizachyrium scoparium
bluestem (sand), Andropogon hallii
bog bluegrass, Poa paludigena
bog reed, Phragmites australis
bottlebrush grass, Elymus hystrix
branched muhly, Muhlenbergia sobolifera
bristlegrass (knotroot), Setaria parviflora
broadleaved panicgrass, Dichanthelium latifolium
brome (Canada), Bromus pubescens
brome (flanged), Bromus latiglumis
brome (fringed), Bromus ciliatus
brome (Kalm's), Bromus kalmii
broom, Schizachyrium scoparium
broom beardgrass, Schizachyrium scoparium
broomsedge bluestem, Andropogon virginicus
buffalograss, Buchloë dactyloides
bullgrass, Tripsacum dactyloides
bunchgrass, Schizachyrium scoparium
bunchgrass, Sporobolus heterolepis
bunchgrass (feather), Nassella viridula
bushy bluestem, Sorghastrum nutans

Canada brome, Bromus pubescens
Canada lyme grass, Elymus canadensis
Canada wildrye, Elymus canadensis
catchfly grass, Leersia lenticularis
Chapmans' bluegrass, Poa chapmaniana
churchmouse threeawn, Aristida dichotoma var. dichotoma
cluster fescue, Festuca paradoxa
coast cockspur grass, Echinochloa walteri
cockspur grass (coast), Echinochloa walteri
common eastern wildrye, Elymus virginicus
common foxtail, Alopecurus carolinianus
common reed, Phragmites australis
common rivergrass, Scolochloa festucacea
composite dropseed, Sporobolus compositus
cordgrass (freshwater), Spartina pectinata
cordgrass (prairie), Spartina pectinata
crabgrass (slender), Digitaria filiformis
creeping lovegrass, Eragrostis reptans
crested hairgrass, Koeleria macrantha
Curtis' threeawn, Aristida dichotoma var. curtissii
cutgrass (rice), Leersia oryzoides
cutgrass (white), Leersia virginica
cutgrass, Leersia oryzoides

deertongue grass, Dichanthelium clandestinum
doghair grass, Aristida oligantha
downy wildrye, Elymus villosus
drooping woodreed, Cinna latifolia
dropseed (composite), Sporobolus compositus
dropseed (hidden), Sporobolus clandestinus
dropseed (northern), Sporobolus heterolepis
dropseed (poverty), Sporobolus vaginiflorus
dropseed (prairie), Sporobolus heterolepis
dropseed (puffsheath), Sporobolus neglectus
dropseed (rough), Sporobolus clandestinus
dropseed (rough), Sporobolus compositus
dropseed (sand), Sporobolus cryptandrus
dropseed (tall), Sporobolus compositus
Dutch reed, Phragmites australis

early mesquite, Buchloë dactyloides
early wildrye, Elymus macgregorii
eastern gamagrass, Tripsacum dactyloides
eastern mannagrass, Glyceria septentrionalis
eastern riverbank wildrye, Elymus riparius
eastern wildrye (common), Elymus virginicus
eggleaf rosettegrass, Dichanthelium ovale subsp. praecocius
eggleaf rosettegrass, Dichanthelium ovale subsp. pseudopubescens
eyelash grass, Bouteloua gracilis

fall panicum, Panicum dichotomiflorum subsp. dichotomiflorum
fall witchgrass, Digitaria cognata
false melic, Schizachne purpurascens
feather bunchgrass, Nassella viridula
fescue (cluster), Festuca paradoxa
fescue (nodding), Festuca subverticillata
fescue (sixweeks), Vulpia octoflora
few-flowered panicgrass, Dichanthelium oligosanthes subsp. oligosanthes
fingergrass, Digitaria filiformis
flanged brome, Bromus latiglumis
floating mannagrass, Glyceria septentrionalis
forest muhly, Muhlenbergia sylvatica
fork-tip threeawn, Aristida basiramea
fowl mannagrass, Glyceria striata
foxtail (common), Alopecurus carolinianus
foxtail (meadow), Alopecurus carolinianus
foxtail (shortawn), Alopecurus aequalis
foxtail (tufted), Alopecurus carolinianus
foxtail barley, Hordeum jubatum
foxtail, Alopecurus aequalis
freshwater cordgrass, Spartina pectinata
fringed brome, Bromus ciliatus

gamagrass (eastern), Tripsacum dactyloides
gamagrass, Tripsacum dactyloides
glumeless wildrye, Elymus hystrix
grama (blue), Bouteloua gracilis
grama (hairy), Bouteloua hirsuta
grama (side-oats), Bouteloua curtipendula
gramagrass, Bouteloua curtipendula
Great Plains wildrye, Elymus canadensis
green muhly, Muhlenbergia racemosa
green nassella, Nassella viridula
green needlegrass, Nassella viridula

hairgrass, Agrostis scabra
hairgrass (crested), Koeleria macrantha
hairy grama, Bouteloua hirsuta
hairy panicgrass, Dichanthelium acuminatum
hairy woodbrome, Bromus latiglumis
hidden dropseed, Sporobolus clandestinus
holygrass, Hierochloë odorata

India lovegrass, Eragrostis pilosa
Indiangrass, Sorghastrum nutans
Iowa barley, xElyhordeum iowense

Junegrass, Koeleria macrantha

Kalm's brome, Bromus kalmii
Kearney threeawn, Aristida longespica var. geniculata
kneegrass, Panicum dichotomiflorum subsp. dichotomiflorum
knotroot bristlegrass, Setaria parviflora
Koeler's grass, Koeleria macrantha

lacegrass, Eragrostis capillaris
lacegrass, Eragrostis frankii
Leiberg's panicgrass, Dichanthelium leibergii
Lindheimer panicgrass, Dichanthelium acuminatum subsp. lindheimeri
linear-leaved panicgrass, Dichanthelium linearifolium
little barley, Hordeum pusillum
little bluestem, Schizachyrium scoparium
longspine sandbur, Cenchrus longispinus
long-stalked panicgrass, Dichanthelium perlongum
lovegrass (creeping), Eragrostis reptans
lovegrass (India), Eragrostis pilosa
lovegrass (purple), Eragrostis pectinacea
lovegrass (purple), Eragrostis spectabilis
lovegrass (sand), Eragrostis trichodes
lovegrass (teel), Eragrostis hypnoides
lyme grass (Canada), Elymus canadensis
lyme grass (Virginia), Elymus virginicus

MacGregor's wildrye, Elymus macgregorii
Macoun's barley, xElyhordeum macounii
mannagrass (American), Glyceria grandis
mannagrass (eastern), Glyceria septentrionalis
mannagrass (floating), Glyceria septentrionalis
mannagrass (fowl), Glyceria striata
mannagrass (small floating), Glyceria borealis
mannagrass, Glyceria borealis
marsh bluegrass, Poa paludigena
marsh muhly, Muhlenbergia glomerata
marsh muhly, Muhlenbergia racemosa
marshgrass, Spartina pectinata
meadow bluegrass, Poa wolfii
meadow foxtail, Alopecurus carolinianus
meadow grass (salt), Leptochloa fusca subsp. fascicularis
melic (false), Schizachne purpurascens
melic (three-flowered), Melica nitens
melic (two-flowered), Melica mutica
mesquite (early), Buchloë dactyloides
mesquite grass, Bouteloua curtipendula
Mexican muhly, Muhlenbergia mexicana
millet (wood), Milium effusum
millet grass, Milium effusum
mountain barley, xElyhordeum montanense
mountain ricegrass, Piptatherum racemosum
mousseline, Panicum capillare subsp. capillare
muhly (branched), Muhlenbergia sobolifera
muhly (forest), Muhlenbergia sylvatica
muhly (green), Muhlenbergia racemosa
muhly (marsh), Muhlenbergia glomerata
muhly (marsh), Muhlenbergia racemosa
muhly (Mexican), Muhlenbergia mexicana
muhly (nodding), Muhlenbergia bushii
muhly (Plains), Muhlenbergia cuspidata
muhly (rock), Muhlenbergia sobolifera
muhly (slender), Muhlenbergia tenuiflora
muhly (spiked), Muhlenbergia glomerata
muhly (wirestem), Muhlenbergia frondosa
muhly (wirestem), Muhlenbergia mexicana
muhly (woodland), Muhlenbergia sylvatica
muhly, Muhlenbergia xcurtisetosa

nassella (green), Nassella viridula
needle and thread, Hesperostipa comata
needlegrass (green), Nassella viridula
needlegrass, Aristida basiramea
needlegrass, Aristida dichotoma var. dichotoma
needlegrass, Aristida dichotoma var. curtissii
needlegrass, Aristida longespica var. geniculata
needlegrass, Aristida longespica var. longespica
needlegrass, Aristida oligantha
needlegrass, Aristida purpurea var. longiseta
needlegrass, Aristida ramosissima
needlegrass, Aristida tuberculosa
nimblewill, Muhlenbergia schreberi
nodding fescue, Festuca subverticillata
nodding muhly, Muhlenbergia bushii
nodding wildrye, Elymus canadensis
northern dropseed, Sporobolus heterolepis
northern panicgrass, Dichanthelium boreale
northern reedgrass, Calamagrostis stricta subsp. inexpansa
northern riverbank wildrye, Elymus wiegandii
oatgrass (poverty), Danthonia spicata
oatgrass (wild), Sorghastrum nutans
obovate beakgrain, Diarrhena obovata
oldfield threeawn, Aristida oligantha
oldpasture bluegrass, Poa saltuensis
old witchgrass, Panicum capillare subsp. capillare

panicgrass (broadleaved), Dichanthelium latifolium
panicgrass (few-flowered), Dichanthelium oligosanthes subsp. oligosanthes
panicgrass (hairy), Dichanthelium acuminatum
panicgrass (Leiberg's), Dichanthelium leibergii
panicgrass (Lindheimer), Dichanthelium acuminatum subsp. lindheimeri
panicgrass (linear-leaved), Dichanthelium linearifolium
panicgrass (northern), Dichanthelium boreale
panicgrass (rosette), Dichanthelium acuminatum subsp. implicatum
panicgrass (rosette), Dichanthelium linearifolium
panicgrass (Scribner's), Dichanthelium oligosanthes subsp. scribnerianum
panicgrass (slim-leaved), Dichanthelium linearifolium
panicgrass (starved), Dichanthelium depauperatum
panicgrass (stiff-leaved), Dichanthelium ovale
panicgrass (western), Dichanthelium acuminatum subsp. implicatum
panicgrass (Wilcox's), Dichanthelium wilcoxianum
panicgrass (long-stalked), Dichanthelium perlongum
panicum (fall), Panicum dichotomiflorum subsp. dichotomiflorum
Philadelphia witchgrass, Panicum philadelphicum subsp. philadelphicum
piptatherum (sharp), Piptatherum pungens
Plains bluegrass, Poa arida
Plains muhly, Muhlenbergia cuspidata
polereed, Phragmites australis
pony grass, Eragrostis hypnoides
porcupinegrass, Hesperostipa spartea
poverty dropseed, Sporobolus vaginiflorus
poverty grass, Aristida oligantha
poverty grass, Danthonia spicata
poverty oatgrass, Danthonia spicata
prairie beardgrass, Schizachyrium scoparium
prairie cordgrass, Spartina pectinata
prairie dropseed, Sporobolus heterolepis
prairiegrass (tall), Panicum virgatum
prairie sandreed , Calamovilfa longifolia
prairie threeawn, Aristida oligantha
prairie wedgegrass, Sphenopholis intermedia
prairie wedgegrass, Sphenopholis obtusata
puffsheath dropseed, Sporobolus neglectus
purple lovegrass, Eragrostis pectinacea
purple lovegrass, Eragrostis spectabilis
purple sandgrass, Triplasis purpurea
purple threeawn, Aristida purpurea var. longiseta
purpletop tridens, Tridens flavus
purpletop, Tridens flavus

redtop (wild), Panicum virgatum
reed, Phragmites australis
reedgrass (bluejoint), Calamagrostis canadensis
reedgrass (northern), Calamagrostis stricta subsp. inexpansa
reedgrass (sand), Calamovilfa longifolia
rice (wild), Zizania palustris
rice cutgrass, Leersia oryzoides
ricegrass (black-seeded), Piptatherum racemosum
ricegrass (mountain), Piptatherum racemosum
ricegrass (rough-leaved), Oryzopsis asperifolia
ricegrass (short-horned), Piptatherum pungens
rip gut, Spartina pectinata
rivergrass (common), Scolochloa festucacea
rock muhly, Muhlenbergia sobolifera
rosettegrass (eggleaf), Dichanthelium ovale subsp. praecocius
rosettegrass (eggleaf), Dichanthelium ovale subsp. pseudopubescens
rosettegrass (tapered) Dichanthelium acuminatum subsp. fasciculatum
rosette panicgrass, Dichanthelium acuminatum subsp. implicatum
rosette panicgrass, Dichanthelium linearifolium
rough bentgrass, Agrostis scabra
rough dropseed, Sporobolus clandestinus
rough dropseed, Sporobolus compositus
rough-leaved ricegrass, Oryzopsis asperifolia
ryegrass, Elymus canadensis

salt meadow grass, Leptochloa fusca subsp. fascicularis
saltgrass, Distichlis spicata
sand bluestem, Andropogon hallii
sand dropseed, Sporobolus cryptandrus
sand lovegrass, Eragrostis trichodes
sand reedgrass, Calamovilfa longifolia
sandbur, Cenchrus longispinus
sandgrass (purple), Triplasis purpurea
sandgrass, Triplasis purpurea
sandreed (prairie), Calamovilfa longifolia
sandbur (longspine), Cenchrus longispinus
scratchgrass, Muhlenbergia asperifolia
Scribner's panicgrass, Dichanthelium oligosanthes subsp. scribnerianum
s-curve threeawn, Aristida ramosissima
sea-beach grass, Aristida tuberculosa
seaside threeawn, Aristida tuberculosa
sesame grass, Tripsacum dactyloides
sharp piptatherum, Piptatherum pungens
shortawn foxtail, Alopecurus aequalis
short-horned ricegrass, Piptatherum pungens
shorthusk (bearded), Brachyelytrum erectum
side-oats grama, Bouteloua curtipendula
sixweeks fescue, Vulpia octoflora
slender crabgrass, Digitaria filiformis
slender muhly, Muhlenbergia tenuiflora
slender wedgegrass, Sphenopholis intermedia
slender wheatgrass, Elymus trachycaulus
slender wildrye, Elymus villosus
slim-leaved panicgrass, Dichanthelium linearifolium
slimspike threeawn, Aristida longespica var. longespica
slough grass, Beckmannia syzigachne
sloughgrass, Spartina pectinata
southeastern wildrye, Elymus glabriflorus
small floating mannagrass, Glyceria borealis
southeastern wildrye, Elymus glabriflorus
speargrass, Hesperostipa comata
spiked muhly, Muhlenbergia glomerata
spires, Phragmites australis
spranglegrass (bearded), Leptochloa fusca subsp. fascicularis
squirrel-tail barley, Hordeum jubatum
starved panicgrass, Dichanthelium depauperatum
stiff-leaved panicgrass, Dichanthelium ovale
stout woodreed, Cinna arundinacea
sweetgrass, Hierochloë odorata
switch grass, Panicum virgatum
sylvan bluegrass, Poa sylvestris

tall dropseed, Sporobolus compositus
tall prairiegrass, Panicum virgatum
tapered rosette grass, Dichanthelium acuminatum subsp. fasciculatum
teel lovegrass, Eragrostis hypnoides
terrell grass, Elymus virginicus
thatchgrass, Panicum virgatum
three-awned grass, Aristida basiramea
three-flowered melic, Melica nitens
ticklegrass, Agrostis hiemalis
ticklegrass, Agrostis scabra
ticklegrass, Aristida oligantha
ticklegrass, Panicum capillare subsp. capillare
tridens (purpletop), Tridens flavus
tufted foxtail, Alopecurus carolinianus
tumblegrass, Panicum capillare subsp. capillare
tumblegrass, Schedonnardus paniculatus
turkey foot, Andropogon gerardii
two-flowered melic, Melica mutica

unequal-glumed wildrye, Elymus diversiglumis
upland bentgrass, Agrostis perennans

vanillagrass, Hierochloë odorata
Virginia lyme grass, Elymus virginicus
Virginia wildrye, Elymus virginicus

wedgegrass (prairie), Sphenopholis obtusata
wedgegrass (slender), Sphenopholis intermedia
western panicgrass, Dichanthelium acuminatum subsp. implicatum
western wheatgrass, Pascopyrum smithii
wheatgrass (bluestem), Pascopyrum smithii
wheatgrass (slender), Elymus trachycaulus
wheatgrass (western), Pascopyrum smithii
white cutgrass, Leersia virginica
whitegrass, Aristida oligantha
whitegrass, Leersia virginica
whitetop, Scolochloa festucacea
Wiegand's wildrye, Elymus wiegandii
Wilcox's panicgrass, Dichanthelium wilcoxianum
wild broomcorn, Phragmites australis
wild oatgrass, Sorghastrum nutans
wild redtop, Panicum virgatum
wildrice, Zizania palustris
wildrye (awnless), Elymus submuticus
wildrye (Canada), Elymus canadensis
wildrye (common eastern), Elymus virginicus
wildrye (downy), Elymus villosus
wildrye (early), Elymus macgregorii
wildrye (eastern riverbank), Elymus riparius
wildrye (glumeless), Elymus hystrix
wildrye (Great Plains), Elymus canadensis
wildrye (MacGregor's), Elymus macgregorii
wildrye (nodding), Elymus canadensis
wildrye (northern riverbank), Elymus wiegandii
wildrye (slender), Elymus villosus
wildrye (southeastern), Elymus glabriflorus
wildrye (unequal-glumed), Elymus diversiglumis
wildrye (Virginia), Elymus virginicus
wildrye (Wiegand's), Elymus wiegandii
winter bentgrass, Agrostis hiemalis
wiregrass, Aristida basiramea
wiregrass, Aristida dichotoma var. dichotoma
wiregrass, Aristida dichotoma var. curtissii
wiregrass, Aristida longespica var. longespica
wiregrass, Aristida oligantha
wiregrass, Aristida purpurea var. longiseta
wiregrass, Aristida ramosissima
wiregrass, Aristida tuberculosa
wiregrass, Aristida longespica var. geniculata
wiregrass, Schizachyrium scoparium
wirestem muhly, Muhlenbergia frondosa
wirestem muhly, Muhlenbergia mexicana
witchgrass (fall), Digitaria cognata
witchgrass (Philadelphia), Panicum philadelphicum subsp. philadelphicum
witchgrass, Panicum capillare subsp. capillare
witchgrass, Panicum philadelphicum subsp. gattingeri
Wolf's bluegrass, Poa wolfii
Wobsqua grass, Panicum virgatum
wood millet, Milium effusum
woodbrome (hairy), Bromus latiglumis
woodgrass, Sorghastrum nutans
woodland bluegrass, Poa saltuensis
woodland bluegrass, Poa sylvestris
woodland muhly, Muhlenbergia sylvatica
woodreed (drooping), Cinna latifolia
woodreed (stout), Cinna arundinacea
woodreed, Cinna arundinacea

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