Narrow Results by:

Subject Specific Filters:

  1. Category:             

  1. Family:                  

Image Specific Filters:

  1. Descriptor:           (show all)

Gender:

Image Setting:

  1. View:                     (show all)

Person in Image:

  1. Country:                (show all)

  1. Author:                  (show all)

Sizes Available:

Orientation:

Natural Resources: Weeds

Remove Filters: Cyperales(X)

3,675 Images of 233 Subjects View Subject List View Image Details View Thumbnails

first prev Page: next last Display:

Subject Scientific Name Images
African couchgrass Digitaria abyssinica 2
African feathergrass Pennisetum macrourum 4
Amur silvergrass Miscanthus sacchariflorus 71
animated oat Avena sterilis ssp. ludoviciana 1
annual bluegrass Poa annua 23
annual false-brome Brachypodium distachyon 3
annual vernalgrass Anthoxanthum aristatum 5
Arabian schismus Schismus arabicus 3
Australian chess Bromus arenarius 2
Australian fingergrass Chloris truncata 3
bahiagrass Paspalum notatum 6
bamboo Bambusa spp. 5
barb goatgrass Aegilops triuncialis 5
barnyardgrass Echinochloa crus-galli 27
beardgrass Bothriochloa spp. 3
bermudagrass Cynodon dactylon 51
big quakinggrass Briza maxima 9
bloodscale sedge Cyperus sanguinolentus 10
blue panicum Panicum antidotale 3
bluegrass Poa spp. 2
bluestem Andropogon gayanus 2
Brazilian satintail Imperata brasiliensis 4
bristle basketgrass Oplismenus hirtellus 8
bristly foxtail Setaria verticillata 17
broadleaf signalgrass Urochloa platyphylla 7
brome Bromus spp. 1
broom sedge Carex scoparia 1
broomsedge bluestem Andropogon virginicus 24
brown-beard rice Oryza rufipogon 7
browntop millet Urochloa ramosa 9
buffelgrass Pennisetum ciliare 10
bulbous bluegrass Poa bulbosa 11
bulbous canarygrass Phalaris aquatica 4
burmareed Neyraudia reynaudiana 1
California cordgrass Spartina foliosa 2
Canada bluegrass Poa compressa 42
canarygrass Phalaris canariensis 3
canarygrass Phalaris spp. 1
carpetgrass Axonopus fissifolius 1
cattail grass Setaria pumila ssp. pallidefusca 7
cattail millet Setaria glauca 13
cheatgrass Bromus tectorum 138
Chilean rabbitsfoot grass Polypogon australis 1
Chinese fountaingrass Pennisetum alopecuroides 7
Chinese silvergrass Miscanthus sinensis 126
Chinese sprangletop Leptochloa chinensis 4
chufa flatsedge Cyperus esculentus var. leptostachyus 7
cockspur grass Echinochloa spp. 1
cogongrass Imperata cylindrica 356
colonial bentgrass Agrostis capillaris 2
common cordgrass Spartina anglica 2
common mediterraneangrass Schismus barbatus 4
common reed Phragmites australis 118
common velvetgrass Holcus lanatus 9
cordgrass Spartina spp. 2
crabgrass Digitaria spp. 1
creeping bentgrass Agrostis stolonifera 5
crested dogtailgrass Cynosurus cristatus 1
crested wheatgrass Agropyron cristatum 5
crimson fountaingrass Pennisetum setaceum 43
crowfootgrass Dactyloctenium aegyptium 4
dallisgrass Paspalum dilatatum 9
deeprooted sedge Cyperus entrerianus 19
deertongue Dichanthelium clandestinum 12
denseflower cordgrass Spartina densiflora 4
desert lovegrass Eragrostis pectinacea var. miserrima 4
desert wheatgrass Agropyron desertorum 1
early watergrass Echinochloa oryzoides 4
elephant grass Pennisetum purpureum 7
European beachgrass Ammophila arenaria 16
fall panicum Panicum dichotomiflorum 19
feather fingergrass Chloris virgata 3
feathertop Pennisetum villosum 3
field brome Bromus arvensis 4
field sandbur Cenchrus spinifex 3
flatsedge Cyperus spp. 1
fountaingrass Pennisetum spp. 1
fowl bluegrass Poa palustris 1
foxtail barley Hordeum jubatum 11
foxtail brome Bromus madritensis 1
foxtail millet Setaria italica 2
foxtail pricklegrass Crypsis alopecuroides 3
giant foxtail Setaria faberi 32
giant reed Arundo donax 128
golden bamboo Phyllostachys aurea 57
goosegrass Eleusine indica 23
green foxtail Setaria viridis 34
green kyllinga Kyllinga brevifolia 4
hair fescue Festuca filiformis 36
hardgrass Sclerochloa dura 4
hedge bamboo Bambusa multiplex 8
hedgehog dogtailgrass Cynosurus echinatus 5
hood canarygrass Phalaris paradoxa 3
intermediate wheatgrass Thinopyrum intermedium 1
Italian ryegrass Festuca perennis 10
itchgrass Rottboellia cochinchinensis 11
itchgrass Rottboellia selloana 1
Japanese sedge Carex kobomugi 58
Japanese stiltgrass Microstegium vimineum 343
johnsongrass Sorghum halepense 149
jointed goatgrass Aegilops cylindrica 25
junglerice Echinochloa colona 1
Kentucky bluegrass Poa pratensis 9
kikuyugrass Pennisetum clandestinum 11
knotgrass Paspalum distichum 4
knotroot foxtail Setaria parviflora 2
kyasumagrass Pennisetum pedicellatum 3
large crabgrass Digitaria sanguinalis 15
late barnyard grass Echinochloa oryzicola 3
Lehmann lovegrass Eragrostis lehmanniana 6
leporinum barley Hordeum murinum ssp. leporinum 3
little lovegrass Eragrostis minor 13
little quakinggrass Briza minor 5
littleseed canarygrass Phalaris minor 4
liverseedgrass Urochloa panicoides 2
longflowered veldtgrass Ehrharta longiflora 1
longspine sandbur Cenchrus longispinus 21
longstamen rice Oryza longistaminata 2
matgrass Nardus stricta 3
meadow foxtail Alopecurus pratensis 3
Mediterranean barley Hordeum marinum ssp. gussonianum 3
Mediterranean grass Schismus spp. 3
Mediterranean lovegrass Eragrostis barrelieri 5
medusahead Taeniatherum caput-medusae 43
Mexican lovegrass Eragrostis mexicana ssp. virescens 4
mission grass Pennisetum polystachion 2
molassesgrass Melinis minutiflora 5
mouse barley Hordeum murinum 2
mucronate sprangeltop Leptochloa panicea ssp. brachiata 4
navua sedge Cyperus aromaticus 2
nimblewill Muhlenbergia schreberi 30
nit grass Gastridium phleoides 3
oat Avena sativa 3
orchardgrass Dactylis glomerata 31
Pacific bentgrass Agrostis avenacea 3
pampas grass Cortaderia spp. 3
panic veldtgrass Ehrharta erecta 3
pearl millet Pennisetum glaucum 2
perennial false-brome Brachypodium sylvaticum 1
perennial ryegrass Lolium perenne 16
perennial veldtgrass Ehrharta calycina 4
pilipiliula Chrysopogon aciculatus 3
pilose sedge Cyperus pilosus 2
poison ryegrass Lolium temulentum 5
poverty brome Bromus sterilis 2
prairie cupgrass Eriochloa contracta 5
punagrass Achnatherum brachychaetum 2
purple nutsedge Cyperus rotundus 18
purple pampasgrass Cortaderia jubata 22
purple robust Setaria viridis var. robustapurpurea 2
quackgrass Elymus repens 52
rabbitfoot polypogon Polypogon monspeliensis 8
rattlesnake brome Bromus briziformis 5
ravennagrass Ripidium ravennae 12
red brome Bromus rubens 5
red rice Oryza punctata 1
redroot flatsedge Cyperus erythrorhizos 2
reed Phragmites spp. 2
reed canarygrass Phalaris arundinacea 220
reed mannagrass Glyceria maxima 29
rescuegrass Bromus catharticus 5
rhodesgrass Chloris gayana 1
ricegrass paspalum Paspalum scrobiculatum 5
rigid ryegrass Lolium rigidum 1
ripgut brome Bromus diandrus 3
rosette grass Dichanthelium spp. 1
rough barnyardgrass Echinochloa muricata 3
roughstalk bluegrass Poa trivialis 1
rye brome Bromus secalinus 6
saltgrass Distichlis spicata 4
saltmeadow cordgrass Spartina patens 1
saramollagrass Ischaemum rugosum 4
satintail Imperata spp. 2
sawgrass Cladium spp. 2
seashore dropseed Sporobolus virginicus 1
serrated tussock Nassella trichotoma 9
silky windgrass Apera spica-venti 3
silver hairgrass Aira caryophyllea 15
slender oat Avena barbata 6
small carpetgrass, joint-head grass Arthraxon hispidus 42
smallflower umbrella sedge Cyperus difformis 1
smilograss Piptatherum miliaceum 4
smooth barley Hordeum murinum ssp. glaucum 2
smooth brome Bromus inermis 40
smooth cordgrass Spartina alterniflora 6
smooth crabgrass Digitaria ischaemum 20
smutgrass Sporobolus indicus 7
soft brome Bromus hordeaceus 5
sorghum Sorghum bicolor 19
sorghum-almum Sorghum almum 4
southern sandbur Cenchrus echinatus 1
southwestern cupgrass Eriochloa acuminata 4
spreading liverseed grass Urochloa decumbens 1
spring millet Milium vernale 1
squirreltail fescue Vulpia bromoides 2
St. Augustinegrass Stenotaphrum secundatum 1
sterile oat Avena sterilis 12
stinkgrass Eragrostis cilianensis 10
sudangrass Sorghum bicolor ssp. drummondii 4
sugarcane Saccharum officinarum 4
swamp pricklegrass Crypsis schoenoides 2
sweet vernalgrass Anthoxanthum odoratum 6
tall fescue Festuca arundinacea 59
tall flatsedge Cyperus eragrostis 3
tanglehead Heteropogon contortus 4
Texas millet Urochloa texana 2
threespike goosegrass Eleusine tristachya 3
timothy Phleum pratense 16
torpedograss Panicum repens 31
tussock paspalum Paspalum quadrifarium 19
Uruguayan pampas grass Cortaderia selloana 6
vaseygrass Paspalum urvillei 33
velvet fingergrass Digitaria velutina 6
ventenata Ventenata dubia 1
water-bent Polypogon viridis 2
wavyleaf basketgrass Oplismenus hirtellus ssp. undulatifolius 11
waxy mannagrass Glyceria declinata 10
weedy brome Bromus alopecuros 3
weeping lovegrass Eragrostis curvula 26
western wheatgrass Pascopyrum smithii 3
whiteedge flatsedge Cyperus flavicomus 2
whitegrass Leersia virginica 6
wild oat Avena fatua 37
wild sugarcane Saccharum spontaneum 5
wild-proso millet Panicum miliaceum 2
wirestem muhly Muhlenbergia frondosa 19
witchgrass Panicum capillare 13
woolly cupgrass Eriochloa villosa 11
yellow bluestem Bothriochloa ischaemum 1
yellow bluestem Bothriochloa ischaemum var. songarica 8
yellow foxtail Setaria pumila 14
yellow groove bamboo Phyllostachys aureosulcata 12
yellow nutsedge Cyperus esculentus 71

Page: