Weeds

Natural Resources: Weeds

Remove Filters: Seed(s)^(X) Bruce Ackley^(X)

472 Images of 169 Subjects

View Subject List

Subject	Scientific Name	Images
alsike clover	Trifolium hybridum	1
annual bluegrass	Poa annua	5
annual marshelder	Iva annua	2
apple-of-Peru	Nicandra physalodes	2
Asiatic dayflower	Commelina communis	2
barnyardgrass	Echinochloa crus-galli	1
bermudagrass	Cynodon dactylon	2
birdsfoot trefoil	Lotus corniculatus	2
birdsrape mustard	Brassica rapa	3
Black dog-strangling vine, black swallowwort	Cynanchum louiseae	2
black knapweed	Centaurea nigra	2
black medic	Medicago lupulina	4
blackseed plantain	Plantago rugelii	2
bristly foxtail	Setaria verticillata	5
broadleaf dock	Rumex obtusifolius	2
broadleaf plantain	Plantago major	2
brown knapweed	Centaurea jacea	3
buckhorn plantain	Plantago lanceolata	3
buffalobur	Solanum rostratum	2
bull thistle	Cirsium vulgare	2
butterfly milkweed	Asclepias tuberosa	2
Canada goldenrod	Solidago canadensis	2
Canada thistle	Cirsium arvense	3
carpetweed	Mollugo verticillata	1
catchweed bedstraw	Galium aparine	1
catnip	Nepeta cataria	2
cattail millet	Setaria glauca	4
cheatgrass	Bromus tectorum	4
chicory	Cichorium intybus	2
common burdock	Arctium minus	2
common cattail	Typha latifolia	2
common chickweed	Stellaria media	4
common cocklebur	Xanthium strumarium	3
common mallow	Malva neglecta	3
common milkweed	Asclepias syriaca	5
common mullein	Verbascum thapsus	1
common pokeweed	Phytolacca americana	1
common purslane	Portulaca oleracea	5
common ragweed	Ambrosia artemisiifolia	4
common reed	Phragmites australis	3
common sunflower	Helianthus annuus	4
common teasel	Dipsacus fullonum	4
common yarrow	Achillea millefolium	3
corn speedwell	Veronica arvensis	1
cressleaf groundsel	Packera glabella	3
crownvetch	Securigera varia	2
cutleaf teasel	Dipsacus laciniatus	2
dandelion	Taraxacum officinale	3
devils beggarticks	Bidens frondosa	3
doubleclaw	Proboscidea parviflora	2
European buckthorn	Rhamnus cathartica	3
fall panicum	Panicum dichotomiflorum	4
false chamomile	Tripleurospermum perforatum	2
field bindweed	Convolvulus arvensis	5
field pansy	Viola bicolor	2
field pennycress	Thlaspi arvense	5
field pepperweed	Lepidium campestre	2
foxtail millet	Setaria italica	2
garlic mustard	Alliaria petiolata	3
giant foxtail	Setaria faberi	5
giant ragweed	Ambrosia trifida	6
goosegrass	Eleusine indica	2
green foxtail	Setaria viridis	5
ground ivy	Glechoma hederacea	2
hairy catchfly	Silene dichotoma	2
hairy galinsoga	Galinsoga ciliata	2
hairy nightshade	Solanum physalifolium	2
hairy nightshade	Solanum villosum	2
hairy vetch	Vicia villosa	1
hedge bindweed	Calystegia sepium	5
hemp dogbane	Apocynum cannabinum	5
hemp sesbania	Sesbania exaltata	3
henbit	Lamium amplexicaule	2
honeyvine swallowwort	Cynanchum laeve	3
horsenettle	Solanum carolinense	2
horseweed	Conyza canadensis	3
Indiantobacco	Lobelia inflata	1
Italian ryegrass	Festuca perennis	3
ivyleaf morningglory	Ipomoea hederacea	5
Japanese honeysuckle	Lonicera japonica	2
Japanese stiltgrass	Microstegium vimineum	2
Jerusalem artichoke	Helianthus tuberosus	3
johnsongrass	Sorghum halepense	5
jointed goatgrass	Aegilops cylindrica	3
Kentucky bluegrass	Poa pratensis	2
Korean lespedeza	Kummerowia stipulacea	4
lambsquarters	Chenopodium album	2
leafy spurge	Euphorbia esula	3
longspine sandbur	Cenchrus longispinus	5
mexicantea	Dysphania ambrosioides	1
mile-a-minute weed	Persicaria perfoliata	2
moth mullein	Verbascum blattaria	2
motherwort	Leonurus cardiaca	2
mugwort	Artemisia vulgaris	2
musk thistle	Carduus nutans	3
orchardgrass	Dactylis glomerata	2
Palmer amaranth	Amaranthus palmeri	1
partridgepea	Chamaecrista fasciculata	2
Pennsylvania bittercress	Cardamine pensylvanica	2
Pennsylvania smartweed	Polygonum pensylvanicum	5
perennial ryegrass	Lolium perenne	4
perennial sowthistle	Sonchus arvensis	2
pineapple-weed	Matricaria discoidea	3
pitted morningglory	Ipomoea lacunosa	3
poison-hemlock	Conium maculatum	2
Powell amaranth	Amaranthus powellii	2
prickly lettuce	Lactuca serriola	3
prickly sida	Sida spinosa	12
prostrate knotweed	Polygonum aviculare	1
prostrate pigweed	Amaranthus blitoides	5
puncturevine	Tribulus terrestris	2
purple deadnettle	Lamium purpureum	3
purple loosestrife	Lythrum salicaria	2
purple robust	Setaria viridis var. robustapurpurea	2
quackgrass	Elymus repens	4
Queen Anne's lace, wild carrot	Daucus carota	3
red clover	Trifolium pratense	2
red sorrel	Rumex acetosella	2
redroot pigweed	Amaranthus retroflexus	5
reed canarygrass	Phalaris arundinacea	2
rough cinquefoil	Potentilla norvegica	2
rye brome	Bromus secalinus	3
saltbush	Atriplex spp.	3
sericea lespedeza	Lespedeza cuneata	1
shepherd's-purse	Capsella bursa-pastoris	5
sicklepod	Senna obtusifolia	2
small carpetgrass, joint-head grass	Arthraxon hispidus	3
smallflower buttercup	Ranunculus abortivus	2
smooth bedstraw	Galium mollugo	1
smooth brome	Bromus inermis	3
smooth crabgrass	Digitaria ischaemum	2
smooth groundcherry	Physalis longifolia var. subglabrata	2
smooth pigweed	Amaranthus hybridus	4
sorghum	Sorghum bicolor	5
spiny amaranth	Amaranthus spinosus	2
spiny plumeless thistle	Carduus acanthoides	2
spiny sowthistle	Sonchus asper	3
spurge	Euphorbia humistrata	3
stinking chamomile	Anthemis cotula	2
tall fescue	Festuca arundinacea	3
tall ironweed	Vernonia gigantea	3
tall morningglory	Ipomoea purpurea	4
tansymustard	Descurainia spp.	2
Tatarian honeysuckle	Lonicera tatarica	2
timothy	Phleum pratense	3
toothed spurge	Euphorbia dentata	2
tumble pigweed	Amaranthus albus	4
velvetleaf	Abutilon theophrasti	5
Venice mallow	Hibiscus trionum	1
Virginia copperleaf	Acalypha virginica	2
Virginia pepperweed	Lepidium virginicum	2
western salsify	Tragopogon dubius	2
white clover	Trifolium repens	1
whitegrass	Leersia virginica	1
wild buckwheat	Fallopia convolvulus	3
wild cucumber	Echinocystis lobata	3
wild four-o'clock	Mirabilis nyctaginea	2
wild mustard	Sinapis arvensis ssp. arvensis	3
wild oat	Avena fatua	5
wild parsnip	Pastinaca sativa	5
wild radish	Raphanus raphanistrum	2
wild-proso millet	Panicum miliaceum	2
witchgrass	Panicum capillare	2
wood whitlowgrass	Draba nemorosa	1
woolly cupgrass	Eriochloa villosa	5
yellow nutsedge	Cyperus esculentus	4
yellow rocket	Barbarea vulgaris	4
yellow toadflax	Linaria vulgaris	2
yellow woodsorrel	Oxalis stricta	4

Narrow Results by:

Subject Specific Filters:

Category: (show all)

Order: (show all)

Image Specific Filters:

Image Setting:

Sizes Available:

Natural Resources: Weeds