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Natural Resources: Weeds

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Subject Scientific Name Images
alsike clover Trifolium hybridum 9
annual bluegrass Poa annua 16
annual marshelder Iva annua 2
apple-of-Peru Nicandra physalodes 20
Asiatic dayflower Commelina communis 21
barnyardgrass Echinochloa crus-galli 7
bermudagrass Cynodon dactylon 3
big chickweed Cerastium fontanum ssp. vulgare 17
birdsfoot trefoil Lotus corniculatus 6
birdsrape mustard Brassica rapa 15
Black dog-strangling vine, black swallowwort Cynanchum louiseae 2
black knapweed Centaurea nigra 4
black medic Medicago lupulina 12
blackseed plantain Plantago rugelii 2
bristly foxtail Setaria verticillata 10
broadleaf dock Rumex obtusifolius 3
broadleaf plantain Plantago major 14
brown knapweed Centaurea jacea 18
buckhorn plantain Plantago lanceolata 13
buffalobur Solanum rostratum 11
bull thistle Cirsium vulgare 19
burcucumber Sicyos angulatus 16
butterfly milkweed Asclepias tuberosa 2
Canada goldenrod Solidago canadensis 5
Canada thistle Cirsium arvense 13
carpetweed Mollugo verticillata 1
catchweed bedstraw Galium aparine 3
catnip Nepeta cataria 2
cattail millet Setaria glauca 13
cheatgrass Bromus tectorum 18
chicory Cichorium intybus 16
common burdock Arctium minus 8
common cattail Typha latifolia 6
common chickweed Stellaria media 8
common cocklebur Xanthium strumarium 19
common groundsel Senecio vulgaris 10
common mallow Malva neglecta 10
common milkweed Asclepias syriaca 11
common mullein Verbascum thapsus 6
common pokeweed Phytolacca americana 7
common purslane Portulaca oleracea 18
common ragweed Ambrosia artemisiifolia 14
common reed Phragmites australis 5
common sunflower Helianthus annuus 5
common teasel Dipsacus fullonum 13
common yarrow Achillea millefolium 13
corn speedwell Veronica arvensis 4
cressleaf groundsel Packera glabella 3
crownvetch Securigera varia 12
curly dock Rumex crispus 16
cutleaf teasel Dipsacus laciniatus 16
dandelion Taraxacum officinale 18
devils beggarticks Bidens frondosa 3
doubleclaw Proboscidea parviflora 2
Eurasian watermilfoil Myriophyllum spicatum 3
European buckthorn Rhamnus cathartica 3
fall panicum Panicum dichotomiflorum 15
false chamomile Tripleurospermum perforatum 21
field bindweed Convolvulus arvensis 20
field pansy Viola bicolor 7
field pennycress Thlaspi arvense 14
field pepperweed Lepidium campestre 2
foxtail millet Setaria italica 2
garlic mustard Alliaria petiolata 22
giant foxtail Setaria faberi 20
giant ragweed Ambrosia trifida 15
goosegrass Eleusine indica 13
green foxtail Setaria viridis 13
ground ivy Glechoma hederacea 17
hairy catchfly Silene dichotoma 2
hairy galinsoga Galinsoga ciliata 15
hairy nightshade Solanum physalifolium 4
hairy nightshade Solanum villosum 2
hairy vetch Vicia villosa 9
hedge bindweed Calystegia sepium 22
hemp dogbane Apocynum cannabinum 10
hemp sesbania Sesbania exaltata 18
henbit Lamium amplexicaule 17
honeyvine swallowwort Cynanchum laeve 24
hophornbeam copperleaf Acalypha ostryifolia 2
horsenettle Solanum carolinense 11
horseweed Conyza canadensis 31
Indiantobacco Lobelia inflata 1
Italian ryegrass Festuca perennis 8
ivyleaf morningglory Ipomoea hederacea 18
Japanese honeysuckle Lonicera japonica 7
Japanese stiltgrass Microstegium vimineum 15
Jerusalem artichoke Helianthus tuberosus 3
jimsonweed Datura stramonium 28
johnsongrass Sorghum halepense 17
jointed goatgrass Aegilops cylindrica 6
Kentucky bluegrass Poa pratensis 2
Korean lespedeza Kummerowia stipulacea 15
ladysthumb Persicaria maculosa 8
lambsquarters Chenopodium album 11
large crabgrass Digitaria sanguinalis 2
leafy spurge Euphorbia esula 13
longspine sandbur Cenchrus longispinus 14
Mexican fireweed Kochia scoparia 15
mexicantea Dysphania ambrosioides 10
mile-a-minute weed Persicaria perfoliata 7
moth mullein Verbascum blattaria 17
motherwort Leonurus cardiaca 2
mugwort Artemisia vulgaris 2
musk thistle Carduus nutans 33
nimblewill Muhlenbergia schreberi 5
orchardgrass Dactylis glomerata 2
Palmer amaranth Amaranthus palmeri 14
partridgepea Chamaecrista fasciculata 2
Pennsylvania bittercress Cardamine pensylvanica 2
Pennsylvania smartweed Polygonum pensylvanicum 9
perennial ryegrass Lolium perenne 9
perennial sowthistle Sonchus arvensis 12
pineapple-weed Matricaria discoidea 3
pitted morningglory Ipomoea lacunosa 21
poison-hemlock Conium maculatum 15
Powell amaranth Amaranthus powellii 11
prickly lettuce Lactuca serriola 24
prickly sida Sida spinosa 31
prostrate knotweed Polygonum aviculare 9
prostrate pigweed Amaranthus blitoides 10
puncturevine Tribulus terrestris 2
purple deadnettle Lamium purpureum 19
purple loosestrife Lythrum salicaria 14
purple robust Setaria viridis var. robustapurpurea 2
purslane speedwell Veronica peregrina 10
quackgrass Elymus repens 9
Queen Anne's lace, wild carrot Daucus carota 8
red clover Trifolium pratense 15
red sorrel Rumex acetosella 11
redroot pigweed Amaranthus retroflexus 21
reed Phragmites spp. 2
reed canarygrass Phalaris arundinacea 2
rough cinquefoil Potentilla norvegica 8
rye brome Bromus secalinus 6
saltbush Atriplex spp. 8
scarlet pimpernel Lysimachia arvensis 7
sericea lespedeza Lespedeza cuneata 8
shepherd's-purse Capsella bursa-pastoris 14
sicklepod Senna obtusifolia 9
small carpetgrass, joint-head grass Arthraxon hispidus 3
smallflower buttercup Ranunculus abortivus 2
smooth bedstraw Galium mollugo 1
smooth brome Bromus inermis 7
smooth crabgrass Digitaria ischaemum 3
smooth groundcherry Physalis longifolia var. subglabrata 8
smooth pigweed Amaranthus hybridus 18
sorghum Sorghum bicolor 16
sorghum-almum Sorghum almum 1
spiny amaranth Amaranthus spinosus 2
spiny plumeless thistle Carduus acanthoides 2
spiny sowthistle Sonchus asper 11
spotted knapweed Centaurea stoebe 21
spurge Euphorbia humistrata 7
stinking chamomile Anthemis cotula 2
tall fescue Festuca arundinacea 10
tall ironweed Vernonia gigantea 18
tall morningglory Ipomoea purpurea 13
tall waterhemp Amaranthus tuberculatus 23
tansymustard Descurainia spp. 2
Tatarian honeysuckle Lonicera tatarica 2
timothy Phleum pratense 4
toothed spurge Euphorbia dentata 2
tumble pigweed Amaranthus albus 12
velvetleaf Abutilon theophrasti 25
Venice mallow Hibiscus trionum 11
Virginia copperleaf Acalypha virginica 2
Virginia pepperweed Lepidium virginicum 8
West Indian nightshade Solanum ptycanthum 32
western salsify Tragopogon dubius 5
white clover Trifolium repens 13
whitegrass Leersia virginica 1
wild buckwheat Fallopia convolvulus 12
wild cucumber Echinocystis lobata 3
wild four-o'clock Mirabilis nyctaginea 2
wild garlic Allium vineale 10
wild mustard Sinapis arvensis ssp. arvensis 21
wild oat Avena fatua 8
wild parsnip Pastinaca sativa 13
wild radish Raphanus raphanistrum 3
wild-proso millet Panicum miliaceum 2
witchgrass Panicum capillare 4
wood whitlowgrass Draba nemorosa 5
woolly cupgrass Eriochloa villosa 11
yellow nutsedge Cyperus esculentus 16
yellow rocket Barbarea vulgaris 21
yellow toadflax Linaria vulgaris 2
yellow woodsorrel Oxalis stricta 10

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