Weed ID Flashcards by Andi Shore

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Annual Bluegrass

Poa annua

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barnyardgrass

Echinochloa crus-galli

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Black Nightshade

Solanum nigrum

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bristly foxtail

Setaria verticillata

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velvet leaf

Abutilon theophrasti

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hophornbeam copperleaf

Acalypha orstryfolia

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jointed goatgrass

Aegilops cylindrica

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prostrate pigweed

Amaranthus blitoides

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Palmer amaranth

Amaranthus palmeri

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redroot pigweed

Amaranthus retroflexus

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common waterhemp

Amaranthus rudis

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common ragweed

Ambrosia artemisiifolia

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giant ragweed

Ambrosia trifida

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hemp dogbane

Apocynum cannabinum

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common milkweed

Asclepias syriaca

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wild oat

Avena fatua

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yellow rocket

Barbarea vulgaris

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Japanese brome

Bromus japonicus

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Cheat

Bromus secalinus

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downy brome

Bromus tectorum

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shepherd’s-purse

Capsella bursa-pastoris

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musk thistle

Carduus nutans

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longspine sandbur

Cenchrus longispinus

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common lambsquarters

Chenopodium album

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bull thistle

Cirsium vulgare

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poison hemlock

Conium maculatum

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field bindweed

Convolvulus arvensis

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horseweed

Conyza canadensis

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yellow nutsedge

Cyperus esculentus

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jimsonweed

Datura stramonium

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flixweed

Descurainia sophia

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large crabgrass

Digitaria sanguinalis

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Canada wildrye

Elymus canadensis

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quackgrass

Elymus repens

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field horsetail

Equisetum arvense

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woolly cupgrass

Eriochloa villosa

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hairy galinsoga

Galinsoga ciliata

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common sunflower

Helianthus anuus

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ivyleaf morningglory

Ipomoea hederacea

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pitted morningglory

Ipomoea lacunosa

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tall morningglory

Ipomoea purpurea

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kochia

Kochia scoparia

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prickly lettuce

Lactuca serriola

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henbit

Lamium amplexicaule

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common mallow

Malva neglecta

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prairie evening-primrose

Oenothera albicaulis

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fall panicum

Panicum dichotomiflorum

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common pokeweed

Phytolacca americana

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buckhorn plantain

Plantago lanceolata

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Wild Buckwheat

Polygonum convolvulus

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Pennsylvania smartweed

Polygonum pensylvanicum

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prostrate knotweed

Polygonum aviculare

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common purslane

Portulaca oleracea

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devil’s claw

Proboscidea louisianica

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curly dock

Rumex crispus

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Russian thistle

Salsola tragus

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giant foxtail

Setaria faberi

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yellow foxtail

Setaria pumila

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green foxtail

Setaria viridis

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wild mustard

Sinapis arvensis

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eastern black nightshade

Solanum ptycanthum

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buffalobur

Solanum rostratum

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shattercane

Sorghum bicolor

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johnsongrass

Sorghum halepense

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common chickweed

Stellaria media

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dandelion

Taraxacum officinale

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field pennycress

Thlaspi arvense

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puncturevine

Tribulus terrestris

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common cattail

Typha latifolia

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broadleaf signalgrass

Urochloa platyphylla

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common cocklebur

Xanthium strumarium

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