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47 Cards in this Set
- Front
- Back
Bunch Type No auricles, no ligules Smooth on both sides rolled |
Barnyardgrass midrib, rolled maroon at base |
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Bunch type Sparse hairs Long ligule rolled |
Smooth Crabgrass midrib, rolled |
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Bunch type Hairy Ligule Reddish at stem rolled |
Foxtail (yellow, giant, green) rolled |
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Bunch type Blades folded along midrib Small ligule folded |
Goosegrass FOLDED Constrictive collar silver center |
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Bunch Type Hairy ligule + collar Purple base rolled |
Witchgrass Rolled Broomstick seedhead Stiff 90° hairs |
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Stoloniferous Hairy small membranous ligule smooth sheaths rolled |
Nimblewill low mat forming Rolled white collar |
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Stoloniferous Ridged surface no midrib Large ligule rolled |
Creeping Bentgrass Stolons patch type growth |
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Bunch type short ligule folded |
Fine Fescue Pine needles folded |
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Rhizomes midrib short blunt ligule folded |
Kentucky Bluegrass boat shaped tip folded railroad tracks |
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Bunch type heavily folded Large ligule smooth |
Orchardgrass
HUGE ligule flops over; long blades heavily folded |
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Rhizomes rolled clasping auricles |
Quackgrass Clasping auricles! can be hairy sharp rhizomes |
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Tall floppy soft leaves |
American Burnweed look for bulbs loose leaves tiny root system |
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Pointy edges Clasping leaves Yellow flower heads |
Annual Sowthistle look for the clasping leaves smooth, thick stem |
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Trifoliate |
Black Medic Middle leaf has a pedial |
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"berries" holes in leaves possible black tint |
Eastern Black Nightshade berries can be green or black possible white flower with yellow middle |
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prostrate growth hairy stem (white hairs) very soft |
Common chickweed look for white hairs. grows low to ground white flowers |
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lobed leaves yellow flowers puffy white seedhead |
Common groundsel |
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Big purple flower or green prickly pears yellow midvein blunt tapered tip |
Common Milkweed milky sap when broken |
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white flowers fern like leaves rhizomes |
Common Yarrow very dissected leaves |
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deeply lobed fern like leaves hairy stem |
Common ragweed |
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white flower head fern like leaves hairy stems |
Wild Carrot leaves are wider than yarrow |
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hairy/coarse stem hairy underneath leaf or along veins |
Redroot Pigweed literal red roots notched spine at top of leaf |
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pale green stems weak at base |
Tumble Pigweed |
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large leaves |
Common Burdock |
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smooth stems almost 4 sided looks like weed toothed margins in leaves |
Devils Beggarticks |
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no hairs on leaf or stem |
Thymeleaf Speedwell |
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smooth hairless leaves upper leaves are more narrow |
Oxeye Daisy daisy leaves on top |
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square stems lower leaves are wider flowers are dying |
Healall |
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square stems roots at the nodes |
Ground Ivy spread along the ground |
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Creeping Speedwell |
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tree-like reddish grape like flowers |
Common Pokeweed |
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Red bulby flower from a white puffy seedhead spines rhizomes |
Canada Thistle smooth above and below leaf |
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heart shaped lobes at bottom of leaves |
Broadleaf Dock |
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whitsh hairs below leaves |
Bull Thistle prickly hairy above leaf, woolly below |
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fairly thick leaves yellow flowers |
Yellow Rocket |
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hairy stems |
Virginia Copperleaf |
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square stem spots under leaves |
Scarlet Pimpernel similar to chickweed but has square stem |
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pale green leaves milky sap |
Prostrate Spurge look for black marking on top of leaf |
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swollen at the nodes sometimes has purple blotch |
Pennsylvania Smartweed |
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ocrea |
Prostrate Knotweed |
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prominent white midvein fine waxy coat on stem prickles are margins and lower midrib |
Prickly Lettuce |
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stem covered with coarse hairs leaf margins toothed and hairy |
Hairy Galinsoga little daisy looking flowers |
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Daisy Fleabane |
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purplish red branched stems thick and fleshy |
Common purslane |
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hairless stems vertically ridged gray-mealy coating |
Common Lambsquarter |
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puffy flowery seedheads purple or white |
wild garlic |
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possible purple flowers leaves can "curl" |
Wild Violet |
