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