Weed Identification

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Growth Habit

Thorns or Spines

Approximate Flower Diameter

Dominant Flower Color

Flower Symmetry

Leaf Hairs

Leaf Shape

Leaf Arrangement

Leaf Margin

Leaf Structure

Leaf Stalk

Stem Hairs

Stem Cross Section

Milky Sap

Root Structure

Life Cycle

Ochrea

Common name

Scientific name

(168 weeds)

A
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1. air yam
2. alligatorweed
3. American bur-reed
4. American pokeweed
5. American speedwell
6. annual sowthistle
7. Asian ponysfoot
8. Asiatic dayflower
9. Australian water-clover
10. autumn olive
B
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1. big chickweed
2. bigpod sesbania
3. bird's-foot trefoil
4. bittersweet nightshade
5. black locust
6. black medic
7. black nightshade
8. blackgum
9. bladder campion
10. brown mustard
11. bulbous woodrush
12. bull thistle
13. butterfly weed
C
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1. Caley pea
2. Canada toadflax
3. Carolina ponysfoot
4. chamber bitter
5. Chinese privet
6. climbing dayflower
7. common burdock
8. common cocklebur
9. common milkweed
10. common mouse-ear chickweed
11. common periwinkle
12. common persimmon
13. common plantain
14. common St. Johnswort
15. common vetch
16. common viper's bugloss
17. common yellow oxalis
18. coralberry
19. corn chamomile
20. corn gromwell
21. corn spurry
22. cow pea
23. creeping lespedeza
24. creeping primrose
25. creeping woodsorrel
26. crownvetch
27. cypress spurge
28. cypressvine
D
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1. Deptford pink
2. disc mayweed
E
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1. eastern black nightshade
2. eastern poison ivy
3. eastern redbud
4. English ivy
5. European field pansy
F
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1. fall phlox
2. field horsetail
3. field pansy
4. field pennycress
5. field pepperweed
6. Florida beggarweed
G
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1. garden cornflower
2. garden lettuce
3. garden yellowrocket
4. giant ironweed
5. green ash
6. green carpetweed
H
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1. hairy fleabane
2. hairy vetch
3. hedge bindweed
4. hedgehog woodrush
5. hemp dogbane
6. hog peanut
7. honeylocust
8. honeyvine milkweed
9. hyssopleaf thoroughwort
I
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1. ivyleaf morningglory
2. ivyleaf speedwell
J
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1. jagged chickweed
2. Japanese barberry
3. Japanese clover
4. Japanese honeysuckle
5. Jerusalem artichoke
K
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1. kochia
L
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1. lanceleaf ragweed
2. largebracted plantain
3. lawndaisy
4. lemon beebalm
5. little hogweed
6. live oak
7. longleaf groundcherry
8. low hopclover
M
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1. man of the earth
2. meadow hawkweed
3. Mexican tea
4. Morrow's honeysuckle
5. mouseear cress
N
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1. narrowleaf plantain
2. northern catalpa
O
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1. orange hawkweed
2. Oriental bittersweet
3. osage orange
P
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1. Palmer amaranth
2. palmleaf morningglory
3. panicledleaf ticktrefoil
4. pawpaw
5. perennial pea
6. perplexed ticktrefoil
7. Philadelphia fleabane
8. piedmont bedstraw
9. plantain-leaved pussytoes
10. poorjoe
11. Powell's amaranth
12. prairie fleabane
13. prairie tea
14. prickly Russian thistle
15. purple ammannia
16. purslane speedwell
R
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1. rabbitfoot clover
2. rape
3. red clover
4. red sandspurry
5. redstar
6. roughfruit amaranth
7. roundleaf greenbriar
S
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1. sassafras
2. sensitive partridge pea
3. sericea lespedeza
4. shepherd's purse
5. showy rattlebox
6. sicklepod
7. silktree
8. sleepydick
9. slender amaranth
10. small hopclover
11. smallflower morningglory
12. smooth sumac
13. sourwood
14. spiny amaranth
15. spiny sowthistle
16. spoonleaf purple everlasting
17. spotted St. Johnswort
18. spring draba
19. starch grape hyacinth
20. sticky chickweed
21. swamp tupelo
22. sweet clover
23. sweet fennel
T
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1. tall globethistle
2. tall morningglory
3. Tatarian honeysuckle
4. thymeleaf speedwell
V
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1. Virginia creeper
2. Virginia sweetspire
3. Virginia threeseed mercury
W
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1. western brackenfern
2. western salsify
3. white ash
4. white clover
5. white heath aster
6. whitestar
7. wild blue phlox
8. winged sumac
9. woodland bittercress
Y
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1. yellow passionflower