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giant ragweed
https://herbselector.osu.edu/weeds/giant-ragweed
Leaf margins entire to 3 to 7 lobes; leaves mostly oppoiste; stems very tall (up to 13 feet); Monoecious flowers ...
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giant ragweed (SOA 2R)
https://herbselector.osu.edu/weeds/giant-ragweed-soa-2r
Leaf margins entire to 3 to 7 lobes; leaves mostly oppoiste; stems very tall (up to 13 feet); Monoecious flowers ...
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jimsonweed
https://herbselector.osu.edu/weeds/jimsonweed
Entire (early) to somewhat deep and sharply lobed leaves with very bad smell; Fruit: hard, spiny capsule ...
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kochia
https://herbselector.osu.edu/weeds/kochia
Leaves are alternate, linear to lanceolot in out-line, sessile; Hairs along leaf margins; Stems have reddish tint ...
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lambsquarters
https://herbselector.osu.edu/weeds/lambsquarters
Wedge-shaped lower leaves and oval shaped leaves later; Up to first two nodes oppoiste; the rest alternate; Round, dull, black or brown seed with sepals looks like a 5-pointed star ...
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lambsquarters (SOA 5R)
https://herbselector.osu.edu/weeds/lambsquarters-soa-5r
Wedge-shaped lower leaves and oval shaped leaves later; Up to first two nodes oppoiste; the rest alternate; Round, dull, black or brown seed with sepals looks like a 5-pointed star ...
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Palmer amaranth (SOA 2+9R)
https://herbselector.osu.edu/weeds/palmer-amaranth-soa-29r
Leaves have prominent white veins on the underside and are alternate without hairs; leaves occur on relatively long petioles and are egg shaped in outline; small, green flowers are produced in compact terminal panicles ...
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redroot pigweed
https://herbselector.osu.edu/weeds/redroot-pigweed
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smartweed
https://herbselector.osu.edu/weeds/smartweed
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velvetleaf
https://herbselector.osu.edu/weeds/velvetleaf
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