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Ragweed
Ambrosia artemisiifolia
35.1782, -80.8489
Field Notes
Description:
Common summer annual weed, deeply dissected leaves, arranged opposite when the plant is immature, with older plants having an alternate leaf arrangement; late summer flowers
Life cycle: Summer annual
Growth Habit: Upright
Vernation:
Ligule:
Shape of Leaf Tip:
Sheath Type:
Leaf Hairs: Upper and Lower Surface
Leaf Venation: Pinnate
Root Type: Taproot
Habitat:
heavy clay soil, storm drainage ditch
Notes:
produces large quantities of pollen that can lead to allergic reactions.
Reference Links:
University of Tennessee Turfgrass Weeds
Species ID Suggestions
Spotted for Missions
Photographed
PublishedOctober 3, 2015
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