Euphorbia hirta L.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Euphorbiaceae
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Scientific Name
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Description
Species Description - Decumbent to erect, to 6 dm, usually conspicuously hairy, with oblong or lance-oblong lvs 1–4 cm and the fls numerous in dense, axillary and terminal, often peduncled clusters, is widespread in trop. and warm-temp. regions, including s. U.S., but only rarely adventive and probably not persistent with us.