Amphicarpum amphicarpon (Pursh) Nash
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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
Poaceae
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Scientific Name
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Description
Species Description - Erect slender annual 3–7 dm; sheaths striate, hirsute; blades 5–15 cm, hirsute, the uppermost much reduced; panicle exsert, 5–15 cm, simple or with a few main branches, the branchlets appressed; spikelets elliptic, glabrous, 4 mm; subterranean spikelets 6–7 mm, sparsely hairy; 2n=18. Wet pine-barrens; N.J. to Ga. (A. purshii)