Beckmannia syzigachne (Steud.) Fernald
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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 - Annual 5–10 dm; lvs scaberulous, the larger 5–10 mm wide; ligule 5–8.5 mm; panicle 10–30 cm, erect, slender, with numerous overlapping branches 1–5 cm; spikes to 2 cm, contiguous, those of a single branch resembling a 4-rowed spike; spikelets 2.5–3.5 mm long and wide; glumes cross-wrinkled, somewhat inflated toward the elevated midvein; lemma acuminate, its point barely protruding from the glumes; a second, sterile floret sometimes present; lodicules linear, nearly 1 mm; 2n=14. Marshes and wet soil; Alas. to Calif. and N.M., e. to Ill.; O.; w. N.Y., where probably intr.; n. Asia.
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Common Names
American sloughgrass