From Flora of Indiana (1940) by Charles C. Deam
Infrequent on the dunes bordering Lake Michigan. This species is used in this country as a soil binder.
Indiana Coefficient of Conservatism: C = 10
Wetland Indicator Status: FACU/UPL
Culms glabrous, 5-10 dm; sheaths glabrous; ligules 1-3 mm; ovate or truncate; blades 4-8 mm wide when unrolled, scabrous above; infl dense, 1-4 dm נ1-2.5 cm, its base often enclosed in the upper sheath; glumes subequal, 10-15 mm, scabrous on the keel or throughout; lemma shorter than the glumes, scaberulous; callus-hairs 1-3 mm; prolongation of the rachilla 2 mm, hairy; 2n=28. Dunes and dry sandy shores, along all the Great Lakes, along Lake Champlain, and along the Atlantic from Nf. to N.C.
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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