Muhlenbergia sobolifera (Willd.) Trin.
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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 - Vigorously rhizomatous; culms arising singly or few together, erect, becoming much branched, the internodes glabrous; sheaths glabrous, frequently overlapping; blades stiff, 4–16 cm × 2–7 mm; ligule membranous, 0.5–1 mm, infls terminal or some on erect leafy lateral branches, included at base or more often exsert on slender erect peduncles to 11 cm; panicles very slender, arcuate, 5–15 cm × 2–4 mm, with short erect branches; spikelets whitish; glumes subequal, 1.3–2(–2.5) mm, shorter than the lemma, the margins usually sigmoid-curved; lemma 1.8–2.5 mm, awnless or with an awn-tip to 4 mm, the callus scantily bearded; anthers 0.4–0.8 mm; 2n=40. Dry upland woods or rocky outcrops; Mass. to Va., w. to Wis., Nebr. and Tex. (M. setigera, the awned, mainly western form)