Culms 25–34 cm tall. Leaf sheaths white-villous below blade; leaf blades inrolled, 4–11 cm, adaxial surface scabrid or sometimes pubescent toward base, abaxial surface glabrous. Racemes 8–15 cm, drooping, spikelets their own length apart or slightly imbricate. Spikelets 6–8 mm, brownish green; florets 6–8, imbricate; lower glume lanceolate, nearly symmetrical, 2.5–3.5 mm, apex entire, sharply acuminate; upper glume lanceolate, 4–5 mm, margins narrowly membranous, apex 2-denticulate; lemmas lanceolate, 3.5–4.5 mm, 2-dentate, central awn 3–4 mm, erect, teeth acute, lateral veins extended into 0.3–0.5 mm mucros from outer edge of teeth; palea ca. 1 mm shorter than lemma, keels wingless, ciliate. Anthers 3, 1.3–1.5 mm.
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