Plants 0.5–1 m tall. Culms erect. Leaves: ligule 3.5–8 mm long, acute to acuminate; auricles ±thickened, glabrous; blade tightly rolled, to 30 cm long, 0.7–0.9 mm wide, smooth to moderately ribbed and minutely scabrous on abaxial surface, with margins minutely scabrous. Inflorescence 6–12 cm long. Glumes subequal to unequal, 4–7 mm long, acute. Callus 0.7–1.4 mm long, densely sericeous. Lemma without a neck, 3–4.5 mm long, granular to smooth, with hairs 0.5–1 mm long; coma obscure, 0.2–0.9 mm long; awn 12–18 mm long, with column brown. Palea equal to lemma, obtuse. Lodicules 3, acute.
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