Plants to 0.8 m tall. Leaves: ligule 0.2–0.5 mm long, truncate, firm; auricles thickened, densely woolly; blade mostly rolled, flexuose, 1–2 mm wide, strongly ribbed on adaxial surface, pubescent or hirsute on abaxial surface. Inflorescence 15–30 cm long, open; spikelets gaping. Glumes subequal, 8–14 mm long, with lower glume acuminate and upper acute. Callus 0.7–1.5 (–1.8) mm long, curved. Lemma turbinate to obloid-cylindrical, 4–6.5 mm long, smooth, dark brown at maturity, mostly golden-sericeous but with apical 0.5 mm glabrous to scabrous; coma 0.4–0.7 mm long, of sparse stiff hairs; lobes less than 0.1 mm long; awn 25–65 mm long, scabrous, with column 15–20 mm long. Palea subequal to lemma. Lodicules 2.
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