Robust, tussock-forming. Flowering culms 75–94 cm high, branched. Leaves cauline; basal sheaths apically carinate, loose; orifice bearded, with stiff hairs 2–4 mm long; external ligule absent; blade flat, involute or convolute, 8–28 cm long, 2.5–7 mm wide. Inflorescences of 2–4 (–7) digitately arranged branches or rarely a single spike; branches 6.5–15 (–20) cm long, usually rigid. Glumes: lower glume 1.5–3 mm long, muticous or aristulate; upper glume 3–6.5 mm long, aristulate or with awn 0.2–1.1 mm long. Callus 0.4–0.7 mm long. Basal lemma narrowly oblong to elliptic, 3.5–5.2 mm long, acuminate, entire or notched, membranous, smooth to scabrous; awn filiform, much longer than lemma body, 7–15 mm long. Basal palea acuminate or acute.