Deyeuxia monticola

Tufted glabrous perennial, culms erect, to 90 cm high. Leaf-blades scabrous, inrolled or narrowly folded, to 20 cm long and c. 1 mm wide, usually rather stiff, often reddish, particularly toward the sheath and apex; ligules obtuse, minutely ciliate at apex 1–3 mm long. Inflorescence a narrow spike-like panicle, dense or rather sparse, 5–12 (rarely to 25) cm long. Spikelets 3.5–6 mm long, green or tinged reddish; glumes subequal, the lower usually slightly shorter than upper, acuminate, keeled, scabrous along the keel; lemma about as long as to slightly exceeding glumes, acute, finely scabrous, awned from within the lower third; awn usually longer than lemma, twisted in lower part; callus hairs to c. 2 mm long; rachilla bristle plumose, about half to almost as long as lemma. Flowers Oct.–Feb.