Deyeuxia gunniana

Tufted or shortly rhizomatous perennial, culms ascending to erect, 7–40 cm high. Leaves smooth and glabrous; blade folded or closely inrolled, usually flaccid, to 15 cm long and 1 mm diam.; ligule truncate, to c. 1 mm long. Inflorescence an ovoid to pyramidal panicle 2–9 cm long, the branches initially contracted but rigidly spreading at maturity. Spikelets 1.5–1.8 mm long, pale green, rarely purplish; glumes obtuse, truncate or emarginate, sub-equal or the lower slightly shorter, only c. half as long as spikelet, minutely scabrous along the keel near apex; lemma acute, smooth, the 3–5 nerves conspicuously thickened, usually awned from the apex or immediately below it; awn rather thick, straight or slightly recurved, to c. 0.5 mm long, sometimes absent; callus with hairs to c. 0.8 mm long; rachilla bristle c. half to two-thirds as long as lemma, with a few hairs to c. 0.5 mm long. Flowers Jan.–Feb.(–Apr.)