Deyeuxia

Tufted annuals or perennials. Ligule membranous. Inflorescence a loose or contracted panicle. Spikelets 1(–2)-flowered; glumes 2, persistent, equal or unequal, mostly exceeding lemma, 1-nerved, keeled; lemma 3–5-nerved, firmer than glumes, hardened at maturity, acute or obtuse, sometimes 2- or 4-toothed at apex, awned dorsally, sometimes the awn subterminal and minute, or rarely, unawned; palea firmly membranous, subequal to lemma; rachilla usually produced into a plumose or glabrous bristle, absent in a few species.