Sessile spikelet dorsally compressed; callus obtuse, applied obliquely to the apex of the internode with its tip free; inferior glume coriaceous, broadly convex with rounded sides; superior glume awned; inferior floret reduced to a hyaline lemma; superior lemma hyaline, bilobed, passing between the lobes into an awn with glabrous column.
Inflorescence composed of solitary racemes, these densely spiculate, shorter than and enclosed by the cymbiform spatheole, loosely gathered into a false panicle; racemes without homogamous spikelet pairs; internodes and pedicels short, filiform, ciliate.
Pedicelled spikelet male, resembling the sessile spikelet but awnless, with a distinct callus.
Ligule scarious, very short; leaf laminas linear.
Caryopsis oblong, slightly dorsally compressed.
Perennials.