Tussock-forming perennials, moderately tall, rhizomatous; branching intravaginal. Leaf-sheath open, glabrous. Ligule short, submembranous, truncate, shortly ciliate, abaxially glabrous. Leaf-blade stiff, rolled. Culm internodes glabrous. Panicle contracted, almost spike-like; branches short, stiff. Spikelets 3-6-flowered, pedicelled, laterally compressed; disarticulation above glumes; rachilla prolonged, ± hairy. Glumes 3-5-nerved, subequal, ≈ lemma of proximal floret, coriaceous, keeled, acute. Lemma 5-7-nerved, coriaceous, keeled; apex obtuse, or minutely notched with midnerve minutely excurrent. Palea subcoriaceous, keels 2, stiffly ciliate. Lodicules 2, bilobed, ciliate, and with a few minute hairs centrally. Callus ringed by short, stiff hairs. Stamens 3. Ovary glabrous, styles free to base, stigmas plumose, whitish. Caryopsis elliptic to cylindric, adaxially longitudinally grooved; embryo small; hilum oval, c. ¼ length of caryopsis.