Perennials. Rhizomes very short. Culms tufted, 30-50 cm tall, 0.5-1 mm wide. Leaf blade linear, 1/4-1/2 as long as culm, 2-3 mm wide, often falcately curved, both surfaces hairy, apex acute. Involucral bracts 2-4, leaflike, 5-15 mm wide, hairy, apically attenuate. Inflorescence a compound anthela; rays 3-5, slender, slightly hairy or glabrous. Spikelets solitary, brown, narrowly ovoid, 6-10 × ca. 3 mm, 8-10-flowered, with basal 2 glumes empty. Glumes brown, ovate-lanceolate to lanceolate, 3.5-4 × ca. 2 mm, hairy, 1-veined forming an abaxial keel, margin sometimes hyaline, apex with an excurved awn. Stamens 2. Style ca. 3 mm, slender; stigmas 2. Nutlet grayish yellow or white, ellipsoid, ca. 1 × 0.6 mm, 3-sided, verruculose. Fl. summer.