2n = 30

Rhizome far-creeping, dark brown, c. 1 mm. diam. Culms 3–6–(8) cm. × c. 0.5 mm., rigid, often curved, sheaths membr., lower purple-brown, upper with orifice slightly to very oblique and tapering to a sharp point. Spikelets 5–6–(8) × 1–4 mm., 4–10-fld, broadly ovoid, acute to obtuse, much broader than clum. Glumes 2.5–3.5 mm. long, ovate, obtuse, uninerved. Hypog. bristles 0. Stamens 3, or 2. Style 2-fid. Nut 1.5–2 × c. 1mm., rather asymmetrically obovate, biconvex, narrowed in lower half, smooth and shining, golden-brown, the persistent style-base very small, dark brown, with a prominent basal ring.