Tufted prennial with long slender stolons; culms wiry, 15-60 cm high, ± 1 mm in diameter at the base. Leaf-blades flat, 2-15 cm long, 2-4 mm wide, glaucous, tapering to a filiform tip. Panicle linear to narrowly lanceolate, 4-12 cm long, 5-20 mm wide, usually distinctly branched with the primary branches 0.5-2 cm long and bearing dense clusters of spikelets from the base, sometimes contracted and subspiciform. Spikelets 1.4-2 mm long, greenish brown; glumes narrowly lanceolate to lanceolate, as long as the spikelet or the lower a little shorter, smooth or scaberulous, acuminate; lemma narrowly ovate, as long as the glumes, acute; anthers 3, 0.6-0.8 mm long. Grain ellipsoid, 0.5 mm long.