Culms rambling, smooth and glabrous, 15–50 cm tall. Leaf sheaths glabrous to pubescent, ciliate on one margin; leaf blades narrowly lanceolate, 5–18 × 0.5–1.5 cm, glabrous to pilose, midvein abaxially distinct, apex acuminate; ligule 1–1.5 mm. Panicle 3–12 × 1–2 cm, contracted, branches ascending, up to 3 cm, pilose with long scattered hairs or hairs mostly confined to the axils; pedicels stout, short. Spikelets reddish brown at maturity, ca. 2 mm, glabrous except for some hairs at the base (hairs up to 2/3 length of lower glume); glumes 3-veined, acute, the lower 1.2–1.5 mm, the upper slightly shorter than spikelet; lower lemma obtuse or subtruncate; upper lemma yellowish or yellowish brown, smooth and shining. Anthers ca. 1 mm. Fl. and fr. Oct–Mar. 2n = 36.