The culms from a thick stoloniferous rhizome, erect, 10-20cm across; culm sheaths broadly triangular, densely brownish-hairy within, and scattered hairy without. Leaves to 20cm long; sheaths to 12 x 0.2cm, linear, glabrous; ligule short, entire; petiole short. Inflorescence a compound panicle with the spikelets in heads. Spikelets 1-many-flowered, 0.8-2cm long, oblong, terete. Bracts glume-like. Glumes 1-3, to 5.5mm, broadly ovate, mucronate. Lemmas to 6.5mm, lanceolate, mucronate, coriaceous, glabrous. Paleas to 7mm, 2-keeled, ciliate. Stamens 6. Style 1; stigmas 3. Caryopsis linearly cylindric.