Perennials, erect or decumbent, with or without stolons. Flowering culms 25–60 cm high. Leaves: ligule 0.4–0.6 mm long; blade usually 10–12 cm long, 1.2–2 (–4) mm wide when flattened. Inflorescence branches 3–9, erect to spreading, finally divaricate, 4–20 cm long. Spikelets pedicellate, 2-flowered, with 1 floret bisexual. Glumes smooth, scaberulous or scabrous, with scabrous midnerve; upper glume 2–3 mm long. Callus pubescent to bearded. Basal lemma 2–3.8 mm long, prominently lobed, membranous or cartilaginous, not sulcate, usually scabrous, pubescent or puberulous, with appressed or spreading hairs less than 0.5 mm long arising in the upper half of the submargins; awn 1, (3–) 8–13 (–17) mm long. Caryopsis elliptic, 1.5–2 mm long, golden to brown. Incomplete floret, separated from the bisexual floret; lemma 2-lobed with lobes acute or acuminate, not inflated, awned.
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