Superior lemma with short lateral tufts; central awn 7–15 mm. long, the laterals 3–6 mm..
Culms 2–30 cm. high, erect or ascending, usually slender and wiry.
Leaf laminae 0.5–2.5 cm. long, 1–6 mm. wide, lanceolate to ovate.
Spikelets 2.5–3.5 mm. long, glabrous or tuberculate setose.
Panicle 0.5–7 cm. long, ovate, open or compact.
A delicate annual, 5–17 cm. high.
Callus broadly rounded.
Annual.