Inflorescence of 5–many racemes, these 3–6 cm. long bearing paired spikelets on a pubescent to triquetrous rhachis.
Inferior glume absent; superior glume attenuate to an awn-point 1–3 mm. long.
Spikelets 3.5–5 mm. long, lanceolate, pubescent to pilose.
Superior lemma with a mucro 1–2 mm. long.
Inferior floret with a palea.
Culms 60–180 cm. high, erect.
Annual.