Spikelets 2–2.4 mm long with a stipitiform callus 0.3–0.7 mm long; glumes minutely hispidulous, with a slender, often pallid, erect awn, that of the inferior glume 20–35 mm long, that of the superior 11–17 mm long.
Inflorescence 2–10 cm long, well exserted from the uppermost leaf sheath, the spikelets densely packed and appressed to the rhachis.
Annual up to 60 cm tall, slender, erect or geniculately ascending; leaf laminas 1–4 cm × 2–5 mm, lanceolate.
Caryopsis terete.