Spikelets 8–12 mm long excluding the awns, 6–10(14)-flowered, narrowly oblong; glumes unequal in length, the inferior 1.8–2.2 mm long, the superior 2.6–3 mm long; lemmas lanceolate, the body c. 3 mm long; awns 2–3 mm long; anthers 1.2–1.6 mm long.
Annual; tufted, 0.09-0.77 m high. Leaf blades 35-60 mm long, 1-2 mm wide. Spikelets 6-10 mm long. Panicle longer than 30 mm, open or dense; spikelets 5-1 l(-24)-flowered; anthers 1.2-2.0 mm long.
Robust, densely tuberculate-hairy annual up to 65 cm tall, with leaves mostly basal; leaf lamina 3–13 cm × up to 3 mm, flat, setaceously acuminate.
Panicle 3–22 cm long, ± elliptic, loose, the branches slender, flexuous or rigid, bearing numerous spikelets.