Annual bunchgrass. Stems 60–90 cm. Leaves: blades 2–10 mm wide. Inflorescence 10–30 cm long. Spikelets 10–25 mm long, glumes about as long as the spikelet length. Lemmas: 5 to 10 per spikelet, awnless or awned to 15 mm long (Lavin in
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).