Plants perennial; cespitose. Culms to 100 cm, erect. Sheaths glabrous; ligules about 0.5 mm, membranous, erose; blades to 25 cm long, 1-6 mm wide, flat or involute, sometimes appear¬ing filiform, bases with hairs to 7 mm. Panicles digitate, with 2-9 evidently separate branches; branches 3-14 cm, erect to curving, averaging 11 spikelets per cm. Spikelets strongly imbricate, light to medium brown, with 2(3) sterile florets. Lower glumes 1.6-2.4 mm; upper glumes 2.3-3.8 mm; lowest lemmas 2.7-4.2 mm long, 0.6-1.1 mm wide, marginal veins and keels densely and conspicuously hairy, hairs 1.5-3 mm, awns 2.4-5.5 mm; second florets 1.1-1.8 mm, about 1/2 as wide as long, conspicuously widened distally, laterally compressed, glabrous, truncate, awned, awns 1.5-3.5 mm; distal sterile floret(s) similar but smaller, longer than the subtending rachilla segments, unawned. Caryopses 1.3-2 mm long, 0.8-0.9 mm wide, ovoid-ellipsoid.