False panicle 30–60 cm long, scanty, lax; spatheoles 4–7 cm long, narrowly lanceolate, reddish-purple, glabrous, the peduncles 1.5–3 cm long, glabrous or shortly hirsute above; racemes 2.5–3 cm long, 6–12-awned per pair, deflexed; raceme-bases unequal, the inferior c. 1 mm long, the superior 3–4 mm long, flattened, pubescent below but not barbate, truncate at the apex and lacking appendages.
Sessile spikelets c. 8 mm long; callus c. 2 mm long, sharply acute; inferior glume narrowly lanceolate, glabrous, faintly 11–13-nerved; awns 3.5–5 cm long, the column pubescent with fulvous hairs 0.2–0.3 mm long.
Leaf sheaths glabrous or shortly pubescent towards the summit and with greyish hairs at the mouth; leaf laminas up to 30 cm × 3–6 mm, glabrous.
Pedicelled spikelets 7–8 mm long, narrowly lanceolate, glabrous, muticous; callus scarcely developed; pedicel-tooth obscure.
Homogamous spikelets 8–10 mm long, 1 pair at the base of each raceme, scabrid on the margins near the apex, awnless.
Caespitose perennial; culms up to 200 cm high, erect.