Compactly tufted perennial from a tough branching rhizome.. Culms 20–70 cm. high, moderately slender, ascending, branched only at the lowest node.. Leaf-blades usually folded, 8–55 cm. long, 2.5–5 mm. wide, tufts of soft white hairs scattered along the smooth or inconspicuously scaberulous margins, tip subacute; ligule 0.3–0.5 mm. long, a ciliolate membrane.. Inflorescence subdigitate, composed of 2–10 spikes clustered at the culm-apex, 1 or 2 often set below the rest; spikes 2.5–12 cm. long, slender, ascending or spreading.. Spikelets 4–7-flowered, elliptic to narrowly elliptic, 3.3–6.8 mm. long; glumes 1-nerved, acute, dark olive-grey, the lower narrowly lanceolate in profile, 1.1–2 mm. long, the upper narrowly elliptic-oblong in profile, 2.6–4.2 mm. long; lemmas narrowly elliptic in profile, 2.8–4.6 mm. long, pale green tinged with grey, lateral nerves indistinct, the tip acute.. Grain elliptic-oblong to broadly oblong, 0.9–1.4 mm. long, flat on the hilar side, minutely and closely rugulose.
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