Robust perennial to 720 mm high; shortly rhizomatous; leaves mainly basal; culms 1.2-5.0 mm wide. Leaf blade to 200 mm long, setaceous. Inflorescence open, divaricate, spikelets at end of branches. Spikelet 17-18 mm long; glumes longer than 15 mm, usually dark, glabrous; lemma articulation between apex of lemma and base of column; column smooth, glabrous; all three awns plumose to branching point and excurrent into a naked apex, hairs dirty white to golden; callus 2.0-2.5 mm long, apex distinct, naked, pungent; anther 4.5-6.0 mm long.
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