Tufted perennial 200-500 mm high, tending towards cushion formation; base glabrous; basal sheaths either burnt-off or white, shiny, persistent; leaves basal; stalked, crateriform glands on leaves, pedicels and glumes or absent. Leaf blade to 300 x to 4 mm, expanded, glabrous or hairy; margins scabrid; sheath mouth hairy. Inflorescence open, 70-100 x 70-200 mm, with ±200 spikelets; pedicels not hidden by spikelets; axils hairy, rarely glabrous. Spikelet 4-6 mm long; glumes acute, straw-coloured, glabrous or scaberulous along keels; lemma 3.0-3.5 mm long, nerves hairy; lateral awns 1-3 mm long not reaching to reaching beyond glume apices; central awn 6-10 mm long, geniculate, erect; palea hairy in upper half; anthers 2.0-2.2 mm long.
Perennial; up to 0.5 m high; tufted; with stalked glands. Culms tending towards cushion formation. Leaf blades up to 300 x 4 mm. Flowers: inflorescence a panicle; spikelets 4-6 mm long; lemmas awned; lobes acute; nerves hairy; lateral awns 1-3 mm long; not reaching to reaching beyond glume apices; central awn 6-10 mm long; geniculate; erect.