Robust, tussock-forming. Flowering culms 60–90 cm high, branched. Leaves cauline; basal sheaths carinate or rounded, tight; orifice bearded with stiff hairs 0.7–3.5 mm long; external ligule a minute ciliolate membrane; blade flat, 5–15 cm long, 2–3.5 mm wide. Inflorescences digitate; branches 2–5, 6–12 cm long, usually flexible. Glumes: lower glume 1.2–1.8 mm long, muticous or aristulate; upper glume 3–4.4 mm long, aristulate, with awn usually less than 1 mm long. Callus 0.3–0.5 mm long. Basal lemma narrowly elliptic to oblong, 2.5–3.8 mm long, acutely bidentate, cartilaginous, scaberulous or scabrous; awn filiform, much longer than lemma body, 8–14 mm long. Basal palea acute or obtuse.
Grows in sandy soils of watercourses, flood flats and lagoons andtheir banks, occasionally in heavier alluvial soils, with Eucalyptus camaldulensis, Melaleuca viridiflora or other riverine species.
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