Herb, dioecious, rhizomatous, perennial, forming dense tussocks or extensive diffuse patches. Rhizomes stout, horizontal, 4–8 mm diam., with caducous, imbricate, hyaline to tan scales covering a dense, light brown, woolly pubescence. Culms terete, 0.3–1.3 m long, 0.5–1.5 (–3.0) mm diam., green-brown, obscurely striate, glabrous to densely villous; usually much-branched or rarely unbranched; branches slender, terete or flexuose, often repeatedly branched, usually barren or few-flowered. Sheaths brown, 0.5–1.5 (–2.5) cm long, striate, either glabrous, ciliate or villous, hairs 1–2 mm long, weak, white; with a (
Seasonally moist poorly-drained sandy soil, in savannah with Melaleuca or eucalypts, often over extensive flats.