Rhizomatous, erect perennial, herb, 0.5-0.8 m high. Fl. brown, Mar or May. Sandy soils, grey sand, wet ironstone. Swamps, seasonally wet flats.
Beard’s Provinces: South-West Province.
IBRA Regions: Esperance Plains, Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions: Fitzgerald, Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.
IMCRA Regions: WA South Coast.
Local Government Areas (LGAs): Albany, Augusta-Margaret River, Brookton, Busselton, Cranbrook, Gnowangerup, Plantagenet.
Rhizomes spreading, hairy. Basal sheath glabrous, dull, striate. Culms terete, internal structure (at base of culm) solid, glabrous, not striate, not marbled, not fasciculate. Culm 250-650 mm long. Sheaths (including blade) spreading, dull, striate, glabrous, margins not translucent. Apex elongated, glabrous. Dioecious (with separate male and female plants). Male and female inflorescences distinctly dissimilar, posture (male inflorescences only) More or less erect, Culms unbranched below the inflorescence. Male spikelet 5.5-8 mm long. Subtending bract glabrous, Outer bract 5-6 mm long, margins firm and opaque, Apex acuminate to attenuate. Perianth glabrous. 4-5 mm long. Inner bract glabrous, margins firm and opaque, Apex acute. Inner bract 5-5.8 mm long. Filament 3.2-4 mm long. Anther 5-5.8 mm long. Female spikelet NaN (?) mm long. Outer bract NaN (?) mm long. Fruit bilocular (capsule). Flowering Time March or May. Botanical Province South-West, IBRA Bioregions Swan Coastal Plain, Jarrah Forest, Warren or Esperance.
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Western Australian Herbarium (1998–). FloraBase—the Western Australian Flora. Department of Biodiversity, Conservation and Attractions. https://florabase.dpaw.wa.gov.au/