Rhizomatous, slender, tufted perennial, herb (sedge-like), 0.05-0.2 m high. Fl. Feb to Mar or Jul to Dec. Grey gravelly sand. Seasonally inundated heath & swamps.
Rhizomes tufted, glabrous. Basal sheath glabrous, dull, striate. Culms terete, internal structure (at base of culm) hollow, glabrous, not striate, not marbled, not fasciculate. Culm 75-195 mm long. Sheaths (including blade) spreading, dull, striate, glabrous, margins not translucent. Apex elongated, glabrous. Bisexual (with all flowers having both anthers and ovary). Male and female inflorescences similar, posture (male inflorescences only) More or less erect, Culms unbranched below the inflorescence. Spikelet 2.8-4 mm long. Subtending bract glabrous, margins thin and translucent, Apex acute. Bract 2.5-5 mm long. Glabrous. (2-)3.2-4 mm long. Bract glabrous, margins thin and translucent, Apex obtuse. Inner bract 2.8-3.3 mm long. Style one, arising centrally from the ovary apex. Style 2.7-3.5 mm long. Anther 1-1.2 mm long. Subtending bract glabrous, margins thin and translucent, Apex acute. Inner bract glabrous, margins thin and translucent, Apex acute. Style three (or three-branched). Fruit trilocular (capsule). Flowering Time February, March, July, August, September, October, November or December. Botanical Province South-West, IBRA Bioregions Jarrah Forest, Warren or Esperance.