Dioecious, tufted perennial, 0.17-0.7 m tall. Fertile culms branched, without woolly hair in axils, smooth or finely warty, sheaths tightly rolled around culm, maroon or light brown, often glossy. Male spikelets elliptical. Female spikelets obovate, mostl
stems 18 in. high, slender, terete, sparingly branched; branches puncticulate; sheaths closely convolute, coriaceous, mucronato-subulate; apex thinner, ferruginous; female Spikelets 6–8 in a linear cyme, subglobose, 1-flowered; bracts ovate-subulate, mucronate, coriaceous; apex membranous; outer perianth-segments rigid, oblong, acute; lateral conduplicate, villous-keeled; inner smaller, ovate, obtuse, ferruginous, slightly involute; ovary ovate-oblong, compressed 2-celled; style bifid; capsule 2-celled, longer than the persistent perianth.
Coastal and inland flats and slopes in seasonally moist sands.
in Journ. Linn. Soc. viii. 238;—Mast. in DC. Monog. Phan. i. 264.