Tufted (short-lived) perennial herb 0,24-1,1 m tall with short rhizome, forming clumps 60 cm wide; culms compressed, 1-2 mm Ø; leaf sheaths greyish pale brown or brown; blades 9-30 cm long, 1-2 mm wide; inflorescence open or less so and sometimes subcapitate, 2-4 cm long, 2-2,5 cm wide; spikelets few to many, shortly stalked to sessile or subsessile, brown or greyish, 0,5-1,8 cm long, 3-5 mm Ø; glumes reddish-brown, densely set with short whitish hairs in upper part, 1-2 mm long; nutlet biconvex.
Ecology :
Tidal inlets, lagoons; seasonally inundated Suaeda-Avicennia mangrove swamps bordering Hyphaene-Sclerocarya wooded grassland; salt marshes; intertidal mudflats down to spring tide level; sandy beaches; muddy hollows in black cotton soil; moist valley bottoms in Combretum woodland; edges of rice fields; waste places; saline seepages; springs on gravel; lakesides; alkaline soils; gueltas; inselbergs (Porembski & Brown in Candollea 50: 358, 1995; Tindano in Bois & Forêts Trop. 325: 26, 2015); 0-2500 m alt. – Adapted to halophytic conditions and normally found towards coastal areas and near brackish waters. In inland areas also it is found in saline soils.