Pacific Island Flatsedge

Description

Perennial, sometimes resembling annuals, 15-120 cm tall. Culms tufted or few, 6-90 cm long, bluntly 3-angled, glabrous. Leaves with lowermost leaf-sheaths dark red to purple, upper ones green to pale brown; basal scales often splitting up into fibres. Inflorescence a simple anthela with 4-18 primary branches, sometimes with 1-6 sessile spikes at base of some stalked spikes; spikes cylindrical 0.7-3 x 0.5-1.3 cm, with 25-180 spikelets.