Perennial herb, up to 1 m high; tufted, base a narrowly ovate pseudo-bulb. Flowers: inflorescence with spikes confluent into a single head; spikelets not conspicuously pointed, greenish, olive-green or straw-coloured, abscising as entire units, except for basal sterile glumes; glumes few per spikelet, 3.1-4.2 mm long; Dec.-Mar.
Small, tufted, perennial herb, up to 0.6 m high. Inflorescence multifid, capitate with 1-flowered spikelets. Spikelets not conspicuously pointed. Anthers 0.7-1.4 mm long. Glumes 3,l-4,2 mm long, straw-coloured.
A herb that keeps growing from year to year. It grows 20-60 cm tall. It has a narrow oval bulb like root. The flowers are in a spike like head. These are green.
Perennial to 20 cm. Spikelets green.