Tufted perennial to 1 200 mm high; rhizomatous; lowest culm node bulbous, 'bulb' cylindrical, orange, shining. Leaf blade to 600 x to 5 mm, rolled, erect. Spikelet 8-10 mm long; glumes ± equal, 2/3 as long as spikelet; sterile lemmas similar, margins straight from base to apex, tufted hairs at base; 2nd sterile lemma without an ear-like appendage at base; anther 4.0-5.5 mm long.
Perennial to 1.2 m, culm base swollen, orange, shiny, elongate. Spikelets in a verticillate panicle, straw-coloured or straw-coloured and purple or pink, glumes shorter than spikelet, sterile lemmas corrugate, glabrous, mucronate, the second constricted at base.