Tufted perennial 300-1 200 mm high. Leaf blade 80-300 x 3-10 mm. Inflorescence branches few, adpressed to main axis, rachis puberulous; spikelets densely imbricate. Spikelet 2.0-2.5 mm long, sparsely pubescent; lower glume absent; upper glume mucronate or with an awn point up to 0.5 mm long; lower floret sterile, palea absent; upper lemma awn 0.1-0.5 mm long; anther 0.5-1.0 mm long.
Perennial, tufted, up to 1.2 m high. Leaf blades 80-300 mm long, 3-10 mm wide. Spikelets 2.0-2.5 mm long. Inflorescence branches few, appressed to main axis; lower glume apparently absent; upper glume with a mucro.