Scandent bamboo to 6m, glabrous stems. Glabrous leaf sheaths, leaves 280mm x 54mm sparsely pilose beneath. Pseudospicules to 13mm with 2-3 glabrous bracts 2mm long, spikelets to 18mm long, upper glume to 7.5mm long, fertile lemma to 10mm long, 3 lodicules. Glabrous fruit 8mm long.