Scandent woody rhizomatous bamboo, culms to 4m long, culm sheaths to 80mm long. Leaves to 160mm x 25mm, tomentose above & glabrous beneath. Terminal coflorescences to 300mm long with 1 subtending bract, purplish-green spikelets to 22mm long, glumes to 6mm x 2mm. Reddish-brown glabrous fruit 5.5mm x 1mm.