Perennial. Culms scandent; 200-400 cm long; 7-10 mm diam.; woody; without nodal roots. Culm-internodes terete; solid. Lateral branches dendroid. Branch complement in a clump. Leaf-sheaths deciduous; pilose. Ligule an eciliate membrane; truncate. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 4-8 cm long; 2-4 mm wide; chartaceous. Leaf-blade surface puberulous.