HABIT Perennial. Rhizomes short; pachymorph. Culms scandent; 500-700 cm long; woody; without nodal roots. Culm-internodes terete. Lateral branches dendroid. Branch complement several. Culm-sheath blade linear. Leaf-sheath auricles erect. Ligule an eciliate membrane. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate. INFLORESCENCE Synflorescence bractiferous; clustered at the nodes; in untidy tufts; with glumaceous subtending bracts; with axillary buds at base of spikelet; leafless between clusters. FERTILE SPIKELETS Spikelets comprising 5-7 fertile florets; with diminished florets at the apex. Spikelets ovate; subterete; 5-7 mm long; breaking up at maturity; disarticulating below each fertile floret. GLUMES Lower glume ovate. Lower glume apex obtuse. Upper glume ovate. Upper glume apex obtuse. FLORETS Fertile lemma ovate; without keel; 7 -veined. Apical sterile florets resembling fertile though underdeveloped. FLOWER Lodicules 3; membranous. FRUIT Caryopsis with adherent pericarp. DISTRIBUTION Australasia.