forming. Culms semi-scandant to clambering, solid or fistulose. Sheath girdle
below node. Branch bud solitary, semi-circular to oval, slightly keeled towards
apex. Culm sheaths hard, auricled, thickened at the base. Inflorescence large
compound panicles, spikelets round congested heads from each node, borne on the
leafless primary branches. Spikelets small, 1-2 florets, if 1 then the other 1
rudimentary. Empty glumes 2, broad. Lemma similar to empty glumes. Lodicules 3,
ciliated. Stamens 6, filaments free. Ovary glabrous, style short, stigmas 3,
plumose. Fruit a large fleshy caryopsis, globose, depressed at the tip.