Medium-sized climbing palm. Leaves to 1.6m long, spiny leaf-sheaths, spines to 6mm. About 50 leaflets each side to 250mm x 40mm. Male spadix to 1.5m long with spathe to 150mm long, spikelets to 70mm long with 20-23 flowers each side, male flowers to 3mm long. Axillary infructescence to 1.5m long, crest of spathels spiny.