Climbing clustering rattan palm to 20m, scandent stems. Leaf sheath with triangular spines to 2mm long, leaves to 600mm long with solitary claws, about 25 leaflets each side, leaflets to 180mm x 12mm armed with bristles. Male & female inflorescence to 1.25m long, rachillae to 60mm long, spathes armed with small spines. Fruit to 6mm diameter.