Climbing palm. Leaf sheaths with triangular spines to 6mm x 1.5mm. Leaves to 300mm long with flagellum to 600mm long, 5-6 leaflets per side, mid-leaf leaflets to 260mm x 45mm. Pistillate inflorescence to 1.1m, bracts with reflexed spines to 2mm x 1mm, female rachillae with bracts to 2.5mm x 2mm. Pistillate flower with sepals to 2.5mm x 1.5mm, petals to 3mm x 1.5mm.