Slender climbing rattan palm, scandent stem to 8m. Leaf sheaths with triangular spines to 5mm long. Leaf with flagellum to 1.2m. Leaves to 800mm with scattered spines on margins & upper surface, solitary claws beneath, bristly leaflets to 250mm x 120mm, up to 40 per side. Female spadix to 850mm, male spadix similar, rachillae to 40mm long, flowers to 4mm x 1mm. Fruit with greenish-brown scales