Climber to 15m+ .Leaf to 1m long, leaf sheath with spines to 20mm long, flagellum 4m long. Leaflets to 400mm x 100mm. Inflorescence to 280mm long armed with 3mm spines, rachillae to 50mm long, female flowers 5mm long. Fruit to 28mm x 14mm with 4mm long beak.