It is one of the largest palms in the world. Individuals have reached up to 25 m (82 ft) with stems up to 1.3 m (4.25 ft) in diameter. It is a fan palm (Arecaceae tribe Corypheae), with large leaves up to 5 m (16 ft) in diameter, with a leaf stem up to 4 m (13 ft), and up to 130 leaflets. 