California fan palm, desert fan palm, American cotton palm, cotton palm, Washington palm
Vascular – Exotic
Monocotyledonous Trees and Shrubs
Plants naturalising in New Zealand are either pure Washingtonia robusta or derived from hybrids between W. filifera and W. robusta.
Long-lived perennial tree which reproduces exclusively by seed. Fleshy fruits enclosing a hard nut are dispersed by birds and gravity.
Reason for introduction