⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-339832, and has not been changed.
This name is a synonym of Washingtonia robusta .
The record derives from WCSP which reports it as a synonym (record 339832
) with original publication details: Amer. J. Bot. 30: 233 1943.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:267789-2
.