⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2814447, with some changes.
This name is a synonym of Fremontodendron californicum (Torr.) Coult..
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Leafl. W. Bot. 10: 119 1964.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:105967-2.