⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2706906, with some changes.
This name is a synonym of Ceanothus integerrimus .
The record derives from WCSP (in review) which reports it as a synonym with original publication details: U.S. Expl. Exped., Phan. 17(2): 263 1874.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:50785-2
.