⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2706735, with some changes.
This name is a synonym of Ceanothus griseus (Trel. ex B.L.Rob.) McMinn.
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Ceanothus 210 1942.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:50699-2.