⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2706682, and has not been changed.
This name is a synonym of Ceanothus purpureus subsp. divergens .
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Proc. Davenport Acad. Nat. Sci. 5: 173 1889.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:50671-2
.