⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2706847, with some changes.

Ceanothus perennis Pursh is a synonym of Ceanothus americanus L.

This name is a synonym of Ceanothus americanus L..

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Fl. Amer. Sept. 1: 167 1813.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:716919-1.