⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-6550, with some changes.

Alnus oregana Nutt. is a synonym of Alnus rubra Bong.

This name is a synonym of Alnus rubra Bong..

The record derives from WCSP which reports it as a synonym (record 6550) with original publication details: N. Amer. Sylv. 1: 9 1842.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:294971-1.