The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-6548, with some changes.

H Alnus occidentalis Dippel is a synonym of Alnus incana subsp. tenuifolia (Nutt.) Breitung

This name is a synonym of Alnus incana subsp. tenuifolia (Nutt.) Breitung.

The record derives from WCSP which reports it as a synonym (record 6548) with original publication details: Handb. Laubholzk. 2: 158 1892.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:9443-2.