⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-343053, with some changes.
This name is a synonym of Alnus incana subsp. incana .
The record derives from WCSP which reports it as a synonym (record 343053) with original publication details: Repert. Spec. Nov. Regni Veg. 10: 237 1911.