⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-21195, and has not been changed.
This name is a synonym of Betula × caerulea Blanch..
The record derives from WCSP which reports it as a synonym (record 21195) with original publication details: Natural. Canad. 94: 230 1967.