⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-21196, and has not been changed.
This name is a synonym of Betula × caerulea .
The record derives from WCSP which reports it as a synonym (record 21196
) with original publication details: Betula 1: 1 1904.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:32122-2
.