⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-21753, with some changes.
This name is a synonym of Betula pendula var. pendula .
The record derives from WCSP which reports it as a synonym (record 21753
) with original publication details: Byull. Glavn. Bot. Sada 6: 54 1950.