⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-21818, with some changes.
This name is a synonym of Betula pendula var. oycowiensis .
The record derives from WCSP which reports it as a synonym (record 21818
) with original publication details: Pflanzenr. IV, 61: 77 1904.