⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-21191, 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 21191
) with original publication details: Trudy Inst. Ekol. Rast. 69: 89 1969.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:107727-1
.