This name is a synonym of Betula pubescens Ehrh..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 21651) with original publication details: Memoranda Soc. Fauna Fl. Fenn. 65: 133 1989.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:951214-1.
This name was in version 1 of The Plant List, record kew-21651.