This name is a synonym of Quercus robur subsp. pedunculiflora (K.Koch) Menitsky.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 174787) with original publication details: Syn. Mitteleur. Fl. 4: 504 1911.
This name was in version 1 of The Plant List, record kew-174787, and has not been changed.