This name is a synonym of Quercus × hispanica Lam..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 453727) with original publication details: Arbor. Frutic. Brit. 3: 1857 1838.
This name record (from WCSP) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Quercus cerris in version 1 of The Plant List.