This name is a synonym of Quercus spinosa subsp. miyabei (Hayata) A.Camus.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 175434) with original publication details: Trans. Nat. Hist. Soc. Taiwan 34: 346 1944.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:60445985-2.
This name was in version 1 of The Plant List, record kew-175434, and has not been changed.