This name is a synonym of Quercus pacifica Nixon & C.H.Müll..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 172572) with original publication details: Ill. W. Amer. Oaks 36 1889.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:215787-2.
This name was in version 1 of The Plant List, record kew-172572, and has not been changed.