This name is a synonym of Quercus dumosa Nutt..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 172560) with original publication details: Man. Fl. Pl. Calif. 274 1923.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:215776-2.
This name was in version 1 of The Plant List, record kew-172560, and has not been changed.