This name is a synonym of Quercus greggii (A.DC.) Trel..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 172994) with original publication details: J. Arnold Arbor. 25: 440 1944.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:215903-2.
This name was in version 1 of The Plant List, record kew-172994, and has not been changed.