You selected Quercus undulata var. vaseyana (Buckley) Rydb. This is a synonym for:

Accepted scientific name:
Quercus vaseyana Buckley (accepted name) 1 literature reference for Quercus vaseyana Buckley
Synonyms:
Quercus pungens subsp. vaseyana (Buckley) A.E.Murray (synonym) 1 literature reference for Quercus pungens subsp. vaseyana (Buckley) A.E.Murray
Quercus pungens var. vaseyana (Buckley) C.H.Mull. (synonym) 1 literature reference for Quercus pungens var. vaseyana (Buckley) C.H.Mull.
Quercus sillae Trel. (synonym) 1 literature reference for Quercus sillae Trel.
Quercus undulata var. vaseyana (Buckley) Rydb. (synonym) 1 literature reference for Quercus undulata var. vaseyana (Buckley) Rydb.
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Fagales
Family Fagaceae
Genus Quercus
Distribution: Texas to NE. Mexico
Additional data: -
Source database: World Checklist of Selected Plant Families, 27 Nov 2009
Latest taxonomic scrutiny: Govaerts R., 11-Nov-2003
Online resource: http://apps.kew.org/wcsp/namedetail.do?accepted_id=175668&repSynonym_id=-9998&name_id=175668&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:25d54f62-60a7-102d-be47-00304854f810:ac2010