You selected Quercus wislizeni subsp. frutescens (Engelm.) A.E.Murray. This is a synonym for:

Accepted scientific name:
Quercus wislizeni var. frutescens Engelm. (accepted name) 1 literature reference for Quercus wislizeni var. frutescens Engelm.
Synonyms:
Quercus wislizeni subsp. frutescens (Engelm.) A.E.Murray (synonym) 1 literature reference for Quercus wislizeni subsp. frutescens (Engelm.) A.E.Murray
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Fagales
Family Fagaceae
Genus Quercus
Species Quercus wislizeni
Distribution: S. California, Mexico (N. Baja California)
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=175773&repSynonym_id=-9998&name_id=175773&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:25d55f8e-60a7-102d-be47-00304854f810:ac2010