You selected Quercus takaoyamensis var. yokohamensis Makino. This is a synonym for:

Accepted scientific name:
Quercus yokohamensis (Makino) Makino ex H.Ohba (accepted name) 1 literature reference for Quercus yokohamensis (Makino) Makino ex H.Ohba
Synonyms:
Cyclobalanopsis takaoyamensis var. yokohamensis (Makino) Kudô & Masam. (synonym) 1 literature reference for Cyclobalanopsis takaoyamensis var. yokohamensis (Makino) Kudô & Masam.
Quercus takaoyamensis var. yokohamensis Makino (synonym) 1 literature reference for Quercus takaoyamensis var. yokohamensis Makino
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Fagales
Family Fagaceae
Genus Quercus
Distribution: Japan
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=175794&repSynonym_id=-9998&name_id=175794&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:f2a32330-29c1-102b-9a4a-00304854f820:ac2010