Quercus aliena subsp. shaanxiensis W.H.Zhang Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fagales family Fagaceae genus Quercus species Quercus aliena Name Homonyms Quercus aliena var. shaanxiensis W.H.Zhang Quercus aliena subsp. shaanxiensis W.H.Zhang