Quercus castanea var. prinoides (Willd.) Muhl. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fagales family Fagaceae genus Quercus species Quercus prinoides Name Homonyms Quercus castanea var. prinoides (Willd.) Muhl. ex Engelm. Quercus castanea var. prinoides (Willd.) Muhl.