Castanea castanea subsp. pubinervis Sarg. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fagales family Fagaceae genus Castanea species Castanea crenata Name Homonyms Castanea castanea var. pubinervis Sarg. Castanea castanea subsp. pubinervis Sarg.