Castanea sativa subsp. formosana Hayata Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fagales family Fagaceae genus Castanea species Castanea mollissima Name Homonyms Castanea sativa var. formosana Hayata Castanea sativa subsp. formosana Hayata