Clethra alnifolia f. alnifolia Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ericales family Clethraceae genus Clethra species Clethra alnifolia Name Homonyms Clethra alnifolia var. alnifolia Clethra alnifolia f. alnifolia