Clethra alnifolia var. alnifolia Dataset GBIF Backbone Taxonomy Rank VARIETY 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