Epimedium youngianum var. niveum Stern Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ranunculales family Berberidaceae genus Epimedium species Epimedium youngianum Name Homonyms Epimedium youngianum var. niveum Stern Epimedium youngianum subsp. niveum Sternb.