Epilobium acidulum Both. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Epilobium species Epilobium obscurum Name Homonyms Epilobium acidulum Both. Epilobium ×acidulum Borbás Epilobium ×acidulum Hausskn.