Oenothera biennis var. hirsutissima A.Gray Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Oenothera species Oenothera elata Name Homonyms Oenothera biennis var. hirsutissima A.Gray ex S.Watson Oenothera biennis var. hirsutissima A.Gray