Oenothera ×wienii Renner Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Oenothera species Oenothera wienii Name Homonyms Oenothera ×wienii Renner ex Rostanski Oenothera ×wienii Renner