Oenothera hirsuta (Spach) Steud. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Oenothera species Oenothera speciosa Name Homonyms Oenothera hirsuta F.Meigen Oenothera hirsuta (Spach) D.Dietr. Oenothera hirsuta (Spach) Walp. Oenothera hirsuta (Spach) Steud.