Oenothera pinnatifida Steud. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Oenothera species Oenothera kunthiana Name Homonyms Oenothera pinnatifida Nutt. Oenothera pinnatifida Steud. Oenothera pinnatifida Torr. Oenothera pinnatifida Kunth