Oenothera rubicunda Durand Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Clarkia species Clarkia arcuata Name Homonyms Oenothera rubicunda Torr. & A.Gray Oenothera rubicunda Durand Oenothera rubicunda (Lindl.) Hook. & Arn.