Oenothera maritima Nutt. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Tetrapteron species Tetrapteron graciliflorum Name Homonyms Oenothera maritima Nutt. ex Hook. & Arn. Oenothera maritima Nutt.