Oenothera cockerellii Bartlett & DeVries Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Oenothera species Oenothera villosa Name Homonyms Oenothera cockerellii Bartlett ex de Vries Oenothera cockerellii Bartlett & DeVries