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