Oenothera pulchella H.Lév. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Clarkia species Clarkia pulchella Name Homonyms Oenothera pulchella (Pursh) E.H.L.Krause Oenothera pulchella H.Lév.