Gayophytum diffusum var. diffusum Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Gayophytum species Gayophytum diffusum Name Homonyms Gayophytum diffusum subsp. diffusum Gayophytum diffusum var. diffusum