Arabis purpurascens T.J.Howell Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Brassicales family Brassicaceae genus Arabis species Arabis oregana Name Homonyms Arabis purpurascens T.J.Howell ex Greene Arabis purpurascens T.J.Howell Arabis purpurascens C.Presl