Descurainia preauxiana (Webb) Webb Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Brassicales family Brassicaceae genus Descurainia species Descurainia preauxiana Name Homonyms Descurainia preauxiana (Webb) Webb ex O.E.Schulz Descurainia preauxiana Webb ex Christ, 1887 Descurainia preauxiana (Webb) Webb