Alyssum obtusifolium Steven Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Brassicales family Brassicaceae genus Alyssum species Alyssum obtusifolium Name Synonyms Alyssum tortuosum subsp. borzaeanum Stojan & Stef. Homonyms Alyssum obtusifolium Steven Alyssum obtusifolium Steven ex DC.