Brassica laevigata Steven Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Brassicales family Brassicaceae genus Brassica species Brassica juncea Name Homonyms Brassica laevigata Lag. Brassica laevigata (L.) F.M.Bailey, 1893 Brassica laevigata Steven