Brassica japonica (Thunb.) Siebold 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 japonica (Thunb.) Siebold ex Miq. Brassica japonica Thunb. Brassica japonica Makino Brassica japonica (Thunb.) Siebold