Nasturtium sinuatum var. columbiae S.Watson Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Brassicales family Brassicaceae genus Rorippa species Rorippa columbiae Name Homonyms Nasturtium sinuatum var. columbiae S.Watson Nasturtium sinuatum var. columbiae Suksd. ex B.L.Rob. Nasturtium sinuatum var. columbiae Suksd.