Arabis spathulata Nuttall ex Torrey & A.Gray Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Brassicales family Brassicaceae genus Lepidium species Lepidium crenatum Name Homonyms Arabis spathulata Walp. Arabis spathulata Nutt. Arabis spathulata Nuttall ex Torrey & A.Gray Arabis spathulata (Poir.) DC.