Vicia exigua Nutt. ex Torr. & A.Gray Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fabales family Fabaceae genus Vicia species Vicia ludoviciana Name Homonyms Vicia exigua Nutt. ex Torr. & A.Gray Vicia exigua Nutt.