Astragalus densifolius (Sm.) Torr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fabales family Fabaceae genus Astragalus species Astragalus nuttallii Name Homonyms Astragalus densifolius (Sm.) Torr. Astragalus densifolius Lam.