Setaria polystachya Schrad. ex Schult. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Setaria species Setaria macrostachya Name Homonyms Setaria polystachya Scheele Setaria polystachya Schrad. ex Schult. Setaria polystachya Schrad.