Andropogon purpurascens Muhl. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Schizachyrium species Schizachyrium scoparium Name Homonyms Andropogon purpurascens Muhl. ex Willd. Andropogon purpurascens Muhl.