Heterostegon curtipendulus (Michx.) Schwein. ex Hook.f. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Bouteloua species Bouteloua curtipendula Name Homonyms Heterostegon curtipendulus (Michx.) Schwein. ex Hook.f. Heterostegon curtipendulus (Michx.) Schwein.