Piptatherum pungens (Torr.) Barkworth Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Piptatherum species Piptatherum pungens Name Homonyms Piptatherum pungens (Torr. ex Spreng.) Dorn Piptatherum pungens (Torr. ex Spreng.) Roshev.