Aira truncata Muhl. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Descr. Gram.: 83 (1817) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Sphenopholis species Sphenopholis obtusata Name Homonyms Aira truncata Muhl. Aira truncata Salzm. ex Trin. Aira truncata Salzm.