Aira missurica Spreng. ex B.D.Jacks. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Index Kew. 1: 68 (1893) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Poa species Poa secunda Name Homonyms Aira missurica Spreng. ex B.D.Jacks. Aira missurica Spreng., 1828