Aira caespitosa Banks & Sol. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Poa species Poa alopecurus Name Homonyms Aira caespitosa Muhl. Aira caespitosa L. Aira caespitosa Banks & Sol. ex Hook.f. Aira caespitosa Banks & Sol.