Aira nubigena Skottsb. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Acta Horti Gothob. ii. 208 (1926). Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Aira species Aira nubigena Name Homonyms Aira nubigena (Hillebr.) Hitchc. Aira nubigena Skottsb.