Poa biflora Retz. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Observ. Bot. 5: 19 (1789) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Eragrostis species Eragrostis japonica Name Homonyms Poa biflora Ferat ex Gillet & Magne Poa biflora Ferat ex Nyman, 1882 Poa biflora Retz. Poa biflora Ferat