Poa tremula Lam. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Tabl. Encycl. 1: 185 (1791) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Eragrostis species Eragrostis multiflora Name Homonyms Poa tremula Stapf Poa tremula Schur Poa tremula Lam.