Poa supina Baumg., 1846 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Poa species Poa laxa Name Homonyms Poa supina Schrad. Poa supina Baumg., 1846 Poa supina Panz., 1812