Poa pratensis subsp. costata (Schumach.) Fr. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Poa species Poa pratensis Name Homonyms Poa pratensis var. costata (Schumach.) Fr. Poa pratensis subsp. costata (Schumach.) Fr. Poa pratensis subsp. costata (Schumach.) Andersson