Poa arenaria Retz. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Fl. Scand. Prodr.: 16 (1779) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Puccinellia species Puccinellia maritima Name Homonyms Poa arenaria Retz. Poa arenaria (L.) Willd. ex Spreng. Poa arenaria Lam., 1791 Poa arenaria (L.) Willd.