Potamogeton polygonifolius A.Benn. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Potamogetonaceae genus Potamogeton species Potamogeton parmatus Name Homonyms Potamogeton polygonifolius Pourr. Potamogeton polygonifolius A.Benn.