Potamogeton ×sparganiifolius Laest. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Potamogetonaceae genus Potamogeton species Potamogeton sparganiifolius Name Homonyms Potamogeton sparganiifolius Bab. Potamogeton ×sparganiifolius Laest. Potamogeton ×sparganiifolius Laest. ex Fr.