Potamogeton alpinus f. alpinus Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Potamogetonaceae genus Potamogeton species Potamogeton alpinus Name Homonyms Potamogeton alpinus subsp. alpinus Potamogeton alpinus var. alpinus Potamogeton alpinus f. alpinus