Potamogeton minutissimus Mert. & W.D.J.Koch Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Potamogetonaceae genus Potamogeton species Potamogeton pusillus Name Homonyms Potamogeton minutissimus Mert. & W.D.J.Koch