Potamogeton tenuifolius Raffin. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Potamogetonaceae genus Potamogeton species Potamogeton tenuifolius Name Homonyms Potamogeton tenuifolius F.Phil. Potamogeton tenuifolius Kunth Potamogeton tenuifolius Raf. Potamogeton tenuifolius Raffin.