Potamogeton ×spathulatus Kirschl., 1836 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Potamogetonaceae genus Potamogeton species Potamogeton natans Name Homonyms Potamogeton ×spathulatus Schrad. ex W.D.J.Koch & Ziz Potamogeton ×spathulatus Schrad., 1814 Potamogeton ×spathulatus Kirschl., 1836 Potamogeton ×spathulatus Nyman