Catalogue no.:	V-1110179
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton x nitens Weber
Family:	Potamogetonaceae
Collector:	Robert Hartman
Date:	1870
Country:	Sweden
Landskap:	Gästrikland
Socken:	Valbo
Locality:	Trösken