Catalogue no.:	V-1111160
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton x nitens Weber
Family:	Potamogetonaceae
Collector:	R. Wensjoe
Date:	1803
Country:	Sweden
Landskap:	Uppland
Socken:	Håtuna
Locality:	Signildsberg