Catalogue no.:	V-1110309
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton x nitens Weber
Family:	Potamogetonaceae
Collector:	P.T. Cleve
Date:	1856 06
Country:	Sweden
Landskap:	Gotland
Socken:	Fleringe
Locality:	Grindhammarträsk