Catalogue no.:	V-1110170
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton x nitens Weber
Family:	Potamogetonaceae
Collector:	Birger Lagerwall
Date:	1896 07
Country:	Sweden
Province:	Stockholms län
Landskap:	Uppland
Socken:	Lovö
Locality:	Drottningholm