Catalogue no.:	V-1113414
Taxon:	Potamogeton perfoliatus L.
Label:	Potamogeton perfoliatus
Family:	Potamogetonaceae
Collector:	Olof Östergren
Country:	Sweden
Landskap:	Uppland
Socken:	Össeby-Garn
Locality:	Össeby-Garn