Catalogue no.:	V-1113365
Taxon:	Potamogeton perfoliatus L.
Label:	Potamogeton perfoliatus
Family:	Potamogetonaceae
Collector:	Axel Torssander
Date:	1899 08 04
Country:	Sweden
Landskap:	Södermanland
Socken:	Vårdinge
Locality:	sjön Sllen