Catalogue no.:	V-1112002
Taxon:	Potamogeton natans L.
Label:	Potamogeton natans
Family:	Potamogetonaceae
Collector:	Erik Asplund
Date:	1923 07 17
Country:	Sweden
Landskap:	Södermanland
Socken:	Nämdö
Locality:	Långvikskär