Catalogue no.:	V-1112013
Taxon:	Potamogeton natans L.
Label:	Potamogeton natans
Family:	Potamogetonaceae
Collector:	Herman A. Fröding
Date:	1913 08 02
Country:	Sweden
Landskap:	Värmland
Socken:	Sunne
Locality:	in lacu Björken