Catalogue no.:	V-1114234
Taxon:	Potamogeton praelongus Wulfen
Label:	Potamogeton praelongus Wulfen
Family:	Potamogetonaceae
Collector:	Harlad Fries
Date:	1931 06 28
Country:	Sweden
Landskap:	Bohuslän
Socken:	Tanum
Locality:	Edsviks tjärn