Catalogue no.:	V-1114530
Taxon:	Potamogeton praelongus Wulfen
Label:	Potamogeton praelongus Wulfen
Family:	Potamogetonaceae
Collector:	Hartwig Johnsen
Date:	1914 07 23
Country:	Norway
Province:	Oppland
District:	Sel
Locality:	Selsvand