Catalogue no.:	V-1114550
Taxon:	Potamogeton praelongus Wulfen
Label:	Potamogeton praelongus Wulfen
Family:	Potamogetonaceae
Collector:	O. Kyyhkynen
Date:	1941 08 01
Country:	Finland
Landskap:	Savonia borealis
Socken:	Pielavesi
Locality:	Jokijärvi, in lacu Jokijärvi prope ripam orientalem