Catalogue no.:	V-1113827
Taxon:	Potamogeton polygonifolius Pourr.
Label:	Potamogeton oblongus Viv.
Family:	Potamogetonaceae
Collector:	J. Lange
Date:	1846 08
Country:	Denmark
Province:	Jylland
Locality:	Hedemosen ved Husum
Remarks:	Herb. E. Fries marked 2