Catalogue no.:	V-1114323
Taxon:	Potamogeton praelongus Wulfen
Label:	Potamogeton lucens L.
Family:	Potamogetonaceae
Collector:	G. Wahlenberg
Date:	1818 07 15
Country:	Sweden
Landskap:	Uppland
Socken:	Vaksala
Locality:	Upsala i Vitulvsbergsjö
Remarks:	Herb. Wahlenberg