Catalogue no.:	V-1114328
Taxon:	Potamogeton praelongus Wulfen
Label:	Potamogeton praelongus Wulfen
Family:	Potamogetonaceae
Collector:	F. Ahlberg
Date:	1861
Country:	Sweden
Landskap:	Uppland
Socken:	Järlåsa
Locality:	Järlåsa