Catalogue no.:	V-1114352
Taxon:	Potamogeton praelongus Wulfen
Label:	Potamogeton praelongus Wulfen
Family:	Potamogetonaceae
Collector:	Fr. Ahlberg
Date:	1876 08
Country:	Sweden
Landskap:	Uppland
Socken:	Åland
Locality:	Ålbo sjö