Catalogue no.:	V-1113715
Taxon:	Potamogeton polygonifolius Pourr.
Label:	Potamogeton polygonifolius
Family:	Potamogetonaceae
Collector:	Markus Hulth
Date:	1881 08
Country:	Sweden
Landskap:	Östergötland
Socken:	Häradshammar
Locality:	Billingen