Catalogue no.:	V-1113789
Taxon:	Potamogeton polygonifolius Pourr.
Label:	Potamogeton polygonifolius f. fluviatilis
Family:	Potamogetonaceae
Collector:	H. Hamberg
Date:	1892 07
Country:	Sweden
Landskap:	Värmland
Socken:	Kristinehamn
Locality:	Varnum socken,. Niklasdam [Niklasdamm]