Catalogue no.:	V-1113696
Taxon:	Potamogeton polygonifolius Pourr.
Label:	Potamogeton polygonifolius
Family:	Potamogetonaceae
Collector:	Sixten Bergström
Date:	1912 08 18
Country:	Sweden
Landskap:	Dalsland
Socken:	Dalskog
Locality:	Teåker, Yxsjöbäcken