Catalogue no.:	V-1113139
Taxon:	Potamogeton pectinatus L.
Label:	Potamogeton pectinatus
Family:	Potamogetonaceae
Collector:	Sven O. Björkman
Collector no.:	1540
Date:	1947 08 12
Country:	Sweden
Landskap:	Hälsingland
Socken:	Rogsta
Locality:	i Arnöviken, nedanför Alderviksberget