Catalogue no.:	V-1114916
Taxon:	Potamogeton berchtoldii Fieber
Label:	Potamogeton pusillus L.
Family:	Potamogetonaceae
Collector:	Robert Hartman
Date:	1875
Country:	Sweden
Landskap:	Gästrikland
Socken:	Gävle
Locality:	Gefle [Gävle], Harnäs station