Catalogue no.:	V-1114933
Taxon:	Potamogeton berchtoldii Fieber
Label:	Potamogeton pusillus L.
Family:	Potamogetonaceae
Collector:	Gunnar Lohammar
Date:	1936 08 01
Country:	Sweden
Landskap:	Hälsingland
Socken:	Söderala
Locality:	Ålsjön