Catalogue no.:	V-1115090
Taxon:	Potamogeton berchtoldii Fieber
Label:	Potamogeton pusillus L.
Family:	Potamogetonaceae
Collector:	Veit Wittrock
Date:	1861 06 28
Country:	Norway
Province:	Vest-Agder
District:	Mandal
Locality:	Ydre Frekkerö