Catalogue no.:	V-1114644
Taxon:	Potamogeton berchtoldii Fieber
Label:	Potamogeton pusillus [unranked] vulgaris
Family:	Potamogetonaceae
Collector:	Oscar Westöö
Date:	1852 07 06
Country:	Sweden
Landskap:	Gotland
Socken:	Källunge
Locality:	åen vid Börlunds
Remarks:	Herb. E. Fries