Catalogue no.:	V-1113326
Taxon:	Potamogeton perfoliatus L.
Label:	Potamogeton perfoliatus
Family:	Potamogetonaceae
Collector:	G.A. Westfeldt
Date:	1918 07 18
Country:	Sweden
Landskap:	Västergötland
Locality:	Viskan, Rya-Stamp