Catalogue no.:	V-1113448
Taxon:	Potamogeton perfoliatus L.
Label:	Potamogeton perfoliatus
Family:	Potamogetonaceae
Collector:	J.Ax. Nannfeldt
Collector no.:	18095
Date:	1963 08 09
Country:	Sweden
Landskap:	Hälsingland
Socken:	Ytterhogdal
Locality:	at lake Kyrksjön just S of the parish church