Catalogue no.:	V-1113409
Taxon:	Potamogeton perfoliatus L.
Label:	Potamogeton perfoliatus
Family:	Potamogetonaceae
Collector:	Harry Smith
Date:	1906 07
Country:	Sweden
Landskap:	Uppland
Socken:	Värmdö
Locality:	Stockholms skärdgård: Värmdön, Kummelnäs