Catalogue no.:	V-1113492
Taxon:	Potamogeton perfoliatus L.
Label:	Potamogeton perfoliatus
Family:	Potamogetonaceae
Collector:	Herman Svenonius
Date:	1923 08 10
Country:	Sweden
Landskap:	Norrbotten
Socken:	Luleå
Locality:	Persöfjärden