Catalogue no.:	V-1113509
Taxon:	Potamogeton perfoliatus L.
Label:	Potamogeton perfoliatus
Family:	Potamogetonaceae
Collector:	Sven O. Björkman
Date:	1944 08 19
Country:	Sweden
Landskap:	Lule lappmark
Socken:	Gällivare
Locality:	Muddus nationalpark, Muddusjaure