Catalogue no.:	V-1112307
Taxon:	Potamogeton obtusifolius Mert. & W.D.J.Koch
Label:	Potamogeton obtusifolius
Family:	Potamogetonaceae
Collector:	Gunnar Lohammar
Date:	1941 08 16
Country:	Sweden
Landskap:	Södermanland
Socken:	Kila
Locality:	Stavsjöbruk, Stavsjön