Catalogue no.:	V-1112362
Taxon:	Potamogeton obtusifolius Mert. & W.D.J.Koch
Label:	Potamogeton acutifolius Link
Family:	Potamogetonaceae
Collector:	G.A. Fröman
Date:	1882 08
Country:	Sweden
Landskap:	Uppland
Socken:	Vendel
Locality:	Vendelsjön