Catalogue no.:	V-1112373
Taxon:	Potamogeton obtusifolius Mert. & W.D.J.Koch
Label:	Potamogeton obtusifolius
Family:	Potamogetonaceae
Collector:	Gustaf Löfgren
Date:	1874 08
Country:	Sweden
Landskap:	Uppland
Socken:	Knivsta
Locality:	Säbysjön