Catalogue no.:	V-1112441
Taxon:	Potamogeton obtusifolius Mert. & W.D.J.Koch
Label:	Potamogeton obtusifolius
Family:	Potamogetonaceae
Collector:	Erik Collinder
Date:	1904 09 11
Country:	Sweden
Landskap:	Medelpad
Socken:	Njurunda
Locality:	Sörmingen