Catalogue no.:	V-1112469
Taxon:	Potamogeton obtusifolius Mert. & W.D.J.Koch
Label:	Potamogeton obtusifolius
Family:	Potamogetonaceae
Collector:	Gunnar Lohammar
Date:	1973 09 11
Country:	Sweden
Landskap:	Norrbotten
Socken:	Överluleå
Locality:	in Lake Svartbyträsket in a boatpassage /Swed. båtränna) at the village of Svartbyn (= 3.7 km SE of the church of Överluleå in the town of Boden)