Catalogue no.:	V-1112540
Taxon:	Potamogeton obtusifolius Mert. & W.D.J.Koch
Label:	Potamogeton obtusifolius
Family:	Potamogetonaceae
Collector:	Hans Luther
Date:	1947 07 16
Country:	Finland
Landskap:	Ostrobottnia ouluensis
Socken:	Hailuoto
Locality:	Ostrobottnia borealis, Karlö (= Hailuoto), Mäntyniemi
Habitat:	I lagun