Catalogue no.:	V-1113633
Taxon:	Potamogeton polygonifolius Pourr.
Label:	Potamogeton polygonifolius
Family:	Potamogetonaceae
Collector:	p. Thorin
Date:	1872 07
Country:	Sweden
Landskap:	Småland
Socken:	Madesjö
Locality:	Knalltorp