Catalogue no.:	V-1113673
Taxon:	Potamogeton polygonifolius Pourr.
Label:	Potamogeton polygonifolius
Family:	Potamogetonaceae
Collector:	Erik Almquist
Date:	1936 07 30
Country:	Sweden
Landskap:	Bohuslän
Socken:	Lysekil
Locality:	Tröde myr