Catalogue no.:	V-1111119
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton x nitens Weber
Family:	Potamogetonaceae
Collector:	Gustaf Tiselius
Exsiccate:	Tiselius, Potamog. Scand. 10h
Date:	1882 07 30
Country:	Sweden
Landskap:	Uppland
Socken:	Norrtälje
Locality:	Norrtälje å