Catalogue no.:	V-1110278
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton gramineus L.
Family:	Potamogetonaceae
Collector:	R.F. Fristedt & J.Fr. Björnström
Date:	1852 08 17
Country:	Sweden
Landskap:	Torne lappmark
Socken:	Jukkasjärvi
Locality:	vid Vittangi i älven