Catalogue no.:	V-1110297
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton
Family:	Potamogetonaceae
Collector:	Gustaf Tiselius
Date:	1863 08 13
Country:	Sweden
Landskap:	Uppland
Socken:	Uppsala
Locality:	Gamla Uppsala, Ensta damm