Catalogue no.:	V-1110221
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton gramineus x perfoliatus
Family:	Potamogetonaceae
Collector:	Egil Baardseth
Date:	1937 08 21
Country:	Norway
Province:	Buskerud
District:	Hole
Locality:	Ögårdsvik, Steinsfjord