Catalogue no.:	V-1110250
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton gramineus x perfoliatus
Family:	Potamogetonaceae
Collector:	Olof Fortelius
Date:	1951 09 01
Country:	Finland
Landskap:	Nylandia
Socken:	Tammisaari
Locality:	Oppidum Ekenäs, in agrum viarum viae Pijoviken och Björknäs