Catalogue no.:	V-1111130
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton x nitens f. praelongifolius
Family:	Potamogetonaceae
Collector:	Gustaf Tiselius
Exsiccate:	Tiselius, Potamog. Suec. exs. 46
Date:	1886 08 04
Country:	Sweden
Landskap:	Jämtland
Socken:	Åre
Locality:	in lacu Gefsjön [Gevsjön]