Catalogue no.:	V-1115191
Taxon:	Potamogeton gramineus × perfoliatus
Label:	Potamogeton × nitens f. maritimus
Family:	Potamogetonaceae
Collector:	Gustaf Tiselius
Exsiccate:	Tiselius, Potamog. Suec. exs. 42
Date:	1883 08 26
Country:	Sweden
Landskap:	Uppland
Socken:	Värmdö
Locality:	in provincia Södermanland, Värmdön, in sinu maris Rörsundsvik
Habitat:	In aqua alta et amara crescens
Remarks:	Vide notulam 42!
Attributes:	Foliis brevioribus, ovalibus, retusis