Catalogue no.:	V-1111553
Taxon:	Potamogeton lucens L.
Label:	Potamogeton lucens f. ovalifolius
Family:	Potamogetonaceae
Collector:	Gustaf Tiselius
Exsiccate:	Tiselius, Potamog. Suec. exs. 54
Date:	1888 08 30
Country:	Sweden
Landskap:	Uppland
Socken:	Sigtuna
Locality:	in lacu Mälaren ad Rosersberg