Catalogue no.:	V-1113391
Taxon:	Potamogeton perfoliatus L.
Label:	Potamogeton perfoliatus
Family:	Potamogetonaceae
Collector:	Gunnar Lohammar
Date:	1970 08 04
Country:	Sweden
Landskap:	Uppland
Socken:	Rimbo
Locality:	sjön Trehörningens östra del