Catalogue no.:	V-1111113
Taxon:	Potamogeton gramineus x perfoliatus
Label:	Potamogeton (gramineus x perfoliatus) var. subperfoliatus
Family:	Potamogetonaceae
Collector:	G.Einar Du Rietz
Date:	1908 07 17
Country:	Sweden
Landskap:	Uppland
Socken:	Stockholm
Locality:	Bromma socken. Minneberg