Catalogue no.:	V-1115169
Taxon:	Potamogeton gramineus L.
Label:	Potamogeton gramineus f. typicus
Family:	Potamogetonaceae
Collector:	Gustaf Tiselius
Exsiccate:	Tiselius, Potamog. Suec. exs. 20
Date:	1881 08 14
Country:	Sweden
Landskap:	Uppland
Socken:	Västra Ryd
Locality:	Ryd, in Tranbygge
Habitat:	In ripis rivorum crescens
Remarks:	Vide notulam 20!