Catalogue no.:	V-1127022
Taxon:	Polygonum arenastrum Boreau
Label:	Polygonum calcatum
Family:	Polygonaceae
Collector:	G. Öhrstedt
Date:	1917 08 30
Country:	Sweden
Landskap:	Jämtland
Socken:	Östersund
Locality:	in via urbis Östersund