Catalogue no.:	V-1127671
Taxon:	Polygonum arenastrum Boreau
Label:	Polygonum calcatum
Family:	Polygonaceae
Collector:	J.Ax. Nannfeldt
Collector no.:	15761
Date:	1923 08 19
Country:	Sweden
Landskap:	Uppland
Socken:	Uppsala
Locality:	Uppsala hamnen