Catalogue no.:	V-1121629
Taxon:	Polygonum arenastrum Boreau
Label:	Polygonum calcatum
Family:	Polygonaceae
Collector:	Erik Evers
Date:	1925 08 13
Country:	Sweden
Landskap:	Södermanland
Socken:	Trosa-Vagnhärad
Locality:	Lökholmen i Vagnhärad socken