Catalogue no.:	L-641485
Taxon:	Rhizocarpon frigidum
Label:	Rhizocarpon geographicum var. atrovirens
Family:	Lichenes
Collector:	A.H. Magnusson
Collector no.:	3742
Date:	1919 07 29
Country:	Norway
Province:	Sør-Trøndelag
District:	Røros
Locality:	Skaarhammerdalen