Catalogue no.:	L-641527
Taxon:	Arthonia
Label:	Arthonia
Family:	Lichenes
Collector:	Rolf Santesson
Collector no.:	5410
Date:	1941 01 03
Country:	Chile
Province:	Magallanes
Locality:	Tierra del Fuego, Porvenir. Laguna de los Cisnes (a saltlake, about 2.8 percent salinity)
Habitat:	On stones on the shore