Lichens from Arsuk and Paamiut – Frederikshåb, South West Greenland

A total of 263 taxa of lichens are reported from two localities in South West Greenland. Peltigera britannica and Porpidia thomsonii are reported as new to West Greenland. 4 lichens are new to South West Greenland, viz. Bacidia bagliettoana, Baeomyces carneus, Caloplaca psoricida and Rhizocarpon subareolatum. A new taxon, Lecanora swartzii ssp. soralifera, is described. Geology, climate and vegetation of the localities are briefly treated.