Marsupella arctica, commonly known as Arctic rustwort, is a species of liverwort found in the Northern Hemisphere. It is present in Alaska and Greenland"Marsupella arctica" ZipcodeZoo. Retrieved 18 May 2008. and has a European distribution confined to Scotland and Svalbard. The Scottish population was first discovered in 1989 and is restricted to two sites in the Cairngorm mountains - the Lairig Ghru and Beinn a' Bhùird.Rothero, Gordon "Bryophytes", in Shaw, Philip and Thompson, Des (eds.) (2006) The Nature of the Cairngorms: Diversity in a changing environment. Edinburgh. The Stationery Office. . p. 200.
The species occupies montane and alpine habitats, and in Britain is classified as a "Vulnerable"."Threatened Bryophyte Database (TBDB)" British Bryophyte Society. Retrieved 17 May 2008.
References
External links Interactive map of the British distribution of Arctic Rustwort