In Britain, Diapensia is found only at a single site near Glenfinnan in Lochaber, the species' most southerly site in Europe.
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Although no new species to Britain had been discovered in Scotland since Victorian times, in 1950, the Arctic plant Koenigia islandica had been found on the Isle of Skye, and in 1952, Artemisia norvegica was found on Cùl Mòr.