Murray, C. W., Birks, H. J. B., & Murray, R. M. (1980). The botanist in Skye: Check-list of the plants of the islands of Skye and Raasay as known to the end of 1979 (second edition.). [London]: Botanical Society of the British Isles.

Murray, C. W., H. J. B. Birks, and R. M. Murray. The Botanist in Skye: Check-list of the Plants of the Islands of Skye and Raasay As Known to the End of 1979. second edition. [London]: Botanical Society of the British Isles, 1980.

Murray, C. W., H. J. B. Birks, and R. M. Murray. The Botanist in Skye: Check-list of the Plants of the Islands of Skye and Raasay As Known to the End of 1979. second edition. [London]: Botanical Society of the British Isles, 1980.