References
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- Grout, A. J. (1928-40). Moss Flora of North America North of Mexico. Newfane. Lawton, E (1971). Moss Flora of the Pacific Northwest Nichinan.
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- Sunding, P. (1967). Studies in the distribution and ecology of the bryophytes of Gran Canaria. Nytt Mag. Bot. 14, 44 —67.
- A. C. CRUNDWELL, Department of Botany, The University, Glasgow, G12 8QQ. H. L. K. WHITEHOUSE, Botany School, Downing Street, Cambridge, CB2 3EA.