References
- Blockeel TL, Bosanquet SDS, Hill MO, Preston CD. 2014. Atlas of British and Irish bryophytes. The distribution and habitat of mosses and liverworts in Britain and Ireland. Vols. 1-2. Newbury: Pisces Publications.
- Hill MO, Preston CD, Smith AJE. 1991–1994. Atlas of the bryophytes of Britain and Ireland. Vols. 1-3. Colchester: Harley Books.
- Rodwell JS, editor. 1991–2001. British plant communities. Vols. 1–5. Cambridge: Cambridge University Press.