References
- Cope, T. & Gray, A. 2009. Grasses of the British Isles. London: Botanical Society of Britain and Ireland.
- Sell, P. & Murrell, G. 1996. Flora of Great Britain and Ireland. Volume 5. Butomaceae – Orchidaceae. Cambridge: Cambridge University Press.
- Stace, C.A. 2010. New flora of the British Isles. 3rd ed. Cambridge: Cambridge University Press [reprinted with corrections and minor updates in 2011].
- Watson, P.J. 1958. The distribution in Britain of diploid and tetraploid races within the Festuca ovina group. The New Phytologist, 57: 11–18. doi: 10.1111/j.1469-8137.1958.tb05914.x
- Wilkinson, M.J. & Stace, C.A. 1991. A new taxonomic treatment of the Festuca ovina L. aggregate (Poaceae) in the British Isles. Botanical Journal of the Linnaean Society, 106: 347–397. doi: 10.1111/j.1095-8339.1991.tb02298.x