- McCarthy, P.M. and Mitchell, M.E. 1988. Lichens of the Burren Hills and the Aran Islands. Galway. Officina Typographica.
- ^ BBC: The Flowers of the Burren, County Clare, Ireland
- ^ A similar quote "The Burren affordeth not a piece of timber sufficient to hang a man, water in any one place to drown a man, or earth enough in any one part to bury him." can be found in "The Journal of Thomas Dineley", 1681, in the National Library of Ireland. Extracts from his journal, including his account of the Clare section of his journey, were published in the Journal of the Royal Society of Antiquaries, 6 (1867). These appear in an online in "The History and Topography of the County of Clare" by James Frost Part II. History of Thomond Chapter 28 Barony of Burren