Title: Biblio RTF Export
Author: Biblio 7.x

O. W.  Purvis, Moore, D. M., Coppins, B. J., Hawksworth, D. L., and James, P. W., The Lichen Flora of Great Britian and Ireland. London: Natural History Museum Publications, 1992.

P. L.  Nimis, The Lichens of Italy: An annotated catalogue, vol. 12. Torino: , 1993.

O.  Gilbert, Lichens. London: HarperCollins, 2000, p. 288.

J. Walter Thomson, American Arctic Lichens II. The Microlichens. Madison: The University of Wisconsin Press., 1997.

P. M.  McCarthy, ?Checklist of the Lichens of Australia and its Island Territories?, Australian Biological Resources Study, Canberra., 2010.

?Index Fungorum [taxonomy information]?, 2008.

T.  H. Lumbsch and Huhndorf, S. M., ?Outline of Ascomycota - 2007. [Classification Information]?, Myconet, vol. 13, pp. 1-58, 2007.