Title: Biblio RTF Export
Author: Biblio 7.x

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

M.  Schultz and Büdel, B., ?Key to the genera of the Lichinaceae?, The Lichenologist, vol. 34, pp. 39-62, 2002.

M.  Schultz and Büdel, B., ?On the systematic position of the lichen genus Heppia?, The Lichenologist, vol. 35, pp. 151-156, 2003.

?Index Fungorum [taxonomy information]?, 2008.