Literature

Authorssort ascendingYearTitle
C. M. Wetmore1970The Lichen Family Heppiaceae in North America
J. Walter Thomson1997American Arctic Lichens II. The Microlichens
T. D. V. Swinscow, Krog H.1988Macrolichens of East Africa
H. J. M. Sipman, Raus T.2002An Inventory of the Lichen Flora of kalimnos and Parts of Kos (Dodecanisos, Greece)
H. J. M. Sipman2002The Lichens of Mainland Yemen
M. Schultz, Büdel B.2002Key to the genera of the Lichinaceae
M. Schultz, Büdel B.2003On the systematic position of the lichen genus Heppia
M. Schultz1998Studies on Lichens from southern Yemen (Arabian Peninsula)
M. Schultz2003The saxicolous and terricolous, cyanobacterial lichens of Socotra (Yemen, Indian Ocean)
M. Schultz2005Heppia arenacea and Lempholemma polycarpum, two new species from Southern Yemen and Socotra
M. Schultz2007On the identity of Anema dodgei, Psorotichia segregata and psorotichia squamulosa, three misunderstood cyanolichens from the southwestern United States
P. L. Nimis1993The Lichens of Italy: An annotated catalogue
T. H. Nash_, III, Ryan, B. D., Gries, C., Bungartz, F.2001Lichen Flora of the Greater Sonoran Desert Region
K. Marton, Galun M.1974A New Species of Heppia from the Arava Valley, Israel
T. H. Lumbsch, Huhndorf S. M.2007Outline of Ascomycota - 2007. [Classification Information]
J. W. Hinds, Hinds P. L.2007The Macrolichens of New England
O. Gilbert2000Lichens
R. B. Filson1988The lichen genera Heppia and Peltula in Australia
C. W. Dodge1965Lichenological Notes on the Flora of the Antarctic Continent and the Subantarctic Islands: VI. New Taxa from the Antarctic Continent and Adjacent Islands
G. Brown2002Saxicolous and terricolous lichens from the foothills of northern Oman
I. M. Brodo, Sharnoff, S. Duran, Laurie-Bourque, S., Sharnoff, S.2001Lichens of North America
2008Index Fungorum [taxonomy information]
2009ArtDatabanken Swedish Species Information Centre
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith