Fascicles 13 & 14 contain material from riverbanks and lakeshores in northern Sweden collected by G. E. Du Rietz 1956–1965 and worked up by Anders Nordin. They also contain collections from Australia, Austria, The Azores, Canary Islands, Costa Rica, Fiji, France, Lithuania, New Zealand, Norway, Peru, Sweden, and USA. A new combination, Neuropogon durietzii (Mot.) Articus & Moberg is presented. Material of the recently described species Dermatocarpon taminium (isotype) and Physcia jackii (isotype) is included.
2003. Vol. 34, 1-17 p.