Two new lichenicolous fungi: an Opegrapha and a Plectocarpon species (Ascomycota: Roccellaceae) from Chile

摘要

Opegrapha invadens Etayo on Pannaria farinosa and Plectocarpon umeaustralis Etayo on corticolous Usnea sp. are described as new from southern Chile. During the austral summer, in January and February of 2005 and 2006, the author had the opportunity totravel to Navarino and several localities around Punta Arenas and Valdivia, mainly in Chile, with some localities in Argentina. Many species of lichens and lichenicolous fungi were collected and here two new species of lichenicolous Roccellaceae are described.