A total of 14 species of Cladonia were found, of which four are new records: Cladonia latiloba and C. ochracea are new records to Paraná; C. merochlorophaea and C. polyscypha are new records to Santa Catarina. Most of the species were found both in restinga vegetation and on rocky shores. Cladonia flagellaris and C. litoralis were found only on rocky shores while C. merochlorophaea, C. polyscypha, C. signata and C. solida only in restinga vegetation. Identification key, descriptions, comments and illustrations are presented.
Coast; lichenized fungi; taxonomy