Checklist of lichens from the Volcanic Rocks of Spain (Canary Islands excluded)

The dataset includes 3529 records of 395 species. It includes: (1) data from several field studies conducted in the volcanic area of the central zone (Campo de Calatrava) during the years 2021-2024; (2) records from collections made in 2006 in the Chafarinas Islands; and (3) bibliographic data from other volcanic areas of Spain (excluding the Canary Islands). In the central zone (basalts), 171 species have been identified; in the E-SE zone (basalts), 84 species; in the SE zone (mainly andesites), 146 species; in the NE zone (basalts), 108 species; on the Chafarinas archipelago (mainly andesites), 59 species; on the Columbretes Islands (basalts), 70 species; and on the Alborán Island, less studied, only 6 species have been identified. The checklist is annotated with information about the species, province, municipality, locality, geographical position, altitude, habitat type, collector’s name, date, and associated reference.