Exploring the diversity of Caloplaca s. lat. lichen species in California mountain ranges
Abstract Over 1000 published species which are largely heterogenous in morphology were formerly grouped in the lichen genus Caloplaca s. lat. (Ascomycota, eloschistaceae). Although there is no complete monograph of the genus, many taxonomic studies have focused on specific geographical regions. Although a number of these studies have focused on species that exist in California, samples of putativ
