Amandinea cacuminum: A new combination (Physciaceae, lichenized Ascomycetes)

Rinodina cacuminum is found to possess curved, filiform conidia, lecanorine or lecideine apothecia, and a hyaline or pigmented hypothecium The species has previously been shown to have Bacidia-type asci and molecular data also indicate a closer relationship with the genus Amandinea than Rinodina. The species has a continuous, northern circumpolar distribution, R. milvina var. melanochlora is placed into synonymy.