A Revision of European Saxicolous Species of the Genus Buellia De Not. And Formerly Included Genera

Abstract

A detailed taxonomic survey of the saxicolous European species of Buellia cased on a detailed survey and assessment ot tne important ieatures or me genus is presented. These include the conidia, the anatomy of the exciple, the spore wall pigmentation, ornamentation and internal wall thickening, as well as analysis of the lichen substances. As a result, 36 saxicolous species are recognized, of which Buellia griseosquamulata and B. longispora are new taxa and B. atrocinerella and B. parvula are new combinations. Buellia coniops, B. lecideina and B. punctata are transferred to the validated genus Amandinea. A key to 43 accepted species of Buellia, Amandinea and Hafellia is included. © 1993, The British Lichen Society. All rights reserved.