Gilbert, OL 1983: The lichen flora of Derbyshire--supplement 2. - Naturalist108: 131-137. [RLL List # 123-38 / Rec.# 6637] Keywords: ENGLAND/ OWN/ LECIDEA/ VORARLBERGIA/ BRITISH ISLES
Abstract: [Annotated list of many species. New to Britain are Lecidea pernigra and Vorarlbergia renitens.]