James, PW/ Henssen, A 1976: The morphological and taxonomic significance of cephalodia. - In: D. H. Brown, D. L. Hawksworth & R. H. Bailey (eds.): Lichenology: Progress and Problems. . Academic Press, London pp. 27-77. [RLL List # 95 / Rec.# 9276] Keywords: CEPHALODIA/ CHIMERAS/ MORPHOLOGY/ ANATOMY
Abstract: 9 plates. 5 figures. 2 tables.