Phylogenetic studies of cyanobacterial lichens Filip Högnabba Botanical Museum Finnish Museum of Natural History University of Helsinki Finland Plant Biology Department of Biological and Environmental Sciences University of Helsinki Finland Academic dissertation To be presented with the permission of the Faculty of Biosciences of the University of Helsinki for public criticism in Auditorium XII of the University Main Building, Unioninkatu 34, on March 30th 2007 at 12 o'clock noon. Helsinki 2007 © Filip Högnabba (summary, articles III, IV) © International Association for Plant Taxonomy (article I) © The British Mycological Society (article II) © The Willi Hennig Society (article V) Cover layout: Patrik Högnabba Author’s address: Botanical Museum P.O. Box 7 FI-00014 University of Helsinki Finland e-mail:
[email protected] ISBN 978-952-92-1767-0 (paperback) ISBN 978-952-10-3798-6 (PDF) http://ethesis.helsinki.fi Yliopistopaino Helsinki 2007 Phylogenetic studies of cyanobacterial lichens Filip Högnabba This thesis is based on the following articles: I Myllys, L., Högnabba, F., Lohtander, K., Thell, A., Stenroos, S., Hyvönen, J. 2005. Phylogenetic relationships of Stereocaulaceae based on simultaneous analysis of beta-tubulin, GAPDH and SSU rDNA sequences. Taxon 54: 605- 618. II Högnabba, F. 2006. Molecular phylogeny of the genus Stereocaulon (Stereo- caulaceae, lichenized ascomycetes). Mycological Research 110: 1080-1092. III Högnabba, F., Stenroos, S., Thell, A., Myllys, L. Evolution of cyanobacterial symbioses in Ascomycota. Manuscript. IV Högnabba, F., Stenroos, S., Thell, A. Phylogenetic relationships and evolution of photobiont associations in Lobariaceae (Lecanoromycetes, Ascomycota). Manuscript. V Stenroos, S., Högnabba, F., Myllys, L., Hyvönen, J., Thell, A. 2006. High selectivity in symbiotic associations of lichenized ascomycetes and cyano- bacteria.