Australasia: Society of Australasian Lichenologists (SAL). Info: Dr. J. A. Elix, Dept. of Chemistry, The Australian National University, GPO Box 4, Canberra ACT 2601, Australia.

Central Europe: Bryologisch-Lichenologische Arbeitsgemeinschaft fr (BLAM). Info: Dr. Volker John,Pfalzmuseum fr Naturkunde, Hermann-Schfer-Strasse 17, D-67098 Bad Drkheim, Germany.

Czech & Slovak Republics: Bryological and Lichenologocal Section of the Czech Botanical Society:. Info: Dr. J. Liska, Institute of Botany, Academy of Sciences of the Czech Republic, CS-252 43 Pruhonice, Czech Republic.

Finland: Lichen Section, Societas Mycologica Fennica. Info: Dr. Teuvo Ahti, Department of Botany, P.O. Box 47, FIN-00014 University of Helsinki, Finland.

France: Association Francaise de Lichnologie(AFL). Info: Dr.Jean-Claude Boissire, Laboratoire de Biologie Vgtale, Route la Tour Dncourt, F-77300 Fontainebleau, France.

Great Britain: British lichen Society (BLS). Info: Secretary, Dr. O.W. Purvis, Botany Department, The Natural History Museum, Cromwell Road, London SW7 5BD, UK.

Italy: Societa'Lichenologica Italiana(SLI). Info: Secretary, Prof. Giovanni Caniglia, Dipartimento di Biologia, Via Orto Botanico 15,I-35123 Padova, Italia.

Japan: Lichenological Society of Japan(LSJ). Info: Dr. H. Harada, Natural History Museum and Institute, Chiba (CBM), Aobacho 955-2, Chuo-ku, Chiba 260, Japan.

The Netherlands: Bryologische en Lichenologische Werkgroep der KNNV (BLW). Info: Leo Spier. Kon. Arthurpad 8, NL-3813 HD Amersfoort, The Netherlands.

Nordic Countries: Nordisk Lichenologisk Forening (NLF). Info: Ulrik Schting. Botanical Institute, Dept. of Mycology and Phycology, . Farimagsgade 2 D, DK-1353 Kbenhavn K, Denmark.

North America: American Bryological and Lichenological Society (ABLS) Info: Dr. Robert S. EGAN, Biology Dept, University of Nebraska, Omaha, NE 68182-0072, USA.

North America, Northwest: Northwest Lichen Guild. Info: Dr. Bruce McCune, Dept. of Botany & Plant Pathology, Oregon State University, Cordley Hall 2082, Corvallis, OR 97331-2902, USA.

Poland: Lichenological Section of the Polish Botanical Society. (Polskie Towarzystwo Botanicaze). Secretary: Dr. W. Faltynowicz, Department of Plant Ecology, University Of Gdansk, ul. Czolgistow 46, 81-378 Gdynia, Poland.

Slovakia: Lichenological Working-Group of the Slovak Botanical Society. Info: Dr. Eva Lisica, Slovak National Museum, Vajansk nabr. 2, 814 36 Bratislava, Slovakia.

Spain: "Sociedad Espaola de Liquenologa (SEL)". Info: A. Gmez-Bolea, Dept. de Biologia Vegetal (Botanica), Fac. Biologia, Univ. de Barcelona, Avda. Diagonal 645, 08071 Barcelona, Spain.

Sweden: Svensk Liclienologisk Frening (SLF). Info: Dr. G. Thor, Department of Ecology and Environmental Research, Swedish University of Agricultural Sciences, P.O. Box 7072, S-750 07 Uppsala, Sweden.

Switzerland: Schweizerische Verinigung Fr Bryologie und Lichenologie (SVBL). Info: Ph. Clerc, Conservatoire et Jardin botaniques, Case postale 60, CH-1292 Chambsy/GE,

Switzerland.

USA, California: California Lichen Society. Info: Janet Doell. 1200 Brickyard Way, #302, Pt. Richmond, CA 94801, USA.