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International Association of

Botanical and Mycological Societies

The International Association of

Botanical and Mycological Societies (IABMS)



Article 1. All members of Adhering Organizations are members of IABMS.


Article 2. Members pay no fee.


Article 3. Subject to the payment of any registration fee that may be decided by the Congress organizers, members are entitled to take part in IABMS General Assemblies, which normally take place every six years at the closing of International Botanical Congresses, and act on any motion presented there.



Article 4. The Board consists of a Chairman, a Secretary, ordinary members representing the Adhering Organizations, and the President of the current International Botanical Congress who will be replaced three years after a Congress by the President of the forthcoming Congress.


Article 5. Each Adhering Organization is entitled to designate one representative to serve on the IABMS Board. As long as no such delegate has been designated, the President, or in his absence the Secretary, or in the absence of both any other member of the Organization's governing board, will be entitled to serve as representative.


Article 6. The Board will meet at least every six years at International Botanical Congresses.


Article 7. The Board governs the IABMS and is authorized to take any and all relevant decisions, including changes of the present constitution and winding up of the Association.


Article 8. Each member of the Board has one vote. Decisions are taken by simple majority of the votes cast. A quorum will be the participation in the vote of one third of the Board members.



Article 9. The Board elects from within its own ranks a Chairman and a Secretary.  The Adhering Organization whose representative is selected to such office can delegate a second representative to the Board.


Article 10. The Chairman and Secretary shall hold office for six years at a time, and the Chairman shall not hold office for more than two consecutive terms.


Article 11. The officers will conduct the current business of the Association, including providing information to the Board and the organization of mail ballots.


Adhering Organizations

Article 12. Any Scientific Member of the International Union of Biological Sciences (IUBS) with an exclusive or prevalent interest in plant sciences is encouraged to be an Adhering Organization of IABMS.


Article 13. Adherence to IABMS is achieved by notification in writing to either of its Officers.


Article 14. Adherence to IABMS is terminated in the same way, or by disbanding of the Adhering Organization, or by its losing its IUBS membership status.



Article 15. IABMS promotes the exchange of information between its Adhering Organizations, and coordinates and furthers their aims and efforts, by all suitable means.


Article 16. IABMS shall encourage international scientific bodies with an interest in plant sciences that are not members of IUBS, to apply for Scientific Membership in the Union in order to be able to adhere to the Association.


Adopted by the Board of the International Association of Botanical and Mycological Societies (IABMS) meeting at Yokohama, Japan, 2 September, 1993.


Patrick S. Herendeen, Chair IABMS

Chicago Botanic Garden, Glencoe, Illinois, USA,

Jiří Kvaček, Secretary IABMS
Department of Palaeontology, National Museum, Prague, Czechia

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