The IOS is currently managed by an Executive Board of five members: President, Vice-President, Secretary, Treasurer, and Assistant Secretary who are elected for a period of two years at the statutory General Meeting of Members held during the biennial Congress.


Len Newton

President:

Professor Len Newton, Department of Plant & Microbial Sciences, Kenyatta University
P.O. Box 43844, Nairobi 00100, Kenya
e-mail:


Reto Nyffeler

Vice-President:

Dr Reto Nyffeler, Institut für systematische Botanik
Zollikerstrasse 107, CH–8008 Zürich, Switzerland
e-mail:


David Hunt

Secretary:

Dr David Hunt
The Manse, Chapel Lane, Milborne Port, Sherborne, DT9 5DL, U.K.
e-mail:


Rainer Mecklenburg

Assistant Secretary (from June 2009):

Rainer Mecklenburg
Treeneblick 11, D-24852 Langstedt, Germany
e-mail:


Sara Oldfield

Treasurer (from November 2009):

Sara Oldfield, BGCI, Descanso House
199 Kew Road, Richmond, TW9 3AB, U.K.
e-mail:


Logo IOS
Rebutia (Weingartia) neocumingii

Rebutia (Weingartia) neocumingii Bolivia, Potosí
© Ingrid & Rainer Mecklenburg

Aloe perryi

Aloe perryi
Hamaderoh
© Joël Lodé

Melocactus levitestatus

Melocactus levitestatus
Brazil, Bahia
© Graham Charles