Global Tree Specialist Group Members

The IUCN/SSC Global Tree Specialist Group (GTSG) has over 80 expert members from botanic gardens, herbaria, universities and both governmental and non-governmental organisations.  Find out more about the specialists who help to inform the conservation work we carry out.

Prof. Gregor Kozlowski

Conservation biology and biogeography of relict trees, particular focus on Juglandaceae and genus Zelkova (Ulmaceae)

University of Fribourg, Switzerland

Dr. Greg Leach

Rare and threatened flora of the Northern Territory

Charles Darwin University

Jose Ledis Linares

Tropical trees, especially from Southern of Mexico and Northern Central America

Universidad Nacional Autonoma de Honduras - CURLA

Charlotte Lusty

Plant Genetic Resources ex situ conservation and use, globally threatened trees

Global Crop Diversity Trust

Dr. Marion MacKay

Massey University, New Zealand