Ruthmery Pillco Huarcaya
Tropical botany and conservation
Botanical Project Coordinator -Osa Conservation
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.
Darién E. Prado
Neotropical dry forests, Argentine temperate & subtropical vegetation, Chaco & Espinal forests, genus Schinopsis
Botany, Agrarian Sciences, National University of Rosario & CONICET, Argentina
Prof. Hugh W. Pritchard
Tree seed & embryo biology, storage/cryopreservation & germination
Royal Botanic Gardens Kew, Wakehurst Place, UK
Esteban M. Martínez Salas
Herbario Nacional de México, Departamento de Botánica, Instituto de Biología, UNAM
Marie-Stéphanie Samain
Hydrangeaceae
Centro Regional del Bajío, Instituto de Ecología, A.C., Mexico
Dr. George E. Schatz
Annonaceae, Ebenaceae, Flora of Madagascar
Missouri Botanical Garden, USA
Prof. Peter A. Schmidt
German Dendrology Society
Hajo Schmitz-Kretschmer
Biologist, CITES, impact of international timber trade on conservation status of trees
Federal Agency for Nature Conservation, Germany
Kairkul Shalbukov
Kyrgyz Agrarian University, Kyrgyzstan