[1
]Landscape Ecology and Plant Production Systems Unit, Université libre de Bruxelles,
CP264-2 , B-1050 Bruxelles, Belgium
[2
]BIOSE Department, Gembloux Agro-Bio Tech, Université de Liège , B-5030 Gembloux, Belgium
[3
]Ecole Régionale post-universitaire d’Aménagement et de gestion Intégrés des Forêts
et Territoires tropicaux , Kinshasa, DR Congo
[4
]UMR AMAP, IRD , F-34000 Montpellier, France
[5
]UPR BSEF, CIRAD, Campus International de Baillarguet , F-34398 Montpellier, France
[6
]Environmental Change Institute, School of Geography and the Environment, University
of Oxford , Oxford, UK
[7
]Laboratory for Wood Biology and Xylarium, Royal Museum for Central Africa , Tervuren, Belgium
[8
]Ministère des Eaux, Forêts, Chasse et Pêche , BP 3314 Bangui, Central African Republic
[9
]Université de Bangui – Cerphameta , BP 1450 Bangui, Central African Republic
[10
]Department of Plant and Animal Sciences, University of Buea , P.O. Box 63, Buea, Cameroon
[11
]Laboratoire d’Evolution Biologique et Ecologie, Faculté des Sciences, Université libre
de Bruxelles , CP160-12, Brussels, Belgium
[12
]Centre de Formation et de Recherche en Conservation Forestière (CEFRECOF), Wildlife
Conservation Society , Kinshasa, DR Congo
[13
]National Herbarium , P.O BOX 1601, Yaoundé, Cameroon
[14
]CIFOR, Central African Regional Office , P.O. Box 2008 Messa, Yaoundé, Cameroon
[15
]Lukuru Wildlife Research Foundation , Kinshasa, Gombe, DR Congo
[16
]Wildlife Conservation Society - DRC Program , Kinshasa, DR Congo
[17
]CTFS-ForestGEO, Department of Botany, MRC 166, Smithsonian Institution , P.O. Box 37012, Washington, DC 20013-7012, USA
[18
]Behavioural Biology Unit, University of Liege , Liege, Belgium
[19
]Conservation Biology Unit, Royal Belgian Institute of Natural Sciences , Brussels, Belgium
[20
]Department of Primatology, Max Planck Institute for Evolutionary Anthropology , Leipzig, Germany
[21
]Plant Systematic and Ecology Laboratory, Department of Biology, University of Yaounde
1 , Yaounde, Cameroon
[22
]Missouri Botanical Garden, Africa and Madagascar Department , St Louis, MO, USA
[23
]Department of Botany and Plant Pathology, Oregon State University, Corvallis , OR 97331, USA
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