Literature

Authors	Year	Title
S. B. Janssens, Sonké, B., Lachenaud, O., Lemaire, B., Simo-Droissart, M., Smets, E.	2015	Morphology, molecular phylogenetics and biogeography of Impatiens akomensis (Balsaminaceae), a new species from Cameroon.
M. Simo-Droissart, Sonké, B., Droissart, V., Micheneau, C., Lowry, II, P. P., Hardy, O. J., Plunkett, G. M., Stévart, T.	2016	Morphometrics and molecular phylogenetics of Angraecum section Dolabrifolia (Orchidaceae, Angraecinae).
M. Cheek	2009	Mussaenda epiphytica sp nov (Rubiaceae), an epiphytic shrub from cloud forest of the Bakossi Mts, western Cameroon
O. Lachenaud, Droissart, V., Dessein, S., Stevart, T., Simo, M., Lemaire, B., Taedoumg, H., Sonké, B.	2013	New records for the flora of Cameroon, including a new species of Psychotria (Rubiaceae) and range extensions for some rare species
M. Simo-Droissart, Stévart, T., Sonké, B., Mayogo, S., Kamdem, N., Droissart, V.	2018	New taxonomic and conservation status of Ossiculum (Vandeae, Orchidaceae), a highly threatened and narrow-endemic angraecoid orchid from Central Africa.
B. Verdcourt	1987	Notes on African Rubiaceae - Vanguerieae
A. Faye, Pintaud, J. - C., Fls, W. J. Baker, Vigouroux, Y., Sonké, B., Couvreur, T. L. P.	2016	Phylogenetics and diversification history of African rattans (Calamoideae, Ancistrophyllinae).
L. Zemagho, Liede-Schumann, S., Sonké, B., Janssens, S., Lachenaud, O., Verstraete, B., Dessein, S.	2016	Phylogenetics of tribe Sabiceeae (Ixoroideae, Rubiaceae) revisited, with a new subgeneric classification for Sabicea.
A. Faye, Deblauwe, V., Mariac, C., Richard, D., Sonké, B., Vigouroux, Y., Couvreur, T. L. P.	2016	Phylogeography of the genus Podococcus (Palmae/Arecaceae) in Central African rain forests: Climate stability predicts unique genetic diversity.
M. Cheek, Lachenaud O.	2013	Psychotria elephantina sp. nov. (Rubiaceae) an endangered rainforest shrub from Cameroon
O. Séné, Cheek M.	2010	Psychotria monensis sp nov (Rubiaceae), a tree species from Cameroon
M. Cheek, Sonké B.	2004	Psydrax bridsoniana (Rubiaceae), a new species of tree from western Cameroon
F. N. Hepper, Keay R. W. J.	1963	Rubiaceae
B. Sonké, Pauwels L.	2005	Révision du genre africain Sherbournia G.Don (Rubiaceae, Gardenieae)
V. Droissart, Hardy, O., Sonké, B., Dahdouh-Guebas, F., Stevart, T.	2012	Subsampling Herbarium Collections to Assess Geographic Diversity Gradients: A Case-Study with endemic Orchidaceae and Rubiaceae in Cameroon
B. Sonké, Bidault, E., Droissart, V.	2015	Synopsis of the genus Massularia (Rubiaceae) with a new species from Central Africa.
B. Sonké, Simo, M., Dessein, S.	2009	Synopsis of the genus Mitriostigma (Rubiaceae) with a new monocaulous species from Southern Cameroon
L. Azandi, Stévart, T., Sonké, B., Simo-Droissart, M., Avana, M. - L., Droissart, V.	2016	Synoptic revision of the genus Cyrtorchis Schltr. (Angraecinae, Orchidaceae) in Central Africa, with the description of a new species restricted to submontane vegetation.
B. Sonké, Simo-K A.	1996	Systematic revision of the genus Rothmannia (Rubiaceae-Gardenieae) in Cameroon
L. Zemagho, Liede-Schumann, S., Lachenaud, O., Dessein, S., Sonké, B.	2017	Taxonomic revision of Sabicea subgenus Anisophyllae (Ixoroideae, Rubiaceae) from Tropical Africa, with four new species. Phytotaxa 293(1): 68 p. doi.org/10.11646/phytotaxa.293.1. Magnolia Press, Auckland, New Zealand.
J. - P. Ghogue, Sonké, B., Thomas, L. P. Couvreur	2017	Taxonomic revision of the African genera Brieya and Piptostigma (Annonaceae).
B. - J. Lissambou, Hardy, O. - J., Atteke, C., Stévart, T., Dauby, G., Mbatchi, B., Sonké, B., Couvreur, T. L. P.	2018	Taxonomic revision of the African genus Greenwayodendron (Annonaceae).
B. Verstraete, Lachenaud, O., Smeets, E., Dessein, S., Sonké, B.	2013	Taxonomy and phylogenetics of Cuviera (Rubiaceae–Vanguerieae) and reinstatement of Globulostylis with the description of three new species
B. Verstraete, Lachenaud, O., Smets, E., Dessein, S., Sonké, B.	2013	Taxonomy and phylogenetics of Cuviera (Rubiaceae–Vanguerieae) and reinstatement of Globulostylis with the description of three new species
I. Parmentier, Stevart, T., Hardy, O. J.	2005	The inselberg flora of Atlantic Central Africa. I. Determinants of species assemblages
E. Robbrecht, Manen J. F.	2006	The major evolutionary lineages of the coffee family (Rubiaceae, angiosperms). Combined analysis (nDNA and cpDNA) to infer the position of Coptosapelta and Luculia, and supertree construction based on rbcL, rps16, trnL-trnF<
E. Figueiredo	2005	The Rubiaceae of Sao Tome e Principe (Gulf of Guinea): taxonomy and conservation
O. Lachenaud, Jongkind C.	2010	Three new or little-known Chassalia (Rubiaceae) species from west and central Africa
O. Lachenaud, Jongkind C.	2010	Three new or little-known Chassalia (Rubiaceae) species from west and central Africa
O. Lachenaud, Harris D. J.	2010	Three new species of Chassalia and Psychotria (Rubiaceae) from West and Central Africa
B. Sonké, Couvreur T.	2014	Tree diversity of the Dja Faunal Reserve, southeastern Cameroon
E. Robbrecht	1988	Tropical woody Rubiaceae. Characteristic features and progressions. Contributions to a new subfamilial classification
M. Cheek, Sonké B.	2005	Two further new species of Psychotria (Rubiaceae) from western Cameroon
L. Zemagho, Lachenaud, O., Liede-Schumann, S., Deissen, S., Sonké, B.	2014	Two new Sabicea (Rubiaceae) species from West Central Africa: Sabicea bullata and Sabicea urniformis. Phytotaxa 173 (4): 285–292.
B. Sonké, Lachenaud O.	2016	Two new species of Oxyanthus D.C. (Rubiaceae) from Central Africa.
M. Cheek, Bridson D.	2002	Two New Species of Psychotria (Rubiaceae) from Western Cameroon
S. Mogue Kamga, Niangadouma, R., Stauffer, F. W., Sonké, B., Couvreur, T. L. P.	2018	Two new species of Raphia (Palmae/Arecaceae) from Cameroon and Gabon
C. Nguembou, Ewedje, D. K. E., Droissart, V., Stevart, T., Sonké, B.	2009	Une espèce nouvelle de Bertiera (sous-genre Bertierella, Rubiaceae) d’Afrique centrale atlantique
B. Sonké, Stoffelen P.	2004	Une nouvelle espèce de Coffea L. (Rubiaceae, Coffeeae) du Cameroun et quelques notes sur ses affinités avec les espèces voisines
G. Dauby, Leal, M., Stevart, T.	2008	Vascular plant checklist of the coastal National Park of Pongara, Gabon
R. Govaerts, Ruhsam, M., Andersson, L., Robbrecht, E., Bridson, D., Davis, A., Schanzer, I., Sonké, B.	2012	World Checklist of Rubiaceae
N. Scarcelli, Cubry, P., Akakpo, R., Thuillet, A. - C., Obidiegwu, J., Baco, M. N., Otoo, E., Sonké, B., Dansi, A., Djedatin, G., Mariac, C., Couderc, M., Causse, S., Alix, K., Chaïr, H., François, O., Vigouroux, Y.	2019	Yam genomics supports West Africa as a major cradle of crop domestication