Literature

Authors	Year	Title
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.
M. Cheek	2009	Mussaenda epiphytica sp nov (Rubiaceae), an epiphytic shrub from cloud forest of the Bakossi Mts, western Cameroon
M. Cheek, Alvarez-Aguirre, M. - G., Grall, A., Sonké, B., Howes, M. - J. R., Larridon, I.	2018	Kupeantha (Coffeeae, Rubiaceae), a new genus from Cameroon and Equatorial Guinea.
M. Cheek, Bridson D.	2002	Two New Species of Psychotria (Rubiaceae) from Western Cameroon
M. Cheek, Corcoran, M., Horwath, A.	2008	Four new submontane species of Psychotria (Rubiaceae) with bacterial nodules from Western Cameroon
M. Cheek, Csiba L.	2000	A new species and a new combination in Chassalia (Rubiaceae) from western Cameroon
M. Cheek, Sonké B.	2004	Psydrax bridsoniana (Rubiaceae), a new species of tree from western Cameroon
M. Cheek, Sonké B.	2000	A new species of Oxyanthus (Rubiaceae-Gardeniinae) from western Cameroon
M. Cheek, Lachenaud O.	2013	Psychotria elephantina sp. nov. (Rubiaceae) an endangered rainforest shrub from Cameroon
M. Cheek, Sonké B.	2005	Two further new species of Psychotria (Rubiaceae) from western Cameroon
G. Dauby, Leal, M., Stevart, T.	2008	Vascular plant checklist of the coastal National Park of Pongara, Gabon
A. P. Davis, Figueiredo E.	2007	A checklist of the Rubiaceae (coffee family) of Bioko and Annobon (Equatorial Guinea, Gulf of Guinea)
A. P. Davis, Govaerts, R., Bridson, D. M., Ruhsam, M., Moat, J., Brummitt, N. A.	2009	A Global Assessment of Distribution, Diversity, Endemism, and Taxonomic Effort in the Rubiaceae
A. P. Davis, Sonké B.	2008	A new Argocoffeopsis (Coffeeae, Rubiaceae) from southern Cameroon: A. spathulata
S. Dessein, Lachenaud, O., Sonké, B.	2011	Colletoecema gabonensis, a third species of an unusual African genus of Rubiaceae
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
V. Droissart, Nguembou, C., Sonké, B., Stevart, T.	2007	Contribution des Orchidaceae et des Rubiaceae endémiques d’Afrique centrale atlantique à l’étude phytogéographique du Cameroun
V. Droissart, Sonké, B., Hardy, O., Couteron, P., Stévart, T.	2010	A new specimen database for Atlantic Central Africa (2): using Orchidaceae and Rubiaceae to explore endemism patterns in the sub-region
V. Droissart, Sonké, B., Hardy, O. J., Simo, M., Taedoumg, H., Nguembou, K. C., Stevart, T.	2011	Do plant families with contrasting functional traits show similar patterns of endemism? A case study with Central African Orchidaceae and Rubiaceae
V. Droissart, Lachenaud, O., Dauby, G., Dessein, S., Kamdem, G., K., C. Nguembou, Simo-Droissart, M., Stévart, T., Taedoumg, H., Sonké, B.	2019	Mine versus Wild: a plant conservation checklist of the rich Iron-Ore Ngovayang Massif Area (South Cameroon)
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.
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).
E. Figueiredo	2005	The Rubiaceae of Sao Tome e Principe (Gulf of Guinea): taxonomy and conservation
J. - P. Ghogue, Sonké, B., Thomas, L. P. Couvreur	2017	Taxonomic revision of the African genera Brieya and Piptostigma (Annonaceae).
R. Govaerts, Ruhsam, M., Andersson, L., Robbrecht, E., Bridson, D., Davis, A., Schanzer, I., Sonké, B.	2012	World Checklist of Rubiaceae
F. N. Hepper, Keay R. W. J.	1963	Rubiaceae
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.
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
F. Kuetegue, Sonké, B., Ameka, G. K.	2019	A checklist of rheophytes of Cameroon
O. Lachenaud, Harris D. J.	2010	Three new species of Chassalia and Psychotria (Rubiaceae) 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, Séné O.	2010	A new species of Psychotria (Rubiaceae) from southern 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
O. Lachenaud, Jongkind C.	2010	Three new or little-known Chassalia (Rubiaceae) species from west and central Africa
O. Lachenaud, Sonké B.	2015	Le genre Oxyanthus (Rubiaceae) en Afrique de l’Ouest: description d’une nouvelle espèce.
O. Lachenaud, Zemagho, L., Sonké, B.	2020	A synopsis of the Sabicea floribunda group (Rubiaceae) from Central Africa, including three new species.
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).
S. Malcomber, Taylor C. M.	2009	A systematic revision of Gaertnera (Rubiaceae, Gaertnereae)
S. Manel, Couvreur, T., Munoz, F., Couteron, P., Hardy, O., Sonké, B.	2014	Characterizing the Phylogenetic Tree Community Structure of a Protected Tropical Rain Forest Area in Cameroon.
D. F. R. Neuba, Lejoly, J., Sonké, B.	2006	A new Leptactina (Rubiaceae, Pavetteae) from Central African Republic: Leptactina deblockiae
C. Nguembou, Droissart, V., Stevart, T., Sonké, B.	2007	Distribution des Rubiaceae endémiques du Cameroun
C. Nguembou, Esono, P., Onana, J. Michel, Sonké, B.	2006	A new heterophyllous Bertiera (Rubiaceae) 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
S. Ntore, Lachenaud, O., Janssens, S., Dessein, S.	2009	Four New Pauridiantha Species (Rubiaceae) Reflect the Richness of Gabon's Rainforests
I. Parmentier, Stevart, T., Hardy, O. J.	2005	The inselberg flora of Atlantic Central Africa. I. Determinants of species assemblages
K. S. - H. Peh, Sonké, B., Séné, O., Djuikouo, M. - N., Nguembou, C., Taedoumg, H., Kouob, S., Lewis, S. L.	2014	Mixed-Forest Species Establishment in a Monodominant Forest in Central Africa: Implications for Tropical Forest Invasibility.
E. Petit	1966	Les espèces africaines du genre Psychotria L. (Rubiaceae) - II
E. Petit	1964	Les espèces africaines du genre Psychotria L. (Rubiaceae) - I
E. Petit	1964	Les espèces africaines du genre Psychotria L. (Rubiaceae)
E. Robbrecht	1988	Tropical woody Rubiaceae. Characteristic features and progressions. Contributions to a new subfamilial classification