Literature

Authors	Year	Title
B. Sonké, Simo-K A.	1996	Systematic revision of the genus Rothmannia (Rubiaceae-Gardenieae) in Cameroon
B. Sonké, Simo, M., Dessein, S.	2009	Synopsis of the genus Mitriostigma (Rubiaceae) with a new monocaulous species from Southern Cameroon
B. Sonké, Marie-Noel, D. K., Robbrecht, E.	2007	Calycosiphonia pentamera sp nov (afrotropical Rubiaceae) from the 'Lower Guinea' area
B. Sonké, Nguembou, K. C., Davis, A. P.	2006	A new dwarf Coffea (Rubiaceae) from southern Cameroon
B. Sonké, Neuba, D., Kenfack, D., De Block, P.	2007	An extraordinary new rheophyte in the genus Leptactina (Rubiaceae, Pavetteae) from Rio Muni (Equatorial Guinea)
B. Sonké, Esono, P., Nguembou, K. C., Stevart, T.	2005	A new species of Bertiera Aubl. (Rubiaceae) in subgenus Bertierella discovered in Equatorial Guinea and Cameroon
B. Sonké, Dessein, S., Taedoumg, H., Groeninckx, I., Robbrecht, E.	2008	A new species of Colletoecema (Rubiaceae) from southern Cameroon with a discussion of relationships among basal Rubioideae
B. Sonké, Bridson D. M.	2001	A new species of Aulacocalyx (Rubiaceae, Aulacocalyceae) from south-western Cameroon
B. Sonké	2000	A new species of Rothmannia (Rubiaceae, Gardenieae) from Banyang Mbo (Cameroon)
D. F. R. Neuba, Lejoly, J., Sonké, B.	2006	A new Leptactina (Rubiaceae, Pavetteae) from Central African Republic: Leptactina deblockiae
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, 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
M. Cheek, Sonké B.	2000	A new species of Oxyanthus (Rubiaceae-Gardeniinae) from western Cameroon
M. Cheek, Sonké B.	2004	Psydrax bridsoniana (Rubiaceae), a new species of tree from western Cameroon