@article {49, title = {A new species of Bertiera Aubl. (Rubiaceae) in subgenus Bertierella discovered in Equatorial Guinea and Cameroon}, journal = {Adansonia}, volume = {27}, number = {2}, year = {2005}, note = {Cited Reference Count: 14 ref.EnglishUne nouvelle espece de Bertiera Aubl. (Rubiaceae) du sous-genre Bertierella decouverte en Guinee Equatoriale et au Cameroun.}, pages = {309-315}, type = {article}, abstract = {

A new species of Bertiera (Rubiaceae) from Equatorial Guinea and Cameroon, Bertiera rosseeliana Sonkd, Esono \& Nguembou, is described and illustrated here. This new species belongs to subgenus Bertierella and appears to be closely related to Bertiera naucleoides. It differs from this species, however, by the features stated in the diagnosis: glabrous leaf blade (not puberulous); calyx lobes shorter (2-3 not 7-8 mm); corolla tube longer (18-20 not 5-6 mm); fruits without pedicel.

}, keywords = {ACP Countries, Africa, Africa South of Sahara, angiosperms, Cameroon, Central Africa, corolla, Developing Countries, dicotyledons, Equatorial Guinea, eukaryotes, Francophone Africa, fruits, Least Developed Countries, new species, petals, plants, Rubiaceae, Rubiales, Spermatophyta, ZZ380Taxonomy and Evolution}, isbn = {1280-8571}, author = {Sonk{\'e}, B. and Esono, P. and Nguembou, K. C. and Stevart, T.} } @article {52, title = {A new dwarf Coffea (Rubiaceae) from southern Cameroon}, journal = {Botanical Journal of the Linnean Society}, volume = {151}, number = {3}, year = {2006}, note = {Times Cited: 7}, pages = {425-430}, abstract = {

A distinctive new species of dwarf monocaulous Coffea (Rubiaceae) from Cameroon is described and illustrated. Coffea mapiana is the second dwarf monocaulous known from Cameroon. Its diagnostic characters are elucidated and its taxonomic affinities are discussed; a conservation assessment is provided. (c) 2006 The Linnean Society of London, Botanical Journal of the Linnean Society, 2006, 151, 425-430.

}, isbn = {0024-4074}, author = {Sonk{\'e}, B. and Nguembou, K. C. and Davis, A. P.} } @article {17, title = {Do plant families with contrasting functional traits show similar patterns of endemism? A case study with Central African Orchidaceae and Rubiaceae}, journal = {Biodiversity and Conservation}, volume = {20}, number = {7}, year = {2011}, pages = {1507-1531}, keywords = {Orchids Africa}, author = {Droissart, V. and Sonk{\'e}, B. and Hardy, O. J. and Simo, M. and Taedoumg, H. and Nguembou, K. C. and Stevart, T.} }