@article {4984, title = {Molecular and morphological characterization of a new monotypic genus of Annonaceae, Mwasumbia, from Tanzania}, journal = {Systematic BotanySystematic Botany}, volume = {34}, number = {2}, year = {2009}, pages = {266-276}, author = {Couvreur, T.L.P and Van der Ham, R. W. J. M. and Mbele, Y.M. and Mbago, F. M. and Johnson, D. M.} } @article {84, title = {New species of Xylopia and Uvaria (Annonaceae) from Tanzania}, journal = {Novon}, volume = {9}, year = {1999}, pages = {55-60}, author = {Johnson, D. M. and Mwasumbi, L.B. and Mbago, F. M.} } @article {56, title = {Molecular and morphological characterization of a new monotypic genus of Annonaceae, Mwasumbia, from Tanzania}, journal = {Systematic Botany}, volume = {34}, number = {2}, year = {2009}, pages = {266-276}, author = {Couvreur, T.L.P. and Van der Ham, R. W. J. M. and Mbele, Y.M. and Mbago, F. M. and Johnson, D. M.} }