Vol. 051: Berg, C.C., R.W.A.P.Akkermans and E.C.H. van Heusden: Cecropiaceae: Coussapoa and Pourouma, with an introduction to the family. 1990. 93 figures. 208 p. gr8vo. Paper bd.

Contents: Introduction to the Family (C.C.Berg) (History and Circumscription of the Family/ Description of the Family/ Key to the Neotropiccal Genera/ Genus Description of Cecropia)/ Coussapoa (C.C.Berg and R.W.A.P. Akkermans) (Introduction/ Taxonomic History/ Morphology/ Anatomy (K.Bonsen)/ Distribution and Ecology/ Systematic Position of the Genus/ Systematic Arrangement of the Species/ Taxonomy (Generic Description/ Keys to the Species/ Treatments of the Species and Subspecies/ Unnamed Collections/ Names Not Included)/ Pourouma (C.C.Berg and E.C.H. van Heusden)/ Acknowledgements/ Literature Cited/ Numerical List of Taxa/ List of Exsiccatae/ Index of Vernacular Names/ Index of Scientific Names.