CO^TExNTS. 



Page. 



Introductory statement 1 



Inventory 5 



Index of common and scientific names 87 



ILLUSTRATIONS. 



rage. 

 Plate I. The fire-lilj' of Victoria Falls. {Biiphane disticha (L. f.) Her- 

 bert, S. P. I, No. 4925G) IG 



II. The m'bulu, an East African shrub allied to the mock orange. 



{Cardiogyne afiieana Bureau, S. P. I. No. 49319) 16 



III. A latex-producing shrub from Mozambique. {Conopharyngia 



elegans Stapf, S. P. I. No. 49322) 24 



IV. An East African relative of the mangosteen. {Garcinia living- 



stonei T. Anders., S. P. I. No. 49462) 24 



V. A drought-resistant ornamental from Northern Rhodesia. 



{Oclwa polyncura Gilg., S. P. I. No. 49595) 58 



VI. A new relative of the Kafir orange. (Strychnos sp., S. P. I. 



No. 49599) 58 



VII. Fruits of the maululu from the Zambezi Basin. {Canthiumlan- 



ciflorum Hiern, S. P. I. No. 49608) 58 



VIII. A fruiting tree of the maululu. (Canthium lanciflorum Hiern, 



S. P. I. No. 49608) ^_- 58 



III 



