LIST OF ILLUSTRATIONS 



FAQB 



Diagrams illustrating Different Tapping Systems . 67 

 Diagrams showing Fluctuations in the Price of Fine 

 Hard Para and Plantation Para during 1911 

 and 1912 96 



Diagram showing Fluctuations in the Price of African 



Rubbers during 1911 and 1912 . . . .99 



FAOma FAQB 



Plate I. Fig. 1. Types of Rubber as prepared by 



Natives ....... 74 



Fig. 2. Types of Plantation Rubber . 74 



Plate II. Hevea hrasiliensis, MtiXL. Arg., the Para 



Rubber Tree ....... 102 



Plate III. Para Trees at Tarquah, Gold Coast . 114 

 Plate IV. Tapping Para Trees in Malaya . . .122 



Plate V. Manihot Qlaziovii, MiJll. Arg., the Ceara 



Rubber Tree . . . . . . .138 



Plate VI. Ceara Trees in the East Africa Pro- 

 tectorate ........ 145 



Plate VII. Funtumia elastica. Staff, the African 



Rubber Tree ... . . . . .161 



Plate VIII. Funtumia Trees at Tarquah, Gold Coast 170 



Plate IX. Funtumia Trees in Southern Nigeria, 



showing Methods of Tapping . . . .172 



Plate X. Landolphia Rubber Vines : L. owariensis, 



Beauv., and L. Kirkii, Dyer .... 188 



Plate XL Plants yieldingRoot Rubber : Landolphia 

 Thollonii, Dewevbe, and Glitandra henriquesiana 

 K. ScHUM „ . . .190 



Plate XII. Fig. 1. Landolphia Vine showing Habit 



of Growth . . . . . .192 



Fig. 2. Landolphia Vine showing Large 

 Unhealed Tapping Scars . . .192 



