652 



1JOTANY 



PART II 



W. flavescens, and other species of this Malayan genus of liaues are also rubber- 



Kic. 7.0. Strychnos nux voniirn (\ nat. size). Fruit and seed whole 

 and in cross section. OFFICIAL and Poisoxovs. 



FIG. 721. Gentiaita lutca. and h, Kl(i\vci-linds(n:it. sixr). sliowinj; 

 calyx () and twisted corolla (/<) ; c, transverse section of ovary. 

 OFFICIAL. (After BERI^ and SI-HMIDT.) 



KII^. T'J-J. F.rythraea cen- 

 tin: ,-iii in. (i nat. size.) 



yielding plants. Gutta-percha is present in the latex of Tnh, , -mx iitmttuna Donnell 

 Smithii, which is used as a shade-tree on coffee plantations in Central America. 



