RUBBER AND 



Manihot Glaziovii. 



This species, the source of Ceara rubber, extends 

 over a wide area in North-Eastern Brazil. It is adapted 

 to a drier climate than Hevea, and flourishes on a dry 

 and rocky soil up to an altitude of about 4000 feet The 



A. Leaves. 



Fig. i. Manihot Glaziovii. 

 B. Inflorescence. C. Female flower. 



plant is comparatively shrubby, branching close to the 

 ground and rarely exceeding 30 feet in height The 

 bark has a hard surface, and readily peels off from the 

 trunk like that of a cherry or birch tree. 



Tapping is therefore a more difficult process than in 

 the case of Hevea, although the latex and rubber 



