28o 



yielded only at the rate of two ounces per quart. Probably the 

 difference was due to collection in the former case during the dry 

 months and in the latter during the wet season. The value of the 

 rubber in 1890, was stated by Messrs. Silver to be 3 2d. per pound. 



Preparation of the Rubber — The rubber coagulates simply on ex- 

 posure to a dry atmosphere, but from experiments made, it is pro- 

 bable that the method described under Assam Rubber as the one 

 used on a large scale would prove the most succesful. 



Propagation — This plant may be propagated by seed or by cut- 

 tings. 



Information on Jamaica Milk Withe may be found in the Bulletin 

 of the Botanical Department, Jamaica, as follows : — No. 10, pp. 

 2-3 ; No. 21. pp. 3-4 ; 1894, pp. IO9-IIO. 



