CiiAP. III. CHINCHONA-CULTIVATION. 59 



valuable species in Java, and after six years they had only 

 increased their stock to seven thousand plants. It will pre- 

 sently be seen that far greater results were attained in India 

 within eighteen mouths of the first introduction of the cliin- 

 choua-plants. 



Yet, so great are the difiSculties of this most imjDortant un- 

 dertaking, that, in spite of the comparative failure in Java, 

 the highest praise and admiration are due both to M. Hass- 

 karl and to his successors. They have devoted great abihty, 

 no ordinary amount of scientific knowledge, and untiring per- 

 severance to this good work ; and, now that they have 

 received plants of other really valuable sjiecies from India, 

 there is a prospect that the chinchona cultivation in Java 

 may eventually attain such a measure of success as will 

 (3ntitle ]3r. Junghuhn and Dr. de Vry to the gratitude of 

 their countrymen.^ 



^ Dr. Junghuhn has pubUshed two 1 for July and August, 1860. I have 

 veiy mteresting reports on tlie cultiva- | caused these rei^orts to be translated 



tion of the chiuchona-plants hi Java, in 

 the Bonplandla, a German botanical 

 joiu-nal : the first m Nos. 4 and 5 of 

 1858, and the second in the numbers 



and circulated for the information of 

 those who are intrusted with, or inte- 

 rested in, tlie cliinchona cultivation in 

 India or Ceylon. 



