U. S. DEPARTMENT OF AGRICULTURE. 



BUREAU OF PLANT INDUSTRY— BULLETIN No. 49. 



B. T. GALLOWAY, Chief of Bureau. 



The Culture of the Central American Rubber Tree. 



BY 



O. F. COOK, 



Botanist in Charge op Investigations in Tropical Agriculture. 



BOTANICAL. INVESTIGATIONS AND EXPERIMENTS. 



Issued October 1, 1903. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 

 1903. 



