Issued December 7, 1912. 



U. S. DEPARTMENT OF AGRICULTURE. 



BUREAU OF PLANT INDUSTRY— Circular No. 103. 

 B. T. GALLOWAY, Chief of Bureau. 



LIBRARY 



RAMIE. r^:s 



r \ . . ,-, 



<'>EN 



BY 



LYSTER H. DEWEY, 

 Botanist in Charge of Fiber Investigations. 



63432° Cir. 103 — 12 Washington : government printing office : 1012 



