BUREAU OF PLANT INDUSTRY. 



Beverly T. Galloway, Cln<f uf l'>iir<<m. 



SEED AND PLANT INTRODITTK >N AND DISTRIBUTION. 



SCIENTIFIC STAFF. 



A. J. Pieters, Bot'iiilM in Charge. 

 David G. Fairchild, ^ffrmdtnml Explorer. 

 John E. W. Tracv, Expert. 

 George W. Oliver. Expert. 



