BUREAU OF PLANT INDUSTRY. 



Chief of Bureau, Beverly T. Galloway. 

 Assistant Chief of Bureau, G. Hauold Powell. 

 Editor, J. E. Rockwell. 

 Chief Clerk, James E. Jones. 



Drug-Plant, Poisonous-Plant, Physiological, and Fermentation Investigations. 



SCIENTIFIC STAFF. 



Rodney 11. True, PhysioloQist in Charge. 



A. B. Clawson, Heinrlch Hasselbring, C. Dwight Marsh, and W. W. Stockberger, 



Physiologists. 

 H. H. Bunzel, Jamos Thompson, and Walter Van Fleet, Experts. 

 Carl L. Alsberg, H. H. Bartlett, Otis F. Black, Frank Rabak, and A. V. Sievers, Chemical 



Biologists. 

 W. W. Eggleston, Alice Henkel, S. C. Hood, G. F. Mitchell, and T. B. Young, Assistants. 

 G. A. Russell, Special Agent. 



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