BUREAU OF PLANT INDUSTRY. 



Chief of Bureau, Beverly T. Galloway. 

 Assistant Chief of Bureau, Willlvm A. Tayloe. 

 Editor, J. E. Rockwell. 

 Chief Clerk, James E. Jones. 



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



scientific staff. 



Rodney H. True, Physiologist in Charge. 



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

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



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

 W. W. Eggleston, Assistant Botanist. 



S. C. Hood, G. F. Mitchell, and T. B. Young, Scientific Assistants. 

 Alice Henkel, A ssuitajit. 

 . G. A. Russell, Special Agent. 



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