BUREAU OF PLANT INDUSTRY. 



B. T. Galloway, Chief of Bureau. 

 BOTANICAL INVESTIGATIONS AND EXPERIMENTS. 



SCIENTIFIC STAFF. 



Frederick V. Coville, Botanist. 



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V. K. Chesnut, Assistant Botanist in Charge of Investigations of Poisonous Plants. 



0. F. Cook, Botanist in Charge of Tropical Agriculture. 



Edgar Brown, Botanist in < 'In u-yc of Seed Laboratory. 



Lyster H. Dewey, Botanist in Charge of Tavist itj< it ions of Fiber Plants. 



Rodney H. True, Physiologist, Drug and Medicinal Plant Investigations. 



Carl S. Scofield, Expert on Cert dt». 



F. H. Hillman, Assistant Botanist, Seed Herbarium. 

 Joseph W. T. Dcvel, Assistant in Seed Laboratory. 



G. N. Collins, Assistant Botanist, Tropical Agric\dture. 

 William E. Safford, Assistant Curator, Tropical Agriculture, 

 W. R. Beattie, Assistant, Testing (garden: 



W. W. Tracy, Jr., Assistant, Variety Trials. 

 W. F. Wight, Assistant, Gpagfaphip Botany. 

 W. 0. Richtmann, Pharmacognostical. Expert. 



