BUREAU OF PLANT INDUSTRY. 



B. T. Galloway, Chief of Bureau. 

 BOTANICAL INVESTIGATIONS AND EXPERIMENTS. 



SCIENTIFIC STAFF. 



Frederick V. Coville, Botanist. 



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



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



Lyster H. Dewey, Botanist in Charge of Investigations of Fiber Plants. 



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



Edgar Brown, Botanist in Charge of Seed Laboratory. 



Carl S. Scofield, Expert, drain Investigations. 



<!. N. Collins, Assistant Botanist, Tropical Agriculture. 



William E. Safford, Assistant Curator, Tropical Agriculture. 



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



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



W. R. Beattie, Assistant, Testing Garden. 



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



AY. F. Wight, Assistant, Geographic Botany. 



W. O. Richtmann, Pharmacognosticcd Expert. 



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