BUREAU OF PLANT INDUSTRY. Area 
B. T. Gattoway, Chief of Bureau. 
ALBERT F. Woops, Pathologist and Physiologist. 
F. V. Covi.Lue, Botanist. 
G. B. Brackett, Pomologist. 
F, Lamson-ScriBner, Agrostologist. 
VEGETABLE PATHOLOGICAL AND PHYSIOLOGICAL INVESTIGATIONS. 
ALBERT F. Woops, Pathologist and Physiologist. 
Erwin F. Smita, Pathologist, ia Charge of Laboratory of Plant Pathology. 
WaLter T, SwInGLe, Physiologist, in Charge of Laboratory of Plant I hysiology. 
Hereert J. Wepser, J hysiologist, in Charge of Laboratory of Ilant Breeding. 
Newton B. Pierce, Pathologist, in Charge of Pacific Coast Laboratory. 
HERMANN VON SCHRENK, Patho/og‘st, in Charge of Mississippi Valley Labor« fory. 
P. H. Rotrs, Expert and Special Agent, in Charge of Tropical Laboratory. 
M. B. Warts, Assistant Pathologist, in Charge of Investigations of Orchard Diseases. 
Mark A. CarLeTon, Cerealist. | 
C. O. Townsenn, Pathologist. ; 
B. M. Dvecar, Ficysiologist. . 
Grorce T. Moore, Physiologist. : 
Ropney H. True, Physiologist. | 
Marcts L. Froyp,! Tobacco Expert. 
T. H. Kearney, Assistant Physiologist. 
CoRNELIUS SHEAR, Assistant Pathologist. 
WiuuiaM A. OrTON, Assistant Pathologist. 
Ernst A. BeEssEy,? Assistant Physiologist. 
Fiora W. Patterson, Mycologist. 
JOSEPH S. CHAMBERLAIN, Expert in CRO Chemistry. 
R. E. B. McKenney, Expert. 
1 Detailed to tobacco investigations, Bureau of Soils, 
? Detailed to Seed and Plant Introduction. 
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