BUREAU OF PLANT INDUSTRY. 



Chief of Bureau, William A. Tatlor. 



Associate Chief of Bureau, Karl F. Kellerman. 



Assistant to Chief, James B. Jones. 



Officer in Charge of Publications, J. E. Rockwelu 



Foreign Sehd and Plant Introduction. 



scientific staff. 



David Fairchild, Agricultural Explorer in Charge. 



P. H. Dorsett, Plant Introducer, in Charge of Plant Introduction Field Stations. 



B. T. Galloway, Plant Pathologist, in Charge of Detention Laboratories. 



Peter Bisset, Plant Introducer, in Charge of Foreign Plant Distribution. 



Wilson Popeuoe and H. L. Shantz, Agricultural Explorers. 



R. A. Young, Plant Introducer, in Charge of Dashecn Investigations. 



H. C. Skeels, Botanist, in Ch-arge of Collections. 



G. P. Van Eseltine, Assistant Botanist, in Charge of Publications. 



II. E. Allanson, E. L. Crandall, L. G. Hoover, R. N. Jones, and P. G. Russell, Assistants. 



Robert L. Beagles, Superintendent, Plant Introduction Field Station, Chvco, Culif. 



Edward Simmonds, Superintendent, Plant Introduction Field Station. Miami. Fla. 



J. E. Morrow, Superintendent, Yarrow Plant Introduction Field Station, Rockcille, Md: 



D. A. Bisset, Superintendent. Plant Introduction Field Station, Brooksville, Fla. 

 Henry E. Juenemann, Superintendent, Plant Introduction Field Station, Bellingham, Wash. 



E. J. Rankin, Assistant in Charge, Field Station, Savannah, Ga. 

 Edward Goucher, Plant Propagator. 



Collaborators: Thomas W. Brown, Gizeh, Cairo, Egypt; H. M. Curran, Bahia, Brazil; 

 M. J. Dorsey, University Farm, St. Paul, Minn.; Robert H. Forbes, Cairo. Egypt; 

 A. C. Hartless, Seharunpur Botanic Gardens, Seharunpur, India; R. W. D. Holway, 

 Faribault, Minn.; Barbour Lathrop, Chicago, III.; H. L. Lyon, Honolulu, Hawaii; 

 II. Nebrling, Gotha, Fla.; Charles Simpson, Littleriver, Fla.; U. P. Stuckey, Experi- 

 ment, Ga.; Dr. L. Trabut, Director, Service Botanique, Algiers, Algeria: II. X. Whit- 

 ford, School of Forestry, New Haven, Conn.; E. H. Wilson, Arnold Arboretum, Jamaica 

 Plain, Mass. 



