United States Department of Agriculture . 
Bureau of Plant Industry. 
Office of Foreign Seed and Plant Introduction. 
Washington, D. C. 
Washington Scientific Staff. 
David Falrchild, Agricultural Explorer in Charge. 
P. H. Dorsett, Plant Introducer, in Charge of Plant Introduc- 
tion Field Stations. 
B. T. Galloway, Plant Pathologist. 
Peter Blsset, Plant Introducer, In Charge of Foreign Plant 
Distribution. 
J. B. Norton, and Wilson Popenoe, Agricultural Explorers. 
H. C. Skeels, G. P. Van Bseltine, and R. A. Young, Botanical 
Assistants . 
Miss Bessie Broadbent, E. L. Crandall, L. G. Hoover, J. Harry 
Johnson, R. N. Jones and P. G. Russell, Assistants. 
Edward Goucher, Plant Propagator. 
Field Stations Scientific Staff. 
R. L. Beagles, Superintendent in Charge, Plant Introduction 
Field Station, Ghlco, Cal. 
E. 0. Orpet, Assistant in Plant Introduction. 
J. M. Rankin, Superintendent in Charge, (Yarrow) Plant 
Introduction Field Station, Rockvllle, Md. 
J. E. Morrow, Superintendent. 
Edward Slmmonds, Superintendent in Charge, Plant Introduc- 
tion Field Station, Miami, Fla. 
D. A. Blsset, Assistant in Charge, Plant Introduction 
Field Station, Brooksville, Fla. 
Henry E. Juenemann, Superintendent in Charge, Plant Intro- 
duction Field Station, Bellingham, Wash. 
Collaborators. ' 
Mr. Aaron Aaronsohn, Haifa, Palestine. 
Mr. Thomas W. Brown, Cairo, Egypt. 
Mr. H. M. Curran, Laurel, Md. 
Mr. M. J. Dorsey, University Farm, St. Paul, Minn. 
Mr. Robt. H. Forbes, Societe Sultanienne D' Agriculture, 
Cairo, Egypt. 
Mr. A. C. Hart less, Saharanpur, India. 
Mr. Barbour Lathrop, Chicago, 111. 
Mr. H. Nehrllng, Gotha, Fla. 
Mr. Charles Simpson, Littleriver, Fla. 
Mr. H. P. Stuckey, Experiment, Ga. 
Dr. L. Trabut, Direotor, Service Botanlque, Algiers, Algeria. 
Mr. H. N. Whltford, School of Forestry, New Haven, Conn. 
Mr. E.. H. Wilson, Arnold Arboretum, Jamaica Plain, Mass. 
Dr. F. A. Woods, Washington, D. C. 
