United States Department of Agrrlculture . 
Bureau of Plant Industry. 
Office of Foreign Seed and Plant Introduction. 
Washington, D. 0. 
Washington Scientific Staff. 
David Falrchlld, 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. 
Wilson Popenoe, Agricultural Explorer. 
H. C. Skeels, G. P. Van Eseltlne, and R. A. Young, Botanical 
Assistants . 
H. E. Allanson, D. A. Bisset, Miss Bessie Broadbent , L. G. 
Hoover, 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, Chico, Cal. 
E. 0. Orpet, Assistant in Plant Introduction. 
J. M. Rankin, Superintendent In Charge, (Yarrow) Plant 
Introduction Field Station, Rockvllle, Md. 
Edward Slmmonds, Superintendent in Charge, Plant Introduc- 
tion Field Station, Miami, Fla. 
J. E. Morrow, Superintendent 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. Cur ran, Laurel, Md. 
Mr. M. J. Dorsey, University Farm, St. Paul, Minn. 
Mr. Robt. H. Forbes, Tucson, Ariz. 
Mr. Gustav Eisen, New York City . 
Mr. A. C.Hartless, Saharanpur, India. 
Mr. Barbour Lathrop, Chicago, 111. 
Mr. C. C. Logan, Luray, Va. 
Mr. H. Nehrling, Gotha, Fla. 
Miss Eliza R. Scidmore, Washington, D. C. 
Mr. Charles Simpson, Littleriver, Fla. 
Mr. H. P. Stuckey, Experiment, Ga. 
Dr. L. Trabut, Director, Service Botanique, Algiers, Algeria. 
Mr. H. N. Whltford, School of Forestry, New Haven, Conn. 
Mr. E. H. Wilson, Arnold Arboretum, Jamaica Plain, Mass. 
