UNITED STATES DEPARTMENT OF AGRICULTURE • 
BUREAU OF. PLANT INDUSTRY 
OFFICE OF FOREIGN SEED AND PLANT INTRODUCTION 
WASHINGTON, D. C. . " 
Washington Scientific Staff . 
David Fairchild, Agricultural Explorer in Charge. 
•P. H. Dorsebt, Plant Introducer, in Charge of Field Stations. 
B. T. Galloway, Plant Pathologist, in Charge of Detention 
Laboratories . 
Peter Bisset, Plant Introducer, in Charge of Distribution. 
Wilson Popenoe and J. F. Rock, Agricultural Explorers. 
R. A. Young, Plant Introducer, in Charge of Dasheen Investi- 
gations. 
H. C. Skeels, Botanist, in Charge of Collections. 
G. P. VanEseltine, Asst. Botanist, in Charge of Publications » " 
H. E. Allanson, E. L. Crandall, L. G. Hoover, P. G. Russlif, • 
and C. C. Thomas, Assistants. 
Edward Goucher, Plant Propagator. 
Field Stations Scientific Staff . 
J. E. Morrow, Superintendent in Charge, Field Station, 
Chico, Calif. 
Henry Klopfer, Plant Propagator. . A 
Edward Simmonds, Superintendent in Charge, Field Station, 
Miami, Fla. 
Henry E. Juenemann, Superintendent in Charge, Field Station, 
Bellingham, Wash. 
D. A. Bisset, Assistant in Charge, Field Station, Brooks- 
ville, Fla. 
E. J. Rankin, Assistant in Charge, Field Station, Savannah, G'a. 
Special Collaborators. 
Mr. Thomas W. Brown, Cairo, Egypt; Mr. H. M. Curran, Bahia, 
Brazil; Mr. M. J. Dorsey, University Farm, St. Paul, Minn.; 
Mr; Robt . H. Forbes, Cairo, Egypt; Mr. A. C. Hartless, 
Sebarunpur, India; Mr. E. W. D. Holway, Faribault, Minn.; 
Mr. Barbour Lathrop, Chicago, 111.; Dr. H. L. Lyon, Honolulu, 
Hawaii; Mr. H. Nehrling, Gotha, Fla..; Mr. Charles T. Simpson, 
Littleriver, Fla. ; Mr. H. P. Stuckey, Georgia Experiment Station, 
Experiment, Ga.; Dr. L. Trabut , Director, Service Botanique, 
Algiers, Algeria; Dr. Wm. Trelease, University of Illinois, Urbana 
111,; Mr. H. N. Whitford, School of Forestry, New Haven, Conn.; 
Mr..-' E.. H. Wilson, Arnold Arboretum, Jamaica Plain, Mass, 
