OFFICE OF FOREIGN SEED AND PLANT INTRODUCTION 
BUREAU OF PLANT INDUSTRY 
UNITED STATES DEPARTMENT OF AGRICULTURE 
Washington Scientific Staff. 
David Fairchild, Agricultural Explorer in Charge. 
P. H. Dorsett, Plant Introducer, in Charge of Intro- 
duction Gardens. 
Peter Blsset, Plant Introducer, in Charge of Experi- 
menters' Service. 
Wilson Popenoe and J.F. Rock, Agricultural Explorers. 
B. T. Galloway , Pathologist , Special Research Projects . 
R. A. Young, Plant Introducer, in Charge of Dasheen 
and Tropical Yam Investigations. 
H. C. Skeels, Botanist, and G. P. Van Eseltlne, As- 
sistant Botanist, in Charge of Botanical Investi- 
gations . 
L. G. Hoover, Assistant Plant Introducer, in Charge 
of Chayote Investigations. 
C. C. Thomas, Assistant Plant Introducer, in Charge 
of Jujube Investigations. 
E. L. Crandall, Assistant in Charge of Photographic 
Laboratory. 
P. G. Russell and Patty Newbold, Scientific Assistants . 
Introduction Garden Scientific Staff. 
D. A. Bisset, Superintendent in Charge of the Plant 
Introduction Garden, Bell, Md. (P.O., Glenn Dale, 
Md.); Edward Goucher, Plant Propagator. 
J. E. Morrow, Superintendent in Charge of the Plant 
Introduction Garden, Chlco, Calif.; Henry Klopfer, 
Plant Propagator. 
Edward Simmonds, Superintendent in Charge of the Plant 
Introduction Garden, Miami, Fla. ; Charles H. Steffani, 
Plant Propagator. 
W. A. Patten, Superintendent in Charge of the Plant 
Introduction Garden, Brooksville, Fla. 
Henry Juenemann, Superintendent in Charge of the Plant 
Introduction Garden, Belllngham, Wash. 
E. J. Rankin, Assistant in Charge of the Plant Intro- 
duction Garden, Savannah, Ga. 
Special Collaborators. 
Thomas W. Brown, Cairo, Egypt; Robert H. Forbes, Cairo, 
Egypt; A. C. Hartless, London, England; E. W. D. Hol- 
way, Faribault, Minn.; Barbour La throp, Chicago, 111.; 
Dr. H.L.Lyon, Honolulu, Hawaii; Henry Nehrllng, Gotha, 
Fla.; Charles T. Simpson, Littleriver, Fla.; Dr. L. 
Trabut, Algiers .Algeria; Dr. William Trelease, Urbana, 
111.; E. H. Wilson, Jamaica Plain, Mass. 
