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. 
Wilson Popenoe, Agricultural Explorer Acting in Charge. 
P. H. Dorsett, Plant Introducer, Introduction Gardens; 
Peter Bisset, Plant Introducer, Experimenters' Service; 
B. T. Galloway, Consulting Specialist; H. C. Skeels, Bota- 
nist, Seed Collections and Herbarium; R. A. Young, Plant 
Introducer, Dasheens and Tropical Yams; D. V. Lumsden, 
D. C. Peattie, and C. C. Thomas, Assistant Plant Introducers; 
Paul Russell, Junior Plant Introducer; Patty Newbold, Junior 
Botanist; E. L. Crandall, Assistant, Photographic Records. 
Plant Introduction Garden Superintendents and Propagators. 
D. A. Bisset, Superintendent, Bell, Md. (P. 0. Glenn Dale, 
Md.), Edward Goucher, Propagator; Henry Juenemann, Superin- 
tendent, Bellingham, Wash.; E. N. Carlson, Acting Superin- 
tendent, Brooksville, Fla. ; W. A. Patten, Superintendent, 
Chapman Field, Fla. (P. 0. Coconut Grove, Fla.); J. E. Morrow, 
Superintendent, Chico, Calif., Henry Klopfer, Propagator; 
Edward Simmonds, Superintendent, Miami, Fla., Charles H. 
Steffani, Propagator; E.J. Rankin, Superintendent, Savannah, 
Ga. 
Special Collaborators. 
Robert H. Forbes, Kulikoro, French West Africa; A. C. Hartless, 
London, England; E. W. D. Holway, Faribault, Minn.; Barbour 
Lathrop, Chicago, 111.; Dr. H. L. Lyon, Honolulu, Hawaii; 
Henry Nehr ling, Naples, Fla.; Dr. A. Robertson Proschowsky, 
Nice, France; J. F. Rock, Yunnan, China; Charles T. Simpson, 
Littleriver, Fla.; Dr. L. Trabut, Algiers, Algeria; Dr. 
William Trelease, Urbana, 111.; E. H. Wilson, Jamaica Plain, 
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