SMITHSONIAN INSTITUTION 
UNITED STATES NATIONAL MUSEUM 
WASHINGTON, D. C. 
October 16, 1928. 
Dr. B. L. Robinson, 
Gray Herbarium of Harvard University, 
Cambridge, Massachusetts. 
Dear Doctor Robinson: 
Inclosed are lists of additional determinations of several 
current South American collections. 
Sincerely yours, 
Ellsworth P. Killip 
Associate Curator, 
Division of Plants. 
Enclosures 
