SMITHSONIAN INSTITUTION 
UNITED STATES NATIONAL MUSEUM 
WASHINGTON, D. C. 
November 15, 1926. 
Mr. Charles Schweinfurth, 
Botanical Museum of Harvard University, 
Oxford Street, Cambridge, Massachusetts. 
Dear Mr. S ch wei nfu rth : 
We have received today the two specimens of So- 
bralia borrowed recently, and we are very much obliged to 
you for the care with which they were returned. 
Very truly yours, 
Paul C. Standley 
Associate Curator, 
Division of Plants, 
