UNITED STATES DEPARTMENT OF AGRICULTURE, 
BUREAU OF PLANT INDUSTRY. 
ECONOMIC AND SYSTEMATIC BOTANY. 
Washington, D. 0., January 18, 1916. 
Mr. Walter Deane, 
£9 Brewster St., 
Cambridge, Massachusetts. 
Dear Mr. Deane; 
I have your letter of January 15 with your notes 
upon Poa. The grasses sent to Mr. Maxon have Been received 
and I thank you for the many carefully prepared specimens. 
I am sorry to hear of Mr. Pernald’s sickness and hope that 
it will not he serious. 
Very truly yours, 
Sys tematic Agrostologist. 
