NINTH REPORT 



OF 



THE MICHIGAN iCADEMI OF SCIENCE 



CONTAINING AN ACCOUNT OF THE ANNUAL MEETING 



HELD AT 



ANN ARBOR, MARCH 27, 28, 29, 1907. 



PREPARED UNDER THE DH^ECTION OE THE 



COUNCIL 



LIBRARY 



BY ^^^ YORK 



BOTANICAL 



E. E. BOGUE ^ 



Qakden. 



SECRETARY 



AND 



WALTER G. SACKETT 

 ASSISTANT SECRETARY 



BY AUTHORITY 



