SEVENTH REPORT 



OF 



THE MICHIGAN ACADEMY OF SCIENCE 



CONTAINING AN ACCOUNT OF THE ANNUAL MEETING 



HELD AT 



ANN ARBOR, MARCH 30, 31, AND APRIL 1, 1905. 



PREPARED UNDER THE DIRECTION OF THE 



COUNCIL 



LIBRARY 

 BY NEW YORK 



CHARLES E. MARSHALL BOTANICAL 



SECRETARY GARDEN. 



AND 



WALTER G. SACKETT 

 ASSISTANT SECRETARY 



BY AUTHORTY 



LANSING, MICHIGAN 

 WYNKOOP HALLENBECK CRAWFORD CO., STATE PRINTERS 



1905 



