PROCEEDINGS 



OF THE 



Ohio State Academy of Science 



Volume IV, Part 6 



SPECIAL PAPERS, No. 1 1 



THE WILLOWS OF OHIO 



A MONOGRAPH 



BY 

 ROBERT F. GRIGGS 



^Jsonlar; 



PUBLICATION COMMITTEE: 

 JOHN H. SCHAFFNER JAS. S. HINE E. L. RICE 



Date of Publication, November 25th, 1905 



PUBLISHED BY THE ACADEMY 

 COLUMBUS, OHIO 



columbus : 



Spahr & Glenn, Printers, 



i 905 



