THE OHIO 

 NATURALIST 



A journal devoted more esp)ecially to the 

 natural history of Ohio. The official organ 

 of The Biological Club of the Ohio 

 State University. Published monthly 

 during the academic year, from Novem- 

 ber to June (8 numbers). Price 50 cents per year, payable in advance. 

 To foreign countries, 76 cents. Single copies 10 cents. 



John H. Sohaffner, Editor. 



F. J. Tyler, Subscriptions. 



R. F. Griggs, Advertising Agent. 



THE OHIO NATURALIST, Ohio State University, 



COLUMBUS, OHIO. 



CONTENTS 

 Notes on the Self=pruning of Trees 29 



John H. Scbaffner and Fred. J. Tyler 



Plant Names Commemorative of Ohio Botanists 33 



Clara Armstrong 



The Maximum Height of Plants II 39 



John H. Scbaffner 



Campus Birds 40 



Robert F. Griggs 



Minor Plant Notes No. 1 46 



W. A. Kellerman. 



News and Notes 48 



