VOL. XLIII, NO. 513 



SEPTEMBER, 1909 



THE 



AMERICAN 

 NATURALIST 



A MONTHLY JOURNAL 

 Devoted to the Advancement of the Biological Sciences \ 

 Special Reference to the Factors of Evolution 



Dr. WILLIAM HEALEY DALL 



IV. Short«r ArttclM and Corrwpondence : Is tl 

 O vanes in tbe Fruiting of the Leguminom : 



THE SCIENCE PRESS 

 LANCASTER, PA. GARRISON, 

 NEW YORK : SUB-STATION 84 



