MASS. EXPERIMENT STATION BULLETIN 343 



Figure I. American Elm Affected with the Dutch Elm Disease. 

 Some leaves had wilted and others had fallen when photographed. 



Insert, Lower Right: Tender Young Twigs of American Elm Showing Crooking of 



Twig Tips. 



Frequently the larger leaves fall early so that only a tuft of smaller ones remains at the tip. 



( Reproduced from U. S. Dept. Agr. Circ. 322, pp. 4-5. August 1934. 

 Photographs furnished by Division of Forest Pathology, U.S.D.A.)) 



