THE CHESTNUT BARK DISEASE. 
Endothia gyrosa var. parasitica (Murr.) CLinv. 
By E. M. Sropparp, Asst. Botanist, 
and A. E. Moss, .dsst. Forester. 
To the owner of chestnut woodland the vital questions are; 
What is killing the chestnuts? and, What are the prospects of 
maintaining the chestnut as a forest tree? 
FIG. I. TREES KILLED BY CHESTNUT BLIGHT. 
It is the purpose of this bulletin to answer the first question 
and to give such other information that the reader may have a 
clearer understanding of the problem and judge for himself what 
