U. S. DEPARTMENT OE AGRICULTURE. 
SECTION OF VEGETABLE PATHOLOGY. 
QUARTERLY BULLETIN. JUNE, 1889. 
Vol. 5. 
No. II. 
J 0 U R N A L 
THE 
OF MYCOLOGY: 
DEVOTED TO THE STUDY OF FUNGI, 
ESPECIALLY IN THEIR RELATION TO PLANT DISEASES. 
PREPARED, UNDER THE DIRECTION OP THE SECRETARY OP AGRICULTURE, 
BY 
13. T. GALLOWAY, 
CHIEF OF THE SECTION. 
WASHINGTON : 
GOVERNMENT PRINTING OFFICE. 
18 8 9. 
