250 MANUAL OF FRUIT DISEASES 
raised at the border. The spot 
enlarges, becoming elongate in the 
direction of the main axis of the 
shoot. In later stages the center 
becomes more depressed, and the 
color turns grayish. 
The bark is finally destroyed, and 
in severe cases the underlying wood 
appears burned. Canes are not 
often girdled, although affected 
stems bearing clusters suffer in 
this manner. 
On the berries the well-known 
bird’s-eye-spots are produced (Fig. 
65). The lesions first appear as 
small, dark-brown areas; later the 
color is grayish in the center wher- 
ever the cuticle is ruptured, but 
Fic. 64. — Grape-anthracnose the border aad dark. The 
on Lindley canes. spots mcrease 1n s1ze, but instead 
of elongating as they do on the 
canes, they remain somewhat circular. Between the gray 
center and the dark border is a well-defined band of bright red. 
The appearance thus resulting has given rise to the name bird’s- 
-eye-rot. Finally the berries wither and dry up, leaving a 
mummy. Anthrac- 
nose mummies are 
not as extensively 
wrinkled as black- 
rot mummies, and 
in the former the 
outline of the origi- 
nally affected area 
may still be seen. Fia. 65. — Grape-anthracnose on berries. 
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