154 QUINCE CULTURE. 
THE QUINCE PALE Rot (Phoma Cydonia, Sacc.).(?)— 
Next to the black rot the most prevalent decay of the 
quince is the one that may be well called the pale rot. 
This is a more rapidly growing fungus than the sphe- 
ropsis, and may run through a large quince in a few 
days. It begins at any place upon the fruit, producing 
at first a pale spot, from which the skin may easily be 
removed. ‘The threads of the fungus soften the flesh of 
Fig. 142. PALE ROT OF QUINCES. 
the quince more than those of the black rot, and the 
skin soon wrinkles, and at the same time is ruptured in 
many places, from which short tufts of threads develop. 
These small spots, usually circular in outline, are at 
first colorless, but soon turn to a handsome shade of 
pale blue. A fruit with these numerous spots, or broad- 
faced pimples, is shown in Fig. 142. As the days pass, 
there is a spore cavity formed below the surface of each 
spot, and from this the spores finally issue in a thread 
