Postharvest Fruit Rots in Apples Caused by <i>Botrytis cinerea</i>, <i>Phacidiopycnis washingtonensis</i>, and <i>Sphaeropsis pyriputrescens</i>

Fig. 15. Advanced stage of speck rot on a Fuji apple. The aged decayed area turns dark brown to black after an extended storage period. Pycnidia of Phacidiopycnis washingtonensis may form on the decayed area, starting from the infection site.



Image from Plant Health Progress article:
Postharvest Fruit Rots in Apples Caused by Botrytis cinerea, Phacidiopycnis washingtonensis, and Sphaeropsis pyriputrescens