Cercospora mali Ellis & Everh., J. Mycol.
4(11): 116 (1888) Pseudocercospora mali is a fungal plant pathogen infecting Apple trees.
It was originally found on the living leaves of Pyrus malus in Louisiana, USA.
[2] It has also been found on Malus sieboldii (crabapple trees) in Japan.
You can help Wikipedia by expanding it.This fungal tree disease article is a stub.