This tool is part of the Citrus Resource

Citrus Diseases




Scientific name


None - a disorder

Other common names


Citrus measles

Disease cycle


Measles can be graft transmitted.



Leaf - numerous pale yellow spots on leaves that can be seen on the upper leaf surface and appear tan to brown on the lower surface.

Whole tree - often a single branch or limb exhibits symptoms.

It should be noted that: Measles occurs on rare occasions. It tends to only occur on a few trees in a grove.

Host range


Measles has been observed on multiple sweet orange varieties.



Measles has occurred in Florida and Brazil. Larger scale outbreaks have been reported in Brazil.

Easily confused with


Citrus varigated chlorosis (CVC), leprosis, and psorosis


Citrus Diseases
March, 2013