Click on the text link under each photo to see a larger picture.

Cedar-apple gall with emerging telial horns
Photo credit: John Hartman
University of Kentucky
Bugwood.org

Cedar-apple gall with longer telial horns
Photo credit: James Chatfield
Ohio State University
Bugwood.org

Cedar-apple gall with fully extended telial horns
Photo credit: Clemson University
USDA Cooperative Extension Slide Series
Bugwood.org

Rust on leaf of apple (Malus domestica).
Photo credit: Gerald Holmes
Valent USA Corporation
Bugwood.org

Close-up of infection on apple leaf
Photo credit: Clemson University
USDA Cooperative Extension Slide Series
Bugwood.org

Aecial stage of cedar-apple rust on apple fruit
Photo credit: E.F. Wicker
USDA
Bugwood.org