Host:hawthorn (Crataegus spp.
L.) Descriptor: Symptoms Description: Yellow spotting on the upper side of hawthorn leaves infected by the cedar-hawthorn rust fungus, Gymnosporangium globosum. Image type: Field Image location: University of KY, Kentucky, United States
Specimen in collection: No Specimen Condition: Identification Method:
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Image Citation:(?) John Hartman, University of Kentucky, Bugwood.org