Cedar apple rust (Gymnosporangium juniperi-virginianae) pustules on the underside of an apple leaf, New York, USA, September

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Photo credit: © Nigel Cattlin / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: angiosperm, apple, basidiomycota, cedar, close, crop, disease, domestica, eudicot, fruit, fungal, fungi, fungus, gymnosporangium, juniperi, leaf, lesion, lesions, malus, pathogen, pucciniaceae, pucciniomycetes, rosaceae, rust, september, surface, tree, underside, usa, virginianae, york