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Dark blotches and yellowing on rose leaflets infected with black spot, Diplocarpon rosae fungus.

Dark blotches and yellowing on rose, Rosa sp. (Rosaceae), leaflet infected with black spot, Diplocarpon rosae (Hyphomycetes). Davis CA by JKC. Credit: Jack Kelly Clark — Dark blotches and yellowing on rose leaflets infected with black spot, Diplocarpon rosae fungus. Credit: Jack Kelly Clark

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