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- Infected leaves
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- Pycnidia in leaf tissue
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- Top view of pycnidia in leaf tissue showing ostioles. Top and bottom light.
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- Pycnidia in leaf tissue. Two are extruding a cirrus of conidia
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- Pycnidia in leaf tissue with some extruding cirri of conidia, not to be confused with straight, white plant hairs.
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- Conidia
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- Poor vertical section of a pycnidium with conidia emerging
