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    Sign (6)
    Asexual Spore (2)
    Symptoms (2)

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Forestry: Hardwood

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Image Subject Name Scientific Name Description
5424434 Marssonina leaf spots Marssonina spp. Close-up of one spot on lower surface of leaf with a single spore-producing body ("acervulus").
5424435 Marssonina leaf spots Marssonina spp. Close-up of one spot on lower surface of leaf with a single spore-producing body ("acervulus").
5424437 Marssonina leaf spots Marssonina spp. Spores of a species of the fungus Marssonina.
5368447 Marssonina leaf spots Marssonina spp. Close-up of two spots on underside of the leaf where spore-producing bodies ("pycnidia") are not distinguishable.
5385787 Marssonina leaf spots Marssonina spp. Close-up of one spot on lower surface of leaf with a single spore-producing body ("acervulus").
5385788 Marssonina leaf spots Marssonina spp. Close-up of one spot on lower surface of leaf with a single spore-producing body ("acervulus").
5385789 Marssonina leaf spots Marssonina spp. Close-up of one spot on lower surface of leaf with a single spore-producing body ("acervulus").
5385790 Marssonina leaf spots Marssonina spp. Spores of a species of the fungus Marssonina.
5368445 Marssonina leaf spots Marssonina spp. Upper surface of leaf with gray/white spots and thin brown borders.
5368446 Marssonina leaf spots Marssonina spp. Lower surface of leaf shows leaf spots are darker brown than upper surface appearance.

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