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    Diaporthales (1)
    Helotiales (1)
    Hypocreales (1)

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    Joseph O'Brien (2)
    Rocky Mountain Research Station/Forest Pathology Archive (1)
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Diseases - Stem Decays and Cankers

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Subject Scientific Name Images
beech bark disease Nectria coccinea 2
Cenangium cankers Cenangium spp. 1
chestnut blight or canker Cryphonectria parasitica 1

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