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ophis: white oak stem galls
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ophis: white oak stem galls
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ophis: stem gall on 4th year twig with 3rd year shoot
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ophis: sectioned stem galls, white oak
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ophis: exit holes?
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ophis: sectioned stem galls, white oak
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ophis: occupied larval cell, white oak stem gall
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ophis: 1 mm larva