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Coast live oak leaves with brown, scorched margins due to feeding on the leaf underside by twohorned oak gall wasp, Dryocosmus dubiosus.

Leaf scorch caused by infestation of two-horned gall wasps Credit: Jack Kelly Clark — Coast live oak leaves with brown, scorched margins due to feeding on the leaf underside by twohorned oak gall wasp, Dryocosmus dubiosus. Credit: Jack Kelly Clark

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