Common Sweet Cherry - Vein Clearing/ Sweet Cherry Crinkle

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Vein Clearing or Sweet Cherry Crinkle (probably genetic): A non-transmissible virus-like disease. Veins clear in localized areas or the entire leaf Margins of the leaves are irregular. Some are elongated with slot-like perforations. Small blisters appear on lower sides of veins, and the upper sides are silvery. Leaves fold along midrib, wilt, and drop in midsummer. Some branches will rosette. Flowers are plentiful, but few will develop into fruit. The fruit will be pointed and flattened on one side with a swollen ridge.