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Platanus occidentalis (sycamore), diseased twigs and leavesAugust 1973
Stickney, William S.
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Platanus occidentalis (sycamore), shedding bark on trunks and branchesAugust 1973
Stickney, William S.
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Acer saccharum (sugar maple), Quercus rubra (red oak), Tilia americana (American basswood), seedlingsMay 18 1973