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Platanus occidentalis - Wikipedia
American Sycamore Tree Facts - PlantingTree
Platanus occidentalis (American Plane Tree, American Sycamore ...
American Sycamore (Platanus occidentalis): History ...
Sycamore Trees: Leaves, Bark, Types – Identification Guide ...
American Sycamore Tree - Forestry.com
Sycamore - US Forest Service Research and Development