Drawing
Forest Nature Trail Guide, page 9 illustrations and layout with preliminary sketches1946
Watts, May Theilgaard
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Platanus occidentalis (sycamore), diseased twigs and leavesAugust 1973
Stickney, William S.
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Platanus occidentalis (sycamore), diseased branch and twigsJanuary 2000
Boland, Tim
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Quercus (oak), diseased leaves
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Acer rubrum 'Red Sunset' (Red Sunset Red Maple), leaf, chloroticOctober 19 2010
Hedborn Jr., Edward A.
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Quercus coccinea (scarlet oak), trunk base with chestnut blightMay 1992
Nachel, Jim
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Quercus coccinea (scarlet oak), trunk base with chestnut blightMay 1992
Nachel, Jim
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Quercus 'K. B. Crystal' (K. B. Crystal Oak), gall, twigMay 16 2018
Brown, Deborah J. G.
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Quercus ×warei 'Long' PP 12673 (REGAL PRINCE® Ware's Oak), gall, twigMay 16 2018
Brown, Deborah J. G.
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Quercus ×warei 'Long' PP 12673 (REGAL PRINCE® Ware's Oak), gall, twigMay 16 2018
Brown, Deborah J. G.