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Populus deltoides (eastern cottonwood), young trunk and branchesSeptember 1969
Stickney, William S.
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Populus deltoides (eastern cottonwood), young leaves and twigs
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Populus deltoides (eastern cottonwood), twig with female catkinsMay 1983
Kohout, Kitty
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Populus deltoides (eastern cottonwood), trunks and branches with leavesMay 1983
Kohout, John
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Populus deltoides (eastern cottonwood), tree trunks showing growth ringsMarch 1976
Stickney, William S.
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Populus deltoides (eastern cottonwood), near streetOctober 8 2002
Hedborn Jr., Edward A.
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Populus deltoides (eastern cottonwood), male flower detail
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Populus deltoides (eastern cottonwood), male catkins and budsApril 16 1959
Scott, Marion
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Populus deltoides (eastern cottonwood), male catkin, early springApril 1962
Scott, Marion
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Populus deltoides (eastern cottonwood), male catkin in pollenMay 1962
Scott, Marion