Browsing by Subject/Keyword: people, organizations and landmarks:
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Platanus occidentalis (sycamore), trunks, branches, and autumn leavesNovember 1968
Coulter, Ronald M.
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Quercus rubra (northern red oak), tree trunk and barkNovember 1968
Coulter, Ronald M.
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Quercus rubra (northern red oak), tree trunk and barkNovember 1968
Coulter, Ronald M.
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Abies amabilis (Dougl.) Forbes (Pacific silver fir), forest floor July 1976
Coulter, Ronald M.