Bernard Castelein / American oak (Quercus rubra) trees in avenue, sun shining through. Peerdsbos, Brasschaat, Belgium. November 2013.
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Philippe Clement / Low angle shot of a Red oak tree (Quercus rubra) showing leaves in autumn colours, October, Belgium.
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Philippe Clement / Low angle shot of a Red oak tree (Quercus rubra) showing leaves in autumn colours, October, Belgium.
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Philippe Clement / Low angle shot of a Red oak tree (Quercus rubra) showing leaves in autumn colours, October, Belgium.
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Nick Hawkins / Red oak (Quercus rubra) low angle view of trees, New Brunswick, Canada, May.
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Philippe Clement / Northern red oak / Champion oak (Quercus rubra) fallen acorns on the forest floor in autumn, Belgium, October 2016.
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George Sanker / Red Oak (Quercus borealis) trees reflected in beaver pond. Acadia National Park, Maine, USA. November.
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Ernie Janes / RF- Close up of Leaves of Red Oak (Quercus rubra) in autumn. October. (This image may be licensed either as rights managed or royalty free.)
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Ernie Janes / Red oak (Quercus borealis) leaves in autumn, Norfolk, England, UK, October.
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Jack Dykinga / Red oak (Quercus rubra) and lichen covered White pines (Pinus strobes) Red Lake Indian Reservation, Minnesota, USA, August.
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Dr. Axel Gebauer / Oak trees (Quercus robur and Quercus rubra) abstract, Upper Lusatia Heath and Pond Landscape, Upper Lusatia UNESCO Biosphere Reserve, Germany