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The green leaves and fruit of an eastern American black walnut tree (Juglans nigra) in Ottawa, Canada Stock Photo - Alamy
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Black Walnut tree (Juglans nigra). Carolinian forest in Niagara Region. Short Hills Provincial Park, Ontario. Canada Stock Photo - Alamy
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Black Walnut tree (Juglans nigra). Carolinian forest in Niagara Region. Short Hills Provincial Park, Ontario. Canada. - SuperStock
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