Floris van Breugel / Bristlecone pine (Pinus aristata) abstract view of exposed and weathered wood layers, White Mountains, California, USA July
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Floris van Breugel / Ancient Bristlecone pine (Pinus aristata) clings to life, with a grand view of endless sage valleys, White Mountains, California, USA, July
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Tim Fitzharris / Rocky Mountains Bristlecone Pine (Pinus aristata) tree overlooking forest, Rocky Mountain National Park, Colorado
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Tim Fitzharris / Foxtail Pine (Pinus balfouriana) tree, twisted trunk of an ancient tree, Sierra Nevada, California
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Jim Brandenburg / Great Basin Bristlecone Pine (Pinus longaeva) trees in snow, Great Basin National Park, Nevada
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Jeff Foott / Rocky Mountains Bristlecone Pine (Pinus aristata) in spring, White Mountains, Inyo National Forest, California
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Jeff Foott / Old Patriarch and moon, Grand Teton National Park, Wyoming