Floris van Breugel / An ancient Bristlecone Pine tree (Pinus aristata) under a clear star-lit night sky with star trails, White Mountains, California, USA. July 2007.
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Floris van Breugel / Ancient Bristlecone Pine tree (Pinus aristata) with sunlight shafts beaming through silhouetted gnarled branches, White Mountains, California, USA. July 2007.
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Jack Dykinga / Twisted roots and trunk of Bristlecone pine {Pinus aristata var. longaeva} White Mountains, California, USA
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David Welling / Bristlecone pine tree wood (Pinus aristata) White Mountain California USA
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Floris van Breugel / Dead bristlecone pine (Pinus aristata) an ancient tree, White Mountains, California, USA, July.
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Floris van Breugel / Dead stumps of Bristlecone Pine trees (Pinus aristata) with snow capped White Mountains beyond, California, USA. June 2009.
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Aflo / N-0805 Bristlecone pine {Pinus aristata} Arches NP, Utah, USA.
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Jack Dykinga / Twisted roots of Bristlecone pine {Pinus aristata var. longaeva} cling to cliff edge at Rainbow Point, Bryce Canyon National Park, Utah, USA
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Tim Laman / Great Basin bristlecone pine tree (Pinus longaeva) in the Patriarch Grove area of the White Mountains, California. Mar 2004.
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Tim Laman / Great Basin bristlecone pine trees (Pinus longaeva) in the Patriarch Grove area of the White Mountains, California. Mar 2004.
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Tim Laman / Man walking between Great Basin bristlecone pine trees (Pinus longaeva) in the Patriarch Grove area of the White Mountains, California. Mar 2004.
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Tim Laman / Great Basin bristlecone pine trees (Pinus longaeva) in the Patriarch Grove area of the White Mountains, California. Mar 2004.
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Tim Laman / Sunlight on Great Basin bristlecone pine trees (Pinus longaeva) Patriarch Grove, White Mountains, California. Mar 2004.
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Jack Dykinga / Snow covered ridge and ancient Bristlecone pines (Pinus longaeva) in Inyo National Forest, California
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Jack Dykinga / Snow covered ridge and ancient Bristlecone pines (Pinus longaeva) in Inyo National Forest, California
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David Welling / Bristlecone pine {Pinus aristata} detail of tree trunk, White Mountain, California, USA
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David Welling / Ancient Bristlecone pine tree {Pinus aristata} White Mountains, California, USA
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David Welling / Bristlecone pine (Pinus aristata) ancient tree, California USA N White Mountains, California, USA
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David Welling / Bristlecone pine {Pinus aristata 'longaeva'} ancient tree, White Mountains, California USA
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David Welling / Bristlecone pine, ancient tree (Pinus aristata) White Mountains, California USA
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David Welling / Bristlecone pine, ancient tree (Pinus aristata) White Mountains, California USA
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David Welling / Bristlecone pine, ancient tree (Pinus aristata) White Mountains, California USA
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David Welling / Bristlecone pine, ancient tree bark detail (Pinus aristata) White Mountains, California USA
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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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Adrian Davies / Bristlecone pine tree {Pinus aristata} Close-up of 'bristly' immature cone, Inyo county, California, USA.
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Adrian Davies / Bristlecone pine tree {Pinus aristata} Close-up of 'bristly' immature cone, Inyo county, California, USA.
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Adrian Davies / Bristlecone pine tree {Pinus aristata} Inyo county, California, USA.
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Adrian Davies / Close-up of Bristlecone pine tree trunk {Pinus aristata} Inyo county, California, USA.
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Adrian Davies / Bristlecone pine tree trunk {Pinus aristata} Inyo county, California, USA.
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Adrian Davies / Close-up of Bristlecone pine tree trunk {Pinus aristata} Inyo county, California, USA.
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David Welling / Bristle cone pine - ancient tree, White Mountains, California {Pinus aristata
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Jim Brandenburg / Great Basin Bristlecone Pine (Pinus longaeva) trees in snow, Great Basin National Park, Nevada
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David Welling / Bristlecone pine ancient tree (Pinus aristata) White Mountain, California USA
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David Welling / Bristlecone pine, ancient tree (Pinus aristata) White Mountains California USA
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David Welling / Bristlecone pine ancient tree {Pinus aristata} near Schuman Grove, White Mountains, USA
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David Welling / Bristlecone pine cones & new growth - ancient trees {Pinus aristata} White Mountains, USA
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David Welling / Bristlecone pine tree with cones, (Pinus aristata) White Mountain California USA
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David Welling / Bristlecone pine tree cones (Pinus aristata) California USA. White Mountain
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David Welling / Ancient Bristlecone pine woodland (Pinus aristata) White Mountain, California USA
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David Welling / Bristlecone pine, ancient tree (Pinus aristata) White Mountain, California USA