LGF Foundation, Inc. - Petrified wood-Fossil Lignotuber- Araucaria sp- Cerro Cuadrado, Patagonia, Argentina, 160 mya. 4 cm across X 1.5 cm tall. A lignotuber is a woody swelling of the root crown
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Fossil and extant Araucaria bract-scale complexes. (1) Fossil Araucaria... | Download Scientific Diagram
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Fire-scarred fossil tree from the Late Triassic shows a pre-fire drought signal | Scientific Reports
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