Forest Health and Management

Lynn Ketchum

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Forestry & Natural Resources

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Why are these Ponderosa pines so strange?

Q: About 1 in 3,000 of the Ponderosa pines in Shevlin Park (Bend, OR) have one or more bizarre branches (see photo). The branches emerge from the tree trunk about 6 to 15 feet from the ground, and have a large diameter. ...

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