Mountain pine beetle galleries under the bark of a recently-killed sugar pine.

Photo by: Ellen Michaels Goheen or Donald J. Goheen
Date: c.2012

Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection, Southwest Oregon Forest Insect and Disease Service Center
Source: Goheen, E.M. and Goheen, D.J., 2014. Status of sugar and western white pines on federal forest lands in southwest Oregon: Inventory query and natural stand survey results. Pacific Northwest Region. SWOFIDSC-14-01. www.fs.usda.gov/Internet/FSE_DOCUMENTS/stelprdb5447311.pdf

Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection: www.fs.usda.gov/main/r6/forest-grasslandhealth

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