Polyporus hirsutus fruiting near the base of a Douglas-fir killed by beetle in 1956.
Photo by: K.H. Wright and D.K. Cost
Date: July 1957
Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection.
Source: Portland Station Collection; La Grande, Oregon.
Image: PS-1679
Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection:
www.fs.usda.gov/main/r6/forest-grasslandhealth