USDA Forest Service Archive's Images
Organization: USDA Forest ServiceUnit: Northern and Intermountain Region
Country: United States
Web: http://www.fs.fed.us/r1-r4/spf
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| 7 Images of 4 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 2250037 | Armillaria root rot | Armillaria solidipes | mycelial fan under bark at base of tree |
| 2250091 | white pine blister rust | Cronartium ribicola | aecia |
| 2250092 | white pine blister rust | Cronartium ribicola | aecia |
| 2250093 | white pine blister rust | Cronartium ribicola | aecia on white bark pine |
| 2250096 | comandra blister rust | Cronartium comandrae | aecia |
| 2250097 | pine needle rusts | Coleosporium spp. | mature aecia on needles |
| 2250035 | Armillaria root rot | Armillaria solidipes | mycelial fan under bark at base of tree |
