USDA Forest Service
| 1 Images of 1 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 1409077 | red heart of pine | Phellinus pini | A varient of Fomes pini that occurs in fir on the west coast produced large wedges of infection in the bark. When these wedges coalesce, they will girdle the tree. |

