| Collection: | RMRS Archive Images |
| Keywords: |
canker forest pathology |
| Organisms: | aspen |
| Location: | Great Sand Dune National Monument; CO; United States |
| Description: | Canker or burl of unknown cause on Populus tremuloides |
| Date: | 08/1943 |
| Collection: | RMRS Archive Images |
| Keywords: |
canker forest pathology |
| Organisms: | aspen |
| Location: | Great Sand Dune National Monument; CO; United States |
| Description: | Canker or burl of unknown cause on Populus tremuloides |
| Date: | 08/1943 |