Cirsium
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Asteridae |
| Order: Asterales |
| Family: Asteraceae |
| Genus: Cirsium |
| 1 Images of 1 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 0806080 | bull thistle | Cirsium vulgare | under dead fir killed by budworm. Swale Creek, Under dead fir killed by western spruce budworm (Choris¬toneura occidentalis); Swale Creek, Heppner Ranger District, Umatilla National Forest, northeastern Oregon |
