| Cirsium occidentale | |
|---|---|
| |
| Flower head of Cirsium occidentale | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Cirsium |
| Species: | C. occidentale
|
| Binomial name | |
| Cirsium occidentale | |
| Synonyms[2] | |
|
Cirsium coulteri | |
Cirsium occidentale, with the common name cobweb thistle or cobwebby thistle, is a North American species of thistle in the family Asteraceae.[3]
- ^ "NatureServe Explorer". NatureServe Explorer. NatureServe. 2022. Retrieved 19 May 2022.
- ^ The Plant List, Carduus occidentalis Nutt.
- ^ "Cirsium occidentale Calflora". www.calflora.org. Retrieved 17 May 2024.