Cirsium occidentale

Cirsium occidentale
Flower head of Cirsium occidentale

Vulnerable  (NatureServe)
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

Cirsium coulteri

Cirsium occidentale, with the common name cobweb thistle or cobwebby thistle, is a North American species of thistle in the family Asteraceae.