Variety
Cirsium occidentale candidissimum (Snowy thistle)
Cirsium occidentale candidissimum. Photo: (c) Todd Ramsden, some rights reserved (CC BY-NC)
Cirsium occidentale, with the common name cobweb thistle or cobwebby thistle, is a North American species of thistle in the sunflower family.
- Humboldt Life
- Kingdom: Plantae (Plants)
- Phylum: Tracheophyta (Vascular plants)
- Subphylum: Angiospermae (Flowering plants)
- Class: Magnoliopsida (Dicots)
- Order: Asterales (Sunflowers, bellflowers, fanflowers, and allies)
- Family: Asteraceae (Sunflowers, daisies, asters, and allies)
- Subfamily: Carduoideae (Thistles and allies)
- Tribe: Cardueae
- Subtribe: Carduinae (Thistles and burdocks)
- Genus: Cirsium (Plume thistles)
- Species: Cirsium occidentale (Cobwebby thistle)
- Variety: Cirsium occidentale candidissimum (Snowy thistle)
- Species: Cirsium occidentale (Cobwebby thistle)
- Genus: Cirsium (Plume thistles)
- Subtribe: Carduinae (Thistles and burdocks)
- Tribe: Cardueae
- Subfamily: Carduoideae (Thistles and allies)
- Family: Asteraceae (Sunflowers, daisies, asters, and allies)
- Order: Asterales (Sunflowers, bellflowers, fanflowers, and allies)
- Class: Magnoliopsida (Dicots)
- Subphylum: Angiospermae (Flowering plants)
- Phylum: Tracheophyta (Vascular plants)
- Kingdom: Plantae (Plants)
Sightings
