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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Cirsium occidentale var. venustum

Cirsium occidentale (Nutt.) Jeps. var. venustum (Greene) Jeps.

Cobwebby Thistle, Venus Thistle

Asteraceae (Aster Family)

Synonym(s): Cirsium proteanum

USDA Symbol: CIOCV

USDA Native Status: L48 (N)

 

From the Image Gallery

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Plant Characteristics

Duration: Annual , Biennial
Habit: Herb
Size Notes: Up to about 10 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: White , Red , Pink , Purple
Bloom Time: Apr , May , Jun , Jul
Bloom Notes: No ray florets present, only disc florets.

Distribution

USA: CA , OR

Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Cirsium occidentale var. venustum in USDA Plants
FNA: Find Cirsium occidentale var. venustum in the Flora of North America (if available)
Google: Search Google for Cirsium occidentale var. venustum

Metadata

Record Modified: 2018-12-11
Research By: CBR

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