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Franciscan thistle
Scientific Name: Cirsium andrewsii
Family: Asteraceae
Category: Dicot
Growth: Forb/herb
Duration: Biennial, Perennial
Other Names:
Franciscan Thistle (Cirsium andrewsii)
Considerations for Pets
- As a thistle, Cirsium andrewsii may possess thorns or sharp edges.
Considerations for Children
- As a thistle, Cirsium andrewsii may possess thorns or sharp edges.
Scientific Name and Common Name
- Scientific Name: Cirsium andrewsii (A. Gray) Jeps.
- Common Name: Franciscan Thistle
Taxonomy and Nomenclature
- Family: Asteraceae (Sunflower Family)
- Rank: Species
- Synonyms: Mentions A. Gray, Jepson, ITIS
Distribution and Habitat
- Endemic to California.
- Known only from California.
Morphological Characteristics and Growth Habits
- A forb/herb, meaning it is a non-woody plant that is not a grass.
- Can grow up to six feet tall.
- Stems can reach two inches in diameter.
Ecological Role
- Is a rare member of the sunflower family indigenous to region.
Quirky Facts
- The Franciscan Thistle is associated with the Tiffin-Franciscan glassware pattern featuring a thistle design.
- The Franciscan Thistle is on the California Native Plant Society List 4, R-E-D Code 1-1-3.
Further Information
- Discover Life: Provides information about the biology, natural history, ecology, identification, and distribution of Cirsium andrewsii.
- National Park Service: http://www.nps.gov/prsf/naturescience/franciscan-thistle.htm
- Integrated Taxonomic Information System (ITIS)
- CalPhotos: Photos of Cirsium andrewsii.