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whitestem distaff thistle
Scientific Name: Carthamus leucocaulos
Family: Asteraceae
Category: Dicot
Growth: Forb/herb
Duration: Annual
Other Names:
Whitestem Distaff Thistle (Carthamus leucocaulos)
The Whitestem Distaff Thistle, scientifically known as Carthamus leucocaulos, is a species of flowering plant belonging to the daisy family (Asteraceae). It is also known by the common names distaff thistle and glaucous starthistle.
Considerations for Pets
- The plant has a "star shape formed by the spiny" which could pose a risk of injury.
Taxonomy and Nomenclature
- Scientific Name: Carthamus leucocaulos Sm.
- Family: Asteraceae (Daisy family)
- Genus: Carthamus L. (Distaff thistle)
- Rank: Species
- Synonyms: Glaucous Star Thistle, Whitestem Distaff Thistle, Distaff Thistle, Kentrophyllum leucocaulon Sm Tausch
- Alternative Spelling: Carthamnus leucocaulos
Distribution and Habitat
- Native to Greece and the Southern Aegean Islands of the Mediterranean region.
Ecological Role
- Considered a noxious weed in some areas.
- Classified as an exotic species in the U.S.
Morphological Characteristics and Growth Habits
- It is an annual forb/herb, meaning it's a non-woody plant that isn't a grass and completes its life cycle in one year.
- Erect herb, typically grows to a height of 35-80 cm.
- Stems are white to greyish in color, shiny, and have longitudinal ribs.
Additional Information
- USDA PLANTS Symbol: CALE52
Resources
- Dave's Garden is mentioned as a source for gardening tips.
- CalPhotos is referenced for images.
- EDDMapS is mentioned as a source for distribution maps.
- Invasive Plant Atlas is listed as a source of species information