Calflora
Taxon  Report   1845    
Centaurea calcitrapa  L.
Purple star thistle,  Red star thistle
Centaurea calcitrapa
© 2005 Luigi Rignanese
Photos from
CalPhotos / Calflora
Centaurea calcitrapa
© 2009 Barry Rice
Centaurea calcitrapa
© 2008 Neal Kramer
Centaurea calcitrapa, a dicot, is an annual or perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild. Cal-IPC rating: Moderate

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations



Bloom Period
Centaurea calcitrapa
© 2008 Jennifer Buck
Family: ASTERACEAE  
Genus: Centaurea
Communities: weed, characteristic of disturbed places

Habitat: disturbed

Name Status:
Accepted by JEF + PLANTS

 
More information about  Centaurea calcitrapa
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (CECA2)

Search the International Plants Names Index

Search efloras.org (Flora of North America)

website references from Google

Centaurea:  from the Latin and a reference to the Centaur Chiron who was supposed to have discovered the medicinal uses of a plant in Greece that came to be called Centaury (contributed by Cynthia Powell)

calcitrapa:  from the Latin calcitro, "to kick," caltrop, a four-pointed weapon usually positioned on the ground to impede enemy movements (contributed by Cynthia Powell)


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Dec 19, 2018).