Page author: David Giblin
Centaurea calcitrapa
purple star-thistle, red star-thistle

Distribution: Occurring east of the Cascades crest in Washington; Washington to California, east to New Mexico, also in eastern North America.

Habitat: Roadsides, fields, ditches, wastelots, and other disturbed, open areas.

Flowers: July-September

Origin: Introduced

Growth Duration: Annual, Biennial, Perennial

Conservation Status: Not of concern

Pollination: Bees, flies, beetles, wasps


[none provided]

Accepted Name:
Centaurea calcitrapa L.
Publication: Sp. Pl. 2: 917. 1753.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Centaurea calcitrapa in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Centaurea calcitrapa checklist entry

OregonFlora: Centaurea calcitrapa information

E-Flora BC: Centaurea calcitrapa atlas page

CalPhotos: Centaurea calcitrapa photos

3 photographs:
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