Vascular Plants of the Gila Wilderness
Presented in Association with the
Western New Mexico University Department
of Natural Sciences
Centaurea solstitialis Linnaeus
(Yellow Star Thistle)
Family: Asteraceae
Status: Exotic, Noxious Weed (Class A, with limited distribution within the state)
Synonyms:
None
Centaurea solstitialis grows on the edges of cultivated fields and on roadsides. The inflorescence
is bright yellow with yellow non-grooved spines on the phyllaries. The stems are definitely winged and
cauline leaves are tomentose, sessile and decurrent onto the stem.
Please click on an image for a larger file.
Centaurea solstitialis, photo Russ Kleinman, Cliff, Box Canyon Road, June 23, 2008
Centaurea solstitialis, winged stems, photo Russ Kleinman, Cliff, Box Canyon Road, June 23, 2008
Centaurea solstitialis, growth habit, photo Russ Kleinman, Cliff, Box Canyon Road, June 23, 2008
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