Cirsium turneri

{{Short description|Species of thistle}}

{{Speciesbox

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|genus = Cirsium

|species = turneri

|authority = Warnock

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Cirsium turneri is a North American species of plants in the tribe Cardueae within the family Asteraceae. Common names include cliff thistle. The species grows in crevices in limestone cliffs in northern Mexico (Chihuahua, Coahuila) and western Texas (Brewster, Terrell, Val Verde Counties).[http://bonap.net/MapGallery/County/Cirsium%20turneri.png Biota of North America Program 2014 county distribution map]Warnock, Barton Holland 1960. Southwestern Naturalist 5(2): 101–102

Cirsium turneri is a perennial herb up to 45 cm (18 inches) tall. Leaves have small, narrow spines along the edges. Flower heads are sometimes produced one at a time, sometimes in small groups, each head with red or reddish-purple disc florets but no ray florets.[http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066403 Flora of North America, cliff thistle, Cirsium turneri Warnock]