|Scientific Name||Cirsium texanum||USDA PLANTS Symbol||CITE2|
|Common Name||Texas Thistle||ITIS Taxonomic Serial No.||36418|
|Description|| Habitat: Dry soils in fields, prairies, disturbed and overgrazed areas; common in much of Texas.
Plant: Erect biennial or short-lived perennial; usually solitary, spiny stems often much-branched above; 2 to 5 feet tall.
Leaves: Mid-stem and above alternate, clasping, narrowly-obovate in outline with 3 to 9 spiny-toothed lobes on each edge, hairy beneath and 4 to 12 inches long; larger basal leaves in a rosette.
Inflorescence: Terminal, solitary, very showy lavender flower head 1 to 1-1/2 inches across with many disk florets, no rays; cup-shaped involucre of linear, recurved phyllaries beneath.
Bloom Period: April to July.
References: "Wildflowers of the Texas Hill Country" by Marshall Enquist, "Wildflowers of Texas" by Geyata Ajilvsgi and "Manual of the Vascular Plants of Texas" by Correll and Johnston.
|BONAP Distribution Map
Map Color Key
Banner photo of Lupinus ssp. by Rick Capozza, Austin TX
© Tom Lebsack 2023