Conoclinium dissectum, the palm-leaf mistflower or palmleaf thoroughwort, is a North American species of flowering plants in the family Asteraceae. It is native to northern Mexico (Tamaulipas, Chihuahua, Coahuila, Durango, Nuevo León, San Luis Potosí, Sonora, Zacatecas) and the southwestern United States (Arizona, Texas, New Mexico).Turner, B. L. 1997. The Comps of Mexico: A systematic account of the family Asteraceae, vol. 1 – Eupatorieae. Phytologia Memoirs 11: i–iv, 1–272
Conoclinium dissectum is a perennial often forming tight clumps. One plant generally produces several flower heads, each with lavender or purple disc florets but no ray florets.
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photo of herbarium specimen collected in San Luis Potosí