Chrysactinia acerosa is a Mexican species of flowering plant in the family Asteraceae. It is native to the states of Nuevo León and San Luis Potosí of northeastern Mexico.Turner, B. L. 1996. The Comps of Mexico: A systematic account of the family Asteraceae, vol. 6. Tageteae and Athemideae. Phytologia Memoirs 10: i–ii, 1–22, 43–93.Strother, J. L. 1977. Taxonomy of Chrysactinia, Harnackia, and Lescaillea (Compositae: Tageteae). Madroño 24: 129–139.José Luis Villaseñor y María del Rosario Redonda–Martínez. 2009. El género Chrysactinia (Asteraceae, tribu Tageteae) en México. Revista mexicana de biodiversidad 80(1) in Spanish with line drawings and distribution maps
Chrysactinia acerosa is a small evergreen subshrub rarely more than 20 cm (8 inches) tall. It is branched, with very narrow, needle-like leaves. Flower heads have yellow ray flowers and yellow disc flowers. Achenes are black. The species grows in dry locations in desert regions.Blake, Sydney Fay 1916. Proceedings of the American Academy of Arts and Sciences 51(10): 524-525 description in Latin, commentary and short description in English
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External links Photo of herbarium specimen collected in Nuevo León