Chrysactinia pinnata S. Wats.

Chrysactinia pinnata S. Wats. Proc. Am. Acad. 25: 154. 1890
A shrub, 3 dm. high or more; branches glabrous or nearly so, slender, striate; leaves opposite, lanceolate in outline, 3-6 cm. long, pinnately divided into 7-21 obliquely deltoid segments, the upper margins of which are at about right angles to the rachis; peduncles 3-6 cm. long; involucre hemispheric, 6 mm. high, 8-10 mm. broad; bracts 8, each with a single oblong gland, glabrous; ligules 5-6 mm. long, ochroleucous inside, bright-orange outside; diskcorollas 4.5 mm. long; tube shorter than the trumpet-shaped throat; lobes triangular; achenes 3 mm. long, striate hispid; pappus tawny, 3.5 mm. long.
Type locautv: Near Monterey, Nuevo Le6n.
Distribution: Nuevo Le6n.

Chrysactinia pinnata, is a Mexican species of flowering plants in the family Asteraceae. It is native to northeastern Mexico, the states of Coahuila, Nuevo León, Querétaro, San Luis Potosí, and Tamaulipas.

Chrysactinia pinnata is a shrub up to 80 cm (32 inches) tall. Leaves are pinnately lobed. Flower heads have yellow ray flowers and yellow-orange disc flowers. Achenes are black. The species grows in forests and chaparral brushlands.

Chrysactinia pinnata là một loài thực vật có hoa trong họ Cúc. Loài này được S.Watson mô tả khoa học đầu tiên năm 1890.