Description from Flora of China
Herbs, perennial, with somewhat woody stem basally. Leaves pinnatisect. Capitula heterogamous, radiate, 1-3 at apex, corymbose. Involucres cup-shaped; phyllaries in 4 rows, with broad scarious margins. Receptacle convex to conical, epaleate. Ray florets in 1 row; lamina white or pink. Disk florets many, bisexual, yellow, tubular, 5-lobed. Anthers obtuse at base, with apical lanceolate appendage. Style branches linear, apex truncate. Achenes obovoid, 3- or 4-ribed. Pappus represented by 4-6 separate, unequal, mainly abaxial subulate scales.
● One species: China.
(Authors: Shi Zhu (石铸 Shih Chu); Christopher J. Humphries, Michael G. Gilbert)