Serratula sect. Oligochaeta Candolle, Prodr. 6: 671. 1838.

Herbs, annual. Stem usually branched from base. Leaves undivided or lyrately pinnatipartite. Capitula homogamous, sessile, axillary or terminal at end of stem and branches, solitary or in clusters of 2 or 3. Phyllaries imbricate, attenuate into a short spinule or acuminate. Florets bisexual. Corolla pink. Stigmatic branches patent. Achene with an entire or minutely denticulate apical rim. Pappus elements of two types; outer pappus of scabrid bristles; inner pappus of 1-5 bristles, slightly longer and distinctly wider than outer ones.

Four species: Asia; one species in China.

(Authors: Shi Zhu (石铸 Shih Chu); Ludwig Martins)