Glabrous perennials with a thick caudex; stems erect, branched; leaves few. Radical leaves crowded, long petiolate, pinnately parted; cauline leaves alternate. Heads small, solitary or few in corymbs, heterogamous. Involucral bracts in 1-4 series, outer bracts and palea oblong, slightly connate, somewhat inflated at base, inner palea narrowed, flat. Ray florets in 1 row, pistillate, fertile, corollas spreading, 3-toothed. Disc florets tubular, bisexual, corollas 4-lobed. Anthers obtuse at base. Achenes glabrous, flattened dorsally, linear, truncate. Pappus of 2 retrorsely scabrid awns.
Eleven species in northern Africa, tropical Asia to southern Australia and the Pacific islands; one species in Taiwan.
Veldkamp, J. F. & L. A. Kreffer. 1991. Notes on southeast Asian and Australian Coreopsidinae (Asteraceae). Blumea 35(2): 459-482.