Moonia heterophylla Arn., Nov. Acta Caes. Leop.-Carol. German. Nat. Cur. 18: 349. 1836. Chrysogonum heterophyllum (Arn.) C.B. Clarke, Comp. Ind. 132. 1876; Hook.f., Fl. Brit. India 3: 303. 1881.

Herbs, 30 - 100 cm high; stem terete, yellow-green to brown-purple, glabrous at base, subglabrous to hairy at apex. Leaves simple, ovate to pinnately compound, acuminate to acute, truncate to attenuate, serrate, 1 - 6 cm long, upper surface subglabrous to hispid, petiolate. Heads up to 2.5 cm in diam., on 1 - 5.5 cm long, glabrous to hairy peduncle. Involucral bracts 10 - 15, 0.5 - 1.5 x 0.2 - 0.3 cm, acute, glabrous to subglabrous on abaxial surface, margins ciliate. Paleae narrowly elliptic, 4 - 5 x 1 - 1.6 mm, glabrous, rounded at the apex. Ray florets 3 - 5; corolla yellow, 1 - 6 x 2 - 5 mm. Stigma bifid. Disc florets many; corolla orange, tubular; up to 4 mm long. Anthers 1 mm long. Style 3 mm long, puberulent at the apex. Achenes 3 - 5 x 2 - 3 mm.

Fl. & Fr. Feb. - Sept.

Distrib. India: Western ghats, in damp shady places.

Sri Lanka.