Perennial herbs, procumbent; stems stout, glabrous or pubescent, seldom scabrous. Leaves opposite, somewhat succulent, to 18 cm long, elliptic or lanceolate, often with triangular lobes and conspicuous marginal teeth, apex acute, base cuneate, glabrous or sparsely pubescent, sometimes scabrous; petiole distinct but less than 5 mm long. Heads solitary on elongate peduncle, radiate; involucre green, bracts lanceolate, ciliate, obscurely nerved, 10-15 mm long, innermost bracts narrower; ray florets 4-8, showy, yellow, 15-20 mm long, 3 or 4 denticulate, fertile; disc florets yellow, numerous, ca. 2 cm long, corolla 5-6 mm long. Achenes blackish, sometimes mottled, clavate, angled, ca. 5 mm long. Pappus of fused scales, coroniform.

TAIPEI: Waishuanghsi, Wang 1841.

Native of the New World tropics, widely cultivated as an ornamental ground cover and escaped in many countries. Taiwan, occasionally naturalized on slopes and along roadsides at lower elevations.