Prostrate, glabrous herb, with slender stems. Leaves petioled, ovate, entire. Inflorescences axillary, peduncled, cymosely 1-3-flowered. Sepals 5, large, equal in length, or the outer ones a little shorter, ovate or elliptic, obtuse or shallowly emarginate at the apex. Corolla regular, medium-sized, yellow, salver-shaped, with a fleshy long and narrowly obconical to cylindrical tube; limb 5-lobed; lobes bifid, their middle portion thicker than the oblong, obtuse lobules. Stamens 5, included; filaments flattened, adnate to the corolla-tube; pollen smooth. Disk cylindrical, slightly lobed. Ovary glabrous, 2-celled, each cell with 2 ovules; style 1, simple, filiform, included; stigmas 2, globose, papillose. Fruit unknown.
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