Merremia gemella (Burm. fil.) Hall. fil.

Herbs, twining or prostrate; axial parts smooth, appressed yellowish pubescent. Stems often rooting at nodes and internodes. Petiole 1.5-6 cm, rarely minutely tuberculate; leaf blade often ovate, 2.5-6.5 X 1.5-4.3 cm, glabrous or short pilose, base broadly cordate, proximal margin entire, undulate or coarsely crenate, sometimes 3-lobed, apex ± attenuate, mucronulate. Inflorescences umbelliform or forked with short racemelike branches, few flowered; peduncle 2.5-10 cm; bracts early deciduous, minute. Pedicel 3-6 mm. Sepals broadly obovate to ± circular, ± unequal, margin scarious, emarginate, slightly mucronulate or not, slightly enlarged in fruit; outer 2 abaxially ± pilose, 4-6 mm; inner 3 subglabrous, 6-7 mm. Corolla yellow, campanulate to funnelform, 1.5-2 cm, midpetaline bands dark, glabrous outside; limb shallowly 5-lobed; lobes emarginate and mucronulate. Filaments pubescent basally. Ovary glabrous. Capsule depressed-globose, ca. 7 mm, coarsely wrinkled. Seeds trigonous, dark gray or brownish puberulent. 2n = 58.

Taiwan [?Cambodia, Indonesia, ?Laos, Malaysia, ?Myanmar, New Guinea, Philippines, Sri Lanka, Thailand, Vietnam; Australia].

Thickets, roadsides, waste places; 0-200 m.

Convolvulus gemellus N. L. Burman, Fl. Indica 46, t. 21. 1768; Ipomoea gemella (N. L. Burman) Roth; I. polyantha Miquel.

Merremia gemella là một loài thực vật có hoa trong họ Bìm bìm. Loài này được (Burm. f.) Hallier f. mô tả khoa học đầu tiên năm 1893.

金花鱼黄草（学名：Merremia gemella）为旋花科鱼黄草属的植物。分布在印度尼西亚、热带大洋洲、台湾岛、马来亚、菲律宾等地，目前尚未由人工引种栽培。