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FOC | Family List | FOC Vol. 16 | Asclepiadaceae | Tylophora

26. Tylophora koi Merrill, Sunyatsenia. 2: 17. 1934.

通天连 tong tian lian

Tylophora sootepensis Craib; T. taiwanensis Hatusima.

Lianas glabrous throughout. Stems to 3 m, slender. Petiole 0.8-2 cm; leaf blade oblong or oblong-lanceolate, 4-8 (-11) × 1-2.5(-4) cm, thin papery to membranous, abaxially densely papillate, base broadly cuneate to subcordate, apex acuminate, sometimes apiculate; lateral veins 4 or 5 pairs. Inflorescences to 11 cm, shorter or longer than leaves; peduncle to 3.5 cm; rachis usually simple, almost straight, with up to 4 cymules; cymules umbel-like. Pedicel 4-8 mm. Sepals ovate-triangular, ca. 1 × 1 mm, margin translucent; glands 5. Corolla greenish orange, rotate, 4-6 mm in diam.; tube short; lobes oblong or ovate-oblong, apex obtuse, 4-7-veined, glabrous. Corona lobes ovate, pouched, apex obtuse and covering middle of anthers. Anther appendages rounded; pollinia subglobose, horizontal. Stigma head obscurely 2-cleft. Follicles linear-lanceolate, 4-9 cm × ca. 5 mm. Seeds ovate; coma ca. 1.5 cm. Fl. Jun-Sep, fr. Jul-Dec.

Humid forests in valleys, thickets; 100-1000 m. Guangdong, Guangxi, Hainan, Hunan, Taiwan, Yunnan [Thailand, Vietnam]

Used for the treatment of snake bites and traumatic injury.


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