止泻木 zhi xie mu

Chonemorpha antidysenterica (Roth) G. Don; Echites antidysenterica Roth, not (Linnaeus) Roxburgh ex Fleming; E. pubescens Buchanan-Hamilton, not Willdenow ex Roemer & Schultes; Holarrhena antidysenterica Roth; H. codaga G. Don; H. malaccensis Wight; H. villosa Aiton ex Loudon.

Shrubs or trees to 10 m tall. Trunk to 20 cm in diam.; branchlets with whitish, dotlike lenticels. Petiole 1-5 mm, grooved, glandular inside groove; leaf blade ovate or elliptic, 10-24 X 4-11.5 cm, membranous, pubescent, sometimes densely so abaxially, base rounded, apex acute or obtuse; lateral veins 10-15 pairs. Cymes 5-8 cm; peduncle 1-2 cm. Pedicel 0.3-3 cm. Sepals elliptic to linear, 2-12 mm. Corolla white, pubescent, tube 0.9-1.9 cm; lobes oblong, 1-3 cm. Anthers included, narrowly ovate, base rounded. Follicles linear, 20-43 X 0.5-1.5 cm, with whitish, dotlike lenticels. Seeds 0.9-1.6 cm, coma 2.5-4.5 cm. Fl. Apr-Jul, fr. Jun-Dec. 2n = 22.

Montane forests; 500-1000 m. S Yunnan; cultivated in S Guangdong, Guangxi, Hainan, Taiwan [Bangladesh, Cambodia, India, Laos, Myanmar, Nepal, Thailand, Vietnam; Africa]

The bark and roots are used as a remedy for fever and dysentery.