Echites micrantha Wallich ex G. Don, Gen. Hist. 4: 75. 1837; Ecdysanthera brachiata A. de Candolle; E. micrantha (Wallich ex G. Don) A. de Candolle; E. multiflora King & Gamble; E. utilis Hayata & Kawakami; Parabarium micranthum (Wallich ex G. Don) Pierre; P. multiflorum (King & Gamble) Lý; P. spireanum Pierre; P. utile (Hayata & Kawakami) Lý; P. utile var. kerrii Lý.

Lianas to 50 m. Stems 10-30 cm in diam.; branches often lenticellate. Petiole puberulent, 1.5-3 cm; leaf blade elliptic or narrowly ovate, 5-15 X 1.5-6 cm, base obtuse, apex narrowly acuminate, glabrous; lateral veins 3-7 pairs. Cymes paniculate, compact, to 9 cm; peduncle pubescent. Sepals ovate, ca. 0.8-1 mm, apex subacute. Corolla pink, lobes oblong, as long as to longer than tube, to 2 mm, 1-toothed near base. Filaments ca. 0.5 mm; disc ringlike. Ovary pilose. Pistil head conical. Follicles narrowly ovoid, 9-23 X (0.4-)1-1.2 cm, base dilated. Seeds oblong, 2-4 cm, coma ca. 4 cm. Fl. Mar-Jun, fr. Jun-Dec.

The bark and roots are used for the treatment of infantile paralysis, rheumatalgia, injury, and fractures.

Mixed forests, brushwoods; 300-1000 m. Fujian, Guangdong, Guangxi, Hainan, Sichuan, Taiwan, Xizang, Yunnan [India, Indonesia, Japan (Ryukyu Islands), Laos, Malaysia, Nepal, Thailand, Vietnam]