光叶丁公藤 guang ye ding gong teng

Erycibe semipilosa Gagnepain.

Shrubs scandent. Branchlets terete, ± angular, lenticellate, appressed puberulent, glabrescent. Petiole 1-3.5 cm, puberulent to glabrescent; leaf blade ovate-elliptic or oblong-elliptic, 7-12 X 2.5-6 cm, leathery, glabrous, base broadly cuneate to obtuse, apex ± acuminate; lateral veins (7 or) 8(-10) pairs, indistinct. Inflorescences terminal or axillary, racemose or paniculate, 2-7 cm, ± densely rust-colored puberulent with 2-armed hairs. Pedicel 2-5 mm. Outer 2 sepals nearly circular, 3-4 mm, almost glabrous; inner ones ± elliptic, ca. 5 mm, ± densely rust-colored velutinous abaxially, ciliolate. Corolla white, ca. 8 mm, midpetaline bands abaxially densely sericeous; lobules obcordate, margin erose. Filaments 1.5-2 mm, dilated basally; anthers conical, 2-2.5 mm, apex long acuminate. Ovary terete, ca. 2 mm. Stigma peltate. Fruit dark, subglobose, ca. 2 cm in diam., glabrous.

Dense forests; 300-1200 m. S Yunnan [NE India, Thailand, Vietnam]

Erycibe schmidtii has been misidentified as E. glaucescens Wallich ex Choisy ( = E. laevigata Wallich ex Choisy), which is not known to occur in China.

The stem is used medicinally.