Berchemia ohwii Kanehira & Hatusima ex Kanehira; B. racemosa Siebold & Zuccarini var. formosana (C. K. Schneider) Kitamura.

Shrubs scandent. Branchlets purple-black, glabrous. Petiole 4-8 mm, glabrous; leaf blade abaxially turning white, adaxially turning black when dry, ovate or broadly ovate-oblong, (1.5-)2-3 × 1-1.5 cm, papery, both surfaces glabrous, lateral veins 6-8 pairs, primary and lateral veins prominent on both surfaces, base rounded, apex subrounded, or slightly acute, mucronulate. Inflorescences 2-5 cm. Flowers yellow-green, usually 2- or 3-fascicled, in cymose racemes at apices of lateral branches. Pedicel 2-3 mm. Sepals ovate, apically shortly acute. Petals obovate, shorter than sepals. Drupe cylindric to ellipsoid, 7-10 mm, 2-3 mm in diam., with persistent disk at base; fruiting pedicel 2-4 mm. Fl. autumn, fr. Apr-May of following year.

Thickets on slopes; ca. 900 m. Taiwan [Japan (Ryukyu Islands)].