Japan Flora: Dioecious shrub about 1 m. high, with much-clongate arcuate-declining branches; branch lets gla­brous, green, loosely lenticel late; leaves oblong to elliptic, sometimes broadly lanceolate or broadly elliptic, 5-17 cm. long, 2-5 cm. wide, acuminate, rounded to acute at base, loosely short-toothed or subentire, deep green and slightly lustrous on upper side, glabrous on both sides except for loose brownish granular short hairs while very young, the lateral nerves 5-8 pairs, weak, ending in the teeth, the petioles 1-1.5 cm. long; racemes axillary, sometimes compound in the staminate ones, 1-2 cm. long; bracteoles broadly ovate to reniform, rounded or obtuse, glandular-striate; flowers about 5 mm. long; calyx­tec th deltoid; corolla yellowish white, tubu 1 ar-campanulate, the lobes about 1/3 as long as the tube; fruit globose, about 5 mm. across, milky white, brownish striate.  Apr.-June. Woods in low mountains;

Honshu (s. Kanto Distr. and westw.), Shikoku, Kyushu. Ryukyus, Formosa, China, and Indochina.