1. Phellodendron amurense Ruprecht, Bull. Cl. Phys.-Math. Acad. Imp. Sci. Saint-Pétersbourg. 15: 353. 1857.
黄檗 huang bo
Trees 10-30 m tall, d.b.h. to 1 m. Leaves 7-13-foliolate; rachis glabrous to pubescent; leaflet blades ovate to ovate-lanceolate, 6-12 × 2.5-4.5 cm, papery to thinly papery, apex acuminate. Inflorescences and infructescences ± lax, rachis, branches, and pedicels slender. Fruit globose, ca. 1 cm in diam. Seeds ca. 6 × 3 mm. Fl. May-Jun, fr. Sep-Oct.
Montane forests and thickets, river valleys. Anhui, Hebei, Heilongjiang, Henan, Jilin, Liaoning, Nei Mongol, Shandong, Shanxi, Taiwan [Japan, Korea, Russia (Far East)].
This species is widely cultivated.
Phellodendron amurense var. wilsonii was accepted by C. E. Chang (Fl. Taiwan, ed. 2, 3: 527. 1993).