Zanthoxylum motuoense C. C. Huang

Trees to 15 m tall, deciduous. Branchlets with prickles near leaf scars. Leaves 3- or 5-foliolate; rachis not winged, unarmed, with trichomes; leaflet blades broadly obovate to broadly elliptic, 3-6 × 2-4 cm but terminal one to 9 × 6 cm, both surfaces pubescent, oil glands inconspicuous, base subrounded to cuneate, margin crenulate, apex subrounded or rarely acuminate. Infructescences paniculate, 4-8 cm. Fruit pedicel with short trichomes; follicles elliptic, ca. 4.5 mm in diam., with large protruding oil glands. Seeds ca. 4 mm in diam. Fr. Sep-Oct.

SE Xizang (Mêdog).

● Upland thickets; ca. 1100 m.