Toxicodendron insigne (J. D. Hooker) Kuntze var. microcarpum C. C. Huang ex T. L. Ming, Fl. Yunnan. 2: 395. 1979.

Trees or small trees, 6-8 m tall; branchlets ferruginous tomentose, later grayish brown, glabrous, lenticellate. Petiole 10-14 cm, glabrous or subglabrous, lenticellate; leaf blade imparipinnately compound; leaflets 7-9, opposite; leaflet petiolule 3-5 mm, ferruginous tomentose; leaflet blade elliptic or oblong, 14-23 × 6-9 cm, coriaceous, adaxially glabrous, abaxially ferruginous tomentose, base rounded or truncate, margin entire, apex acute or acuminate, lateral veins 20-35 pairs, veinlets prominent abaxially. Inflorescence paniculate, 20-35 cm, glabrous to sparsely pubescent; peduncle 6-10 cm, striate and lenticellate; floral subtending bracts ca. 1 mm, glabrous. Pedicel ca. 1 mm, ferruginous pubescent. Calyx glabrous, lobes broadly ovate, ca. 0.5 mm, with obtuse apex. Petals oblong, ca. 2 mm, glabrous, with brown featherlike venation pattern. Stamens equal to petals in length; filaments subulate, ca. 1 mm; anthers oblong, ca. 0.75 mm. Disk 5-lobed. Ovary globose, ca. 0.5 mm in diam., pubescent. Drupe globose, 4-5 mm in diam., yellow and lucid at maturity, minutely pubescent; epicarp thin, irregularly dehiscent; mesocarp thick, waxy, with brown longitudinal resin ducts; endocarp slightly compressed, 2.5-3 × 3.5-4 mm. Fl. Jul, fr. Aug-Sep.

Toxicodendron hookeri var. hookeri is distributed in NE India.

● Hill and mountain forests; 1200-2600 m. SE Xizang (Mêdog), NW Yunnan (Gongshan).