Toxicodendron delavayi (Franch.) F. A. Barkley

Shrubs, 0.5-2 m tall; branchlets purplish red, often glaucous, glabrous; buds glabrous or minutely pubescent. Petiole 3.5-5 cm; leaf blade imparipinnately compound, to 13 cm; leaflets 5-11, opposite; leaflet petiolule 1-2 mm; leaflet blade ovate-lanceolate to linear-lanceolate, 3.5-9 × 0.5-2.5 cm, papery, sparsely pubescent when newly formed to eventually glabrous on both surfaces, base ± oblique, broadly cuneate or rounded, margin entire to sparsely serrate distally, apex acute to acuminate, lateral veins 12-16 pairs, prominent on both surfaces. Inflorescence racemose, 6-8.5 cm, glabrous; peduncle slender, 4-5 cm; floral subtending bracts lanceolate, ca. 1 mm. Pedicel ca. 1 mm; flowers light yellow, ca. 2 mm in diam. Calyx glabrous, lobes triangular, ca. 0.8 mm, obtuse apically. Petals oblong, ca. 2 mm, with brown featherlike venation pattern. Stamens ca. 1.5 mm; filaments linear, equal to anthers in length; anthers oblong. Disk 10-lobed. Ovary ovoid, ca. 1 mm in diam., glabrous. Drupe oblique, slightly compressed, ca. 6 mm in diam., glabrous, lucid.

SW Sichuan, C and N Yunnan.

● Hill and mountain forests, thickets; 1100-2500 m.

Rhus delavayi is a species of plant in the family Anacardiaceae. It is endemic to China. It is threatened by habitat loss.