6. Rhus potaninii Maximowicz, Trudy Imp. S.-Peterburgsk. Bot. Sada. 11: 110. 1889.
青麸杨 qing fu yang
Deciduous trees, 5-8 m tall; branchlets glabrous. Petiole minutely pubescent; leaf blade imparipinnately compound; rachis wingless; leaflets 7-11; leaflet petiolule short; leaflet blade oblong or oblong-lanceolate, 5-10 × 2-4 cm, both sides minutely pubescent or subglabrous, base oblique, subrounded, margin entire, apex acuminate. Inflorescence 10-20 cm, minutely pubescent. Calyx minutely pubescent, lobes ovate, ca. 1 mm, margins ciliate. Petals ovate or ovate-oblong, 1.5-2 × ca. 1 mm, minutely pubescent, margins ciliate, revolute at anthesis. Stamen filaments ca. 2 mm in male flowers; anthers ovate; staminode filaments short in female flowers. Disk conspicuous. Ovary globose, ca. 0.7 mm in diam., densely white tomentose. Drupe subglobose, 3-4 mm in diam., densely mixed pilose and glandular-pubescent, red at maturity. Fl. May-Jul, fr. Jul-Oct.
● Hill and mountain forests, thickets; 900-2500 m. S Gansu, Henan, S Shaanxi, S Shanxi, Sichuan, NW Yunnan.