Description from Flora of China
Berberis nitens (C. K. Schneider) Laferrière (1997), not Schrader (1838); B. schochii (C. K. Schneider ex Handel-Mazzetti) Laferrière; Mahonia schochii C. K. Schneider ex Handel-Mazzetti.
Shrubs, 0.5-1.5 m tall. Leaves shiny, abaxially yellowish green, adaxially dull green, narrowly oblong to elliptic, 16-43 × 4.5-13 cm, with 5-8 pairs of leaflets, lowest pair 0.5-2 cm above base of petiole, both surfaces with slightly raised open reticulation; rachis 1.5-2.5 mm in diam.; internodes 2.5-7 cm, longest in middle and decreasing toward both ends or decreasing in length upward; leaflets sessile, basal pair smaller than others, oblong, 2-4 × 1-1.5 cm, with 1-3 teeth on each side, those above ovate to elliptic, 5-14 × 1.5-3.8 cm, base cuneate, with 1-6 coarse sinuate-spinose teeth on each side, apex caudate-acuminate to attenuate, cuspidate; terminal leaflet longer but sometimes narrower than lateral leaflets, petiolule 2-3 cm. Inflorescence 5-10-fascicled racemes, 9-15 cm; bracts of inflorescence lanceolate to ovate, 1-2.5 cm × 5-8 mm. Pedicel 1.5-3 mm; floral bracts ovate-lanceolate to ovate or oblong-ovate, 2-4 × 1.3-2 mm. Flowers yellow, sometimes pink. Outer sepals ovate to oblong-elliptic, 1.5-3.5 × 1-1.8 mm; median sepals narrowly ovate to oblong, 3.3-3.5 × 2-2.5 mm; inner sepals elliptic, 3.5-4.5 × 2-2.7 mm. Petals oblong to oblong-elliptic, 2.7-4 × 1.5-2 mm, base with distinct glands, apex emarginate. Stamens 1.8-3.1 mm; anther connective not or slightly prolonged, truncate or rounded. Ovary 1.3-2.5 mm; ovules 2(or 3). Berry bluish purple, pruinose, ovoid, 7-10 × 4-7 mm; style persistent, 1-2 mm. Fl. Jun-Oct, fr. Oct-Mar.
● Mixed forests, thickets, streamsides, slopes; 600-2000 m. Guizhou, Sichuan.