沈氏十大功劳 shen shi shi da gong lao

Berberis shenii (Chun) Laferrière.

Shrubs, 0.6-2 m tall. Leaves abaxially pale to yellowish green, shiny, ovate-elliptic, 23-40 × 13-22 cm; leaflets 1-6 pairs, lowest pair 3.5-14 cm above base of petiole, abaxial veins 3-5, reticulate venation indistinct, adaxial main veins 3, faint to prominent, impressed or slightly raised; rachis 1.5-2.5 mm in diam.; internodes 2.5-8 cm, decreasing in length apically; leaflets sessile, basal pair scarcely smaller than others; lateral leaflets narrowly to broadly elliptic or obovate, 6-13 × 1-5 cm, base cuneate to broadly so, margin thickened, entire or with 1-3 inconspicuous teeth near apex, apex acute to acuminate; terminal leaflet oblong-elliptic to broadly obovate, 10-15 × 3-6 cm, margin entire or with 1 or 2 inconspicuous teeth near apex, petiolule 1.5-6.5 cm. Inflorescence 6-10-fascicled racemes, ca. 10 cm; bracts of inflorescence lanceolate, 1-2 cm × 3-5 mm. Pedicel 2-3 mm, slender; floral bracts ovate, ca. 1 × 0.8 mm. Sepals yellow; outer sepals ovate, ca. 2 × 1-1.6 mm; median sepals ovate-elliptic to elliptic, 4-4.1 × 2-3 mm; inner sepals obovate-elliptic, 4.5-4.6 × 2.2-3 mm. Petals yellow, obovate-oblong, ca. 3.6 × 1.6-2 mm, base with indistinct glands, apex entire, rounded. Stamens ca. 2.5 mm; anther connective not prolonged, truncate. Ovary 1.8-2 mm; ovules 2; stigma ca. 0.3 mm. Berry blue pruinose, globose to subglobose, 6-7 mm in diam.; style not persistent. Fl. Apr-Sep, fr. Oct-Dec.

● Mixed broad-leaved deciduous and evergreen forests, thickets, rocky slopes; 400-1500 m. Guangdong, NE Guangxi, SE Guizhou, S Hunan.