滇西北小檗 dian xi bei xiao bo

Berberis franchetiana var. glabripes Ahrendt.

Shrubs, deciduous, 1-2 m tall. Branches brownish gray, obviously sulcate, glabrous, rarely black verruculose; spines 3-fid, weak, 1-1.5 cm, adaxially slightly sulcate. Petiole 2-4 mm; leaf blade abaxially pale gray, adaxially deep green, narrowly obovate, 2-3.5 cm × 6-10 mm, papery, both surfaces not pruinose, abaxially with slightly raised midvein, adaxially with flat midvein, lateral veins 2 or 3 pairs, branched, both surfaces with inconspicuous reticulate veins, margin entire, apex obtuse or acute. Inflorescence a raceme, 3-8-flowered, 2-4 cm, often with few fascicled flowers at base. Pedicels 7-18 mm; bractlets lanceolate, ca. 2.8 mm. Sepals in 3 whorls; outer sepals lanceolate, ca. 4.5 × 1.1 mm; median sepals oblong-obovate, ca. 6 × 3.5 mm; inner sepals obovate, ca. 7 × 5.5 mm. Petals elliptic, ca. 5 × 3.5 mm, base clawed, with separate lanceolate glands, apex acute, emarginate. Stamens ca. 3.8 mm; anther connective not prolonged. Ovules 2. Berry red, oblong-ovoid, 9-10 × 4.5-6 mm, not pruinose, upper part sometimes bent; style persistent, short. Fl. Jun, fr. Aug-Oct.

● Montane thickets, forest margins; 3000-4100 m. Sichuan, Yunnan.