伊犁小檗 yi li xiao bo

Berberis nummularia Bunge var. schrenkiana C. K. Schneider.

Shrubs, deciduous, 1-2.5 m tall. Branches dark gray or purplish red, terete; shoots pale purplish red, shiny, not verruculose, glabrous; spines simple or 3-fid, concolorous, 1-3 cm, adaxially sulcate. Petiole 3-15 mm; leaf blade abaxially grayish green, adaxially green, oblong-elliptic or cuneate, papery, abaxially with obviously raised midvein, adaxially with flat midvein, both surfaces with raised reticulate veins, margin entire. Inflorescence a raceme, 10-25-flowered, 3-5 cm including peduncle ca. 5 mm; bracts 1-1.5 mm. Pedicels 5-10 mm, glabrous; bractlets ovate, ca. 1.5 × 1 mm. Sepals in 2 whorls; outer sepals elliptic, ca. 2.8 × 1.8 mm; inner sepals obovate, 3.8-4 × ca. 2.5 mm. Petals obovate, ca. 3.5 × 2 mm, base clawed, with separate glands, apex emarginate. Stamens ca. 3 mm; anther connective not prolonged, truncate. Ovules 2, with funicles ca. as long as ovules. Berry shiny, red, ovoid-ellipsoid, 5.5-6 × 3.5-4 mm, not pruinose. Fl. May-Jun, fr. Jul-Sep.

Dry regions, sandy places on river beaches, grassy slopes, roadsides, field margins; 600-2000 m. Xinjiang [Kazakhstan].