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FOC | Family List | FOC Vol. 19 | Berberidaceae | Berberis

158. Berberis agricola Ahrendt, J. Linn. Soc., Bot. 57: 192. 1961.

暗红小檗 an hong xiao bo

Shrubs, deciduous, 0.8-2 m tall. Branches dark gray, terete; shoots dark red, sparsely black verruculose, glabrous; internodes 1.5-3 cm; spines 3-fid, pale yellow, 1-1.5 cm, adaxially sulcate. Leaves subsessile; leaf blade abaxially pale green, adaxially deep green, obovate, 1.2-2.5 × 0.7-1.5 cm, papery, abaxially not pruinose, midvein and lateral veins markedly raised, adaxially with raised midvein and lateral veins, both surfaces with conspicuous reticulate veins, base cuneate, margin entire or occasionally 1-3-spinose-serrate on each side, apex rounded, obtuse. Inflorescence a raceme, 15-30-flowered, often verticillate, rarely compound below, 4-7.5 cm, sometimes pendulous; peduncle 1-2 cm, slender, glabrous; bracts ca. 1.5 mm. Pedicels 5-7 mm, weak, glabrous; bractlets ovate, ca. 2.2 × 1.2 mm. Flowers ca. 1 cm in diam. Sepals in 2 whorls; outer sepals elliptic, 3-3.2 × 1.5-2 mm; inner sepals elliptic-obovate, ca. 5.5 × 3.2 mm. Petals elliptic, ca. 4.5 × 3 mm, base clawed, with separate glands, apex entire. Stamens ca. 3 mm; anther connective slightly prolonged, rounded, obtuse, or truncate. Ovules 2, shortly funiculate. Fruit unknown. Fl. Jun, fr. unknown.

● Thickets on mountain slopes, roadsides; 3200-3600 m. Xizang.


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