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大叶小檗Berberis ferdinandi-coburgii

时间:2013-12-04 16:38来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):大叶小檗 学名( Scientific Name ): Berberis ferdinandi-coburgii Schneid. 英文名( English Common Name ): 别名( Chinese Common Name ): 昆明小蘖 异名( Synonym ): 科属( Family Genus ): 小檗科(Berberidac






中文名(Chinese Name):大叶小檗
学名(Scientific Name):Berberis ferdinandi-coburgii Schneid.
英文名(English Common Name):
别名(Chinese Common Name):昆明小蘖
异名(Synonym):
科属(Family & Genus):小檗科(Berberidaceae)小檗属
形态特征(Description):常绿灌木,高约2米。老枝具棱槽,散生黑色疣点;茎刺细弱,三分叉,长7-15毫米,腹面具槽。叶革质,椭圆状倒披针形,长4-9厘米,宽1.5-2.5厘米,先端急尖,具1刺尖,基部楔形,上面栗色,有光泽,中脉和侧脉凹陷,背面棕黄色,中脉和侧脉隆起,两面网脉显著,不被白粉,叶缘平展,有时微向背面反卷,每边具35-60刺齿;叶柄长2-4毫米。花8-18朵簇生;花梗细弱,长1-2厘米,无毛;花黄色; 小苞片红色,长约1.5毫米;萼片2轮,外萼片披针形,长约3毫米,宽约1毫米,先端急尖,内萼片卵形、长约5毫米,宽约3毫米;花瓣狭倒卵形,长3.5-4.5毫米,宽1.5-2.5毫米,先端缺裂,基部缢缩呈爪,具2枚分离腺体;雄蕊长约3毫米,药隔先端平截;胚珠单生,近无柄。浆果黑色,椭圆形或卵形,长7-8毫米,直径5-6毫米,顶端具明显宿存花柱,不被白粉或有时微被白粉。花果期6-10月。
分布(Distribution):产云南,生于海拔100-2700米的山坡及路边灌丛中。
用途(Use):根含小檗碱1.72%,可代黄连药用,用于各种热症和炎症。
引自中国植物志英文版FOC Vol. 19 Page 723, 740
Berberis ferdinandi-coburgii C. K. Schneider in Sargent, Pl. Wilson. 1: 364. 1913.
大叶小檗 da ye xiao bo | Berberidaceae  | Berberis
Shrubs, evergreen, to 2 m tall. Branches sulcate, scarcely black verruculose; spines 3-fid, 7-15 mm, slender, adaxially sulcate. Petiole 2-4 mm; leaf blade abaxially brownish yellow, adaxially shiny, castaneous, elliptic-oblanceolate, 4-9 × 1.5-2.5 cm, leathery, both surfaces not pruinose, abaxially with raised midvein and lateral veins, adaxially with impressed midvein and lateral veins, both surfaces with visible reticulate veins, base cuneate, margin sometimes slightly revolute, 35-60-spinose-serrate on each side, apex acute, aristate. Flowers 8-18-fascicled. Pedicels 1-2 cm, slender, glabrous; bractlets reddish, ca. 1.5 mm. Sepals in 2 whorls, ovate, ca. 5 × 3 mm. Petals narrowly obovate, 3.5-4.5 × 1.5-2.5 mm, base clawed, with separate glands, apex emarginate. Stamens ca. 3 mm; anther connective truncate. Ovules solitary, subsessile. Berry black, ellipsoid or ovoid, 7-8 × 5-6 mm, not or sometimes slightly pruinose, style persistent. Fl. and fr. Jun-Oct.
● Thickets; 100-2700 m. Yunnan.
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