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匙叶小檗Berberis vernae

时间:2013-12-04 16:35来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):匙叶小檗 学名( Scientific Name ): Berberis vernae Schneid. 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): Berberis casoli var. hoanghensis Schneid. Berberis carolii var. h




中文名(Chinese Name):匙叶小檗
学名(Scientific Name):Berberis vernae Schneid.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Berberis casoli var. hoanghensis Schneid.  Berberis carolii var. hoanghensis C.K.Schneid.
科属(Family & Genus):小檗科(Berberidaceae)小檗属
形态特征(Description):落叶灌木,高0.5-1.5米。老枝暗灰色,细弱,具条棱,无毛,散生黑色疣点,幼枝常带紫红色;茎刺粗壮,单生,淡黄色,长1-3厘米。叶纸质,倒披针形或匙状倒披针形,长1-5厘米,宽0.3-1厘米,先端圆钝,基部渐狭,上面亮暗绿色,中脉扁平,侧脉微显,背面淡绿色,中脉和侧脉微隆起,两面网脉显著,无毛,不被白粉,也无乳突,叶缘平展,全缘,偶具1-3刺齿;叶柄长2-6毫米,无毛。穗状总状花序具15-35朵花,长2-4厘米,包括总梗长5-10毫米,无毛;花梗长1.5-4毫米,无毛;苞片披针形,短于花梗,长约1.3毫米;花黄色;小苞片披针形,长约1毫米,常红色;萼片2轮,外萼片卵形,长约1.5-2.1毫米,宽约1毫米,先端急尖,内萼片倒卵形,长2.5-3毫米,宽1. 5-2毫米;花瓣倒卵状椭圆形,长1.8-2毫米,宽约1 .2毫米,先端近急尖,全缘,基部部缩略呈爪,具2枚分离腺体;雄蕊长约1 .5毫米,药隔先端不延伸,平截;胚珠1-2枚,近无柄。浆果长圆形,淡红色,长4-5毫米,顶端不具宿存花柱,不被白粉。花期5-6月,果期8-9月。
分布(Distribution):产甘肃、青海及四川,生于海拔2200-3850米的河滩地或山坡灌丛中。
用途(Use):根皮和根可作黄色染料。也可入药。
引自中国植物志英文版FOC Vol. 19 Page 716, 752
Berberis vernae C. K. Schneider in Sargent, Pl. Wilson. 1: 372. 1913.
匙叶小檗 chi ye xiao bo | Berberidaceae  | Berberis
Berberis caroli C. K. Schneider var. hoanghensis C. K. Schneider.
Shrubs, deciduous, 0.5-1.5 m tall. Branches dark gray, slender, angulate, glabrous, black verruculose; shoots reddish purple; spines simple, pale yellow, 1-3 cm, stout. Petiole 2-6 mm; leaf blade abaxially pale green, adaxially shiny, dark green, oblanceolate or spatulate-oblanceolate, 1-5 cm × 3-10 mm, papery, both surfaces glabrous, not pruinose, not papillose, abaxially with slightly raised midvein and reticulate veins, adaxially with flat midvein, lateral veins slightly conspicuous, both surfaces with conspicuous reticulate veins, base attenuate, margin entire, occasionally 1-3-spinose-serrate on each side, apex rounded, obtuse. Inflorescence a spikelike raceme, 15-35-flowered, 2-4 cm including peduncle 5-10 mm, glabrous; bracts ca. 1.3 mm. Pedicels 1.5-4 mm, glabrous; bractlets reddish, lanceolate, ca. 1 mm. Sepals in 2 whorls; outer sepals ovate, 1.5-2.1 × ca. 1 mm, apex acute; inner sepals obovate, 2.5-3 × 1.5-2 mm. Petals obovate-elliptic, 1.8-2 × ca. 1.2 mm, base clawed, with separate glands, apex subacute, entire. Stamens ca. 1.5 mm; anther connective not prolonged, truncate. Ovules 1 or 2, sessile. Berry pale red, oblong, 4-5 mm, not pruinose, style not persistent. Fl. May-Jun, fr. Aug-Sep.
● Floodlands, thickets on slopes; 2200-3900 m. Gansu, Qinghai, Sichuan.
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