大叶勾儿茶Berchemia huana

中文名(Chinese Name):大叶勾儿茶
学名(Scientific Name):Berchemia huana Rehd.
英文名(English Common Name):
别名(Chinese Common Name):胡氏勾儿茶
异名(Synonym):
科属(Family & Genus):鼠李科Rhamnaceae勾儿茶属Berchemia
形态特征(Description):藤状灌木,高达10米;小枝光滑无毛,绿褐色。叶纸质或薄纸质,卵形或卵状矩圆形,长6-10厘米,宽3-6厘米,上部叶渐小、顶端圆形或稍钝,稀锐尖,基部圆形或近心形,上面绿色,无毛,下面黄绿色,被黄色密短柔毛,干后栗色,侧脉每边10-14条,叶脉在两 面稍凸起;叶柄长1.4-2.5厘米,无毛。花黄绿色,无毛,通常在枝端排成宽聚伞圆锥花序,稀排成腋生窄聚伞总状或聚伞圆锥花序,花序轴长可达20厘米,分枝长可达8厘米,被短柔毛,花梗短,长1-2毫米,无毛;花芽卵球形,顶端骤然收缩成短尖。核果圆柱状椭圆形,长7-9毫米,直径4毫米,熟时紫红色或紫黑色,基部宿存的花盘盘状;果梗长2毫米。花期7-9月,果期翌年5-6月。
分布(Distribution):产安徽、江苏、浙江、福建、江西、湖南、湖北。常生于海拔1000米以下的山坡灌丛或林中。
用途(Use):
引自中国植物志英文版:FOC Vol. 12 Page 124, 127
Berchemia huana Rehder, J. Arnold Arbor. 8: 166. 1927.
大叶勾儿茶 da ye gou er cha| Rhamnaceae  | Berchemia
Shrubs scandent, ca. 10 m tall. Branchlets green-brown, smooth, glabrous. Petiole 1.4-2.5 cm, glabrous; leaf blade abaxially yellow-green, dark brown when dry, adaxially green, ovate or ovate-oblong, 6-10 × 3-6 cm, upper leaves gradually smaller, papery or thinly papery, abaxially densely yellowish pubescent or sparsely pubescent on veins or in vein axils, adaxially glabrous, lateral veins 10-14 pairs, slightly prominent on both surfaces, base rounded or subcordate, apex rounded or slightly obtuse, rarely acute. Inflorescences comparatively large; rachis to 20 cm; branches to 8 cm, pubescent. Flowers yellowish green, glabrous, usually in terminal, broad cymose panicles, rarely in axillary, narrow cymose racemes or cymose panicles. Pedicel 1-2 mm, glabrous. Drupe purple-red or purple-black at maturity, cylindric-elliptic, 7-9 mm, ca. 4 mm in diam., with persistent, cup-shaped disk at base; fruiting pedicel ca. 2 mm. Fl. Jul-Sep, fr. May-Jun of following year.
● Forests on slopes, thickets; below 1000 m. Anhui, Fujian, Hubei, Hunan, Jiangsu, Jiangxi, Zhejiang.
 大叶勾儿茶Berchemia huana

大叶勾儿茶Berchemia huana
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