桃叶珊瑚Aucuba chinensis

中文名(Chinese Name):桃叶珊瑚
学名(Scientific Name):Aucuba chinensis Benth.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Aucuba chinensis subsp. omeiensis (Fang) Fang et Soong  Aucuba chinensis var. variegata Dombr.  Aucuba omeiensis W. P. Fang  Aucuba grandiflora C. Y. Wu
科属(Family & Genus):山茱萸科桃叶珊瑚属
形态特征(Description):常绿小乔木或灌木,高3-6(-12)米;小枝粗壮,二歧分枝,绿色,光滑;皮孔白色,长椭圆形或椭圆形,较稀疏;叶痕大,显著。冬芽球状,鳞片4对,交互对生,外轮较短,卵形,其余为阔椭圆形,内二轮外侧先端被柔毛。叶革质,椭圆形或阔椭圆形,稀倒卵状椭圆形,长10-20厘米,宽3.5-8厘米,先端锐尖或钝尖,基部阔楔形或楔形,稀两侧不对称,边缘微反卷,常具5-8对锯齿或腺状齿,有时为粗锯齿;叶上面深绿色,下面淡绿色,中脉在上面微显著,下面突出,侧脉6-8(-10)对,稀与中脉相交近于直角;叶柄长2-4厘米,粗壮,光滑。圆锥花序顶生,花序梗被柔毛,雄花序长5厘米以上;雄花绿色(2月),紫红色(海 南植物志)花萼先端4齿裂,无毛或被疏柔毛;花瓣4,长圆形或卵形,长3-4毫米,宽2-2.5毫米,外侧被疏毛或无毛,先端具短尖头;雄蕊4,长约3毫米,着生于花盘外侧,花药黄色,2室;花盘肉质,微4棱;花梗长约3毫米,被柔毛;苞片1,披针形,长3毫米,外侧被疏柔毛。雌花序较雄花序短,长约4-5厘米,花萼及花瓣近于雄花,子房圆柱形,花柱粗壮,柱头头状,微偏斜;花盘肉质,微4裂;花下具2小苞片,披针形,长约4-6毫米,边缘具睫毛;花下具关节,被柔毛。幼果绿色,成熟为鲜红色,圆柱状或卵状,长1.4-1.8厘米,直径8-10(12)毫米,萼片、花柱及柱头均宿存于核果上端。花期1-2月;果熟期达翌年2月,常与一二年生果序同存于枝上。
分布(Distribution):产福建、台湾、广东、海南及广西,常生于海拔1000米以下的常绿阔叶林中。
用途(Use):
引自中国植物志英文版FOC Vol. 14 Page 223
Aucuba chinensis Bentham, Fl. Hongk. 138. 1861.
桃叶珊瑚 tao ye shan hu
Trees or shrubs, 3–6(–12) m tall; branches green, | Aucubaceae  | Aucuba dichotomous, stout, smooth. Petiole 2–4 cm, stout, smooth; leaf blade abaxially light green, adaxially deep green, elliptic to broadly elliptic, rarely obovate-elliptic or linear-lanceolate, 7–25 × 1.5–8 cm, leathery or thickly leathery, midvein raised abaxially, conspicuous adaxially; lateral veins 6–8(–10) pairs, sometimes emerging at right angle from midvein, base broadly cuneate or cuneate, slightly oblique, margin slightly revolute, often serrate or glandular dentate with 5–8 teeth, apex acute or cuspidate. Staminate inflorescences loosely paniculate, 5–13 cm; branches densely pubescent. Carpellate inflorescence shortly paniculate, shorter than staminate, 2.5–5 cm; branches densely pubescent. Staminate flowers: calyx 4-dentate, glabrous or sparsely pubescent; petals 4, green (in Feb), yellow, or purplish red, oblong or ovate, 3–4 × 2–2.5 mm, apex cuspidate, rolled outward; stamens 4, ca. 3 mm, surrounding disk, anthers yellow, locules 2; disk fleshy, slightly 4-angled; pedicel ca. 3 mm, pubescent; bracteole 1, lanceolate, ca. 3 mm. Carpellate flowers yellow green or yellowish; calyx and petals similar to staminate flowers, but apex of petals acute; ovary cylindrical; style stout; stigma capitate, slightly leaning to one side; disk fleshy, slightly 4-lobed; bracteoles at base of pedicel 2, lanceolate, 4–6 mm. Fruit bright red or dark red, cylindrical or ovoid, 1.4–1.8 cm, 8–10(–12) mm in diam. Fl. Jan–Feb, fr. Feb, often with fruit from preceding two years. 2n = 16.
Forests; 300–1000 m. Fujian, Guangdong, Guangxi, Guizhou, Hainan, Sichuan, Taiwan, Yunnan [Myanmar, N Vietnam].
桃叶珊瑚Aucuba chinensis

桃叶珊瑚Aucuba chinensis

桃叶珊瑚Aucuba chinensis






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