东方紫金牛 Ardisia elliptica

中文名(Chinese Name):东方紫金牛
学名(Scientific Name):Ardisia elliptica Thunb.
英文名(English Common Name):shoebutton
别名(Chinese Common Name):兰屿紫金牛、东方紫金牛
异名Synonym):Ardisia squamulosa Presl.  Ardisia kotoensis Hayata  Bladhia kotoensis (Hayata) Nakai  Ardisia littoralis Andrews  Ardisia sorsogonensis Elmer ex Merr.  Bladhia elliptica (Thunb.) Nakai  Bladhia squamulosa (C.Presl) Nakai  Tinus squamulosa (C. Presl) Kuntze
科属(Family & Genus):紫金牛科(Myrsinaceae)紫金牛属
形态特征(Description):灌木,高达2米,通常无毛,据说有时被“褐色绒毛”;叶厚,新鲜时略肉质,倒披针形或倒卵形,顶端钝和有时短渐尖,基部楔形,长6-12厘米,宽3-5厘米,全缘,具平整或微弯的边缘,无毛,深绿色,具极模糊或不明显的腺点;侧脉极细和不明显,连成边缘脉;花序具梗,亚伞形花序或复伞房花序,近顶生或腋生于特殊花枝的叶状苞片上,花枝基部膨大或具关节;花粉红色至白色,长5-8毫米;萼片圆形,花蕾时呈覆瓦状排列,边缘干膜质和具细缘毛,具厚且黑色的腺点;花瓣广卵形,具黑点;雄蕊与花瓣近等长,花药披针形,顶端点尖,背部具黑腺点;果直径约8毫米,红色至紫黑色,具极多的小腺点,新鲜时多少肉质。
分布(Distribution):产我国台湾,马来西亚至菲律宾也有。
用途(Use):引自中国植物志英文版:FOC Vol. 15 Page 14   
Ardisia elliptica Thunberg, Nov. Gen. Pl. 8: 119. 1798.
东方紫金牛 dong fang zi jin niu| Myrsinaceae  | Ardisia
Ardisia kotoensis Hayata; A. squamulosa Presl; Bladhia kotoensis (Hayata) Nakai; Tinus squamulosa (Presl) Kuntze.
Shrubs 1-2 m tall, glabrous. Branchlets angular, 3-4.5 mm in diam., glabrous, conspicuously black punctate-lineate, longitudinally ridged. Petiole marginate, 5-10 mm; leaf blade oblanceolate or obovate, 6-12(-16) × 3-5(-7) cm, subleathery, dull and densely punctate abaxially, especially along margin, base cuneate, margin revolute, entire, apex obtuse or acute; lateral veins 12-34 on each side of midrib, marginal vein present. Inflorescences axillary or subterminal on basally thickened lateral branches, subumbellate or umbellate. Flowers leathery, pink or white, 6(-8) mm. Pedicel ca. 1-2 cm, minutely and densely white verruculose, densely punctate. Sepals broadly ovate, ca. 1 mm, densely black punctate, base rugose and subauriculate, margin subentire, scarious, minutely ciliate, apex rounded. Petals almost free, broadly ovate, densely punctate, glabrous, margin hyaline, scarious, entire, apex long attenuate. Stamens subequalling petals; anthers linear-lanceolate, punctate dorsally, longitudinally dehiscent, transversely septate-lobed, apex apiculate. Pistil as long as petals; ovary glabrous, pellucid punctate; ovules numerous, multiseriate. Fruit subglobose, red or purplish black, ca. 8 mm in diam., minutely punctate, fleshy. Fl. Feb-Apr, fr. Sep-Nov. 2n = 48*
Roadsides, scrub, near villages, edges of fields, along coasts. Taiwan [India, Indonesia, Japan (Ryukyu Islands), Malaysia, Philippines, Sri Lanka, Vietnam; cultivated and naturalized throughout tropics]
东方紫金牛 Ardisia elliptica

东方紫金牛 Ardisia elliptica

东方紫金牛 Ardisia elliptica

东方紫金牛 Ardisia elliptica(责任编辑:徐晔春)

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