密鳞紫金牛Ardisia densilepidotula

中文名(Chinese Name):密鳞紫金牛
学名(Scientific Name):Ardisia densilepidotula Merr.  
英文名(English Common Name):
别名(Chinese Common Name):罗芒树、山马皮、黑度、仙人血树
异名(Synonym):
科属(Family & Genus):紫金牛科(Myrsinaceae)紫金牛属
形态特征(Description):小乔木,高6-8 (-15) 米;小枝粗壮,皮粗糙,幼时被锈色鳞片。叶片革质,倒卵形或广倒披针形,顶端钝急尖或广急尖,基部楔形,下延,长11-17厘米,宽4-6厘米,有时长达23厘米,宽8.5厘米,全缘,常反折,叶面平整,侧脉微隆起,中脉微凹,背面密被鳞片,中脉明显,隆起,侧脉多数,微隆起,连成近边缘的边缘脉,无腺点;叶柄长约1厘米,具狭翅和沟。由多回亚伞形花序组成的圆锥花序,顶生或近顶生,长10-14厘米,被鳞片;花梗长3-8毫米,被鳞片;花长约3毫米,花萼基部连合,萼片狭三角状卵形或披针形,顶端急尖,长1-1.5毫米,具缘毛,无腺点,稀具腺点,无毛;花瓣粉红色至紫红色,卵形,顶端钝,长约3毫米,无腺点,无毛;雄蕊与花瓣几等长,花药卵形,顶端细尖,无腺点;雌蕊与花瓣等长或略长,子房卵珠形,无毛;胚珠约14枚,1轮。果球形,直径约6毫米,紫红色至紫黑色,无腺点。花期6-7 (-8) 月,有时达2月。
分布(Distribution):产海南,海拔250-2000米的山谷、山坡密林中。
用途(Use):树皮供药用,治腹痛;妇女产后服用,据说可增强体质。
引自中国植物志英文版: FOC Vol. 15 Page 16
Ardisia densilepidotula Merrill, Lingnan Sci. J. 6: 284. 1928.
密鳞紫金牛 mi lin zi jin niu| Myrsinaceae  | Ardisia
Trees 3-8(-15) m tall, densely reddish brown scaly on branchlets, petioles and inflorescence rachis. Branchlets angular, 5-7 mm in diam. Petiole narrowly marginate, deeply canaliculate, ca. 1 cm; leaf blade obovate or broadly oblanceolate, 11-17(-24) × 4-6(-10) cm, cartilaginous, inconspicuously punctate, scrobiculate, base cuneate and narrowly decurrent, margin entire, revolute, apex broadly acute; lateral veins numerous, raised on both surfaces, marginal vein present. Inflorescences terminal or subterminal, pyramidal paniculate, branches subumbellate, 10-14 cm. Flowers leathery, pink or purplish red, ca. 3 mm. Pedicel 3-8 mm. Sepals lanceolate, 1-1.5 mm, inconspicuously pellucid punctate, glabrous, margin ciliate, apex acute. Petals nearly free, ovate, inconspicuously pellucid punctate, glabrous, margin entire, apex obtuse. Stamens subequalling petals; filaments to 1 mm; anthers ovate, not punctate dorsally, apiculate. Pistil as long as or longer than petals in bud; ovary ovoid, glabrous; ovules ca. 14, in 2 or 3 close series. Fruit purplish red to black, globose, ca. 6 mm in diam., inconspicuously pellucid punctate. Fl. Jun-Aug, fr. Oct-Nov.
* Dense broad-leaved forests, valleys, hillsides; 300-2000 m. Hainan
密鳞紫金牛Ardisia densilepidotula

密鳞紫金牛Ardisia densilepidotula

密鳞紫金牛Ardisia densilepidotula



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