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金珠柳Maesa montana

时间:2013-10-18 13:55来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):金珠柳 学名( Scientific Name ): Maesa montana A. DC. 英文名( English Common Name ): 别名( Chinese Common Name ): 山地杜茎山、鱼子花 异名( Synonym ): Maesa henryi Hu Maesa formosana Mez Maesa martinii H
中文名(Chinese Name):金珠柳
学名(Scientific Name):Maesa montana A. DC.  
英文名(English Common Name):
别名(Chinese Common Name):山地杜茎山、鱼子花
异名(Synonym):Maesa henryi Hu  Maesa formosana Mez  Maesa martinii H. Lév.  Maesa argentea var. kwangsiensis Hand.-Mazz.  Maesa castaneifolia Mez  Maesa montana var. elongata A. DC.  Maesa montana var. formosana (Mez) T. Yamaz.
科属Family & Genus):紫金牛科(Myrsinaceae)杜茎山属
形态特征(Description):灌木或小乔木,高2-3米,稀达10米;小枝圆柱形,通常被疏长硬毛或柔毛或有时无毛,老时具疏皮孔。叶片坚纸质,椭圆状或长圆状披针形或卵形,稀广卵形,顶端急尖或渐尖,基部楔形或钝,长7-14(-23)厘米,宽3-7(-9)厘米,边缘具粗锯齿或疏波状齿,齿尖具腺点,叶面无毛,中脉微凹,侧脉不甚明显,背面几无毛或有时被疏硬毛,尤以脉上常见,中脉隆起,侧脉8-12对,尾端直达齿尖,通常无脉状腺条纹;叶柄长1-1.5厘米。总状花序或圆锥花序,常于基部分枝,腋生,长2-7(-10)厘米,被疏硬毛,尤以苞片为多;苞片披针形,长约1毫米;花梗长1-2(-3)毫米;小苞片披针形或卵形,着生于萼基部;花长约2毫米,萼片卵形或长圆状卵形,顶端钝,与萼管等长,全缘,有时具缘毛,通常无腺点,无毛;花冠白色,钟形,长约2毫米,具脉状腺条纹,裂片与花冠管等长或略长,卵形,顶端钝或圆形,全缘或具微波状齿;雄蕊着生于花冠管中部,内藏;花丝与花药等长;花药圆形或肾形;雌蕊不超过雄蕊,柱头微裂或半裂。果球形或近椭圆形,直径约3毫米,幼时褐红色,成熟后白色,多少具脉状腺条纹,宿存萼包果达中部略上,即果的2/3处。花期2-4月,果期10-12月。
分布(Distribution):
用途(Use):嫩叶可代茶,又可作蓝色染料。
引自中国植物志英文版:FOC Vol. 15 Page 3      
Maesa montana A. de Candolle, Prodr. 8: 79. 1844.
金珠柳 jin zhu liu| Myrsinaceae  | Maesa
Maesa argentea (Wallich) A. de Candolle var. kwangsiensis Handel-Mazzetti, M. castaneifolia Mez; M. formosana Mez; M. henryi H. H. Hu; M. martinii H. Léveillé.
Shrubs or trees 2-3(-10) m tall. Branchlets terete, white pilose-tomentulose, glabrescent; pith solid. Petiole deeply canaliculate, 1-1.5(-1.8) cm; leaf blade elliptic, oblong, or lanceolate, rarely broadly ovate, 7-14(-23) × 3-7(-9) cm, membranous, base cuneate or obtuse, margin coarsely dentate or undulate with punctate teeth, apex acute or acuminate; lateral veins 8-12 on each side of midrib, ending in teeth, glabrescent or hispidulous, submarginal vein absent. Inflorescences axillary, racemose or paniculate, 2-7(-10) cm, hirsute; bracteoles minute, lanceolate or ovate. Flowers ca. 2 mm. Pedicel 1-2(-3) mm. Calyx lobes ovate or oblong, glabrous or sometimes ciliate, entire, apex obtuse. Corolla white, campanulate; lobes ovate, as long as or longer than tube, orange punctate-lineate, margin entire or crenulate, apex obtuse or rounded. Stamens inserted at corolla throat, included; anthers orbicular or reniform. Pistil included. Style persistent; stigma minutely lobed. Fruit white, globose or ovoid, 3-4 mm in diam., orange punctate-lineate; persistent calyx lobes covering 2/3-3/4 of fruit. Fl. Feb-Apr, fr. Oct-Dec.
Mixed forests, hillsides; 400-2800 m. Fujian, Guangdong, Guangxi, Guizhou, Hainan, Sichuan, Taiwan, SE Xizang, Yunnan [India, Myanmar, Thailand].


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