织梦CMS - 轻松建站从此开始!

花卉图片网

当前位置: 主页 > 灌木 >

柳叶杜茎山Maesa salicifolia

时间:2013-10-18 13:56来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):柳叶杜茎山 学名( Scientific Name ): Maesa salicifolia Walker 英文名( English Common Name ): 别名( Chinese Common Name ): 柳叶空心花 异名( Synonym ): 科属( Family Genus ): 紫金牛科(Myrsinaceae)杜茎
中文名(Chinese Name):柳叶杜茎山
学名(Scientific Name):Maesa salicifolia Walker
英文名(English Common Name):
别名(Chinese Common Name):柳叶空心花
异名(Synonym):
科属(Family & Genus):紫金牛科(Myrsinaceae)杜茎山属
形态特征(Description):直立灌木,高约2米;小枝圆柱形,无毛,具细条纹,有时具皮孔。叶片革质,狭长圆状披针形,顶端渐尖,基部钝,长10-20厘米或略长,宽1.5-2厘米或略宽,全缘,边缘强烈反卷,两面无毛,叶面中、侧脉印成深痕,其余部分隆起,背面中、侧脉强烈隆起,其余部分下凹,侧脉5-7对,弯曲上升,细脉不明显;叶柄长5-12毫米,具槽。总状花序或小圆锥花序,腋生,近基部有时有少数分枝,单生或2-3簇生,长1.5-2厘米,无毛;苞片卵形,顶端急尖,无毛;花梗长约4毫米,小苞片宽卵形,顶端急尖或钝,常紧贴花萼基部;花长3-4毫米,萼片卵形至广卵形(原描述近圆形),长约1毫米,具腺点或脉状腺条纹,边缘薄,有时具缘毛;花冠白色或.淡黄色,管状或管状钟形,长3-4毫米,具脉状腺条纹,裂片广卵形,长约1毫米,顶端圆形,边缘波状,微开展;雄蕊着生于花冠管中部,在雄花中达花冠管上部,花丝与花药等长或略长,花药长圆状卵形,在雌花中退化,花丝极短;雌蕊在雄花中退化,在雌花中达花冠管喉部,柱头3-4裂。果球形或近卵圆形,直径约4毫米,具脉状腺条纹及皱纹,宿存萼包果顶部,常冠以宿存花柱。花期1-2月,果期9-11月。
分布(Distribution):产广东,生于石灰岩山坡,杂木林中,荫湿的地方。
引自中国植物志英文版:FOC Vol. 15 Page 7      
Maesa salicifolia E. Walker, J. Wash. Acad. Sci. 21: 480. 1931.
柳叶杜茎山 liu ye du jing shan| Myrsinaceae  | Maesa
Shrubs ca. 2 m tall. Branchlets terete, glandular granulose, early glabrescent, longitudinally striate; pith solid. Petiole deeply canaliculate, 5-12 mm, rugose; leaf blade narrowly linear-lanceolate, 10-20 × 1.5-2 cm, leathery, rugose, subbullate, inconspicuously pellucid punctate, base obtuse, margin entire, revolute, apex acute or acuminate; lateral veins 5-7 on each side of midrib. Inflorescences axillary, racemose or paniculate, 1.5-2 cm; bracteoles broadly ovate, apex obtuse or acute. Flowers white or yellowish, 3-4 mm. Pedicel 2.5-3.5 mm, glandular granulose, early glabrescent. Calyx lobes ovate to subrobicular, ca. 1 mm, punctate, margin sparsely ciliate, apex obtuse or rounded. Corolla tubular or tubular-campanulate; tube 3-4 mm, punctate-lineate; lobes broadly ovate, margin crenulate, apex rounded. Stamens of staminate flowers included, attached at or above middle of corolla tube, reduced in pistillate flowers; anthers oblong-ovate, ca. as long as filaments. Pistil included. Style persistent; stigma dilated or 3- or 4-lobed. Fruit reddish, globose or subovoid, ca. 4 mm in diam., punctate-lineate, wrinkled; persistent calyx lobes nearly meeting style. Fl. Jan-Feb, fr. Sep-Nov.
* Sparse mixed forest, limestone mountains, damp places; 100-600 m. Guangdong


(责任编辑:徐晔春)
织梦二维码生成器
顶一下
(1)
100%
踩一下
(0)
0%
------分隔线----------------------------
发表评论
请自觉遵守互联网相关的政策法规,严禁发布色情、暴力、反动的言论。
评价:
表情:
用户名: 验证码:点击我更换图片