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桂南木莲Manglietia conifera

时间:2013-10-15 13:18来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):桂南木莲 学名( Scientific Name ): Manglietia conifera Dandy 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): Manglietia chingii Dandy Manglietia tenuipes Dandy Manglietia co
中文名(Chinese Name):桂南木莲
学名(Scientific Name):Manglietia conifera Dandy
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Manglietia chingii Dandy  Manglietia tenuipes Dandy  Manglietia conifera subsp. chingii (Dandy) J. Li  Magnolia conifera (Dandy) C. S. Kumar
科属(Family & Genus):木兰科(Magnoliaceae)木莲属
形态特征(Description):常绿乔木,高可达20米,树皮灰色,光滑、芽、嫩枝有红褐色短毛。叶革质,倒披针形或狭倒卵状椭圆形,长12-15厘米,宽2-5厘米,先端短渐尖或钝,基部狭楔形或楔形、上面无毛,深绿色有光泽,下面灰绿色,嫩叶被微硬毛或具白粉;侧脉每边12-14条;叶柄长2-3厘米,上面具张开的狭沟,初被平伏柔毛;托叶痕长3-5毫米。花蕾卵圆形,花梗细长,向下弯垂,长4-7厘米,仅花被下有1环苞片痕;花被片9-11片,每轮3片,外轮3片常绿色,质较薄,椭圆形,长4-5厘米,宽约2.5-2.8厘米,顶端圆钝,中轮肉质,倒卵状椭圆形,长5-5.5厘米,宽2.5-2厘米,内轮肉质,3-4片,倒卵状匙形,长4-4.5厘米,宽1.5-2厘米;雄蕊长约1.3-1.5厘米,花药长8-9毫米,药隔伸出成三角形的尖头,2药室为药隔分开;雌蕊群长1.5-2厘米,下部心皮长0.8-1厘米,背面具3-4纵沟,花柱长约2毫米。聚合果卵圆形,长4-5厘米;蓇葖具疣点凸起,顶端具短喙;种子内种皮具突起点。花期5-6月,果期9-10月。
分布(Distribution):产广东、云南、广西、贵州。生于海拔700-1300米的砂页岩山地,山谷潮湿处。越南北部也有。
用途(Use):供建筑、家具、细木工用,也作庭园观赏树种。
引自中国植物志英文版:FOC Vol. 7 Page 50, 53, 60
Manglietia conifera Dandy, J. Bot. 68: 205. 1930.
桂南木莲 gui nan mu lian | Magnoliaceae  | Manglietia
Magnolia conifera (Dandy) V. S. Kumar; M. conifera var. chingii (Dandy) V. S. Kumar; Manglietia chingii Dandy; M. conifera subsp. chingii (Dandy) J. Li; M. tenuipes Dandy.
Trees, to 20 m tall. Bark gray and smooth. Vegetative buds and young twigs reddish brown pubescent. Stipular scar 3-5 mm. Petiole 2-3 cm, narrowly furrowed, at first appressed villous; leaf blade narrowly obovate to narrowly obovate-elliptic, 12-15 × 2-5 cm, leathery, abaxially at first grayish green and hispidulous or glaucous, adaxially glabrous, secondary veins 12-14 on each side of midvein, base narrowly cuneate to cuneate, apex shortly acuminate to rotund. Peduncle 4-7 cm, slender, pendulous, with 1 bract scar basal to tepals. Flower buds ovoid. Tepals 9 or 11, 3 per whorl; outer 3 tepals usually green, elliptic, 4-5 × 2.5-2.8 cm, thinner, apex rotund; middle 3 tepals obovate-elliptic, 5-5.5 × 2.5-3 cm, fleshy; inner 3 or 4 tepals pure white, obovate-spoon-shaped, 4-4.5 × 1.5-2 cm, fleshy. Stamens 1.5-2 cm; connective exserted and forming a triangular mucro; anthers 8-9 mm. Gynoecium 1.5-2 cm; basal carpels 0.8-1 cm, abaxially 3- or 4-furrowed; styles ca. 2 mm. Fruit ovoid, 4-5 cm; mature carpels tuberculate, apex shortly beaked; endotesta dotted. Fl. May-Jun, fr. Sep-Oct.
Hills, wet places in valleys; 700-1300 m. N Guangdong, Guangxi, SE Guizhou, S Hunan, SE Yunnan [N Vietnam].
This species is grown as an ornamental. It is used medicinally and for timber.




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