中华常春藤Hedera nepalensis var. sinensis

中华常春藤Hedera nepalensis var. sinensis

中华常春藤Hedera nepalensis var. sinensis

中华常春藤Hedera nepalensis var. sinensis

中华常春藤Hedera nepalensis var. sinensis

中文名(Chinese Name):中华常春藤
学名(Scientific Name):Hedera nepalensis var. sinensis (Tobl.) Rehd.
英文名(English Common Name):
别名(Chinese Common Name):常春藤
异名(Synonym):Hedera potaninii Pojark.;Hedera shensiensis Pojark.;Hedera robusta Pojark.;Hedera sinensis (Tobler) Hand.-Mazz.;Hedera himalaica var. sinensis Tobl.;Hedera sinensis var. leucotricha Grushv. et Skvortsova
科属(Family & Genus):五加科(Araliaceae)常春藤属
形态特征(Description):常绿攀援灌木;茎长3-20米,灰棕色或黑棕色,有气生根;一年生枝疏生锈色鳞片,鳞片通常有10-20条辐射肋。叶片革质,在不育枝上通常为三角状卵形或三角状长圆形,稀三角形或箭形,长5-12厘米,宽3-10厘米,先端短渐尖,基部截形,稀心形,边缘全缘或3裂,花枝上的叶片通常为椭圆状卵形至椭圆状披针形,略歪斜而带菱形,稀卵形或披针形,极稀为阔卵形、圆卵形或箭形,长5-16厘米,宽1.5-10.5厘米,先端渐尖或长渐尖,基部楔形或阔楔形,稀圆形,全缘或有1-3浅裂,上面深绿色,有光泽,下面淡绿色或淡黄绿色,无毛或疏生鳞片,侧脉和网脉两面均明显;叶柄细长,长2-9厘米,有鳞片,无托叶。伞形花序单个顶生,或2-7个总状排列或伞房状排列成圆锥花序,直径1.5-2.5厘米,有花5-40朵;总花梗长1-3.5厘米,通常有鳞片;苞片小,三角形,长1-2毫米;花梗长0.4-1.2厘米;花淡黄白色或淡绿白色,芳香;萼密生棕色鳞片,长2毫米,边缘近全缘;花瓣5,三角状卵形,长3-3.5毫米,外面有鳞片;雄蕊5,花丝长2-3毫米,花药紫色;子房5室;花盘隆起,黄色;花柱全部合生成柱状。果实球形,红色或黄色,直径7-13毫米;宿存花柱长1-1.5毫米。花期9-11月,果期次年3-5月。
分布(Distribution):北自甘肃、南至广东、东至江苏均有分布,攀援于林缘树林、路旁、岩石或墙壁上生长。越南也有。
用途(Use):春藤全株供药用,有舒筋散风之效,茎叶捣碎治衄血,也可治痛疽或其他初起肿毒。枝叶供观赏用。茎叶含鞣酸,可提制栲胶。
引自中国植物志英文版FOC Vol. 13 Page 442
Hedera nepalensis K. Koch var. sinensis (Tobler) Rehder, J. Arnold Arbor. 4: 250. 1923.
常春藤 chang chun teng| Araliaceae  | Hedera
Hedera himalaica (Hibberd) Carrière var. sinensis Tobler, Hedera 79. 1912; H. potaninii Pojarkova; H. robusta Pojarkova; H. shensiensis Pojarkova; H. sinensis (Tobler) Handel-Mazzetti.
Shrubs scandent. Young branches with ferruginous scales. Petiole 2-9 cm, slender; leaves dimorphic, those on sterile branches entire or 3-lobed, usually triangular-ovate or triangular-oblong, rarely triangular or sagittate; those on fertile branches elliptic-ovate or elliptic-lanceolate, rarely ovate or lanceolate, blade glabrous or with sparse scales abaxially, venation distinct on both surfaces, base broadly cuneate, margin entire, apex acuminate. Inflorescence a terminal umbel or a small raceme, with ferruginous scales; primary axis 1-3.5 cm. Calyx rim ca. 2 mm, subentire. Petals 5, 3-3.5 mm. Ovary 5-carpellate. Fruit red or yellow at maturity, globose, 7-13 mm. Fl. Sep-Nov, fr. Mar-May.
Forests, roadsides, rocky slopes, usually climbing on trees or rocks; from near sea level to 3500 m. Anhui, Fujian, S Gansu, Guang dong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, S Shaanxi, Shandong, Sichuan, S Xizang, Yunnan, Zhejiang [Laos, Vietnam].
This taxon is used medicinally and as an ornamental.
Hedera nepalensis var. nepalensis is native to Nepal and Thailand.
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