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虎刺梅Euphorbia milii

时间:2013-09-10 12:34来源:未知 作者:徐晔春 点击:
中文名 ( Chinese Name ): 虎刺梅 学名 ( Scientific Name ): Euphorbia milii Des Moul. 英文名 ( English Common Name ): christplant 别名 ( Chinese Common Name ): 铁海棠、麒麟刺 异名 ( Synonym ): Euphorbia breonii Nois., nom. ill
中文名Chinese Name):虎刺梅
学名Scientific Name):Euphorbia milii Des Moul.
英文名English Common Name):christplant
别名Chinese Common Name):铁海棠、麒麟刺
异名Synonym):Euphorbia breonii Nois., nom. illeg.  Euphorbia milii var. breonii (Nois.) Ursch & Leandri  Euphorbia splendens var. breonii (Nois.) Leandri
科属Family & Genus):大戟科(Euphorbiaceae)大戟属
形态特征Description):蔓生灌木。茎多分枝,长60-100厘米,直径5-10毫米,具纵棱,密生硬而尖的锥状刺,刺长1-1.5 (2.0)厘米,直径0.5-1.0 毫米,常呈3-5列排列于棱脊上,呈旋转。叶互生,通常集中于嫩枝上,倒卵形或长圆状匙形,长1.5-5.0 厘米,宽0.8-1.8厘米,先端圆,具小尖头,基部渐狭,全缘;无柄或近无柄;托叶钻形,长3-4毫米,极细,早落。花序2. 4或8个组成二歧状复花序,生于枝上部叶腋;复序具柄,长4-7厘米;每个花序基部具6-10毫米长的柄,柄基部具1枚膜质苞片,长1-3毫米,宽1-2毫米,上部近平截,边缘具微小的红色尖头;苞叶2枚,肾圆形,长8-10毫米,宽12-14毫米,先端圆且具小尖头,其部渐狭,无柄,上面鲜红色,下面淡红色,紧贴花序;总苞钟状,高3-4毫米,直径3.5-4.0 毫米,边缘5裂,裂片琴形,上部具流苏状长毛,且内弯;腺体5枚,肾圆形,长约1毫米,宽约2毫米,黄红色。雄花数枚;苞片丝状,先端具柔毛;雌花1枚,常不伸出总苞外;子房光滑无毛,常包于总苞内;花柱3,中部以下合生;柱头2裂。蒴果三棱状卵形,长约3. 5毫米,直径约4毫米,平滑无毛,成熟时分裂为3个分果爿。种子卵柱状,长约2.5毫米,直径约2毫米,灰褐色,具微小的疣点;无种阜。花果期全年。
分布(Distribution):原产马达加斯加,广泛栽培于旧大陆热带和温带。
用途(Use):全株入药,外敷可治瘀痛、骨折及恶疮等。
引自中国植物志英文版FOC Vol. 11 Page 288, 289, 299
Euphorbia milii Des Moulins, Bull. Hist. Nat. Soc. Linn. Bordeaux. 1: 27. 1826.
铁海棠 tie hai tang  | Euphorbiaceae  | Euphorbia
Euphorbia splendens Bojer ex Hooker.
Shrubs, scrambling, many branched, 60-90 cm. Stems obscurely 3-5-angled, densely spiny. Leaves alternate, clustered at stem apex; stipules forming spines 1-1.3(-2) cm; petiole absent or nearly so; leaf blade obovate to oblong-oblanceolate, 1.5-5 × 0.8-1.8 cm, base attenuate, margin entire, apex rounded. Cyathia in subapical, dichasial cymes, peduncle 4-7 cm; cyathophylls 2, reniform-rounded, 8-10 × 12-14 mm, usually bright red (pink, white, or yellow in some cultivars), apex rounded; involucre campanulate, 3-4 × 3.5-4 mm, lobes 5, lanceolate; glands 5, reniform-rounded, ca. 1 × 2 mm, yellow-red. Male flowers many; bracteoles linear, apex pilose. Female flower: ovary smooth and glabrous, usually included with involucre; styles connate below middle; stigma 2-lobed. Capsule 3-lobed-ovoid, ca. 3.5 × 4 mm, smooth and glabrous. Seeds ovoid-terete, ca. 2.5 × 2 mm, gray-brown, reticulate; caruncle absent. Fl. and fr. all year.
Cultivated and escaped. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shandong, Shanxi, Sichuan, Taiwan, Yunnan, Zhejiang [native to Madagascar; widely cultivated elsewhere].
Euphorbia milii is widely cultivated as an ornamental and frequently grown as a low hedge. It is used medicinally.







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