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羊蹄甲Bauhinia purpurea

时间:2018-08-14 07:59来源:未知 作者:徐晔春 点击:
中文名 ( Chinese Name ): 羊蹄甲 学名 ( Scientific Name ): Bauhinia purpurea L. 英文名 ( English Common Name ): butterfly tree 别名 ( Chinese Common Name ): 玲甲花 异名 ( Synonym ): Bauhinia malabarica Roxb. Philiostigma mala
中文名Chinese Name):羊蹄甲
学名Scientific Name):Bauhinia purpurea L.
英文名English Common Name):butterfly tree
别名Chinese Common Name):玲甲花
异名Synonym):Bauhinia malabarica Roxb.  Philiostigma malabarica (Roxb.) Benth.  Caspareopsis purpurea (L.) Pittier  Phanera purpurea (L.) Benth.  Bauhinia coromandeliana DC.  Bauhinia triandra Roxb.  Bauhinia violacea Corner  Bauhinia purpurea var. violacea de Wit  Bauhinia purpurea var. corneri de Wit
科属(Family & Genus):云实科,Caesalpiniaceae羊蹄甲属
形态特征(Description):乔木或直立灌木,高7-10米;树皮厚,近光滑,灰色至暗褐色;枝初时略被毛,毛渐脱落,叶硬纸质,近圆形,长10-15厘米,宽9-14厘米,基部浅心形,先端分裂达叶长的1/3-1/2,裂片先端圆钝或近急尖,两面无毛或下面薄被微柔毛;基出脉9-11条;叶柄长3-4厘米。总状花序侧生或顶生,少花,长6-12厘米,有时2-4个生于枝顶而成复总状花序,被褐色绢毛;花蕾多少纺锤形,具4-5棱或狭翅,顶钝;花梗长7-12毫米;萼佛焰状,一侧开裂达基部成外反的2裂片,裂片长2-2.5厘米,先端微裂,其中一片具2齿,另一片具3齿;花瓣桃红色,倒披针形,长4-5厘米,具脉纹和长的瓣柄;能育雄蕊3,花丝与花瓣等长;退化雄蕊5-6,长6-10毫米;子房具长柄,被黄褐色绢毛,柱头稍大,斜盾形。英果带状,扁平,长12-25厘米,宽2-2.5厘米,略呈弯镰状,成熟时开裂,木质的果瓣扭曲将种子弹出;种子近圆形,扁平,直径12-15毫米,种皮深褐色。花期9-11月;果期2-3月。
分布(Distribution):产我国南部,中南半岛、印度、斯里兰卡有分布。
用途(Use):世界亚热带地区广泛栽培于庭园供观赏及作行道树、树皮、花和根供药用,为烫伤及脓疮的洗涤剂、嫩叶汁液或粉末可治咳嗽,但根皮剧毒,忌服。
引自植物志英文版:FOC Vol. 10 Page 7, 9, 10
Bauhinia purpurea Linnaeus, Sp. Pl. 1: 375. 1753.
羊蹄甲 yang ti jia| Fabaceae  | Bauhinia
Trees or erect shrubs, 7-10 m tall. Bark grayish to dark brownish, thick, smooth; branches puberulent when young, later glabrous. Petiole 3-4 cm; leaf blade suborbicular, 10-15 × 9-14 cm, stiffly papery, abaxially almost glabrous, adaxially glabrous, primary veins 9-11, secondary and higher order veins protruding, base shallowly cordate, apex bifid to 1/3-1/2, lobes slightly acute or rarely rounded at apex. Inflorescence a raceme with few flowers, or a panicle with up to 20 flowers, axillary or terminal. Flower buds fusiform, 4- or 5-ridged, with an obtuse apex. Pedicel 7-12 mm. Calyx open as a spathe into 2 lobes, one with 2 teeth and other 3-toothed. Petals light pink, oblan­ceolate, 4-5 cm, clawed. Fertile stamens 3; filaments ca. as long as petals. Staminodes 5 or 6, 6-10 mm. Ovary stalked, velvety; style curved; stigma slightly enlarged, peltate. Legume linear, flat, 12-25 × 2-2.5 cm; valves woody. Seeds compressed, sub­orbicular, 12-15 mm in diam. Fl. Sep-Nov, fr. next Feb-Mar. 2n = 28.
Widely cultivated as ornamental trees. Fujian, Guangdong, Guangxi, Hainan, Taiwan, Yunnan [probably only native from Nepal through continental monsoon Asia (Cambodia, Laos, Myanmar, Thai­land, Vietnam)].





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