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Dinghushan | Family List | Caesalpiniaceae | Bauhinia

Bauhinia variegata L.

洋紫荆

Description from Flora of China

Trees, deciduous, to 15 m tall. Bark dark brownish, nearly smooth; branches gray puberulent when young, later glabrous. Petiole 2.5-3.5 cm; leaf blade suborbicular or broadly ovate, 5-9 × 7-11 cm, subleathery, abaxially almost glabrous, adaxially glabrous, primary veins 9-13, secondary and higher order veins protruding, base shallowly to deeply cordate, apex bifid to 1/3, lobes rounded at apex. Inflorescence a raceme, few flowered, sometimes corymblike, axillary or terminal. Flower buds fusi­form, smooth, subsessile. Calyx open as a spathe into 2 lobes. Petals white, or with pink or purplish spots, obovate or oblan­ceolate, 4-5 cm, clawed. Fertile stamens 5; filaments ca. as long as petals, slender. Staminodes 1-5 and small, or ?absent. Ovary stalked, puberulent; style curved; stigma small. Legume linear, flat, 15-25 × 1.5-2 cm; valves woody. Seeds 10-15, com­pressed, suborbicular, ca. 10 mm in diam. Fl. Feb-May, fr. Mar-Jul. 2n = 28.

Tropical forests, also cultivated; 1000-1500 m. Native in S Yun­nan (Xishuangbanna); widely cultivated in S China [Cambodia, Laos, Myanmar, Thailand, Vietnam; widely cultivated in the tropics and sub­tropics].

生活型: 乔木

栽培植物: 栽培

特征: 半落叶性乔木;叶裂片深圆,长约为叶全长的1/4至1/2,叶背脉上被柔毛;花淡红而杂以红紫色

花期: 2--4

生境: 栽培

用途: 行道、庭园绿化树;木材可供农具、家具用材

门中名: 种子植物门

亚门中名: 被子植物亚门

纲中名: 双子叶植物纲

中文别名: 红花羊蹄甲


 

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