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打碗花Calystegia hederacea

时间:2013-09-05 10:43来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):打碗花 学名( Scientific Name ): Calystegia hederacea Wall. 英文名( English Common Name ): Japanese false bindweed 别名( Chinese Common Name ): 扶子苗、走丝牡丹 异名( Synonym ): Calystegia abyssinica En
中文名(Chinese Name):打碗花
学名(Scientific Name):Calystegia hederacea Wall.
英文名(English Common Name):Japanese false bindweed
别名(Chinese Common Name):扶子苗、走丝牡丹
异名(Synonym):Calystegia abyssinica Engl.  Calystegia acetosifolia Turcz.  Calystegia hederacea var. elongata Liou et Y. Ling  Convolvulus calystegioides Choisy  Convolvulus wallichianus Spreng.  Volvulus hederaceus (Wall.) Kuntze
科属(Family & Genus):旋花科(Convolvulaceae)打碗花属
形态特征(Description):一年生草本,全体不被毛,植株通常矮小,高8-30(-40)厘米,常自基部分枝,具细长白色的根。茎细,平卧,有细棱。基部叶片长圆形,长2-3(-5.5)厘米,宽1-2.5厘米,顶端圆,基部戟形,上部叶片3裂,中裂片长圆形或长圆状披针形,侧裂片近三角形,全缘或2-3裂,叶片基部心形或戟形;叶柄长1-5厘米。花腋生,1朵,花梗长于叶柄,有细棱;苞片宽卵形,长0.8-1.6厘米,顶端钝或锐尖至渐尖;萼片长圆形,长0.6-1厘米,顶端钝,具小短尖头,内萼片稍短;花冠淡紫色或淡红色,钟状,长2-4厘米,冠檐近截形或微裂;雄蕊近等长,花丝基部扩大,贴生花冠管基部,被小鳞毛;子房无毛,柱头2裂,裂片长圆形,扁平。蒴果卵球形,长约1厘米,宿存萼片与之近等长或稍短。种子黑褐色,长4-5毫米,表面有小疣。
分布(Distribution):全国各地均有,为农田、荒地、路旁常见杂草。东非、亚洲南部、东部至马亚西亚也有。
用途(Use):根药用,治妇女月经不调,红、白带下。
引自中国植物志英文版FOC Vol. 16 Page 287
Calystegia hederacea Wallich in Roxburgh, Fl. Ind. 2: 94. 1824.
打碗花 da wan hua | Convolvulaceae  | Calystegia
Calystegia abyssinica Engler; C. acetosifolia (Turczaninow) Turczaninow, C. hederacea Wallich var. elongata Liou & Ling; Convolvulus acetosifolius Turczaninow; C. calystegioides Choisy; C. wallichianus Sprengel; Volvulus hederaceus (Wallich) Kuntze.
Plants glabrous. Stems erect when young, later shoots prostrate or twining, to 1 m. Petiole 1--5 cm; leaf blade sagittate, triangular to narrowly triangular, 2--8 X 2--7 cm including lobes; lobes abruptly spreading, with 2(or 3) acute angles, sinus with divergent sides. Lower peduncles exceeding leaves, upper peduncles shorter; bracteoles ± ovate, 0.7--1.4(--1.8) cm X (4--)6--10(--12) mm, flat, apex acute to ± obtuse. Corolla pale pink or occasionally whitish or purplish, 2--3.5 cm. Stamens 1.1--1.6(--1.9) cm; anthers 3--4 mm. Fl. Mar-Sep, fr. Jun-Sep. 2n = 22, 30.
Fields, wasteland, roadsides, river banks, often on sandy soils; 100-3500 m. Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Hebei, Heilongjiang, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Taiwan, Xinjiang, Yunnan, Zhejiang [Afghanistan, India, Japan, Korea, Malaysia, Mongolia, Myanmar, Nepal, Pakistan, Russia, Tajikistan; NE Africa, rarely introduced in North America]
Only one collection has ever been made in Africa, from Ethiopia, and only two or three collections have been seen from North America.







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