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血水草Eomecon chionantha

时间:2013-10-29 13:58来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):血水草 学名( Scientific Name ): Eomecon chionantha Hance 英文名( English Common Name ): 别名( Chinese Common Name ): 水黄莲、雪花罂粟 异名( Synonym ): 科属( Family Genus ): 罂粟科(Papaveraceae)血
中文名(Chinese Name):血水草
学名(Scientific Name):Eomecon chionantha Hance
英文名(English Common Name):
别名(Chinese Common Name):水黄莲、雪花罂粟
异名(Synonym):
科属(Family & Genus):罂粟科(Papaveraceae)血水草属
形态特征(Description):多年生无毛草本,具红黄色液汁。根橙黄色,根茎匍匐。叶全部基生,叶片心形或心状肾形,稀心状箭形,长5-26厘米,宽5-20厘米,先端渐尖或急尖,基部耳垂,边缘呈波状,表面绿色,背面灰绿色,掌状脉5-7条,网脉细,明显;叶柄条形或狭条形,长10-30厘米,带蓝灰色,基部略扩大成狭鞘。花葶灰绿色略带紫红色,高20-40厘米,有3-5花,排列成聚伞状伞房花序;苞片和小苞片卵状披针形,长2-10毫米,先端渐尖,边缘薄膜质;花梗直立,长0.5-5厘米。花芽卵珠形,长约1厘米,先端渐尖;萼片长0.5-1厘米,无毛;花瓣倒卵形,长1-2.5厘米,宽0.7-1.8厘米,白色;花丝长5-7毫米,花药黄色, 长约3毫米;子房卵形或狭卵形,长0.5-1厘米,无毛,花柱长3-5毫米,柱头2裂,下延于花柱上。蒴果狭椭圆形,长约2厘米,宽约0.5厘米,花柱延长达1厘米(果未成熟)。花期3-6月,果期6-10月。
分布(Distribution):产安徽、浙江、江西、福建、广东、广西、湖南、湖、四川、贵州、云南,生于海拔1400-1800米的林下、灌丛下或溪边、路旁。
用途(Use):全草入药,有毒。治劳伤咳嗽、跌打损伤、毒蛇咬伤、便血、痢疾等症。
引自中国植物志英文版:FOC Vol. 7 Page 287     
Eomecon chionantha Hance, J. Bot. (Morot). 22: 346. 1884.
血水草 xue shui cao| Papaveraceae  | Eomecon
Herbs, perennial, patch-forming, glabrous. Roots orange; rootstock stoloniferous. Leaves all basal; petiole blue-gray, 10-30 cm, slender, basally with slightly inflated sheath; blade abaxially gray-green, often flushed lilac, cordate or reniform, rarely cordate-sagittate, 5-26 × 5-20 cm, palmately 5-7-veined, margin undulate, scalloped, apex acuminate or acute. Scape blue-gray and slightly mauve, 20-40 cm, 3-5-flowered. Bracts and bractlets ovate-lanceolate, 2-10 mm, margin thinly membra- nous, apex acuminate. Pedicel erect, 0.5-5 cm. Flower buds ovoid, ca. 1 cm, apex acuminate. Sepals 0.5-1 cm, glabrous. Petals white, obovate, 1-2.5 × 0.7-1.8 cm. Filaments 5-7 mm; anthers yellow, ca. 3 mm. Ovary ovoid or narrowly ovoid, 5-10 mm, glabrous; styles 3-5 mm; stigmas 2-lobed, decurrent to styles. Capsule narrowly elliptic, ca. 2 cm × 5 mm, styles to 1 cm (fruit immature). Fl. Mar-Jun, fr. Jun-Oct. 2n = 18*.
● Forest understories, under shrubs, ravines, roadsides; 1400-1800 m. Anhui, N and W Fujian, Guangdong, Guangxi, Guizhou, SW Hubei, Hunan, Jiangxi, E and SE Sichuan, NE and SE Yunnan, SW Zhejiang.




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