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石萝藦Pentasachme caudatum

时间:2013-07-16 15:13来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):石萝藦 学名( Scientific Name ): Pentasachme caudatum Wall. ex Wight 英文名( English Common Name ): 别名( Chinese Common Name ): 水杨柳、凤尾草 异名( Synonym ): Pentasachme championii Benth. 科属( Fami




中文名(Chinese Name):石萝藦
学名(Scientific Name):Pentasachme caudatum Wall. ex Wight
英文名(English Common Name):
别名(Chinese Common Name):水杨柳、凤尾草
异名(Synonym):Pentasachme championii Benth. 
科属(Family & Genus):萝藦科(Asclepiadaceae)石萝藦属
形态特征(Description):多年生直立草本,高30-80厘米,通常不分枝,节间短,长1.5-3厘米,无毛。叶膜质,狭披针形,长4-16厘米,宽0.5-1.5厘米,顶端长尖,基部急尖;中脉两面凸起,侧脉不明显;叶柄极短,长1-2毫米。伞形状聚伞花序腋生,比叶为短,着花4-8朵;花序梗极短或近无梗;花梗纤细,长3-6毫米;花蕾急尖或渐尖,花长1厘米,直径5毫米;花萼裂片狭披针形,长约1.5毫米;花冠白色,裂片狭披针形,远比花冠筒长,长6毫米,基部略宽;副花冠成5鳞片,顶端具细齿,着生于花冠湾缺处,与花冠裂片互生;花药顶端膜片内折覆盖着柱头基部;花粉块卵圆形,直立,顶端具透明钩状的小尖头,中部与花粉块柄连结;子房无毛,柱头盘状五角形,顶端2裂。蓇葖双生,圆柱状披针形,长约6厘米,直径3毫米,无毛;种子小,顶端具白色绢质种毛;种毛长1.5厘米。花期4-10月,果期7月-翌年4月。
分布(Distribution):产华南、湖南、江西及云南等地。
用途(Use):
引自中国植物志英文版FOC Vol. 16 Page 262      
Pentasachme caudatum Wallich ex Wight, Contr. Bot. India. 60. 1834.
石萝藦shi luo mo| Asclepiadaceae  | Pentasachme
Pentasachme championii Bentham.
Herbs to 80 cm tall, branched, glabrous throughout. Petiole 1-2 mm; leaf blade linear-lanceolate, 4-16 × 0.5-2 cm, midvein prominent on both sides, lateral veins obsolete. Cymes subsessile, much shorter than leaves, racemelike, 4-8-flowered. Pedicel 0.3-2 cm. Sepals lanceolate, 1.5-3 × ca. 1 mm. Corolla white; tube short; lobes linear-lanceolate, 0.6-1.5 cm × ca. 2 mm. Corona lobes white, thick, margin denticulate. Anthers laterally flattened; pollinia attached to caudicle at middle, retinaculum ca. 1/3 size of pollinia. Follicles cylindric-lanceolate, 5-7.5 cm × ca. 3 mm. Seeds minute, coma ca. 1.5 cm. fl Apr-Oct, fr. Jul-Dec.
Along rivers and streams in forests, open woodland, bushlands; 0-1300 m. Guangdong, Guangxi, Hainan, Hunan, Jiangxi, Yunnan [Bangladesh, Bhutan, India, Malaysia, Myanmar, Nepal, Singapore, Thailand, Vietnam]
All parts are used for the treatment of hepatitis, nephritis, conjunctivitis, sore throat, and bronchitis.
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