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鹅绒藤Cynanchum chinense

时间:2013-07-16 13:47来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):鹅绒藤 学名( Scientific Name ): Cynanchum chinense R. Br. 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): Cynanchum pubescens Bunge;Vincetoxicum pubescens (Bunge) Kuntze




中文名(Chinese Name):鹅绒藤
学名(Scientific Name):Cynanchum chinense R. Br.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Cynanchum pubescens Bunge;Vincetoxicum pubescens (Bunge) Kuntze 
科属(Family & Genus):萝藦科(Asclepiadaceae)鹅绒藤属
形态特征(Description):产辽宁、河北、河南、山东、山西、陕西、宁夏、甘肃、江苏及浙江等省区,生于海拔500米以下的山坡向阳灌丛中或路旁、河畔、田边等。
缠绕草本;主根圆柱状,长约20厘米,直径约5毫米,干后灰黄色;全株被短柔毛。叶对生,薄纸质,宽三角状心形,长4-9厘米,宽4-7厘米,顶端锐尖,基部心形,叶面深绿色,叶背苍白色,两面均被短柔毛,脉上较密;侧脉约10对,在叶背略为隆起。伞形聚伞花序腋生,两歧,着花约20朵;花萼外面被柔毛;花冠白色,裂片长圆状披针形;副花冠二形,杯状,上端裂成10个丝状体,分为两轮,外轮约与花冠裂片等长,内轮略短;花粉块每室1个,下垂;花柱头略为突起,顶端2裂。蓇葖双生或仅有1个发育,细圆柱状,向端部渐尖,长11厘米,直径5毫米;种子长圆形;种毛白色绢质。花期6-8月,果期8-10月。
分布(Distribution):产于辽宁、河北、河南、山东、山西、陕西、宁夏、甘肃、江苏、浙江等省区。生长于海拔500米以下的山坡向阳灌木丛中或路旁、河畔、田埂边。
用途(Use):全株可作驱风剂。
引自中国植物志英文版FOC Vol. 16 Page 211
Cynanchum chinense R. Brown, Mem. Wern. Nat. Hist. Soc. 1: 44. 1810.
鹅绒藤 e rong teng | Asclepiadaceae  | Cynanchum
Cynanchum deltoideum Hance; C. pubescens Bunge; Vincetoxicum pubescens (Bunge) Kuntze.
Plants twining to 4 m, pubescent throughout. Leaves opposite; petiole 1-4 cm; leaf blade broadly triangular-cordate, 2.5-9 × 2-7 cm, thin papery, glaucous abaxially, base cordate, apex acute; basal veins up to 9, lateral veins up to 6 pairs, slightly elevated abaxially. Inflorescences normally forked at first flower, sometimes rebranching, to ca. 20-flowered; peduncle to 6 cm; rachis to 10 cm, often branched, zigzag in fruit. Pedicel ca. 1 cm. Sepals oblong-triangular, 1-2 × 0.5-1 mm, ciliate, pubescent. Corolla white, rotate to reflexed, glabrous; tube 0.5-1 mm; lobes oblong-lanceolate, 3-6 × 1-1.2 mm. Corona tube cupular, ca. 1 mm, as long as gynostegium, margin with 5 threadlike lobes as long as corolla lobes alternating with 5 short rounded lobes, interior with 5 shorter, threadlike appendages. Anthers subrhomboid, appendages rounded; pollinia oblong. Stigma head convex. Follicles cylindric-fusiform, 8-13 cm × 5-8 mm, apex acuminate. Seeds oblong, 5-6 × ca. 2 mm; coma 2.5-3 cm. Fl. Jun-Aug, fr. Aug-Oct.
Thickets, roadsides, river banks; 0-500(-900) m. Gansu, Hebei, Henan, Jiangsu, Jilin, Liaoning, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi [Korea, Mongolia]
A decoction of all parts is used for the treatment of colds and chills.
(责任编辑:徐晔春)
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