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兔儿伞Syneilesis aconitifolia

时间:2013-07-23 13:44来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):兔儿伞 学名( Scientific Name ): Syneilesis aconitifolia (Bunge) Maxim. 英文名( English Common Name ): 别名( Chinese Common Name ): 一把





中文名(Chinese Name):兔儿伞
学名(Scientific Name):Syneilesis aconitifolia (Bunge) Maxim.
英文名(English Common Name):
别名(Chinese Common Name):一把伞、兔耳草
异名(Synonym):
科属(Family & Genus):菊科(Compositae)兔儿伞属
形态特征(Description):多年生草本。几根状茎短,横走,具多数须根,茎直立,高70-120厘米,下部直径2.5-6毫米,紫褐色,无毛,具纵肋,不分枝。叶通常2,疏生;下部叶具长柄;叶片盾状圆形,直径20-30厘米,掌状深裂;裂片7-9,每裂片再次2-3浅裂;小裂片宽4-8毫米,线状披针形,边缘具不等长的锐齿,顶端渐尖,初时反折呈闭伞状,被密蛛丝状绒毛,后开展成伞状,变无毛,上面淡绿色,下面灰色;叶柄长10-16厘米,无翅,无毛,基部抱茎;中部叶较小,直径12-24厘米;裂片通常4-5;叶柄长2-6 厘米。其余的叶呈苞片状,披针形,向上渐小,无柄或具短柄。头状花序多数,在茎端密集成复伞房状,干时宽6-7毫米;花序梗长5-16毫米,具数枚线形小苞片;总苞筒状,长9-12毫米,宽5-7毫米,基部有3-4小苞片;总苞片1层,5,长圆形,顶端钝,边缘膜质,外面无毛。小花8-10,花冠淡粉白色,长10毫米,管部窄,长3.5-4毫米,檐部窄钟状,5裂;花药变紫色,基部短箭形;花柱分枝伸长,扁,顶端钝,被笔状微毛。瘦果圆柱形,长5-6毫米,无毛,具肋;冠毛污白色或变红色,糙毛状,长8-10毫米。花期6-7月,果期8-10月。
分布(Distribution):产东北、华北、华中及陕西、甘肃、贵州,生于海拔500-1800米的山坡荒地林缘或路旁。俄罗斯、朝鲜及日本也有。
用途(Use):根及全草入药,具祛风湿、舒筋活血、止痛之功效,可治腰腿疼痛、跌打损伤等 症。
引自中国植物志英文版FOC Vol. 20-21 Page 460
Syneilesis aconitifolia (Bunge) Maximowicz, Mém. Acad. Imp. Sci. St.-Pétersbourg Divers Savans. 9: 165. 1859.
兔儿伞 tu er san | Asteraceae  | Syneilesis
Cacalia aconitifolia Bunge, Enum. Pl. China Bor. 37. 1833; Senecio aconitifolius (Bunge) Turczaninow.
Herbs, erect, 70-120 cm tall. Rhizomes procumbent, short, with many fibrous roots. Stem purple-brown, simple, glabrous. Stem leaves usually 2(or 3). Lower leaves long petiolate, peltate; petiole 10-16 cm, not winged, glabrous, base amplexicaul; blade abaxially gray, adaxially pale green, 20-30 cm in diam., palmately parted, segments 7-9, twice 2- or 3-fid, lobes 2.5-8 mm wide, linear-lanceolate, initially reflexed, closed umbraculiform, densely arachnoid-tomentose, later open umbraculiform, glabrescent, apex acuminate, irregularly acute. Median leaf petioles 2-6 cm; blades smaller, 12-24 cm in diam.; segments 4 or 5. Uppermost leaves sessile or shortly petiolate, bractlike, lanceolate. Capitula many, discoid, arranged in dense compound corymbs, 6-7 mm in diam.; peduncles 5-16 mm, with few linear bractlets. Involucres tubular, 9-12 × 5-7 mm, glabrous at base, margin scarious. Florets 8-10; corolla pink-white, ca. 1 cm, with narrow, 3.5-4 mm tube and narrowly campanulate limb; lobes 5. Anthers purple, basally shortly hastate. Style branches elongated, compressed, apically obtuse, penicillate-puberulent. Achenes cylindric, 5-6 mm, glabrous, ribbed. Pappus of capillary-like bristles, sordid white to reddish, 8-10 mm. Fl. Jun-Jul, fr. Aug-Oct.
Forest margins on slopes, roadsides; 500-1800 m. Anhui, Fujian, Gansu, Guizhou, Hebei, Heilongjiang, Henan, Jiangsu, Liaoning, Shaanxi, Shanxi, Zhejiang [Japan, Korea, Russia (Far East)].
The roots and whole plant are used medicinally to relax and activate the tendons, alleviate pain around the waist and of the lower extremities, and to treat injuries.

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