大火草Anemone tomentosa

中文名(Chinese Name):大火草
学名(Scientific Name):Anemone tomentosa (Maxim.) Pei
英文名(English Common Name):
别名(Chinese Common Name):大头翁
异名(Synonym):Anemone japonica var. tomentosa Maxim.  Anemone elegans var. tomentosa (Maxim.) Hand.-Mazz.  Anemone vitifolia var. tomentosa (Maxim.) Finet et Gagnep.  Eriocapitella vitifolia var. tomentosa (Maxim.) Nakai
科属(Family & Genus):毛茛科(Ranunculaceae)银莲花属
形态特征(Description):植株高40-150厘米。根状茎粗0.5-1.8厘米。基生叶3-4,有长柄,为三出复叶,有时有1-2叶为单叶;中央小叶有长柄(长5.2-7.5厘米),小叶片卵形至三角状卵形,长9-16厘米,宽7-12厘米,顶端急尖,基部浅心形,心形或圆形,三浅裂至三深裂,边缘有不规则小裂片和锯齿,表面有糙伏毛,背面密被白色绒毛,侧生小叶稍斜,叶柄长 (6-)16-48厘米,与花葶都密被白色或淡黄色短绒毛。花葶粗3-9毫米;聚伞花序长26-38厘米,2-3回分枝;苞片3,与基生叶相似,不等大,有时1个为单叶,三深裂;花梗长3.5-6.8厘米,有短绒毛;萼片5,淡粉红色或白色,倒卵形、宽倒卵形或宽椭圆形,长1.5-2.2厘米,宽1-2厘米,背面有短绒毛犷雄蕊长约为萼片长度的1/4;心皮400-500,长约1毫米,子房密被绒毛,柱头斜,无毛。聚合果球形,直径约1厘米;瘦果长约3毫米,有细柄,密被绵毛。7月至10月开花。
分布(Distribution):分布于四川、青海、甘肃、陕西、湖北、河南、山西、河北,生山地草坡或路边阳处。
用途(Use):根状茎供药用,功效与打破碗花花相同,治痢疾等症,也可作小儿驱虫药。茎含纤维,脱胶后可搓绳;种子可榨油,含油率为15%左右,种子毛可作填充物,救生衣等。
引自中国植物志英文版:FOC Vol. 6 Page 317
Anemone tomentosa (Maximowicz) C. P'ei, Contr. Biol. Lab. Chin. Assoc. Advancem. Sci., Sect. Bot. 9: 2. 1933.
大火草 da huo cao| Ranunculaceae  | Anemone
Anemone japonica (Thunberg) Siebold & Zuccarini var. tomentosa Maximowicz, Fl. Tangut. 7. 1889; A. elegans Decaisne var. tomentosa (Maximowicz) Handel-Mazzetti; A. vitifolia Buchanan-Hamilton ex de Candolle var. tomentosa (Maximowicz) Finet & Gagnepain; Eriocapitella vitifolia (Buchanan-Hamilton ex de Candolle) Nakai var. tomentosa (Maximowicz) Nakai.
Caudex branched, erect, ca. 10 cm × 4--7 mm, woody. Leaves 3--5; petiole 10--50 cm, pubescent; leaf blade ternate, adaxially strigose, base cordate, subcordate, or rounded, margin lobulate-serrate, apex acute; petiolules 2--5 cm; leaflets slightly oblique, abaxially white tomentose. Scape 40--150 cm, tomentose; cyme 2- or 3-branched, many flowered. Involucral bracts 3; petiole 2--3 cm; bract blade similar to that of leaves, unequally 3-parted or 3-lobed, 3--7 cm. Pedicel 4--7 cm, velutinous. Sepals 5, white or pinkish, obovate or broadly elliptic, 15--20 × 10--20 mm, abaxially velutinous, basal veins 5--9, vein anastomoses more than 10. Stamens 4--6 mm; filament filiform; anther cylindric, ca. 1 mm, apex rounded. Ovary tomentose; stigma oblique, glabrous. Achene body fusiform, 2--3 × ca. 1 mm, lanate, hairs 6--7 mm; style straight, ca. 2 mm, pubescent. Fl. Jul--Oct.
  • Open grassy slopes; 700--3400 m. W Hebei, W Henan, W Hubei, E Qinghai, Shaanxi, Shanxi, W Sichuan.
 大火草Anemone tomentosa

大火草Anemone tomentosa

大火草Anemone tomentosa
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