中文名（Chinese Name）：大吴风草
学名（Scientific Name）：Farfugium japonicum (Linn. f.) Kitam.
英文名（English Common Name）：
别名（Chinese Common Name）：活血莲、八角乌
异名（Synonym）：Farfugium grande Lindl.  Farfugium japonicum var. formosanum (Hayata) Kitam.  Farfugium tussilagineum (Burm. f.) Kitam.  Ligularia tussilaginea var. formosana Hayata  Ligularia tussilaginea (Burm. f.) Makino  Ligularia nokozanensis Yamam.  Senecio kaempferi DC.  Senecio tussilagineus (Burm. f.) Kuntze  Tussilago japonica L. f.  Arnica tussilaginea Burm. f.  Farfugium kaempferi Benth.  Ligularia kaempferi Siebold et Zucc.  Farfugium giganteum (Siebold & Zucc.)  Farfugium luchuense (Masam.) Kitam.  Farfugium japonicum f. luteofuscus Tawada
科属（Family & Genus）：菊科（Compositae）大吴风草属
形态特征（Description）：多年生葶状草本。根茎粗壮，直径达1.2厘米。花葶高达70厘米，幼时被密的淡黄色柔毛，后多少脱毛，基部直径5-6毫米，被极密的柔毛。叶全部基生，莲座状，有长柄，柄长15-25厘米，幼时被与花葶上一样的毛，后多脱毛，基部扩大，呈短鞘，抱茎，鞘内被密毛，叶片肾形，长9-13厘米，宽11-22厘米，先端圆形，全缘或有小齿至掌状浅裂，基部弯缺宽，长为叶片的1/3，叶质厚，近革质，两面幼时被灰色柔毛，后脱毛，上面绿色，下面淡绿色；茎生叶1-3，苞叶状，长圆形或线状披针形，长1-2厘米。头状花序辐射状，2-7，排列成伞房状花序；花序梗长2-13厘米，被毛；总苞钟形或宽陀螺形，长12-15毫米，口部宽达15毫米，总苞片12-14,2层，长圆形，先端渐尖，背部被毛，内层边缘褐色宽膜质。舌状花8-12，黄色，舌片长圆形或匙状长圆形，长15-22毫米，宽3-4毫米，先端圆形或急尖，管部长6-9毫米；管状花多数，长10-12毫米，管部长约6毫米，花药基部有尾，冠毛白色与花冠等长。瘦果圆柱形，长达7毫米，有纵肋，被成行的短毛。花果期8月至翌年3月。
分布（Distribution）：产湖北、湖南、广西、广东、福建及台湾，生于低海拔地区的林下、山谷及草丛中。日本也有。
用途（Use）：
引自中国植物志英文版FOC Vol. 20-21 Page 375
Farfugium japonicum (Linnaeus) Kitamura, Acta Phytotax. Geobot. 8: 268. 1939.
大吴风草 da wu feng cao | Asteraceae  | Farfugium
Tussilago japonica Linnaeus, Syst. Nat., ed. 12, 2: 550; Mant. Pl. 1: 113. 1767; Arnica tussilaginea N. L. Burman; Farfugium grande Lindley; F. japonicum var. formosanum (Hayata) Kitamura; F. japonicum var. nokozanense (Yamamoto) Kitamura; F. kaempferi Bentham; F. tussilagineum (N. L. Burman) Kitamura; F. tussilagineum var. formosanum (Hayata) Kitamura; Ligularia formosana (Hayata) Masamune; L. kaempferi Siebold & Zuccarini; L. nokozanense Yamamoto; L. tussilaginea (N. L. Burman) Makino; L. tussilaginea var. formosana Hayata; Senecio japonicus (Linnaeus) Lessing (1832), not Thunberg (1784); S. kaempferi Candolle, nom. illeg. superfl.; S. tussilagineus (N. L. Burman) Kuntze.
Rhizomes stout, 1-2 cm in diam. Scape to 70 cm tall, 5-6 mm in diam. at base, initially densely shortly pale yellow pilose, glabrescent. Leaves with petiole 15-25 cm, initially densely shortly pale yellow pilose, ± glabrescent, amplexicaul, sheath densely villous inside; leaf blade abaxially pale green, adaxially green, reniform, 9-13 × 11-22 cm, subleathery, initially gray puberulent, glabrescent, base cordate, margin entire or dentate to palmatilobed, apex rounded; sinus ca. 1/3 as long as leaf blade. Stem leaves bracteal, oblong or linear-lanceolate, 1-2 cm. Capitula 2-7 in corymb; peduncles 2-13 cm, puberulent. Involucre campanulate or broadly turbinate, 1.2-1.5 cm, mouth to 1.5 cm in diam., outside puberulent; phyllaries 12-14, oblong, apex acuminate; inner phyllaries broadly membranous at margin. Ray florets 8-12, yellow; lamina oblong or spatulate-oblong, 1.5-2.2 cm × 3-4 mm, apex rounded or acute. Tubular florets numerous, 1-1.2 cm; tube ca. 6 mm. Achenes ca. 7 mm, ribbed, hairy. Pappus white, as long as tubular corolla. Fl. and fr. Aug to following Mar. 2n = 60.
Forests, grassy slopes, valleys, sometimes cultivated in gardens; low elevations. ?Anhui, Fujian, Guangdong, Guangxi, Hubei, Hunan, ?Jiangsu, Taiwan, Zhejiang [Japan].（责任编辑：徐晔春）