三脉紫菀Aster trinervius subsp. ageratoides
中文名（Chinese Name）：三脉紫菀
学名（Scientific Name）： Aster trinervius subsp. ageratoides (Turcz.) Grierson
英文名（English Common Name）：
别名（Chinese Common Name）：
异名（Synonym）：Aster ageratoides Turcz. Aster trinervius var. potaninii Diels Aster guelpaertensis H. Lév. et Vaniot Aster ageratoides var. adustus Maxim. Aster ageratoides var. ageratoides Turcz. Aster ageratoides subsp. ageratoides Griers. Aster sutschanensis Kom. Aster luxurifolius Tamamsch. Aster see-burejensis Tamamsch. Aster pensauensis Tamamsch. Aster tubulosus (Kitam.) Kitam. Aster suputinicus Tamamsch. Aster ageratoides f. adustus (Maxim.) Zdor. Aster ageratoides f. albiflorus Kitam. Aster ageratoides f. leucanthus Honda Aster ageratoides f. luxurifolius (Tamamsch.) Zdor. Aster ageratoides f. purpurascens (Honda) Kitam. Aster ageratoides f. stenophyllus (Kitam.) Ohwi Aster ageratoides f. suputinicus (Tamamsch.) Zdor. Aster ageratoides f. sutschanensis (Kom.) Zdor. Aster ageratoides subsp. megalocephalus Kitam. Aster ageratoides var. harai (Makino) Kitam. Aster ageratoides var. robustus (Koidz.) Makino & Nemoto Aster ageratoides var. stenophyllus Kitam. Aster ageratoides var. tubulosus (Makino) Ohwi Aster leiopyllus var. harai (Makino) Hara Aster leiophyllus f. purpurellus Hara Aster leiophyllus var. oligocephalus Nakai ex Hara Aster leiophyllus var. purpurascens Honda Aster leiophyllus var. robustus (Koidz.) Hara Aster leiophyllus var. stenophyllus (Kitam.) Hara Aster trinervius var. megarocephalus (Kitam.) Kitam. Aster trinervius var. oligocephalus Nemoto Aster trinervius var. purpurascens (Honda) Nemoto Aster trinervius var. robustus Koidz. Aster trinervius var. stenophyllus Kitam. Aster trinervius f. purpurascens (Honda) Kitam. Aster trinervius f. tubulosus Makino Aster trinervius subsp. leiophyllus (Franch. & Sav.) Kitam.
科属（Family & Genus）：菊科Compositae紫菀属Aster
形态特征（Description）：多年生草本，根状茎粗壮。茎直立，高40-100厘米，细或粗壮，有棱及沟，被柔毛或粗毛，上部有时屈折，有上升或开展的分枝。下部叶在花期枯落，叶片宽卵圆形，急狭成长柄；中部叶椭圆形或长圆状披针形，长5-15厘米，宽1-5厘米，中部以上急狭成楔形具宽翅的柄，顶端渐尖，边缘有3-7对浅或深锯齿；上部叶渐小，有浅齿或全缘，全部叶纸质，上面被短糙毛，下面浅色被短柔毛常有腺点，或两面被短茸毛而下面沿脉有粗毛，有离基（有时长达7厘米）三出脉，侧脉3-4对，网脉常显明。头状花序径1.5-2厘米，排列成伞房或圆锥伞房状，花序梗长0.5-3厘米。总苞倒锥状或半球状，径4-10毫米，长3-7毫米；总苞片3层，覆瓦状排列，线状长圆形，下部近革质或干膜质，上部绿色或紫褐色，外层长达2毫米，内层长约4毫米，有短缘毛。舌状花约十余个，管部长2毫米，舌片线状长圆形，长达11毫米，宽2毫米，紫色，浅红色或白色，管状花黄色，长4.5-5.5毫米，管部长1.5毫米，裂片长1-2毫米；花柱附片长达1毫米。冠毛浅红褐色或污白色，长3-4毫米。瘦果倒卵状长圆形，灰褐色，长2-2.5毫米，有边肋，一面常有肋，被短粗毛。花果期7-12月。
分布（Distribution）：广泛分布于我国东北部、北部、东部、南部至西部、西南部及西藏南部。也分布于喜马拉雅南部、朝鲜、日本及亚洲东北部。生于林下、林缘、灌丛及山谷湿地。海拔100-3350米。
用途（Use）：
引自中国植物志英文版：FOC | Family List
Aster trinervius subsp. ageratoides (Turczaninow) Grierson, Notes Roy. Bot. Gard. Edinburgh. 26: 102. 1964.
三脉紫菀 san mai zi wan | Asteraceae | Aster
Aster ageratoides Turczaninow, Bull. Soc. Imp. Naturalistes Moscou 10(7): 154. 1837.
Stems erect, 40-100 cm tall, slender or thick, branched, strigose. Leaves papery (thin, sometimes rather thick); blade broadly ovate, elliptic, or oblong-lanceolate, abaxially puberulent, veins strigose, adaxially strigose, often glandular, or both surfaces tomentulose, 3-veined above base (triplinerved), base attenuate. Involucres 4-10 mm in diam.; phyllary apex green or purple-brown. Ray florets purple, reddish, or white.
Forests, forest margins, thickets, wet places in valleys; 100-3400 m. Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Hebei, Heilongjiang, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Taiwan, Xizang, Yunnan, Zhejiang [Bhutan, NE India, Japan, Korea, N Myanmar, Nepal, E Russia, N Thailand, Vietnam].
Some of the varieties listed here under Aster trinervius subsp. ageratoides have available names under A. trinervius, while others do not. In view of the fact that all of the varieties have names under A. ageratoides, those names are used here in preference to publishing new combinations, pending the necessary thorough investigation mentioned above.
Aster ageratoides var. ageratoides
（责任编辑：徐晔春）
学名（Scientific Name）： Aster trinervius subsp. ageratoides (Turcz.) Grierson
英文名（English Common Name）：
别名（Chinese Common Name）：
异名（Synonym）：Aster ageratoides Turcz. Aster trinervius var. potaninii Diels Aster guelpaertensis H. Lév. et Vaniot Aster ageratoides var. adustus Maxim. Aster ageratoides var. ageratoides Turcz. Aster ageratoides subsp. ageratoides Griers. Aster sutschanensis Kom. Aster luxurifolius Tamamsch. Aster see-burejensis Tamamsch. Aster pensauensis Tamamsch. Aster tubulosus (Kitam.) Kitam. Aster suputinicus Tamamsch. Aster ageratoides f. adustus (Maxim.) Zdor. Aster ageratoides f. albiflorus Kitam. Aster ageratoides f. leucanthus Honda Aster ageratoides f. luxurifolius (Tamamsch.) Zdor. Aster ageratoides f. purpurascens (Honda) Kitam. Aster ageratoides f. stenophyllus (Kitam.) Ohwi Aster ageratoides f. suputinicus (Tamamsch.) Zdor. Aster ageratoides f. sutschanensis (Kom.) Zdor. Aster ageratoides subsp. megalocephalus Kitam. Aster ageratoides var. harai (Makino) Kitam. Aster ageratoides var. robustus (Koidz.) Makino & Nemoto Aster ageratoides var. stenophyllus Kitam. Aster ageratoides var. tubulosus (Makino) Ohwi Aster leiopyllus var. harai (Makino) Hara Aster leiophyllus f. purpurellus Hara Aster leiophyllus var. oligocephalus Nakai ex Hara Aster leiophyllus var. purpurascens Honda Aster leiophyllus var. robustus (Koidz.) Hara Aster leiophyllus var. stenophyllus (Kitam.) Hara Aster trinervius var. megarocephalus (Kitam.) Kitam. Aster trinervius var. oligocephalus Nemoto Aster trinervius var. purpurascens (Honda) Nemoto Aster trinervius var. robustus Koidz. Aster trinervius var. stenophyllus Kitam. Aster trinervius f. purpurascens (Honda) Kitam. Aster trinervius f. tubulosus Makino Aster trinervius subsp. leiophyllus (Franch. & Sav.) Kitam.
科属（Family & Genus）：菊科Compositae紫菀属Aster
形态特征（Description）：多年生草本，根状茎粗壮。茎直立，高40-100厘米，细或粗壮，有棱及沟，被柔毛或粗毛，上部有时屈折，有上升或开展的分枝。下部叶在花期枯落，叶片宽卵圆形，急狭成长柄；中部叶椭圆形或长圆状披针形，长5-15厘米，宽1-5厘米，中部以上急狭成楔形具宽翅的柄，顶端渐尖，边缘有3-7对浅或深锯齿；上部叶渐小，有浅齿或全缘，全部叶纸质，上面被短糙毛，下面浅色被短柔毛常有腺点，或两面被短茸毛而下面沿脉有粗毛，有离基（有时长达7厘米）三出脉，侧脉3-4对，网脉常显明。头状花序径1.5-2厘米，排列成伞房或圆锥伞房状，花序梗长0.5-3厘米。总苞倒锥状或半球状，径4-10毫米，长3-7毫米；总苞片3层，覆瓦状排列，线状长圆形，下部近革质或干膜质，上部绿色或紫褐色，外层长达2毫米，内层长约4毫米，有短缘毛。舌状花约十余个，管部长2毫米，舌片线状长圆形，长达11毫米，宽2毫米，紫色，浅红色或白色，管状花黄色，长4.5-5.5毫米，管部长1.5毫米，裂片长1-2毫米；花柱附片长达1毫米。冠毛浅红褐色或污白色，长3-4毫米。瘦果倒卵状长圆形，灰褐色，长2-2.5毫米，有边肋，一面常有肋，被短粗毛。花果期7-12月。
分布（Distribution）：广泛分布于我国东北部、北部、东部、南部至西部、西南部及西藏南部。也分布于喜马拉雅南部、朝鲜、日本及亚洲东北部。生于林下、林缘、灌丛及山谷湿地。海拔100-3350米。
用途（Use）：
引自中国植物志英文版：FOC | Family List
Aster trinervius subsp. ageratoides (Turczaninow) Grierson, Notes Roy. Bot. Gard. Edinburgh. 26: 102. 1964.
三脉紫菀 san mai zi wan | Asteraceae | Aster
Aster ageratoides Turczaninow, Bull. Soc. Imp. Naturalistes Moscou 10(7): 154. 1837.
Stems erect, 40-100 cm tall, slender or thick, branched, strigose. Leaves papery (thin, sometimes rather thick); blade broadly ovate, elliptic, or oblong-lanceolate, abaxially puberulent, veins strigose, adaxially strigose, often glandular, or both surfaces tomentulose, 3-veined above base (triplinerved), base attenuate. Involucres 4-10 mm in diam.; phyllary apex green or purple-brown. Ray florets purple, reddish, or white.
Forests, forest margins, thickets, wet places in valleys; 100-3400 m. Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Hebei, Heilongjiang, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Taiwan, Xizang, Yunnan, Zhejiang [Bhutan, NE India, Japan, Korea, N Myanmar, Nepal, E Russia, N Thailand, Vietnam].
Some of the varieties listed here under Aster trinervius subsp. ageratoides have available names under A. trinervius, while others do not. In view of the fact that all of the varieties have names under A. ageratoides, those names are used here in preference to publishing new combinations, pending the necessary thorough investigation mentioned above.
Aster ageratoides var. ageratoides
（责任编辑：徐晔春）
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