栏目

东俄洛紫菀Aster tongolensis Franch.

东俄洛紫菀Aster tongolensis Franch.

别名:毛茎紫菀;

科名:菊科 Compositae

属名:紫菀属 Aster

《中国植物志》第74卷213页
  62. 东俄洛紫菀 图版51:6-10
  Aster tongolensis Franch. in Journ. de Bot. 10: 376, 1896; Mattf. in Rehd. et Kobusk., Journ. Arn. Arb. 14: 37. 1933, p. p.; Hand. -Mazz. in Notizbl, Bot. Gart. ǔ Mus. Berl. -Dahl. 13: 620. 1937, et in Act. Hort. Gothob. 12: 222. 1938; Grires. in Not. Roy. Bot. Gard. Edinb. 26: 147, 1964, in adnot; S. Y. Hu in Quart. Journ. Taiwan Mus. 18: 302. 1905. ——Aster tongolensis Franch. ssp. typicus Onno. Biblioth. Bot. 106: 58, 1932, p. p. major. ——Aster subcaerulens S. Moore, Gard, Chron. 2: 285, 1901, fide Onno.
  多年生草本,根状茎细,平卧或斜升,常有细甸枝。茎直立或与莲座状叶丛丛生,高14-42厘米,稍细,有细沟,被疏或密的长毛,通常不分枝,下部有较密的叶。基部叶与莲座状叶长圆状匙形或匙形,长4-12厘米,宽0.5-1.8厘米,下部渐狭或急狭成具翅而基部半抱茎的柄,顶端钝或圆形,全缘或上半部有浅齿;下部叶长圆状或线状披针形,无柄,半抱茎;中部及上部叶小,长1-4厘米,宽0.1-0.4厘米,稍尖;全部叶两面被长粗毛,中脉在下面凸起,侧脉及离基三出脉显明。头状花序在茎(或枝)端单生,径3-5稀达6.5厘米。总苞半球形,径0.8-1.2厘米;总苞片2-3层,近等长或外层稍短,长圆状线形,长约8毫米,宽1.5毫米,顶端尖,上部草质,被密毛,下部革质。舌状花30-60个,管部长1.5毫米,有微毛;舌片蓝色或浅红色,长15-30毫米,宽2-3毫米。管部花黄色,长4-5毫米,管部长1.5毫米,裂片长1.2毫米,外面有疏毛;花柱附片长0.7毫米。冠毛1层,紫褐色,长稍超过花冠的管部,有较少的不等长的糙毛。瘦果长稍超过2毫米,倒卵圆形,被短粗毛。花期6-8月,果期7-9月。
  产于甘肃南部(西固、岷县、临潭)、四川西北部和西南部(松潘、大金、小金、阿坝、康定、雅江、黑水、甘孜、九龙、太宁及云南西北部(中甸)。生于高山及亚高山林下、水边和草地。海拔2800-4000米。
  与上种接近,但根状茎细,有细匍枝,叶两面、总苞片被较密的长毛而不仅有缘毛。仅分布于我国的西部及西南部。此种多变异,除上述的原变型外,有2个变型:
  低小变型 (f. humilis Diels),茎高3-9厘米,细,下部叶与莲座状叶显然匙形,长0.5-1.5厘米,宽0.2-0.3厘米,稀长达3厘米,宽达0.7厘米,常密集于茎下部。分布于四川(太宁)西南部(木里)。
  多枝变型 f. ramosus Ling, f. nov., 茎高30-60厘米,较粗壮,有数个分枝;下部叶在花期枯萎或凋落,中部叶较大,长4-6厘米,宽达1.3厘米。冠毛有时长达花冠裂片的基部(约3.5毫米)。产于四川西部(岡沱、稻城、川藏交界处)及云南西北部(中甸)。
形态特征:多年生草本,根状茎细,平卧或斜升,常有细匍枝。茎直立或与莲座状叶丛丛生,高14—42厘米,稍细,有细沟,被疏或密的长毛,通常不分枝,下部有较密的叶。基部叶与莲座状叶长圆状匙形或匙形,长4—12厘米,宽0.5—1.8厘米,下部渐狭或急狭成具翅而基部半抱茎的柄,顶端钝或圆形,全缘或上半部有浅齿;下部叶长圆状或线状披针形,无柄,半抱茎;中部及上部叶小,长l一4厘米,宽o.1—0.4厘米,稍尖;全部叶两面被长粗毛,中脉在下面凸起,侧脉及离基三出脉显明。头状花序在茎(或枝)端单生,径3—5稀达6.5厘米。总苞半球形,径0.8一1.2厘米;总苞片2—3层,近等长或外层稍短,长圆状线形,长约8毫米,宽1.5毫米,顶端尖,上部草质,被密毛,下部革质。舌状花30一60个,管部长1.5毫米,有微毛;舌片蓝色或浅红色,长15—30毫米,宽2—3毫米。管部花黄色,长4—5毫米,管部长1.5毫米,裂片长1.2毫米,外面有疏毛;花柱附片长0.7毫米。冠毛l层,紫褐色,长稍超过花冠的管部,有较少的不等长的糙毛。瘦果长稍超过2毫米,倒卵圆形,被短粗毛。花期6—8月,果期7一9月。
产地分布:产于甘肃南部(西固、岷县、临潭)、四川西北部和西南部(松潘、大金、小金、阿坝、康定、雅江、黑水、甘孜、九龙、太宁及云南西北部;(中甸)。生于高山及亚高山林下、水边和草地。海拔2800—4000米。
本种提示:与上种接近,但根状茎细,有细匍枝,叶两面、总苞片被较密的长毛而不仅有缘毛。仅分布于我国的西部及西南部。此种多变异,除上述的原变型外,有2个变型;低小变型(f.HumilisDiels),茎高3—9厘米,细,下部叶与莲座状叶显然匙形,长0.5—1.5厘米,宽0.2—0.3厘米,稀长达3厘米,宽达0.7厘米,常密集于茎下部。分布于四川(太宁)西南部(木里)。
参考文献:AstertongolensisFranch.InJourn.DeBot.10:376,1896;Mattf.InRehd.EtKobusk·,Journ.Arn.Arb.14:37.1933,p·p·;Hand.·Mazz.InNotizbl,Bot.Gart..Mus.Berl.·Dahl.15:620.1937,etinAct.Hort.Gothob.12:222.1938;Grires.InNot.Roy·Bot.Gard.Edinb.26:147,1964,inadnot;S.Y.HuinQuart.Journ.TaiwanMus.18:302.1965.——AstertongolensisFr·anch.Ssp·typicusOnno.Biblioth.Bot.106:58,1932,p·p·majOr.———AstersubcaerulensS.Moore,Gard,Chron.2:285,190土,fideOnno.

《Flora of China》 Vol. 20-21 (2011)
Aster tongolensis  Franchet J. Bot. (Morot). 10: 376. 1896.
东俄洛紫菀   dong e luo zi wan
Aster subcaerulea S. Moore; A. tongolensis f. glabratus Diels; A. tongolensis f. humilis Diels.
Herbs, perennial, 14-47 cm tall, sometimes caespitose; rhizome slender, procumbent or ascending, often with stolons bearing rosettes. Stems erect, simple, somewhat slender, sparsely strigose or strigillose, villous or villosulous, sometimes sparsely minutely stipitate glandular. Leaves basal and cauline; cauline leaves gradually or sometimes abruptly reduced upward, both surfaces scabridulous or hirsute, margin ciliate, 3-veined, veins conspicuous; basal leaves winged petiolate, petiole base subclasping; blade spatulate or obovate to oblanceolate, 0.5-5 × 0.3-2 cm, base attenuate, margin entire or remotely serrulate in upper half, apex obtuse to rounded, sometimes acute; lower cauline leaves sessile, oblong to linear-lanceolate, base subclasping; middle and upper cauline leaves 1-5 × 0.1-0.7 cm, apex acute. Capitula terminal, solitary (rarely 2), 3-5(-6.5) cm in diam. Involucres hemispheric, 5-7 mm; phyllaries 2- or 3-seriate, subequal, appressed or often squarrose, oblong-linear, 5-8 × 0.8-1.5 mm, abaxially villosulous, hardened below, leaflike above, apex acute. Ray florets 30-70, blue or lavender to purplish, tube sparsely hairy, lamina 15-20 × 1-2 mm, glabrous, eglandular; disk florets orange, 3.5-4.5 mm, limb funnelform, 2.5-3 mm, proximally hairy, lobes spreading to reflexed, narrowly triangular, 1-1.5 mm, abaxially sparsely hairy. Achenes broadly obovoid, ca. 2 mm, densely strigillose, 2-ribbbed (ribs sparsely strigillose, densely so apically). Pappus 4-seriate, purple-brown to brown, of few bristles; outermost bristles slender, 0.2-0.7 mm; outer bristles slender, 0.7-1 mm; inner bristles 1.2-1.6 mm, acute; innermost bristles 1.5-2 mm, slightly to distinctly clavate. Fl. Jun-Aug, fr. Jul-Sep. 2n = 18*.
● Alpine and subalpine open forests, stream banks, grasslands, boggy margins of lakes, rocky or grassy slopes, pastures, shrub thickets, wet places; 2500-4000 m. S Gansu, Qinghai, NW and SW Sichuan, Xizang, NW Yunnan.
Aster tongolensis is frequently cultivated as an ornamental.Aster tongolensis is frequently cultivated as an ornamental.

TOP