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光果蒲公英Taraxacum glabrum DC.

光果蒲公英Taraxacum glabrum DC.

科名:菊科 Compositae

属名:蒲公英属 Taraxacum

《中国植物志》第80(2)卷028页
  20.光果蒲公英(八一农学院学报)图版6:7-10
  Taraxacum glabrum DC. Prodr. 7 (1): 147. 1838; Ledeb. Fl. Ross. 2: 816. 1846; Schischk. Fl. URSS, 29: 523. 1964; Oraz. Fl. Kazak. 9: 490. 1966, Иллюс.опр.раст. Казах. 2: 448. 1972. et Одув. Казах. и Сед. Азии 90. 1975. –Hieracium glabrum Turcz. ex DC. Prodr. 7 (1): 147. 1838, pro syn. ——Taraxacum alpinum auct. non Heg. et Heer. : Hand. -Mazz. Monogr. Tarax. 94. 1907. p. p. ; Ling in Contr. Inst. Bot. Nat. Acad. Peip. 3: 205. 1935
  多年生草本。根颈部密被黑褐色残存叶基,其腋间有褐色长曲毛。叶狭倒卵形至倒披针形,长4-9厘米,宽4-10 (-20)毫米,不分裂、全缘,或具齿至羽状浅裂,顶端裂片三角形,全缘,先端急尖或钝,每侧裂片2-3片,裂片三角形,平展,裂片先端急尖或钝,全缘,裂片间无齿、亦无小裂片。花葶2-4,较粗壮,长于叶,高5-10厘米,常带紫红色,无毛;头状花序直径约30-40毫米;总苞钟状,长8-16毫米,外层总苞片暗绿色,卵状披针形至披针形,长4-6毫米,宽1.5-3毫米,伏贴,渐尖,无膜质边缘,等宽或稍宽于内层总苞片,无角;内层总苞片暗绿色,先端钝,无角或稀具短角,长为外层总苞片的2-2.5倍;舌状花黄色,花冠无毛,舌片长10-14毫米,宽1.5-2.5毫米,基部筒长3-5毫米,边缘花舌片背面有紫色条纹,柱头干时黑色。瘦果淡褐色,长3.5-4毫米,光滑,稀在上部可见到隐约的小瘤状突起,顶端逐渐收缩为长约0.6毫米的喙基,喙长5-7毫米;冠毛白色,长5-6毫米。花果期7-8月。
  产新疆(乌鲁木齐、阜康、尼勒克、和硕、轮台、库车、阿图什、叶城) 。生于海拔2300-4200米的高山及亚高山草甸至草甸草原。哈萨克斯坦及俄罗斯也有分布。
形态特征:多年生草本。根颈部密被黑褐色残存叶基,其腋间有褐色长曲毛。叶狭倒卵形至倒披针形,长4—9厘米,宽4—10(一20)毫米,不分裂、全缘,或具齿至羽状浅裂,顶端裂片三角形,全缘,先端急尖或钝,每侧裂片2—3片,裂片三角形,平展,裂片先端急尖或钝,全缘,裂片间无齿、亦无小裂片。花葶2—-4,较粗壮,长于叶,高5—10厘米,常带紫红色,无毛;头状花序直径约30—40毫米;总苞钟状,长8—16毫米,外层总苞片暗绿色,卵状披针形至披针形,长4—6毫米,宽1.5—3毫米,伏贴,渐尖,无膜质边缘,等宽或稍宽于内层总苞片,无角;内层总苞片暗绿色,先端钝,无角或稀具短角,长为外层总苞片的2—2.5倍;舌状花黄色,花冠无毛,舌片长10—14毫米,宽1.5—2.5毫米,基部筒长3—5毫米,边缘花舌片背面有紫色条纹,柱头干时黑色。瘦果淡褐色,长3.5—4毫米,光滑,稀在上部可见到隐约的小瘤状突起,顶端逐渐收缩为长约0.6毫米的喙基,喙长5--7毫米;冠毛白色,长5—6毫米。花果期7—8月。
产地分布:产新疆(乌鲁木齐、阜康、尼勒克、和硕、轮台、库车、阿图什、叶城)。生于海拔2300—4200米的高山及亚高山草甸至草甸草原。哈萨克斯坦及俄罗斯也有分布。
参考文献:TaraxacumglabrumDC.Prodr. 7(1):147.1838;Ledeb.F1. ROSS.2: 816. 1846; Schischk.F1.URSS,29: 523. 1964;Oraz.F1.Kazak.9: 490. 1966,Hππmoc,onp. pacT.Ka3ax.2: 448. 1972.Et OπyB. Ka3ax. H Cpeπ.A3HH 90. 1975.——Hieraczurn glabrum Turcz. Ex DC.Prodr.7(1):147. 1838, prosyn.——Taraxacum alpinum auct.Non Heg.Et Heer.:Hand.—Mazz.Monogr.Tarax.94.1907.P. P.;Ling in Contr. Inst.Bot.Nat.Acad.Peip.3:205.1935

《Flora of China》 Vol. 20-21 (2011)
100. Taraxacum glabrum Candolle, Prodr. 7: 147. 1838.
光果蒲公英 guang guo pu gong ying
Herbs 6-20 cm tall, base glabrous. Petiole purplish, to 10 cm, very narrow, glabrous; leaf blade deep green with a purplish midvein, oblong-spatulate, 2.5-8 × 0.8-1.9 cm, glabrous, undivided, margin entire or remotely sinuate-dentate, apex subobtuse to obtuse; teeth 1-3 pairs, apex obtuse. Scapes brownish green, ± equaling but later overtopping leaves, glabrous. Capitulum 3-4 cm wide. Involucre 7-10 mm wide, base rounded. Outer phyllaries 13-18, dark blackish green, ± not imbricate, ovate-lanceolate to narrowly lanceolate, outermost ones 5-7 × 1.9-2.6 mm and ca. 1/3 as long as inner ones, erect to patent, paler border not developed, margin glabrous, apex subacute and ± flat; inner phyllaries 1.2-1.5 cm, ± flat near apex. Ligules deep yellow; outer ligules outside faintly striped grayish green; inner ligules with dark apical teeth. Stigmas grayish green. Anthers polliniferous; pollen grains irregular in size. Achene grayish light brown, 4.8-5.5 × ca. 0.8 mm; body smooth, very gradually narrowing into subcylindric to a cylindric (0.6-)0.8 × ca. 0.3 mm cone; beak 5-7 mm. Pappus yellowish white, 5-6 mm. Fl. summer. Agamosperm. 2n = 24.Wet mossy subalpine to alpine sites, vicinity of springs; 1600-3000 m. N Xinjiang [Kazakhstan, Mongolia, Russia (Altai)].

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