栏目

柔毛蒿Artemisia pubescens Ledeb.

柔毛蒿Artemisia pubescens Ledeb.

别名:乌斯特-胡日根-协日乐吉;转蒿;柔毛变蒿;变蒿;立沙蒿;胡日根-协日乐吉;红茎蒿;

科名:菊科 Compositae

属名:蒿属 Artemisia

《中国植物志》第76(2)卷211页
  158.柔毛蒿(植物研究)立沙蒿(东北植物检索表),变蒿(中国高等植物图鉴),麻蒿(甘肃、陕西),米拉蒿(甘肃),转蒿(河北),“呼尔干一沙里尔日”、“马尔托什,”(蒙语名)
  Artemisia pubescens Ledeb. in Mem. Acad. Sci. Petersb. 5: 568. 1805 et Fl. Ross. 2(2): 565. 1844-1846; Bess. in Bull. Soc. Nat. Mosc. 8: 67. 1835; Kitag. Lineam. Fl. Mansh. 422. 1939, excl. var. oxyceyhala (Kitag.) Kitag.; Kitam. in Trans, Sapp. Nat. Hist Soc. 16: 60. 1940 et in Mem. Coll. Sci. Kyoto Univ. ser. B. 15(3): 386. 1940; 东北植物检索表394. 1959; S. Y. Hu in Quart. Journ. Taiwan Mus. 18 (3-4): 154. 1965: Noda, Fl. N.-F. Prov. (Manch.) China 1220. 1971, excl. var. oxycephala (Kitag.) Kitag.; Y. R. Ling in Bull. Bot. Res. 2 (2): 25. 1982. ——A. commutata Bess. l. c. 8: 70, 76. 1835, , incl. var. helmiana Bess. et var. pallasiana Bess.; DC. Prodr. 6: 98. 1837; Ledeb. Fl. Ross. 2: 567. 1844一1846. p. p.; Turcz. Fl. Baic. ——Dahur. 2: 51. 1845; Komar. et Alis. Key Pl. Far East. Reg. USSR 2: 1036. 1932; Pamp. in Nuov. Giorn. Bot. Ital. n. s. 46: 559. 1939; Poljak. Фл. СССР 26: 552, Tab. 23-4. 1961, incl. var. helmiapa Bess. et var. pubescens (Ledeb.) Poljak.; S. Y. Hu l.c. 18(1-2): 129. 1965; Filat. Фл. Каэах 9: 106. 1966;中国高等植物图鉴4: 524, 图6463. 1975; 内蒙古植物志6: 112, 图版38, 图7-9. et in addenda 328. 1982, incl. var. helmiapa Bess., var. pubescens (Ledeb.) Poljak. et var. pumila H. C. Fu et C. Y. Li——A. campestris Linn. var. pubescens Trutv. et Mey. Fl. Ochot. 52. 1856. ——A. capillaris Thunb. var. simplex Maxim. in Bull. Acad, Sci. Petersb. 8: 525. 1872,东北植物检索表394. 1959. ——A. desertorum Spreng var. sprengeliana Bess. f. helmiapa Pamp. in Nuov. Giorn. Bot. Ital. n. s. 34: 650. 1927, excl. syn. ——A. cam pestris auct., non Linn. : Ledeb. Fl. Alt. 4: 86. 1833, p. p.; Maxim. Prim. Fl. Amur, 567. 1859: Forb. et Hemsl. in Journ. Linn. Soc. Bot. 23: 442. 1888: Komar. Fl. Mansh. 3: 653. 1907. p. p.——Oligosporus offiris Less. in Linnaea 9: 164. 1834. ——O. commutata (Bess.) Poljak. В Мат. Фл. Раст. Каэах. 11: 167 1961. p. p.; Czerep. Add. Corr. Fl. URSS (1-30) , 89. 1973.
形态特征:多年生草本。根粗壮,木质。茎常数条丛生,直立,高30-70cm,上部有分枝。基生叶及茎下部叶具柄,叶卵形,长2.5-8cm,宽1.5-4cm,二回羽状全裂,小裂片条形或条状披针形,幼时密被柔毛,中部叶,基部具条状假托叶,一至二回羽状全裂,裂片条形,上部叶及花序枝上的叶常3-7,全裂以至不分裂.头状花序极多数,宽卵形或矩圆形,长2-4mm,直径1.5-3mm,在茎和枝端排列成狭窄或多少扩展的圆锥状,总苞片3-4层,边缘小花雌性,能育,中央小花两性,不育。瘦果矩圆状卵形,暗褐色 (图94)。
地理分布:分布于我国北部各省区,蒙古、苏联(欧洲部分、西伯利亚及远东地区)、日本、朝鲜也有。
生态特征:在我国温带草原区,柔毛蒿在5月上旬开始萌发,7月中、上旬现蕾,8月上,中旬进入开花期,花期持续日数较短,月中、下旬果实陆续成熟并脱落,9月中旬以后自下而上开始枯萎。柔毛蒿属于轴根型植物,根状茎粗厚,半木质,具多数须根。柔毛蒿是一种早生植物,在典型草原和草甸草原群落中是常见的伴生种,局部地段可成为优势种,生于沙质,沙壤质、黑土、黑钙土,栗钙土和草甸土土壤上。柔毛蒿生长初期增长较慢,在锡林郭勒盟测定, 日均增重量为0.031g,花期的增长量较快,为0.093g。植株高度的增长与生物量增长曲线基本相一致,生物量的高峰期在8月中、下旬,此时单株生物量可达3.027g,其后随着果穗的干枯,生物量逐渐下降。
饲用价值:柔毛蒿为中等饲用蒿类植物。青鲜时绵羊、山羊喜食,牛与骆驼乐食,干枯后绵羊,山羊、骆驼采食。混合于羊草或大针茅青干草中的柔毛蒿,各种家畜均乐食。柔毛蒿的开花-结实期营养比为l:9.4一10.1,属于碳氮型牧草。其化学成分,如表94。在内蒙古锡林郭勒盟地区,每100kg柔毛蒿鲜草可晒制43.7kg干草.

《Flora of China》 Vol. 20-21 (2011)
Artemisia pubescens  Ledebour Mém. Acad. Imp. Sci. St. Pétersbourg Hist. Acad. 5: 568. 1815.
柔毛蒿   rou mao hao
Herbs, perennial, or subshrub 25-60(-70) cm tall, with a thick rootstock, lower parts yellow-brown tomentose, upper parts gray pubescent, glabrescent. Basal and lower stem leaves long petiolate; leaf blade 4-8(-12) × 1.5-2 cm, 2-pinnatisect. Middle stem leaves: petiole (0-)2-5 cm; leaf blade ovate, rather densely pubescent to glabrous, (1 or)2(or 3)-pinnatisect; segments (2 or)3 or 4 pairs, basal and middle lobes lobulate; lobules linear or linear-lanceolate, 10-30 × 0.5-1.5(-2) mm. Uppermost leaves pinnatisect; leaflike bracts 3-sect or entire. Synflorescence a narrow or broad panicle. Capitula many, erect, oblique, or nodding. Involucre subglobose or ovoid, 1.5-3 mm in diam. Marginal female florets 8-15. Disk florets 10-15, male. Achenes oblong or oblong-ovoid. Fl. and fr. Aug-Oct.
Steppes, forest steppes, meadows, forest margins, hills, waste areas, rocky slopes, roadsides, stable dunes of desert margins; low to middle elevations. Gansu, Heilongjiang, Jilin, Liaoning, Nei Mongol, Qinghai, N Shaanxi, N Shanxi, NW Sichuan, Xinjiang [Mongolia, Russia].
Three varieties are recognized in China; Russian authors recognize three further varieties from outside of China.Three varieties are recognized in China; Russian authors recognize three further varieties from outside of China.

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