栏目

火媒草Olgaea leucophylla (Turcz.) Iljin

火媒草Olgaea leucophylla (Turcz.) Iljin

别名:鳍蓟;火秆;火草疙瘩;白山蓟;鳍;火杆;洪古日朱拉;火煤草;白背;

科名:菊科 Compositae

属名:蝟菊属 Olgaea

《中国植物志》第78(1)卷064页
  2.火媒草(陕西)鳍蓟(东北植物检索表)
  Olgaea leucopluylla (Turcz.) lljin in Not. Syst. Herb. Hort. Bot. Petrop. 3: 145, 1922 et in Bull. Jard. Bot. Russe 23: 148, 1924; Kitag. in Journ. Jap. Bot. 10: 82, 1934; 东北植物检索表, 414, 1959; S. Y. Hu in Quart. Journ. Taiwan Mus. 20(3-4): 292, 1967;中国高等植物图鉴4: 606, 1975; H. Ch Fu in Fl. Intramoiig. 6: 208 1982——Carduus leucophyllus Turcz. in Bull. Soc. Nat. Mosc. 5: 194, 1832; DC., Prodr. 6: 623, 1837; Maxim., Prim. Fl. Amur. 483, 1859; Trautv. in Act. Hort. Petrop. 1: 183, 1872; Franch., Fl. David. 1: 177, 1884——Olgaea leucophylla (Turcz.) Iljin var. jucunda Iljin in Not. Syst. Herb. Hort. Bot. Petrop. 3: 145, 1922; H. Ch. Fu in Fl. Intramong. 6: 210, 1982——O. leucophylla (Turcz.) Iljin var. aggregata Ling in Contr. Inst. Bot. Nat. Acad. Peip. 3: 139, 1935; Kitam. in Trans. Sapporo Nat. Hist. Soc. 16: 69, 1940; S. Y. Hu in Quart. Journ. Taiwan Mus. 20(3-4): 292. 1967; H. Ch. Fu in Fl. Intramong. 6: 208, 1982. ——O. leucophylla (Turcz.) Iljin var. albiflora Y. B. Chang in Bull. Bot. Resear. 3(2): 157, 1983, syn. nov.
  多年生草本,高15-80厘米。根粗壮,直伸,直径达2.5厘米。茎直立,粗壮,基部直径达7毫米,自基部分枝或不分枝,全部茎枝灰白色,被稠密的蛛丝状绒毛。基部茎叶长椭圆形,长12-20厘米,不包括边缘针刺宽3-5厘米,或稍明显羽状浅裂,侧裂片7-10对,宽三角形、偏斜三角形或半圆形,或边缘三角形大刺齿或浅波状刺齿而不呈明显的羽状分裂;全部裂片及刺齿顶端及边缘有褐色或淡黄色的针刺,裂顶及齿顶针刺较长,通常长5-6毫米,有时可达1 厘米。茎生叶与基生叶同形或椭圆形或椭圆状披针形,但较小,等样分裂或不裂,裂片及刺齿顶端及边缘具等样针刺。上部及接头状花序下部的叶更小,椭圆形、披针形或长三角形。全部茎叶两面几同色,灰白色,两面被蛛丝状绒毛,但下面的毛密厚,花期上面脱毛而至无毛,质地厚纸质,基生叶有短柄,短柄粗厚,外面灰白色,被密厚绒毛;茎叶沿茎下延成茎翼,翼宽1.5-2厘米,两面异色,上面无毛,绿色,下面灰白色,被密厚绒毛,边缘有大小不等的刺齿,齿顶长针刺,齿缘短针刺。头状花序多数或少数单生茎枝顶端,不形成明显的伞房花序式排列。总苞钟状,直径3-4厘米,无毛或几无毛。总苞片多层,多数,不等长,向内层渐长,外层长三角形,长1-1.5厘米,宽2.5-3毫米,中层披针形或长椭圆状披针形,长1.8-2.5厘米,宽3毫米,内层线状长椭圆形或宽线形,长3.2-3.6厘米,宽2-2.5毫米;最内层苞片外面被稠密的顺向贴伏的微糙毛,其余各层边缘有针刺状短缘毛。全部苞片顶端渐尖成针刺,外层全部或上部向下反折。小花紫色或白色,花冠长3.3厘米,外面有腺点,簷部长1.5厘米,不等大5裂,裂片线形,长达4毫米。瘦果长椭圆形,长1厘米,宽3毫米,稍压扁,浅黄色,有棕黑色色斑,约有10条高起的肋棱及多数肋间细条纹,果缘边缘尖齿状。冠毛浅褐色,多层,不等长,向内层渐长;冠毛刚毛细糙毛状,长达2.5厘米,外层向顶端渐细,内层向顶端稍粗厚。花果期5-10月。
  分布东北、内蒙古、山西、宁夏、陕西及甘肃。蒙古也有分布。生于草地、农田或水渠边,海拔750-1730米。模式标本采自蒙古。
形态特征:多年生草本,高15—80厘米。根粗壮,直伸,直径达2.5厘米。茎直立,粗壮,基部直径达7毫米,自基部分枝或不分枝,全部茎枝灰白色,被稠密的蛛丝状绒毛。基部茎叶长椭圆形,长12—20厘米,不包括边缘针刺宽3—5厘米,或稍明显羽状浅裂,侧裂片7一10对,宽三角形、偏斜三角形或半圆形,或边缘三角形大刺齿或浅波状刺齿而不呈明显的羽状分裂;全部裂片及刺齿)页端及边缘有褐色或淡黄色的针刺,裂)页及齿顶针刺较长,通常长5—6毫米,有时可达1厘米。茎生叶与基生叶同形或椭圆形或椭圆状披针形,但较小,等样分裂或不裂,裂片及刺齿顶端及边缘具等样针刺。上部及接头状花序下部的叶更小,梢圆形、披针形或长三角形。全部茎叶两面几同色,灰白色,两面被蛛丝状绒毛,但下面的毛密厚,花期上面脱毛而至无毛,质地厚纸质,基生叶有短柄,短柄粗厚,外面灰白色,被密厚绒毛;茎叶沿茎下延成茎翼,翼宽1.5—2厘米,两面异色,上面无毛,绿色,下面灰白色,被密厚绒毛,边缘有大小不等的刺齿,齿顶长针刺,齿缘短针刺。头状花序多数或少数单生茎枝顶端,不形成明显的伞房花序式排列。总苞钟状,直径3—4厘米,无毛或几无毛。总苞片多层,多数;不等长,向内层渐长,外层长三角形,长1—1.5厘米,宽2.5—3毫米,中层披针形或长椭圆状披针形,长1.8—2.5厘米,宽3毫米,内层线状长椭圆形或宽线形,长3.2—3.6厘米,宽2—2.5毫米;最内层苞片外面被稠密的顺向贴伏的微糙毛,其余各层边缘有针刺状短缘毛。全部苞片顶端渐尖成针刺,外层全部或上部向下反折。小花紫色或白色,花冠长3.3厘米,外面有腺点,簷部长1.5厘米,不等大5裂,裂片线形,长达4毫米。瘦果长椭圆形,长1厘米,宽3毫米,稍压扁,浅黄色,有棕黑色色斑,约有10条高起的肋棱及多数肋间细条纹,果缘边缘尖齿状。冠毛浅褐色,多层,不等长,向内层渐长;冠毛刚毛细糙毛状,长达2.5厘米,外层向顶端渐细,内层向顶端稍粗厚。花果期5—10月。
产地分布:分布东北、内蒙古、山西、宁夏、陕西及甘肃。蒙古也有分布。生于草地、农田或水渠边,海拔750—1730米。模式标本采自蒙古。
参考文献:Olgaealeucophylla(Turcz.)IljininNot。Syst.Herb.Hort.Bot.Petrop.3:145,1922etinBull。Jard。Bot.Russc23:148,1g24;Kitag.InJourn.Jap.Bot.10:82,1934;东北植物检索表,414,1959;S.Y.HuinQuart。Journ.TaiwanMus.20(3—4):292,1967;中国高等植物图鉴4:606,1975;H.ChFuinF1.Intramoag.6:2081982---CarduusleucophyllusTurcz,inBull。Soc.Nat.Mosc.5:194,1832;DC·,Pro—dr.6:623,1837;Maxim·,Prim.F1.Amur.483,1859;Trautv.InAct.Hort.Petrop·1:183,1872;Frallch·,F1。David.1:177,1884——Olgaealeucophylla(Turcz.)Iljinwar.IucundaI1jininNot。Syst.Herb.Hort.Bot.Petrop·3:145,1922;H.Ch.FuinF1.Intramong.6:210,l982——O.1eucophylla(Turcz.)Iljinvar.AggregataLinginContr.Inst。Bot.Nat.Acad.Peip·3:139,1935;Kitam。InTrans.SapporoNat.Hist·Soc.16:6g,1940;S,Y.HuinQuart.Journ.TaiwanMus.20(3—4):292.1967;H.Ch.FuinF1.Intramong.6:208,1982。——O.1euco?hylla(Turcz.)Iliinvar.A1bifloraY。B,ChanginBull.Bot.Reseat.3(2):157,1983,syu。Nov.

《Flora of China》 Vol. 20-21 (2011)
Olgaea leucophylla  (Turczaninow) Iljin Bot. Mater. Gerb. Glavn. Bot. Sada R.S.F.S.R. 3: 145. 1922.
火媒草   huo mei cao
Carduus leucophyllus Turczaninow, Bull. Soc. Imp. Naturalistes Moscou 5: 194. 1832; Olgaea leucophylla var. aggregata Y. Ling; O. leucophylla var. albiflora Y. B. Chang; O. leucophylla var. jucunda Iljin.
Herbs 15-80 cm tall. Stems grayish white, erect, branched from base or unbranched, stout, densely cobwebby-felted; wings wide, parchmentlike, spiny, toothed, or lobed. Leaves grayish white, subconcolorous, abaxially cobwebby-felted, adaxially ± densely cobwebby. Basal leaves with thick densely felted petiole; leaf blade ± narrowly elliptic, 12-20 × 3-5 cm, parchmentlike, shallowly pinnately lobed or toothed; segments or teeth 7-10 pairs, triangular to semiorbicular, with lateral spines and a brown to yellowish 5-6(-10) mm apical spine. Middle cauline leaves similar or elliptic to elliptic-lanceolate, sometimes undivided; upper cauline leaves elliptic, lanceolate, or narrowly triangular, smaller. Capitula few to many. Involucre campanulate, 3-4 cm in diam., glabrous or subglabrous. Phyllaries distally narrowed into a spine; outer phyllaries triangular, 10-15 × 2.5-3 mm, recurved; middle phyllaries lanceolate to elliptic-lanceolate, 1.8-2.5 × ca. 0.3 cm; inner phyllaries linear-elliptic to broadly linear, 3.2-3.6 × ca. 0.2 cm. Corolla purple or white, ca. 3.3 cm, tube ca. 8 mm. Achene yellowish variegated with brown, narrowly ellipsoid, ca. 1 cm, 10-ribbed. Pappus bristles pale brown, to 2.5 cm. Fl. and fr. May-Oct.
Grasslands, farmlands, by ditches; 700-1800 m. Gansu, Hebei, Heilongjiang, Henan, Jilin, Nei Mongol, Ningxia, N Shaanxi, Shanxi [Mongolia].

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