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盘花乳菀Galatella biflora (Linn.) Nees ab Esenb.

盘花乳菀Galatella biflora (Linn.) Nees ab Esenb.

科名:菊科 Compositae

属名:乳菀属 Galatella

《中国植物志》第74卷273页
  7. 盘花乳菀 图版67:5-6
  Galatella biflora (L.) Nees ab Esenb., Gen. et Sp. Aster 159. 1833; Novopokr. in Bull. Russ. Acad. Sci. 6, 12: 2272. 1918. p. p. et in Act. Inst. Bot. Acad. Sc. URSS ser. 1, 7: 118. 1948, et in Not. Syst. Herb. Bot. Inst. Acad. Sc. URSS 11: 216 1949; Tzvel. Fl., URSS 25: 151. 1959. ——Chrysoma biflora L., Sp. Pl. 841. 1753. ——Crinitaria biflora (L.) Cass. in Dict. Sci. Nat. 37: 476. 1825. ——Galatella dracunculoides (Lam.) Nees ab Esenb. var. discoidea DC., Prodr. 5: 256. 1836.
  多年生草本,根状茎短,全株多少被乳头状短或近无毛,茎多数,稀单生,高45-100厘米,径2.5-4毫米,直立或基部斜升,干时黄绿色,基部紫红色,具极明显的条纹,无毛,自中部起有分枝,分枝较细弱,直立,稀弯曲;叶较密集,斜上或多少直立,下部叶花后脱落,中部叶长圆状披针形或线状披针形,长5.5-6厘米,宽4-5毫米,无柄,顶端长渐尖,基部渐狭,具3条脉,暗绿色,两面有腺点,无毛或近无毛,边缘稍粗糙,上部叶渐小,线状披针形,顶端长渐尖;头状花序多数,在茎和枝端排列成密或较疏的伞房花序;花序枝直,具1-3个头状花序,头状花序梗有1-2个线形苞片头状花序较大,具18-25个花,稀少数,无舌状花,长8-11毫米,宽10-12毫米,总苞倒圆锥形,长3-5毫米,宽4-7毫米,总苞片3层,叶质,黄绿色、边缘具较宽的白膜质,背面近无毛或多少被短毛,具3条,稀部分具1条脉,外层较小,卵状披针形,顶端尖,内层长圆形,顶端钝或稍尖;花全部管状,花冠淡黄色,长6-7毫米,檐部狭钟形,有5个长圆状披针形的裂;花枉分枝顶端有卵状三角形附器。瘦果长圆形,长3.5-4毫米,被白色密长毛;冠毛白色,糙毛状,长5-6毫米。花果期8-9月。
  产于我国新疆西部(新源)。苏联西伯利亚和中亚地区也有。生于山坡草地,海拔1700米。
形态特征:多年生草本,根状茎短,全株多少被乳头状短或近无毛,茎多数,稀单生,高45—100厘米,径2.5—4毫米,直立或基部斜升,干时黄绿色,基部紫红色,具极明显的条纹,无毛,自中部起有分枝,分枝较细弱,直立,稀弯曲;叶较密集,斜上或多少直立,下部叶花后脱落,中部叶长圆状披针形或线状披针形,长5.5—6厘米,宽4—5毫米,无柄,顶端长渐尖,基部渐狭,具3条脉,暗绿色,两面有腺点,无毛或近无毛,边缘稍粗糙,上部叶渐小,线状披针形,顶端长渐尖;头状花序多数,在茎和枝端排列成密或较疏的伞房花序;花序枝直,具1—3个头状花序,头状花序梗;有1—2个线形苞片头状花序较大,具18—25个花,稀少数,无舌状花,长8一11毫米,宽10--12毫米,总苞倒圆锥形,长3—5毫米,宽4--7毫米,总苞片3层,叶质,黄绿色、边缘具较宽的白膜质,背面近无毛或多少被短毛,具3条,稀部分具1条脉,外层较小,卵状披针形,顶端尖,内层长圆形,顶端钝或稍尖;花全部管状,花冠淡黄色,长6—7毫米,檐部狭钟形,有5个长圆状披针形的裂;花柱分枝顶端有卵状三角形附器。瘦果长圆形,长3.5—4毫米,被白色密长毛;冠毛白色,糙毛状,长5—6毫米。花果期8—9月。
产地分布:产于我国新疆西部(新源)。苏联西伯利亚和中亚地区也有。生于山坡草地,海拔1700米。
参考文献:Galatellabiflora(L.)NeesabEsenb.;Gen.EtSp·Aster159.1833;No·vopokr.InBull.Russ。Acad.Sci.6,12:2272.1918·p.P.EtinAct.Inst.Bot.Acad.SC.URSSser.1,7:118.1948,etinNot.Syst.Herb.Bot·.Inst.Acad.Sc。URSSll:2161949;Tzvel.Fl·,URSS25:151.1959·——ChrysomabifloraL·,Sp·P1.841.1753。一——Crinitariabiflora(L.)Cass.InDict.Sci.Nat。37;476.1825.—Galatelladracunculoides(Lam.)NeesabEsenb.Var.DiscoideaDC·,Prodr.5:256.1836.

《Flora of China》 Vol. 20-21 (2011)
Galatella biflora  (Linnaeus) Nees Gen. Sp. Aster. 159. 1832.
盘花乳菀   pan hua ru wan
Chrysocoma biflora Linnaeus, Sp. Pl. 2: 841. 1753; Crinitaria biflora (Linnaeus) Cassini; Galatella dracunculoides Nees var. discoidea Candolle.
Herbs, perennial, caespitose, 45-100 cm tall, shortly papilliform hairy, scabridulous or glabrate; rhizome short. Stems numerous, rarely solitary, erect. Leaves dense, lower fallen after anthesis, mid sessile, usually dingy green, blade oblong-lanceolate or lanceolate to linear-lanceolate, 5.5-6 × 0.4-0.5 cm, surfaces gland-dotted or abaxially eglandular, scabridulous or glabrate, 3-veined, base gradually cuneate, apex long acuminate; upper reduced, linear-lanceolate. Capitula numerous, in usually dense, rarely slightly loose, corymbiform synflorescences, 8-11 × 10-12 mm. Involucre obconic, 3-5 × 4-7 mm; phyllaries 3- or 4-seriate, yellowish green, membranous, abaxially glabrate or ± scabridulous, 3-veined, rarely partly 1-veined, margin scarious, erose-fimbriate, outer small, ovate-lanceolate, apex acute, innermost larger, oblong, apex obtuse or acute. Ray florets usually absent, rarely 1-3(or 4); disk florets 8-25, pale yellow, 6-7 mm, limb funnelform, lobes long, oblong-lanceolate. Achenes oblong, 3.5-4 mm, densely white silky. Pappus whitish, 5-6 mm. Fl. and fr. Jul-Sep.
Grasslands on slopes; ca. 1700 m. W Xinjiang [Kazakhstan, Russia].

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