栏目

绵毛岩风Libanotis eriocarpa Schrenk

绵毛岩风Libanotis eriocarpa Schrenk

科名:伞形科 Umbelliferae

属名:岩风属 Libanotis

《中国植物志》第55(2)卷172页
  8. 绵毛岩风 图版68: 7-10
  Libanotis eriocarpa Schrenk in Bull. Phys. -Math. Acad. Petersb. 2: 195. 1843; Korov. in Pavlov, Fl. Kazakh. 6: 351. 1963; 中国高等植物图鉴补编 2: 706. 1983. ——Seseli eriocarpum (Schrenk) B. Fedtsch. Rastilelnost Turkestana 617. 1915; Schischk. in Komarov, Fl. URSS 16: 503. 1950; Grub. Key Vascul. Pl. Mongol. 191. 1982.
  多年生草本,高20-40厘米。根茎粗壮,木质化,长2-10厘米,径5-10毫米,分叉,灰褐色或略带黄色,存留有枯萎叶鞘。数茎,下部圆柱形,径1.5-3毫米,有细条纹轻微突起,光滑近无毛,中部以上有少数分枝并散生极短柔毛。基生叶数片或多数,具叶柄,基部叶鞘卵状披针形;叶片轮廓长圆形,长4-12厘米,宽1.5-4厘米,2回羽状分裂,末回裂片线形或线状披针形,全缘或顶端3裂,长5-20毫米,宽1-3毫米,边缘反卷,灰绿色,质厚;茎生叶小,1回羽状分裂或不裂,无柄,仅有叶鞘。伞形花序直径1-3.5厘米,伞辐4-8,密生柔毛;总苞片4-7,披针形,边缘白色,外部有毛,基部联合,不等长;小伞形花序有花10-20余,近无花柄,花密集着生;小总苞片5-8,披针形;花柄近等长或超过;花瓣倒卵形,白色,外部有毛;花柱比花柱基长3-4倍,叉开,常带紫色,花柱基圆锥形。分生果长圆形,长5-6毫米,宽3.5毫米,密生灰白色毡毛,背棱和中棱粗,侧棱较宽,每棱槽内油管1,合生面油管2;胚乳腹面平直。花果期7-9月。
  产我国新疆阜康、和硕、焉耆等县。生于海拔1600米左右干旱石质山坡。苏联有分布。
形态特征:多年生草本,高20—40厘米。根茎粗壮,木质化,长2—10厘米,径5—10毫米,分叉,灰褐色或略带黄色,存留有枯萎叶鞘。数茎,下部圆柱形,径1.5—3毫米,有细条纹轻微突起,光滑近无毛,中部以上有少数分枝并散生极短柔毛。基生叶数片或多数,具叶柄,基部叶鞘卵状披针形,叶片轮廓长圆形,长4—12厘米,宽1.5—4厘米,2回羽状分裂,末回裂片线形或线状披针形,全缘或顶端3裂,长5—20毫米,宽1—3毫米,边缘反卷,灰绿色,质厚;茎生叶小,1回羽状分裂或不裂,无柄,仅有叶鞘。伞形花序直径1—L5厘米,伞辐4—8,密生柔毛;总苞片4—7,披针形,边缘白色,外部有毛,基部联合,不等长;小伞形花序有花10—20余,近无花柄,花密集着生,小总苞片5—8,披针形;花柄近等长或超过,花瓣倒卵形,白色,外部有毛;花柱比花柱基长3—4倍,叉开,常带紫色,花柱基圆锥形。分生果长圆形,长5—6毫米,宽3.5毫米,密生灰白色毡毛,背棱和中棱粗,侧棱较宽,每棱槽内油管1,合生面油管2;胚乳腹面平直。花果期7—9月。
产地分布:产我国新疆阜康、和硕、焉耆等县。生于海拔1600米左右干旱石质山坡。苏联有分布。
参考文献:SchrenkinBull.Phys.-Math.Acad.Petersb.2:195.1843;Korov.inPavlov,Fl.Kazakh.6:351.1963;中国高等植物图鉴补编2:706.1983.——Seselieriocarpuza(Schrenk)B.Fedtsch.RastilelnostTurke-stana617.1915;Schischk.inKomarov,Fl.URSS16:503.1950;Grub.KeyVascul.Pl.Mong01.191.1982.

《Flora of China》 Vol. 14 (2005)
Libanotis eriocarpa  Schrenk
绵毛岩风   mian mao yan feng
Plants (20–)40–50 cm. Caudex simple, 3–7 mm thick. Stem solitary, dichotomously branched from base or in upper part, solid, finely grooved, glabrous. Leaf blade gray-green, oblong, 6–14 × 2–5 cm, 2-pinnate; pinnae shortly petiolulate; ultimate segments linear, 5–20 × 1–3 mm, margins narrowly revolute. Cauline leaves reduced, 3-lobed or undivided. Synflorescence paniculate; umbels 1–2(–3.5) cm across; bracts (2–)4–7, lanceolate or ovate, short, unequal, abaxially pubescent, margins scarious, bases fused together; rays (2–)4–8, 5–10 mm, densely pubescent; bracteoles 5–8, lanceolate, 0.3–1.5 mm, connate at base; umbellules 10–20-flowered, subcapitate, flowers sessile. Calyx teeth lanceolate. Petals white or pale yellow, abaxially pubescent. Styles usually purplish, more than 3 × stylopodium, divergent. Fruit oblong or oblong-ovate, dorsally compressed 5–6 (–10) × 3.5–4.5(–6) mm, densely lanate with gray hairs or sparsely pilose; lateral ribs winged, broader than the keeled dorsal ribs, slightly corky; vittae 1 in each furrow, 2 on commissure. Fl. and fr. Jul–Sep.
Mountain summits, dry stony and gravelly slopes, rock crevices; ca. 1600 m. Xinjiang [Kazakhstan, Mongolia].
Two of us (Pimenov & Kljuykov, FOC 14: 130. 2005) treat this as Seseli eriocarpum.

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