栏目

西山委陵菜Potentilla sischanensis Bge. ex Lehm.

西山委陵菜Potentilla sischanensis Bge. ex Lehm.

别名:柴布日-陶来音-汤乃;

科名:蔷薇科 Rosaceae

属名:委陵菜属 Potentilla

《中国植物志》第37卷286页
  36.西山委陵菜(中国高等植物图鉴)
  Potentilla sischanensis Bge. ex Lehm. Nov. Stirp. Pugill. 9: 3. 1851: Lehm. Revis. Potent. 33. t. 9. 1856; 秦岭植物志1(2): 555. 1974;中国高等植物图鉴2: 292. 图2313, 1972; 内蒙古植物志3: 101. 图版52. 1977. ——P. soongarica Bge. var. chinensis Bge. Enum. Pl. Chin. Bor. Coll. 25. 1931.
  多年生草本。根粗壮,圆柱形,木质化。花茎丛生,直立或上升,高10-30厘米,被白色绒毛及稀疏长柔毛,老时脱落。基生叶为羽状复叶,亚革质,有小叶3-5对,稀达8对,间隔0.5-1.8厘米,连叶柄长3-25厘米,稀达30厘米,叶柄被白色绒毛及稀疏长柔毛;小叶对生稀下部小叶互生,卵形,长椭圆形或披针形,长0.5-3厘米,宽0.4-1.5厘米,边缘羽状深裂几达中脉,基部小叶小,掌状或近掌状,分裂,裂片长椭圆形,披针形或卵状披,针形,顶端圆钝或急尖,上面绿色,被稀疏长柔毛,下面密被白色绒毛,边缘平坦或稍微反卷,沿脉伏生白色长柔毛及绒毛;茎生叶无或极不发达,呈苞叶状,掌状或羽状3-5全裂;基生叶托叶膜质,褐色,外面被白色长柔毛,茎生叶托叶亚革质,绿色,卵披针形,下面密被白色绒毛。聚伞花序疏生,花梗长1-1.5厘米,有对生小形苞片,外被稀疏柔毛;花直径0.8-1厘米;萼片卵状披针形或三角状卵形,顶端渐尖,副萼片狭窄,披针形,比萼片短或,几等长,外面被白色绒毛和稀疏长柔毛;花瓣黄色,倒卵形,顶端圆钝或微凹,比萼片长0.5-1倍;花柱近顶生,基部稍微膨大,柱头稍扩大。瘦果卵圆形,成熟后有皱纹。花果期4-8月。
  产内蒙古、河北、山西、陕西、宁夏、甘肃、青海。生干旱山坡、黄土丘陵、草地及灌丛中,海拔200-3600米。
  本种在小叶形状、小叶片分裂宽窄及大小上变化较大,这些变化甚至不少表现在同一株植物上,但本种花茎、花梗、叶柄及叶下面和萼片外面均密被白色绒毛及稀疏长柔毛,叶质地较厚,小叶片深裂,茎生叶极不发达等特点可与其近缘种相区别。
  J. Krause(1922)曾记载河南产有多裂委陵菜P. multifida L.后来,Hand. -Mazz.(1933),认为该植物是西山委陵菜P. sischanensis Bge.,我们未见原植物,迄今也未见河南有此记录,附志于此,留待考证。
种中文名:西山委陵菜
种拉丁名:Potentilla sischanensis Bge. ex Lehm.
种别名  :柴布日—陶来音—汤乃(蒙古族名)
国内分布:甘,冀,蒙,宁,青,陕,晋
海    拔:200-3600
中国植物志:37:286
英文植物志:9:311
系中文名:多裂系
系拉丁名:Ser.Multifidae
组中文名:锥状花柱组
组拉丁名:Sect.Conostylae
属中文名:委陵菜属
属拉丁名:Potentilla
亚科中文名:蔷薇亚科
亚科拉丁名:ROSOideae Pocke
科中文名:蔷薇科
科拉丁名:Rosaceae
纲中文名:双子叶植物纲
纲拉丁名:DICOTYLEDONEAE
门中文名:被子植物门
门拉丁名:ANGIOSPERMAE
参考文献:Potentilla sischanensis Bge.Ex Lehm.Nov.Stirp Pugill.9:3.1851;Lehm.Revis. Potent.33.T.9.1856;秦岭植物志1(2):555.1974;中国高等植物图鉴2:292.图2313. 1972;内蒙古植物志3:101.图版52.19,7.——P.Soongarwa Bge.Var. Chinensis Bge. Enum.P1.Chin.Bor.Coll.25.1931.
本系概述:Ser.Multifidae (Rydb.)Yu et Li,grad.Nov.----Group Multilidae Rydb.In Bull.Torr.Bot.Club 23:262.1896.----Grex Multifidaeidae Wolf in Asch.& Gr. Syn.6.1904,et Bibl.Bot.71:49,147,1908.本系我国有下列12种。

《Flora of China》 Vol. 9 (2003)
Potentilla sischanensis  Bunge ex Lehmann
西山委陵菜   xi shan wei ling cai
Herbs perennial. Roots robust, terete, woody. Flowering stems tufted or not, erect, ascending, or spreading, 10–30 cm tall, together with petioles white tomentose and sparsely villous, glabrescent when old. Radical leaves 3–25(–30) cm including petiole; stipules brown, membranous, abaxially white villous; leaf blade pinnate with 3–5(–8) pairs of leaflets; leaflets opposite, rarely proximal ones alternate, at intervals of 0.5–1.8 cm, adaxially green, ovate, oblong-elliptic, or lanceolate, 0.5–3 × 0.4–1.5 cm, subleathery, abaxially densely white tomentose, appressed white villous and tomentose on veins, adaxially sparsely villous, margin flat or slightly revolute, pinnately parted or serrate-lobed, apex obtuse or acute; segments oblong-elliptic, lanceolate, or ovate-lanceolate, or lobes triangular or triangular-ovate; cauline leaves absent or undeveloped, bractlike, and palmately or pinnately 3–5-sect; stipules green, ovate-lanceolate, subleathery, abaxially densely white tomentose. Inflorescence laxly cymose. Flowers 0.8–1 cm in diam.; pedicel 1–1.5 cm, sparsely pilose, with small, opposite bracteoles. Sepals ovate-lanceolate or triangular-ovate, apex acuminate; epicalyx segments linear-lanceolate, shorter than or nearly equaling sepals, white tomentose and abaxially sparsely pilose. Petals yellow, obovate, 0.5–1 × as long as sepals, apex rounded or emarginate. Style subterminal, base slightly thickened; stigma slightly dilated. Achenes ovoid, rugose at maturity. Fl. and fr. Apr–Aug.
Thickets, grasslands, grassy or dry mountain slopes, ravines, loess hills, waste places; 200--3600 m. Gansu, Hebei, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shanxi, Sichuan [Mongolia].

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