栏目

黄花委陵菜Potentilla chrysantha Trev.

黄花委陵菜Potentilla chrysantha Trev.

别名:黄花萎陵菜;

科名:蔷薇科 Rosaceae

属名:委陵菜属 Potentilla

《中国植物志》第37卷321页
  72.黄花委陵菜
  Potentilla chrysantha Trev. Ind. Sem. Hort. Vratisl. 5. 1818; Wolf in Bibl. Bot. 71: 458. 1908; Juzep. in Fl. URSS 10:181. pl. 14. f. 2. 1941. ——P. chrysantha Trev. var. asiatica Wolf in Bibl. Bot. 71:462. 1908: Ldb. Ic. Fl. Ross. 4. t. 338. 1833. ——P. asiatica (Wolf) Juzep. in Fl. URSS 10:182. 1941.
  多年生草本。根粗壮,圆柱形。花茎直立或上升,高15-55厘米,被开展至伏生疏柔毛,有时脱落几无毛。基生叶为羽状5出复叶,连叶柄长5-20厘米,叶柄被开展或伏生疏柔毛,或脱落几无毛;小叶无柄或几无柄,小叶片倒卵长圆形,通常长1.5-7 厘米,宽1-3厘米,顶端圆钝或急尖,基部楔形,边缘有多数急尖锯齿,两面绿色,被紧贴或微开展疏柔毛,有时脱落几无毛,仅在下面沿脉被长柔毛;茎生叶下部5出,上部3出,小叶与基生叶相似;基生叶托叶膜质,褐色,被长柔毛或脱落几无毛,茎生叶托叶草质,全缘,顶端渐尖,外被长柔毛。花序为伞房状聚伞花序,多花,松散,花梗长1-2厘米,密被短柔毛;花直径1.2-1.5厘米;萼片长三角卵形,顶端急尖或渐尖,副萼片披针形或椭圆披针形,顶端急尖或渐尖,稍短于萼片,外被短柔毛及稀疏长柔毛;花瓣黄色,倒卵形,顶端微凹,比萼片长1/2-1倍;花柱基部稍微扩大,柱头扩大。瘦果光滑或有不明显脉纹。花果期5-8月。
  产我国新疆。生林缘、草地、河谷、水渠边,海拔1000-2200米。东欧及苏联、蒙古也有分布。
  曾记载我国东北产有此种,我们未见标本记录,附志于此,留待考订。
形态特征:多年生草本。根粗壮,圆柱形。花茎直立或上升,高15—55厘米,被开展至伏生疏柔毛,有时脱落几无毛。基生叶为羽状5出复叶;连叶柄长5--20厘米,叶柄被开展或伏生疏柔毛,或脱落几无毛;小叶无柄或几无柄,小叶片倒卵长圆形,通常长1.5--7厘米,宽1--3厘米;顶端圆钝或急尖,基部楔形;边缘有多数急尖锯齿,两面绿色,被紧贴或微开展;疏柔毛,有时脱落几无毛,仅在下面沿脉被长柔毛;茎生叶下部5出,上部3出,小叶与基生叶相似;基生叶托叶膜质,褐色;被长柔毛或脱落几无毛;茎生叶托叶草质;全缘,顶端渐尖,外被长柔毛。花序为伞房状聚伞花序;多花;松散;花梗长1--2厘米;密被短柔毛;花直径1.2--1.5厘米;萼片长三角卵形,顶端急尖或渐尖,副萼片披针形或椭圆披钎形;顶端 急尖或渐尖,稍短于萼片,外被短柔毛及稀疏长柔毛;花瓣黄色,倒卵形,顺端微凹,比萼片 长1/2--1倍;花柱基部稍微扩大,柱头扩大。瘦果光滑或有不明显脉纹。花果期5--8 月。
产地分布:产我国新疆。生林缘、草地、河谷、水渠边,海拔1000--2200米。东欧及苏联、蒙古也 有分布。
本种提示:曾记载我国东北产有此种,我们未见标本记录,附志于此,留待考订。
参考文献:Potentilla ehrysantha Trev.Ind.Sem.Hort.Vratisl.5.1818;Wolf in Bibl.Bot.71:458.1908;Juzep.In Fl.URSS 10:181.p1.14.F.2.1941.——P.Chisontho Trev.Var.asiaHca Wolf in Bibl.Bot.71:462.1908;Ldb.Ic.Fl.Ross 4.T.338.1833.---P.asiaHca (Wolf)Juzep in Fl.URSS 10:182.1941.

《Flora of China》 Vol. 9 (2003)
Potentilla chrysantha  Treviranus
黄花委陵菜   huang hua wei ling cai
Potentilla asiatica (Th. Wolf) Juzepczuk; P. chrysantha var. asiatica Th. Wolf.
Herbs perennial. Roots robust, terete. Flowering stems erect or ascending, 15–55 cm tall, together with petioles spreading or appressed pilose or glabrescent. Radical leaves 5–20 cm including petiole; stipules brown, membranous, villous or glabrescent; leaf blade palmate with 2 pairs of leaflets; leaflets sessile or subsessile, green on both surfaces, obovate-oblong, usually 1.5–7 × 1–3 cm, both surfaces appressed or subspreading pilose, or abaxially sometimes villous on veins, base cuneate, margin acutely serrate, apex obtuse or acute; cauline leaves: stipules herbaceous, abaxially villous, margin entire, apex acuminate; lower leaf blades 3-foliolate, upper ones 5-foliolate; leaflets resembling those of radical leaves. Inflorescence corymbose-cymose, laxly many flowered. Flowers 1.2–1.5 cm in diam.; pedicel 1–2 cm, densely pubescent. Sepals long triangular-ovate, apex acute or acuminate; epicalyx segments lanceolate or elliptic-lanceolate, slightly shorter than sepals, abaxially pubescent and pilose, apex acute or acuminate. Petals obovate, 0.5–1 × as long as sepals, apex emarginate. Style slightly thickened at base; stigma dilated. Achenes smooth or obscurely rugose. Fl. and fr. May–Aug.
Forest margins, meadows, river valleys, ditch banks; 1000--2200 m. Xinjiang [Mongolia, Russia; E Europe].

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