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川滇委陵菜Potentilla fallens Card.

川滇委陵菜Potentilla fallens Card.

别名:丽江人参果;

科名:蔷薇科 Rosaceae

属名:委陵菜属 Potentilla

《中国植物志》第37卷261页
  13.川滇委陵菜 图版39: 1-2
  Potentilla fallens Card. in Lecomte, Not. Syst. 3:232. 1914; H. R. Fletcher in Not. Roy. Bot. Gard, Edinb. 20: 210. 1950. -P. rockiana Melch. in Notizb. Bot. Gart. Mus. Berl. 11: 795. 1933. ——p. pedurcularis D. Don var. obscura auct. non Hook. f. : Diels inNot. Roy. Bot. Gard. Edinb. 7: 131. 1912.
  多年生草本。根粗大,圆柱形,稍木质化。花茎直立或上升,高10-35厘米,密被黄色短柔毛及长柔毛。基生叶为间断羽状复叶,稀为不间断羽状复叶,有小叶8-15对,连叶柄长8-20厘米,叶柄密被短柔毛及长柔毛;小叶片无柄或顶生小叶片有短柄,椭圆形或卵椭圆形,长1-2厘米,宽0.8-1.5厘米,顶端圆钝或几圆形,基部圆形或截圆形,边缘有多数急尖或微钝锯齿,上面暗绿色,伏生微硬短柔毛,下面绿色,密被短柔毛,沿脉被绢状长柔毛;茎生叶2-3,与基生叶相似,唯小叶对数向上逐渐减少;基生叶托叶膜质,褐色,外被微硬长柔毛;茎生叶托叶草质,绿色,边缘有多数急尖或微钝锯齿。聚伞花序在花茎顶端呈假伞状排列,花梗密被长柔毛和腺毛,长1.5-3厘米;花直径1.3-1.5厘米;萼片三角长卵形,顶端急尖,外被长柔毛和腺毛,副萼片椭圆形,顶端圆钝,全缘或有2-3浅齿,与萼片近等长,外被柔毛和腺毛;花瓣黄色,倒卵形,顶端微凹;花柱侧生,基部细,中部粗,柱头微扩大;子房无毛。成熟瘦果暗褐色,微具皱纹。花果期5-8月。
  产四川、云南。生山坡草地及林中,海拔2800-3900米。
  本种与多叶委陵菜P. polyphylla Wall.的异点,在于其聚伞花序集生枝顶如假伞形,副萼片通常比萼片窄细,顶端不裂或有2-3浅齿,而多叶委陵菜的花序松散成伞房状,副萼片比萼片宽短,顶端常有2-5齿,易于区别。
形态特征:多年生草本。根粗大,圆柱形,稍木质化。花茎直立或上升:,声10一3;厘米,密被黄色短柔毛及长柔毛。基生叶为间断羽状复叶,稀为不间断羽状复叶,有小叶8—15对,连叶柄长8—20厘米,叶柄密被短柔毛及长柔毛;小叶片无柄或顶生小叶片有短柄,椭圆形或卵椭圆形,长1—2厘米,宽0.8—1.5厘米,顶端圆钝或几圆形,基部圆形或截圆形,边缘有多数急尖或微钝锯齿,上面暗绿色,伏生微硬短柔毛,下面绿色,密被短柔毛,沿脉被绢状长柔毛;茎生叶2—3.与基生叶相似,唯小叶对数向上逐渐减少;基生叶托叶膜质,褐色,外被微硬长柔毛;茎生叶托叶草质,绿色,边缘有多数急尖或微钝锯齿。聚伞花序在花茎顶端呈假伞状排列,花梗密被长柔毛和腺毛,长1.5—3厘米;花直径1.3—1.5厘米;萼片三角长卵形,顶端急尖,外被长柔毛和腺毛,副萼片椭圆形,顶端圆钝,全缘或有2—3浅齿,与萼片近等长,外被柔毛和腺毛;花瓣黄色,倒卵形,顶端微凹;花柱侧生,基部细,中部粗,柱头微扩大;子房无毛。成熟瘦果暗褐色,微具皱纹。 花果期5—8月。
产地分布:产四川、云南。生山坡草地及林中,海拔2800—3900米。
本种提示:本种与多叶委陵菜P.Polyphylla Wall.的异点,在于其聚伞花序集生枝顶如假伞形,. 副萼片通常比萼片窄细,顶端不裂或有2—3浅齿,而多叶委陵菜的花序松散成伞房状,副 萼片比萼片宽短,顶端常有2—5齿,易于区别。
参考文献:Potentfila fallens Car?In Lecomt? No?Sys?S23R191ThrFletcher in No?Ro?Bo?Gar?Edin?2P21P195P?—pRockiana?匎?? "Melch,·lnNotizb.Bot;Gart.Mus.Bed.11:795.1933.——P.Pedurcularis D.Don var.Obscura auct.Non Hook.F.:Diels hNot.Roy Bot.Gard.Edinb.7:13:·1912. ·

《Flora of China》 Vol. 9 (2003)
Potentilla fallens  Cardot
川滇委陵菜   chuan dian wei ling cai
Potentilla rockiana Melchior.
Herbs perennial. Flowering stems 5–35 cm tall, densely yellow pubescent and yellow villous. Radical leaves 4–20 cm including petiole; auricles of stipules free, apex acute; petiole densely pubescent and villous; leaf blade interrupted pinnate, rarely non-interrupted, with 8–15 pairs of leaflets; leaflets elliptic or obovate, 0.8–1.7 × 0.5–1.2 cm, abaxially densely pubescent, sericeous on veins, margin subobtusely or acutely serrate; cauline leaves 2 or 3; auricles of stipules herbaceous; leaf blade resembling radical ones but pairs of leaflets fewer higher up stem. Inflorescence cymose. Flowers 1–1.8 cm in diam.; pedicel densely villous and glandular hairy. Sepals abaxially villous and glandular hairy; epicalyx segments shorter than sepals, margin entire or shallowly 2- or 3-serrate. Petals yellow, broadly obovate, apex rounded or emarginate. Style lateral, nearly 2 × as long as ovary; stigma slightly dilated. Achenes slightly rugose. Fl. and fr. May–Aug. 2n = 28*.
Forests, grassy mountain slopes; 2800--3900 m. Sichuan, Yunnan.

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