学名(拉丁名) | Potentilla acaulis |
中文名 | 星毛委陵菜 |
命名人 | L. |
中文科名 | 蔷薇科 |
拉丁属名 | Potentilla |
类型 | species |
拉丁科名 | Rosaceae |
中文属名 | 委陵菜属 |
学名(拉丁名) | Potentilla acaulis |
命名人 | L. |
发表年份 | 1753(年) |
拉丁属名 | Potentilla |
类型 | species |
拉丁科名 | Rosaceae |
学名(拉丁名) | Potentilla acaulis |
中文名 | 星毛委陵菜 |
拉丁属名 | Potentilla |
类型 | species |
拉丁科名 | Rosaceae |
学名(拉丁名) | Potentilla acaulis |
中文名 | 星毛委陵菜 |
中文科名 | 蔷薇科 |
拉丁属名 | Potentilla |
类型 | species |
拉丁科名 | Rosaceae |
中文属名 | 委陵菜属 |
学名(拉丁名) | Potentilla acaulis |
发表年份 | 1753(年) |
拉丁属名 | Potentilla |
类型 | species |
拉丁科名 | Rosaceae |
Potentilla subacaulis Linnaeus.
Herbs perennial, grayish green. Roots terete, much branched. Flowering stems tufted, 2–15 cm tall, together with petioles densely stellate hairy and spreading hirtellous. Radical leaves 15–70 cm including petiole; stipules tinged brown, membranous, stellate hairy and spreading hirtellous; leaf blade 3-foliolate; leaflets usually shortly petiolulate or subsessile, grayish green on both surfaces, obovate-elliptic or rhombic-obovate, 0.8–3 × 0.4–1.5 cm, both surfaces densely stellate hairy and spreading hirtellous, abaxially more densely so on veins, base cuneate, margin obtusely 4–6-serrate on each side, apex obtuse; cauline leaves 1–3; stipules grayish green, linear or linear-lanceolate, herbaceous, abaxially stellate hairy; petiole very short; leaflets resembling those of radical leaves. Inflorescence terminal, cymose, 1–5-flowered. Flowers ca. 1.5 cm in diam.; pedicel 1–2 cm, densely stellate hairy and pilose. Sepals triangular-ovate, apex acute; epicalyx segments elliptic, abaxially densely stellate hairy and pilose, apex obtuse, rarely 2-fid. Petals yellow, obovate, about 2 × as long as sepals, apex emarginate or obtuse. Style subterminal, base papillate; stigma slightly dilated. Achenes subreniform, ca. 1 mm in diam., inconspicuously rugose. Fl. and fr. Apr–Aug.
Meadows on mountain slopes, loess slopes, gravelly slopes; 600--3000 m. Gansu, Hebei, Heilongjiang, Nei Mongol, Qinghai, Shaanxi, Shanxi, Xinjiang [Mongolia, Russia].
77.星毛委陵菜(东北植物检索表)无茎萎陵菜(东北草本植物志)图版50:4-6
Potentilla acaulis L. Sp. Pl. 500. 1753; Juzep. in Fl. URSS 10: 210. 1914: 东北植物检索表152,图版46.图7, 1959;东北草本植物志5:13,图版4. 图4-7. 1976. ——P. subacaulis L. Syst. Nat. ed. 10. 1065. 1758. ——P. cirerea Chix var. trifoliata auct. non Koch: Ldb. Fl. Ross. 2: 54. 1844. p. p. Lehnl. Revis. Patent. 114. 1856; Maxim. Prim: Fl. Amur. 96. 1859.
多年生草本,高2-15厘米,植株灰绿色。根圆柱形,多分枝。花茎丛生,密被星状毛及开展微硬毛。基生叶掌状3出复叶,连叶柄长I.5-7厘米,叶柄密被星状毛及开展微硬毛,小叶常有短柄或几无柄;小叶片倒卵椭圆形或菱状倒卵形,长0.8-3厘米,宽0.4-1.5厘米,顶端圆钝,基部楔形,每边有4-6个圆钝锯齿,两面灰绿色,密被星状毛及开展微硬毛,下面沿脉较密;茎生叶1-3,小叶与基生小叶相似;基生叶托叶膜质,淡褐色,被星状毛及开展微硬毛,茎生叶托叶草质,灰绿色,带形或带状披针形,外被星状毛。顶生花1-2或2-5朵成聚伞花序,花梗长1-2厘米,密被星状毛及疏柔毛;花直径1.5厘米;萼片三角卵形,顶端急尖,副萼片椭圆形,顶端圆钝稀2裂,外面密被星状毛及疏柔毛;花瓣黄色、倒卵形,顶端微凹或圆钝,比萼片长约1一倍;花柱近顶生,基部有乳头,柱头稍微扩大。瘦果近肾形,直径约1毫米,有不明显脉纹。花果期4-8月。
产黑龙江、内蒙古、河北、山西、陕西、甘肃、青海、新疆。生山坡草地、砂原草滩、黄土坡、多砾石瘠薄山坡,海拔580-3000米。苏联、蒙古也有分布。