多花素馨Jasminum polyanthum

中文名(Chinese Name):多花素馨
学名(Scientific Name):Jasminum polyanthum Franch.
英文名(English Common Name):
别名(Chinese Common Name): Jasminum blinii H. Lév.  Jasminum delafieldii H. Lév.  Jasminum excellens King & Prain
异名(Synonym):
科属(Family & Genus):木犀科(Oleaceae)素馨属
形态特征(Description):缠绕木质藤本,高1-10米。小枝圆柱形或具棱,无毛。叶对生,羽状深裂或为羽状复叶,有小叶5-7枚;叶柄长0.4-2厘米;叶片纸质或薄革质,两面无毛或下面脉腋间具黄色簇毛;顶生小叶片通常明显大于侧生小叶片,披针形或卵形,长(1.5-)2.5-9.5厘米,宽(0.6-)1-3.5厘米,先端锐尖至尾状渐尖,基部楔形或圆形,小叶柄长0-2厘米,侧生小叶片卵形或长卵形,长(1-)1.5-8.5厘米,宽(0.5-)1-2.7厘米,先端钝或锐尖,基部圆形、宽楔形或微心形,无柄或具短柄;小叶片具明显基出脉3条。总状花序或圆锥花序顶生或腋生,有花5-50朵;苞片锥形,长1-6毫米;花梗长0.5-2.5厘米;花极芳香;花萼无毛或被微柔毛,萼管长1-2毫米,裂片5枚,钝三角形、尖三角形或锥状线形,长不超过2毫米,约与萼管等长;花冠花蕾时外面呈红色,开放后变白,内面白色,花冠管细长,长1.3-2.5厘米,裂片5枚,长圆形或狭卵形,长0.9-1.5厘米,宽3-8毫米,先端圆,具短尖头,花柱异长。果近球形,径0.6-1.1厘米,黑色。花期2-8月,果期11月。
分布(Distribution):产于四川、贵州、云南。生山谷、灌丛、疏林,海拔1 400-3 000米。模式标本采自云南鹤庆大坪子。
用途(Use):花可提取芳香油;亦常栽培供观赏。
引自中国植物志英文版FOC Vol. 15 Page 313      
Jasminum polyanthum Franchet, Rev. Hort. 1891: 270. 1891.
多花素馨 duo hua su xin | Oleaceae  | Jasminum
Jasminum blinii H. Léveillé; J. delafieldii H. Léveillé.
Vines woody, twining, 1-10 m. Branchlets terete or angular, glabrous. Leaves opposite, pinnatipartite or pinnately compound; petiole 0.4-2 cm; leaflets 5-7; leaflet blade papery or thin leathery, glabrous or with tufts of hairs in vein axils abaxially; terminal leaflet with petiolule 0-2 cm, lanceolate or ovate, (1.5-)2.5-9.5 × (0.6-)1-3.5 cm, base cuneate or rounded, apex acute to caudate-acuminate; lateral ones sessile or short petiolulate, ovate, (1-)1.5-8.5 × (0.5-)1-2.7 cm, base rounded or subcordate, apex obtuse or acute. Racemes or panicles terminal or axillary, 5-50-flowered; bracts subulate, 1-6 mm. Flowers heterostylous. Pedicel 0.5-2.5 cm. Calyx glabrous or puberulent; tube 1-2 mm; lobes 5, deltate or subulate-linear, less than 2 mm. Corolla white, red outside and in bud; tube 1.3-2.5 cm; lobes 5, oblong or narrowly ovate, 0.9-1.5 cm. Berry black, subglobose, 6-11 mm in diam. Fl. Feb-Aug, fr. Nov.
* Valleys, thickets, woods; 1400-3000 m. Guizhou, Sichuan, Yunnan
Cultivated for aromatic oil and as an ornamental.
多花素馨Jasminum polyanthum

多花素馨Jasminum polyanthum

多花素馨Jasminum polyanthum(责任编辑:徐晔春)

顶一下[2]

踩一下[0]