厚叶素馨 Jasminum pentaneurum

中文名(Chinese Name):厚叶素馨
学名(Scientific Name):Jasminum pentaneurum Hand.-Mazz.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):木犀科(Oleaceae)素馨属
形态特征(Description):攀援灌木,高1-9米。小枝黄褐色,圆柱形或扁平而成钝角形,节处稍压扁,枝中空,径2-2.5毫米,当年生枝被短柔毛或光滑。叶对生,单叶,叶片革质,干时呈黄褐色或褐色,宽卵形、卵形或椭圆形,有时几近圆形,稀披针形,长4-10厘米,宽1.5-6.5厘米,先端渐尖或尾状渐尖,基部圆形或宽楔形,稀心形,叶缘反卷,两面无毛,具网状乳突,常具褐色腺点,基出脉5条,最外一对常不明显或缺而成三出脉;叶柄长0.5-1.8厘米,扭转,下部具关节。聚伞花序密集似头状,顶生或腋生,有花多朵;花序梗长1-5毫米,具节;花序、基部有1-2对小叶状苞片,长1-2厘米,宽0.5-1.1厘米,近无柄,其余苞片呈线形;花梗长1-5毫米,果时增粗,被短柔毛;花芳香;花萼无毛或被短柔毛,裂片6-7枚,线形,长0.5-1.4厘米;花冠白色,花冠管长2-3厘米,径1.5-2毫米,裂片6-9枚,披针形或长圆形,长1-2厘米,宽2-6毫米,先端圆钝或渐尖;花柱异长。果球形、椭圆形或肾形,长0.9-1.8厘米,径6-10毫米,呈黑色。花期8月至翌年2月,果期2-5月。
分布(Distribution):产广东、海南、广西,生海拔900米以下的山谷、灌丛或混交林中。越南也有分布。
用途(Use):植株药用可治口腔炎。
引自中国植物志英文版:FOC Vol. 15 Page 316
Jasminum pentaneurum Handel-Mazzetti, Anz. Akad. Wiss. Wien, Math.-Naturwiss. Kl. 59: 11. 1932.
厚叶素馨 hou ye su xin| Oleaceae  | Jasminum
Shrubs scandent, 1-9 m. Branchlets terete or blunt angular, hollow, pubescent or glabrous. Leaves opposite, simple; petiole 0.5-1.8 cm, articulate at basal part, twisted; leaf blade broadly ovate to elliptic or suborbicular, rarely lanceolate, 4-10 × 1.5-6.5 cm, leathery, glabrous, 3- or 5-veined from base, base rounded or broadly cuneate, rarely cordate, apex acuminate or caudate-acuminate. Cymes congested in heads, terminal or axillary, many flowered; bracts at base of inflorescences leafy, 1-2 cm. Flowers heterostylous. Pedicel 1-5 mm, thickened in fruit, pubescent. Calyx lobes 6-7, linear, 5-8(-14) mm. Corolla white; tube 2-3 cm; lobes 6-9, lanceolate or oblong, 1-2 cm. Berry black, globose, ellipsoid, or reniform, 0.9-1.8 cm × 6-10 mm. Fl. Aug-Feb, fr. Feb-May of following year. 2n = 26*.
Valleys, thickets, mixed forests; below 900 m. Guangdong, Guangxi, Hainan [Vietnam]
厚叶素馨 Jasminum pentaneurum

厚叶素馨 Jasminum pentaneurum(责任编辑:徐晔春)

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