合柱金莲木 Sauvagesia rhodoleuca

中文名(Chinese Name):合柱金莲木
学名(Scientific Name):Sauvagesia rhodoleuca (Diels) M. C. E. Amaral
英文名(English Common Name):
别名(Chinese Common Name):辛木
异名(Synonym):Sinia rhodoleuca Diels
科属(Family & Genus):金莲木科(Ochnaceae)合柱金莲木属
形态特征(Description):直立小灌木,高约1米;茎常单生或近顶部分叉,暗紫色,光滑。叶薄纸质,狭披针形或狭椭圆形,长7-15厘米,宽1.5-3厘米,两端渐尖,边缘有密而不相等的腺状锯齿,两面光亮无毛,中脉两面隆起,侧脉多数,近平行,小脉明显;叶柄长3-5毫米,腹面有槽。圆锥花序较狭,长6-10厘米,花少数,具细长柄;萼片卵形或披针形,长3-4毫米,浅绿色;花瓣椭圆形,长4.5-6.5毫米,白色,微内拱;退化雄蕊宿存,白色,外轮的腺体状,基部连合成短管,中轮和内轮的长圆形,中轮的较大,顶端截平而有数小齿,内轮的略小,顶端微尖而具3齿裂;雄蕊长2.5-3.5毫米,花丝短,花药箭头形,2室;子房卵形,长约2毫米,花柱圆柱形,柱头小,不明显。蒴果卵球形,长和宽约5毫米,熟时3瓣裂;种子椭圆形,长约1.7毫米,种皮暗红色,有多数小圆凹点。花期4-5月,果期6-7月。
分布(Distribution):产广西和广东,生于海拔1000米山谷水旁密林中
用途(Use):
引自中国植物志英文版:FOC Vol. 12 Page 361, 362
Sauvagesia Linnaeus, Sp. Pl. 1: 203. 1753.
合柱金莲木属 he zhu jin lian mu shu | Ochnaceae
Sinia Diels.
Shrubs, rarely small trees or herbs, glabrous. Stipules 2, lacerate; leaf blade simple, margin frequently glandular serrate. Inflorescences terminal or axillary, rarely 1-2-flowered. Sepals (4 or)5, margins sometimes with glandular hairs. Petals (4 or)5, contorted. Stamens 5, persistent; anthers longitudinally dehiscent or more rarely poricidal; staminodes in 1-3 whorls, spatulate to petaloid, sometimes fused in a tube. Ovary entire, (2 or)3-carpellate, 1-locular; ovules many, on parietal to basal placentas; style inserted at apex of ovary, persistent; stigma punctiform. Fruit a septicidal capsule with many small, alveolate seeds. Endosperm copious; embryo straight.
About 35 species: Neotropics, one species endemic in Africa, two species endemic in Malaysia; one species (endemic) in China.
合柱金莲木 Sauvagesia rhodoleuca(责任编辑:徐晔春)

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