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相思子Abrus precatorius

时间:2018-08-13 20:33来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):相思子 学名( Scientific Name ): Abrus precatorius L. 英文名( English Common Name ): rosarypea 别名( Chinese Common Name ): 红豆、相思豆 异名( Synonym ): Glycine abrus L. Abrus maculatus Noronha Abrus s
中文名(Chinese Name):相思子
学名(Scientific Name):Abrus precatorius L.
英文名(English Common Name):rosarypea
别名(Chinese Common Name):红豆、相思豆
异名(Synonym):Glycine abrus L.  Abrus maculatus Noronha  Abrus squamulosus E.Mey.  Abrus tunguensis Lima  Abrus pauciflorus Desv.  Abrus minor Desv.
科属(Family & Genus):蝶形花科相思子属
形态特征(Description):藤本。茎细弱,多分枝,被锈疏白色糙伏毛。羽状复叶;小叶8-13对,膜质,对生,近长圆形,长1-2厘米,宽0.4-0.8厘米,先端截形,具小尖头,基部近圆形,上面无毛,下面被稀疏白色糙伏毛;小叶柄短。总状花序腋生,长3-8厘米;花序轴粗短;花小,密集成头状;花萼钟状,萼齿4浅裂,被白色糙毛;花冠紫色,旗瓣柄三角形,翼瓣与龙骨瓣较窄狭;雄蕊9;子房被毛。荚果长圆形,果瓣革质,长2-3.5厘米,宽0.5-1.5厘米,成熟时开裂,有种子2-6粒;种子椭圆形,平滑具光泽,上部约三分之二为鲜红色,下部三分之一为黑色。花期3-6月,果期9-10月。
分布(Distribution):产台湾、广东、广西、云南。生于山地疏林中。广布于热带地区。
用途(Use):种子质坚,色泽华美,可做装饰品,但有剧毒,外用治皮肤病;根、藤入药,可清热解毒和利尿。
引自植物志英文版:FOC Vol. 10 Page 194
Abrus precatorius Linnaeus, Syst. Nat., ed. 12. 2: 472. 1767.
相思子 xiang si zi | Fabaceae  | Abrus
Glycine abrus Linnaeus, Sp. Pl. 2: 753. 1753.
Lianas. Stem slender, much branched, sparsely white stri­gose. Leaves paripinnate; leaflets 8-13-paired, opposite; petio­lule short; blades suboblong, 1-2 × 0.4-0.8 cm, membranous, sparsely white strigose abaxially, glabrous adaxially, rounded at base, truncate and with mucro at apex. Racemes axillary, 3-8 cm. Flowers small, dense. Calyx campanulate, 4-toothed, white strigose. Corolla purple; standard with triangular claw; wings and keels narrower. Stamens 9. Ovary hairy. Legumes oblong, 2-3.5 × 0.5-1.5 cm, leathery, dehiscent, with 2-6 seeds. Seeds lustrous, black in lower part, red in upper part, subglo­bose. Fl. Mar-Jun, fr. Sep-Oct.
Hill forests. Guangdong, Guangxi, Taiwan, Yunnan [widespread in the tropics].
The hard and very colorful seeds are often used in necklaces. They are dangerously toxic if ingested when the seed coat is not intact (e.g., if drilled for a necklace).






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