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2. Rivina Linnaeus, Sp. Pl. 1: 121. 1753.
数珠珊瑚属 shu zhu shan hu shu
Herbs or subshrubs. Stems erect, dichotomous, angulate, glabrous or pubescent. Leaves long petiolate; leaf blade ovate, base rounded or attenuate, apex acuminate. Racemes terminal or axillary, erect or curved, slender. Flowers bisexual, small. Tepals 4, persistent. Stamens 4. Ovary superior, ovoid, 1-carpelled, 1-loculed. Style shorter than ovary, slightly curved; stigma capitate. Berry red or orange.
One species: tropical and subtropical America; introduced in tropical regions elsewhere.
Lower Taxon
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