落葉灌木或喬木，臺灣原生，中國、印度、馬來西亞亦有分佈。具多數分枝，葉腋間具針刺。葉對生，長橢圓形、長橢圓卵形至長橢圓倒卵形。花單生或常為2~3枚著生於枝條先端；花瓣白色，於凋謝前轉為橘黃色。花期4~6月。漿果球形具稜，萼片宿存，成熟時呈黃色，內有種子多枚。

A deciduous shrub or tree in the genus Randia, native to Taiwan, and also distributed in China, India, and Malaysia. Much branched, with thorns between leaf axils. Leaves opposite, oblong or oblong oval to oblong obovate. Flowers solitary or usually 2 to 3 borne at branch apex; petals white and becoming orange before withering. Flowering from April to June. Berries spherical and ribbed, with persistent sepals. Berries yellow when mature, with many seeds.

喜溫暖潮濕環境，適合全日照或半遮蔭處。修剪時要注意枝條上的刺。繁殖可用播種、扦插法。

The plant likes full-sun or partial-shade, warm and humid environments. Be careful of the thorns when carrying over pruning. Propagated from seeds and cutting.

可作庭園景觀樹、綠籬等。木材色白或淡褐色，質地密緻堅硬，可製手杖等工藝品及小型用具等。未熟的果實具有毒性，先民偶爾會替代魚藤來毒魚使用。

A great garden landscape tree, green hedge, etc. The wood is white or light brown, dense and hard, suitably used to make crafts such as canes and small appliances. The unripe fruits are toxic, and used in the old time as a substitute of Derris trifoliata to poison fish.