柑果 Hesperidium
由多個心皮的子房發育而來，外果皮與中果皮形成果壁，內果皮瓣狀，內側表皮向內突出的汁細胞形成楔形汁囊，如︰橙和檸檬。
Hesperidium is composed of several carpels with the exocarp and mesocarp as a hard rind and the petal-like endocarp composed of juice vesicles, in which the juice cells are outgrowths of the endocarp, such as orange, lemon.
