Drupes with one seed include plums and charries while many-seeded drupes include holly and elder fruits. 只含有一枚种子的核果有李和樱桃，而具多种子的有冬青和接骨木。
Drupes globose, dehiscent or indehiscent, sometimes loosely covered by slightly enlarged persistent calyx, often basally fleshy on one side. 核果球状，开裂或不裂，有时被稍扩大的宿存花萼稍覆盖，通常基部在一侧肉质。
