尚未开放或含苞待放的花
Flowers that have not yet bloomed or are about to bloom

植物界生殖器官进化中出现的进化水平最高、构造最为复杂的生殖器官。是被子植物特有的生殖器官。一朵完整的花包括花梗、花托、花被(花萼和花冠)、雄蕊群和雌蕊群五部分
The reproductive organ that has reached the highest level of evolution and has the most complex structure in the evolution of the plant kingdom. It is a reproductive organ unique to flowering plants. A complete flower includes five parts: the pedicel, the receptacle, the perianth (calyx and corolla), the stamen group, and the pistil group.