Sepal One of the structures situated immediately below the petals of a flower.
Sepal One of the structures situated immediately below the petals of a flower.
萼片：一朵花中位置紧接在花瓣下方的结构。
Sepal One of the structures situated immediately below the petals of a flower.
萼片：一朵花中位置紧接在花瓣下方的结构。