Scissa indicates time past (days); ordinate shows the percentages of nutlets remaining on water surface. A.Mosla hangchouensis; b.M. Cavaleriei; c.Elsholtzia ciliata.

• 横轴表示时间(天数),纵轴表示残留在水面上的小坚果数量占全部供试小坚果的百分数。