Opening or blooming of the floral bud in the form of a flower is called
Opening or blooming of the floral bud in the form of a flower is called Anthesis.
Heterostyly is difference in between the length of the filaments of stamens and length of style in flowers of some plants.
Dichogamy is the different time of maturation of male and female reproductive structure.
Dicliny is also referred to as unisexuality.