The correct option is D ⌢PA
Floral formula is description of the flower and its parts using alphabets, numbers and some symbols.
Every whorl in the flower is represented by the first letter except in calyx. K stands for calyx, C for corolla, P for perianth, A for androecium and G for gynoecium.
Epiphyllous condition is when the stamens are attached to the perianth. Androecium, the male reproductive whorl, is made up of units called stamens.
The perianth is a whorl where the petals and sepals are not differentiated and each unit is called a tepal. This is a characteristic of monocots.
Epiphyllous condition is when the stamens are attached to the tepals or the perianth.
Epipetalous is when the stamens are attached to the petals.