@JYOTIRADITYA PUJARI
Floral formula represents the structure of a flower by using numbers, letters and various symbols, presenting substantial information about the flower in a compact form. In the floral formula, Br stands for bracteate K stands for calyx , C for corolla, P for perianth, A for androecium and G for Gynoecium, for superior ovary and for inferior ovary,??for male,??for female, ? for bisexual plants, ⊕ for actinomorphic and for zygomorphic nature of flower. Floral formulae are one of the two ways of describing flower structure developed during the 19th century, the other being floral diagrams.
For example kindly go through the figure.
Floral formula ot Anagallis arvensjs. Polysymmetnc flower. The perianth consists of 5 free sepals and 5 joined petals, which are fused with androecium. Flower is bisexual, it contains 5 stamens, pistil is fused of five carpels, ovary is superior.