Which among the following is not correct about flower?
AA flower has 4 whorls arranged successively i.e. calyx, corolla, androecium and gynoecium
BMembers of calyx and corolla are called as sepals and petals respectively
CIn polysepalous, the sepals are arranged in a free manner whereas in gamosepalous, the sepals are united
DTulip is an example of polypetalous