Philosopher's Flower

Philosopher's Flower is a flower which Momo uses for making the principal give up following Rito and Yuki. Its origin of planet is not defined and it is the opposing one to the Adrin Flower. It is a flower that tranquillises the one who smells its pollen. It looks an ordinary flower and its petals are blue-coloured and hairs are yellow-coloured. It debuted in the chapter 4 of To Love-Ru Darkness and in the episode 3 of To Love-Ru Darkness. Momo uses it for calming down the principal, who was under the effects of the Adrin Flower, once seemed in which Rito and Yui was directed to Rito's home.