Rafflesia, genus which contains the species Rafflesia arnoldii, the largest single flower in the world
A species of Rafflesia, the world's largest flower, can also be found here.
A few species of Rafflesia are found in the Philippines, one of them being Rafflesia philippensis.
The Pokémon Vileplume, of the Pokémon game franchise was created based on the rafflesia arnoldii