Rafflesia tuan-mudae is a member of the Rafflesiaceae family. It lives as a parasite within the Tetrastigma vines. The enormous flowers may reach over 1 m in diameter. The buds normally emerge where the vine is growing along the ground, unlike some of the other Rafflesia species whose buds can emerge from vines hanging in the air.

Rafflesia, or stinking corpse lily, is a genus of parasitic flowering plants in the family Rafflesiaceae. The species have enormous flowers, the buds rising from the ground or directly from the lower stems of their host plants; one species has the largest flower in the world. Plants of the World Online lists up to 41 species from this genus, all of them are found throughout Southeast Asia.