The seeds are small and probably carried through the jungle on the hooves of pig or deer that might tread on the flower inadvertently and later, elsewhere, kick the bark of another trailing vine stem and so infect that with another Rafflesia.
A raflézia magvai aprók, valószínűleg a virágon átgázoló vaddisznók és szarvasok patái hordják szét az erdőben.