Rafflesia arnoldii which then pollinate the rare plant. It is not to be confused with the titan arum, "Amorphophallus titanum", which is also commonly referred to as the "corpse flower" because of its repulsive odor. "Rafflesia arnoldii" is rare and fairly hard to locate. It is especially difficult to locate the flower in forests, as the buds take many months to develop and the flower lasts for just a few days. The flowers are unisexual and thus proximity of male and female flowers is vital for successful pollination. These factors make successful pollination a rare event. When "Rafflesia" is ready to reproduce,
Rafflesia combination of three features of Philippine Rafflesia, namely: the shape and size of the conical process in Rafflesia schadenbergiana, the floral size and sparsely distributed perigone warts of R. speciosa, and the overall resemblance, floral size, faint scent, diaphragm and ramenta morphology of R. mira. Fourth, is Rafflesia verrucosa which is found only in Mount Kampalili in Davao Oriental Province. Research published in the journal "Molecular Biology and Evolution" revealed that one Philippine Rafflesia species from the island of Luzon, "Rafflesia lagascae" (formerly described as "R. manillana") has lost the genome of its chloroplast and it is speculated that the