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 leonardi Rafflesia leonardi Rafflesia leonardi is a parasitic plant species of the genus "Rafflesia". It is endemic to the Philippines. "R. leonardi" is the fourth "Rafflesia" species found in Luzon and the eighth from the Philippines. It is called "ngaratngat" by the local Agta tribesmen. The species was discovered in May 2008 by Cagayan Valley Partners in People Development (Cavapped), a multi-sectoral group of environmental scientists at remote sitio Kinapawan in the coastal town of Lal-Lo, Cagayan. "Rafflesia leonardi" was named by Julie Barcelona and colleagues after Filipino botanist Dr. Leonardo Co of Conservation International. See this citation for a review