Rafflesia Park where the flowers are numbered and monitored by the park rangers. "Rafflesia" are also remarkable for showing a large horizontal transfer of genes from their host plants. This is well known among bacteria, but not higher organisms. The name "corpse flower" applied to "Rafflesia" can be confusing because this common name also refers to the titan arum ("Amorphophallus titanum") of the family Araceae. Moreover, because "Amorphophallus" has the world's largest unbranched inflorescence, it is sometimes mistakenly credited as having the world's largest flower. Both "Rafflesia" and "Amorphophallus" are flowering plants, but they are only distantly related. "Rafflesia arnoldii" has
Rafflesia tuan-mudae flower are flies. All "Rafflesia" flowers emit a rotting meat stench attracting pollinators, although the smell of "R. tuan-mudae" is comparatively mild. However, they are no less effective at attracting these flies, upon whose back pollen is deposited. Male and female flowers can only be identified by fingering under the central disk for the anthers. However, visitors are encouraged not to touch or handle the buds in particular, as they are fragile and may die. In Sarawak, one of the easiest locations to see "R. tuan-mudae" is at Gunung Gading National Park, at the park headquarters or near Waterfall 7.