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
Kepahiang Regency Kepahiang. The largest flower in the world, "Rafflesia arnoldii", has its natural habitat in Kepahiang and the Province of Bengkulu in south Sumatra. Its blossoḿs can be up to 1 meter in diameter and weigh up to 11 kg. Sporadic occurrence of this flower are reported from Aceh and parts of Malaysia. Furthermore, Kepahiang is also home to the Bangkai flower, a member of the genus "Amorphophallus". The flower is of different types such as the Bangkai raksasa, Suweg raksasa or titan arum ("Amorphophallus gigas"), more commonly known as Sumatra giant amorphophallus. "Amorphophallus titanum" can reach a height of up