Rejang land at Bengkulu province, not only famous with Rafflesia Arnoldi, but have one species name as Rafflesia Bengkuluensis that discover by Agus Susatya Ph.D (Susatya, A., W. Arianto (LIPI) 2006), ecologist, of Department of Forestry University of Bengkulu, after long research on Rafflesia in Bengkulu, and helping by taxonom Prof. K. Mat Saleh from UKM Malaysia.
One of different is in the size. Rafflesia Bengkuluensis is smaller, and Rafflesia arnoldi more bigger. The image below taken at Rejang Land, Bengkulu Province where the Rafflesia Bengkuluensis exist in Nature (Januari 2009).
A Japanese with Rafflesia Bengkuluensis at left and Rafflesia Arnoldi at right site, near main Bengkulu - Kepahiang road, Bengkulu Province.