Endemic to Southeast Sulawesi, Sulawesi, Indonesia. Known from only two localities: Gunung Watuwila and Matarombeo (Fig. 1).
(Thomas, D.C., Bour, A. & Ardi, W.H., Begonia of the Matarombeo karst, Southeast Sulawesi, Indonesia, including two new species in Gardens' Bulletin Singapore 70(1): 163-176. 2018)