Indonesia; endemic to Sulawesi, so far only known from three localities (Gunung Mekongga, Mangkutana-Pendolo divide and Rantepao-Palopo divide).
(Ardi, W.H., Chikmawati, T., Witono, J.R. & Thomas, D.C. (2018). A synopsis of Begonia (Begoniaceae) of Southeastern Sulawesi including four new species. Phytotaxa 381.1: 027-050.)