Begonia hispidissima Zipp. ex Koord. in Meded. Lands Plantentuin 19: 485. 1898
- Isolectotype: Indonesia, Sulawesi: Sulawesi: Minahassa, alt. 1250 m, 10 Apr 1895, Koorders, S.H. 16241B (B)
- Isolectotype: Indonesia, Sulawesi: Sulawesi: Minahassa, alt. 1250 m, 10 Apr 1895, Koorders, S.H. 16241B (BO)
- Lectotype: Indonesia, Sulawesi: Sulawesi: Minahassa, alt. 1250 m, 10 Apr 1895, Koorders, S.H. 16241B (K)
- Isolectotype: Indonesia, Sulawesi: Sulawesi: Minahassa, alt. 1250 m, 10 Apr 1895, Koorders, S.H. 16241B (L)