Nguyen, C. H., H. V. Bui, A. T. Le, D. V. Pham, and C. W. Lin. “Five New Species of Begonia (Begoniaceae) from Vietnam”. Phytotaxa, vol. 698, no. 2, Apr. 2025, pp. 82-100, doi:10.11646/phytotaxa.698.2.2.