Ancheta, D. J., O. A. Amparado, W.-B. Yu, and M. A. K. Naive. “Lectotypification and New Data on the Distribution of Begonia Anisoptera (Begoniaceae, Section Baryandra), A Species Endemic to the Zamboanga Peninsula”. Phytotaxa, vol. 616, no. 2, Sept. 2023, pp. 189-94, doi:10.11646/phytotaxa.616.2.9.