D. J. Ancheta, 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, pp. 189–194, Sep. 2023.