Ang, Y.P., Tandang, D.N., Rubite, R.R. & Bustamante, R.A.A. (2020)

Begonia beijnenii (Begoniaceae, section Baryandra), a new species of Begonia from San Vicente, Palawan, the Philippines

. Phytotaxa 455 (3): 196–204. https://doi.org/10.11646/phytotaxa.455.3.2