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