Ardi, W.H., Girmansyah, D., Lin, C.-W. and Hughes, M. 2019.

Two new species of Begonia (Begoniaceae) from Borneo

. Phytotaxa. 407, 1 (Jun. 2019), 22–28. DOI:https://doi.org/10.11646/phytotaxa.407.1.4.