Peng, C.-I., Rubite, R.R. & Lin, C.-W. (2017)

Begonia polyclada (sect. Petermannia, Begoniaceae), a gracile new species from Luzon, Philippines

. Phytotaxa 296 (1): 93–97. https://doi.org/10.11646/phytotaxa.296.1.8