Byrne, C., Parnell, J.A.N. and Chayamarit, K. 2018. Systematics of the Thai Calophyllaceae and Hypericaceae with comments on the Kielmeyeroidae (Clusiaceae). Thai Forest Bulletin (Botany). 46, 2 (Dec. 2018), 162–216. DOI:https://doi.org/10.20531/tfb.2018.46.2.08.