Sisakhon, K., Chayamarit, K., Wongkantrakorn, N., Middleton, D., Kiewbang, W., Salee, W. and Vajrodaya, S. (2021) “The genus Phyllocyclus (Gentianaceae) in Thailand”, Thai Forest Bulletin (Botany), 49(2), pp. 173–177. doi: 10.20531/tfb.2021.49.2.03.