Suddee, S., Paton, A., Parnell, J., Puudjaa, P., Keiwbang, W., & Rueangruea, S. (2019). Five new species of Platostoma (Lamiaceae) from North-Eastern Thailand. Thai Forest Bulletin (Botany), 47(2), 226–240. https://doi.org/10.20531/tfb.2019.47.2.13