Mattapha, S., Suddee, S., Tetsana, N., Thananthaisong, T. . and Kaewmuan, A. (2022) “Millettia sirindhorniana and M. tomentosa, two new species of Millettia (Fabaceae: Millettieae) for Thailand”, Thai Forest Bulletin (Botany), 50(2), pp. 89–99. doi: 10.20531/tfb.2022.50.2.09.