Mattapha, Sawai, Somran Suddee, and Sukid Rueangruea. “Sophora Huamotensis, a New Species of Sophora (Fabaceae-Papilionoideae-Sophoreae) from Thailand”. Thai Forest Bulletin (Botany) 46, no. 1 (February 1, 2018): 4–9. Accessed January 29, 2022. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/%2F101755.