Esser, H. J., and K. Chayamarit. “Two New Species and a New Name in Thai Croton (Euphorbiaceae)”. Thai Forest Bulletin (Botany), no. 29, Dec. 2014, pp. 51-57, https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24889.