Van Welzen, P. C., and K. Pruesapan. “Four New Species of Breynia (Phyllanthaceae / Euphorbiaceae Sensu Lato) and One New Combination from Thailand and Malaysia”. Thai Forest Bulletin (Botany), no. 38, 1, pp. 111-9, https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24392.