Sutthisaksopon, P., P. Chantaranothai, and D. A. Simpson. “Two New Records in the Linderniaceae for Thailand”. Thai Forest Bulletin (Botany), no. 42, Dec. 2014, pp. 10-15, https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24903.