Suksathan, Piyakaset, and John A.N. Parnell. 1. “Three New Species and Two New Records of Utricularia L. (Lentibulariaceae) from Northern Thailand”. Thai Forest Bulletin (Botany), no. 38 (1), 23-32. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24339.