Ngernsaengsaruay, Chatchai, Pakorn Tippayasri, and Somran Suddee. “Pholidota Rubra Lindl. (Orchidaceae), a New Record for Thailand”. Thai Forest Bulletin (Botany), no. 42 (December 3, 2014): 91–95. Accessed December 8, 2022. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24929.