Suddee, Somran, Nanthawan Suphuntee, and Sommanussa Saengrit. “Plectranthus Phulangkaensis (Lamiaceae) a New Species from Thailand”. Thai Forest Bulletin (Botany), no. 42 (December 3, 2014): 6–9. Accessed August 15, 2022. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24902.