Staples, George W., Natthaphong Chitchak, Phongsakorn Kochaiphat, Chakkrapong Rattamanee, Pantamith Rattanakrajang, and Paweena Traiperm. “onvolvulaceae in the lora of hailand: ddenda, orrigenda and mendanda, ”. Thai Forest Bulletin (Botany) 49, no. 1 (May 5, 2021): 88-101. ccessed December 8, 2021. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/248624.