Krachai, Puntiwa, and Pimwadee Pornpongrungrueng. 2015. “Pollen Morphology of Combretaceae from Thailand and Its Taxonomic Significance”. Thai Forest Bulletin (Botany), no. 43 (December):4-14. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/44177.