Chaipanich, Vinan Vince, Phenphichar Wanachantararak, and Sasitorn Hasin. 2020. “Floral morphology and Potential Pollinator of Vanilla siamensis Rolfe ex Downie (Orchidaceae: Vanilloideae) in Thailand”. The Thailand Natural History Museum Journal 14 (1):1-14. https://li05.tci-thaijo.org/index.php/thnhmj/article/view/1859.