MIDDLETON, D. J. An update on the Apocynaceae in Thailand. Thai Forest Bulletin (Botany), [S. l.], n. 37, p. 143–155, 2014. Disponível em: https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24367. Acesso em: 9 aug. 2022.