JANA, B. K.; MUKHERJEE, S. K. Cypselar anatomy of five species of the tribe Calenduleae, family Asteraceae. Journal of Bangladesh Academy of Sciences, [S. l.], v. 39, n. 1, p. 65–71, 2015. DOI: 10.3329/jbas.v39i1.23660. Disponível em: https://banglajol.info/index.php/JBAS/article/view/23660. Acesso em: 27 sep. 2024.