WASSHAUSEN, Dieter. NEW TAXA OF ACANTHACEAE FROM THE RIO PALENQUE SCIENCE CENTER IN ECUADOR. Selbyana, [S. l.], v. 2, n. 1, p. 14–21, 2008. Disponível em: https://journals.flvc.org/selbyana/article/view/120186. Acesso em: 7 mar. 2025.