SMITH, J.; OOI, M.; SCHULTE, L.; AMAYA-MARQUEZ, M.; PRITCHARD, R.; CLARK, J. Searching for monophyly in the subgeneric classification systems of Columnea (Gesneriaceae). Selbyana, [S. l.], v. 31, n. 2, p. 126–142, 2013. Disponível em: https://journals.flvc.org/selbyana/article/view/123018. Acesso em: 5 jul. 2024.