ROALSON, Eric H.; BOGGAN, John K.; SKOG, Laurence E. Reorganization of Tribal and Generic Boundaries in the Gloxinieae (Gesneriaceae: Gesnerioideae) and the Description of a New Tribe in the Gesnerioideae, Sphaerorrhizeae. Selbyana, [S. l.], v. 25, n. 2, p. 225–238, 2005. Disponível em: https://journals.flvc.org/selbyana/article/view/121474. Acesso em: 16 sep. 2026.