LUTEYN, J. L.; PEDRAZA-PEÑALOSA, P. Nomenclature, taxonomy, and conservation of the neotropical genus Sphyrospermum (Ericaceae: Vaccinieae), including five new species for Colombia, Ecuador, and Peru. Phytotaxa, [S. l.], v. 79, n. 1, p. 1–29, 2013. DOI: 10.11646/phytotaxa.79.1.1. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.79.1.1. Acesso em: 14 feb. 2025.