Portela, L. H. X., S. B. D. Silva, P. G. Delprete, R. C. Gonçalves-Oliveira, M. G. Bovini, and E. B. D. Souza. “Nomenclatural Clarification of Mitracarpus salzmannianus (Rubiaceae, Spermacoceae), a Widespread Species from South America, With Notes on Its Conservation Status”. Phytotaxa, vol. 762, no. 2, June 2026, pp. 160-6, doi:10.11646/phytotaxa.762.2.6.