Marcon, S. F., M. Gomes, D. C. Zappi, J. M. C. Covre, and C. P. Bruniera. “Three New Species of Rudgea Salisb. (Palicoureeae, Rubiaceae) from the Atlantic Forest of Southeastern Brazil, a Diversity Center for the Genus”. Phytotaxa, vol. 749, no. 3, Mar. 2026, pp. 268-80, doi:10.11646/phytotaxa.749.3.3.