P. H. Cardoso, G. M. Nascimento, I. L. D. Morais, M. Trovó, and F. R. G. Salimena, “Stachytarpheta pradoi (Verbenaceae): a new species described from long-overlooked Bolivian specimens and recent Brazilian collections”, Phytotaxa, vol. 770, no. 2, pp. 149–160, Aug. 2026.