Bruniera, C.P., Zappi, D.C. and Groppo, M. 2015.

­­­Rudgea agresteophila and R. hileiabaiana (Palicoureeae, Rubiaceae): two new species from eastern Bahia, Brazil

. Phytotaxa. 202, 4 (Mar. 2015), 289–293. DOI:https://doi.org/10.11646/phytotaxa.202.4.8.