Bruniera, C.P., Zappi, D.C. & Groppo, M. (2015)

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

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