Guerra, G.C., Colli-Silva, M., Bovini, M.G. & Giulietti-Harley, A.M. (2025) Sida brachyclada (Malveae, Malvoideae, Malvaceae): a new threatened species from the semiarid mountains of Bahia, Brazil. Phytotaxa 715 (1): 61–71. https://doi.org/10.11646/phytotaxa.715.1.4