Soares, A.D.S., Negrão, R., Harley, R.M., Pastore, J.F.B. and Jardim, J.G. 2021.

Rediscovery of Oocephalus foliosus (Hyptidinae—Lamiaceae): notes on taxonomy and conservation of a species endemic to the campo rupestre of Central Brazil

. Phytotaxa. 525, 2 (Nov. 2021), 156–162. DOI:https://doi.org/10.11646/phytotaxa.525.2.6.