Melocactus oreas
Melocactus oreas, Monogr. Melocacti: 113. 1840 sec. Zappi & Taylor 20201
- ≡Cactus oreas, Cactaceae 3: 227. 1922 syn. sec. ???2
- =Melocactus alex-bragae in Cact. Succ. J. (Los Angeles) 80: 252. 2008 syn. sec. ???3
- ≡Melocactus alex-bragai in Cact. Succ. J. (Los Angeles) 80: 252. 2008 syn. sec. ???3
- ≡Melocactus oreas subsp. alex-bragae in Phytotaxa 496(1): 97. 2021 syn. sec. Taylor & al. 20224
- 3. , 4. Taylor, N., Albuquerque-Lima, S., Telhe, M. & Zappi, D. 2022: Further additions and corrections to the Cacti of Eastern Brazil. – Bradleya 40: 61-92. http://doi.org/10.25223/brad.n40.2022.a6