Croton billbergianus Müll. Arg. in Linnaea 34: 98. 1865 sec. Martínez-Gordillo & al. 2002
- =Croton billbergianus Müll. Arg. subsp. billbergianus in Linnaea 34: 98. 1865 syn. sec. Martínez-Gordillo & al. 2006
- =Croton pyramidalis Donn. Sm. in Bot. Gaz. 35(1): 7–8. 1903 syn. sec. ???
- =Croton billbergianus subsp. pyramidalis (Donn. Sm.) G.L. Webster, Ann. Missouri Bot. Gard. 75(3). 1988 syn. sec. Martínez-Gordillo & al. 2006