Jatropha olivacea Müll. Arg. Jatropha olivacea Müll. Arg. in Linnaea 34: 207. 1865 sec. Martínez-Gordillo & al. 2006=Jatropha grandifrons I.M. Johnst. in Contr. Gray Herb. 68: 89. 1923 syn. sec. Martínez-Gordillo & al. 2006