Jatropha mcvaughii Dehgan & G.L. Webster Jatropha mcvaughii Dehgan & G.L. Webster, Madroño 25(1). 1978 sec. Dehgan 2012=Jatropha curcas var. rufus McVaugh in Bull. Torrey Bot. Club 72(1): 284. 1945 syn. sec. Martínez-Gordillo & al. 2006