Euphorbia restiacea Benth. Euphorbia restiacea Benth., Bot. Voy. Sulph.: 162. 1844 sec. Martínez-Gordillo & al. 2002=Poinsettia restiacea (Benth.) Dressler in Ann. Missouri Bot. Gard. 48(4): 336. 1961 syn. sec. Martínez-Gordillo & al. 2006