Euphorbia boliviana Rusby, Bull. New York Bot. Gard. 4(14): 442. 1907 sec. Steinmann 2025
- =Euphorbia feddemae McVaugh, Brittonia 13(24): 183. 1961 syn. sec. Steinmann 2025
- ≡Chamaesyce feddemae (McVaugh) McVaugh, Contr. Univ. Michigan Herb. 19. 1993 syn. sec. Martínez-Gordillo & al. 2006