Euphorbia exstipulata Engelm. in Rep. U.S. Mex. Bound., Bot. 2(1): 189. 1858 sec. Martínez-Gordillo & al. 2002
- =Euphorbia aliceae A. Nelson in Bot. Gaz. 42(1): 50. 1906 syn. sec. Martínez-Gordillo & al. 2006
- =Chamaesyce exstipulata (Engelm.) Rydb. in Bull. Torrey Bot. Club 40(2): 54. 1913 syn. sec. Martínez-Gordillo & al. 2006
- =Zygophyllidium exstipulatum (Engelm.) Wooton & Standl. in Contr. U.S. Natl. Herb. 16(4): 146. 1913 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia exstipulata var. lata Warnock & M.C. Johnst. in Southw. Naturalist 14(1): 127. 1969 syn. sec. Martínez-Gordillo & al. 2006