Opuntia phaeacantha var. chihuahuensis (Rose) Bravo in Cact. Suc. Mex. 19(2): 47. 1974
Opuntia phaeacantha var. chihuahuensis in Cact. Suc. Mex. 19(2): 47. 1974
is new combination for Opuntia chihuahuensis in Contr. U.S. Natl. Herb. 12(7): 291–292. 1909