Mammillaria deherdtiana var. dodsonii (Bravo) Glass & R.A.Foster in Cact. Succ. J. (Los Angeles) 51: 125. 1979
Mammillaria deherdtiana var. dodsonii in Cact. Succ. J. (Los Angeles) 51: 125. 1979
is new combination for Mammillaria dodsonii in Cact. Suc. Mex. 15: 3. 1970