Mammillaria valida Purpus in Monatsschr. Kakteenk. 21: 97. 1911
Mammillaria valida in Monatsschr. Kakteenk. 21: 97. 1911
is basionym for Coryphantha valida in Cact. Suc. Mex. 22: 16. 1977
is basionym for Coryphantha poselgeriana var. valida, Cactaceae 5: 3050. 1961