Coryphantha poselgeriana var. valida (Purpus) Heinrich ex Backeb., Cactaceae 5: 3050. 1961
Coryphantha poselgeriana var. valida, Cactaceae 5: 3050. 1961
is new combination for Mammillaria valida in Monatsschr. Kakteenk. 21: 97. 1911
Coryphantha poselgeriana var. valida, Cactaceae 5: 3050. 1961
Taxon for this name