Neomammillaria lenta (K.Brandegee) Britton & Rose, Cactaceae 4: 129–130, f. 137, 140. 1923 Neomammillaria lenta (K.Brandegee) Britton & Rose, Cactaceae 4: 129–130, f. 137, 140. 1923is new combination for Mammillaria lenta K.Brandegee in Zoë 5(10): 194. 1905Taxon for this nameNeomammillaria lenta (K.Brandegee) Britton & Rose