Neomammillaria voburnensis (Scheer) Britton & Rose, Cactaceae 4: 100. 1923 Neomammillaria voburnensis (Scheer) Britton & Rose, Cactaceae 4: 100. 1923is new combination for Mammillaria voburnensis Scheer in London J. Bot. 4: 136–137. 1845Taxon for this nameNeomammillaria voburnensis (Scheer) Britton & Rose