Mammillaria gaumeri (Britton & Rose) Orcutt in Cactography 7. 1926 Mammillaria gaumeri (Britton & Rose) Orcutt in Cactography 7. 1926is new combination for Neomammillaria gaumeri Britton & Rose, Cactaceae 4: 72–73. 1923Taxon for this nameMammillaria gaumeri (Britton & Rose) Orcutt
