Mammillaria mainiae K. Brandegee in Zoe 5: 31. 1900 sec. Hunt 2016
- =Neomammillaria mainae (K. Brandegee) Britton & Rose, Cactaceae (Britton & Rose) 4: 154. 1923 syn. sec. Guzmán & al. 2003
- =Chilita mainiae (K. Brandegee) Orcutt, Cactography 2. 1926 syn. sec. Guzmán & al. 2003