Mammillaria polythele subsp. obconella (Scheidw.) D.R. Hunt, Mammillaria Postscripts 6: 7. 1997 sec. Hunt 2016
- ≡Mammillaria obconella Scheidw., Hort. Belge. 4: 93. 1837 syn. sec. Guzmán & al. 2003
- =Mammillaria ingens Backeb. in Feddes Repert. 51: 63. 1942 syn. sec. Guzmán & al. 2003