Mammillaria picta subsp. viereckii (Boed.) D.R. Hunt, Mammillaria Postscripts 6: 6. 1997 sec. Guzmán & al. 2003
- ≡Mammillaria viereckii Boed. in Z. Sukkulentenk. 3: 73. 1927 syn. sec. Guzmán & al. 2003
- =Escobariopsis viereckii (Boed.) Doweld in Sukkulenty 3: 42. 2000 syn. sec. Guzmán & al. 2003