Coryphantha pycnacantha subsp. sniceri (Halda, Kupčák & Sladk.) Halda, Kupčák & Sladk. in Acta Mus. Richnov., Sect.
Coryphantha pycnacantha subsp. sniceri in Acta Mus. Richnov., Sect. Nat., 9: 55. 2002
is new combination for Escobaria sniceri in Acta Mus. Richnov., Sect. Nat., 7: 35. 2000