Mammillaria voburnensis Scheer 1845
Mammillaria voburnensis Scheer 1845
Mammillaria voburnensis subsp. collinsii (Britton & Rose) U. Guzm
Mammillaria voburnensis subsp. collinsii (Britton & Rose) U. Guzm
Mammillaria voburnensis subsp. collinsii (Britton & Rose) U. Guzm
Mammillaria voburnensis subsp. collinsii (Britton & Rose) U. Guzm
Mammillaria voburnensis subsp. collinsii (Britton & Rose) U. Guzm
Mammillaria wiesingeri Boed. 1933
Mammillaria wiesingeri Boed. 1933
Mammillaria wrightii subsp. wilcoxii (Toumey ex K. Schum.) D.R. Hunt 1997
Mammillaria wrightii subsp. wilcoxii (Toumey ex K. Schum.) D.R. Hunt 1997
Mammillaria wrightii subsp. wilcoxii (Toumey ex K. Schum.) D.R. Hunt 1997