Mammillaria stella-de-tacubaya var. egregia (Backeb. ex Rogoz. & Appenz.) Rogoz. & Plein in Mitteilungsbl. Arbeitskreises Mammillarienfr. 30: 180. 2006.

Nomenclatural References

• person : Curt Backeberg (1894-1966) Based on occurrence of standard abbreviation 'Backeb.' in the authors string.
• person : Helmut Rogozinski (b.1933) Based on occurrence of standard abbreviation 'Rogoz.' in the authors string.
• person : Othmar Robert Willi Appenzeller (b.1949) Based on occurrence of standard abbreviation 'Appenz.' in the authors string.
• person : W. Plein Based on occurrence of standard abbreviation 'Plein' in the authors string.