Turbinicarpus viereckii var. major (Glass & R.A.Foster) V.John & Říha in Kaktusy (Brno) 19: 22. 1983.

Nomenclatural References

• person : Charles Edward Glass (1934-1998) Based on occurrence of standard abbreviation 'Glass' in the authors string.
• person : Jan Říha (b.1947) Based on occurrence of standard abbreviation 'Říha' in the authors string.
• person : Robert Alan Foster (1938-2002) Based on occurrence of standard abbreviation 'R.A.Foster' in the authors string.
• person : Václav John Based on occurrence of standard abbreviation 'V.John' in the authors string.