Gymnocalycium kieslingii subsp. frankianum (Rausch ex H.Till & Amerh.) Slaba in Kaktusy (Brno) 48: 56. 2012.

Nomenclatural References

• person : Hans Till (1920-2012) Based on occurrence of standard abbreviation 'H.Till' in the authors string.
• person : Helmut Amerhauser Based on occurrence of standard abbreviation 'Amerh.' in the authors string.
• person : Rudolf Slaba (b.1950) Based on occurrence of standard abbreviation 'Slaba' in the authors string.
• person : Walter Rausch (b.1928) Based on occurrence of standard abbreviation 'Rausch' in the authors string.