Gymnocalycium quehlianum var. terweemeanum (Teucq ex Duursma) H.Till & Amerh. in Gymnocalycium 20: 730. 2007.

Nomenclatural References

• person : A. Teucq Based on occurrence of standard abbreviation 'Teucq' in the authors string.
• person : G.D. Duursma (1891-1969) Based on occurrence of standard abbreviation 'Duursma' in the authors string.
• 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.
• database : The Plant List version 1.0, record: kew-2607340
• database : The Plant List version 1.1, record: kew-2607340