Gymnocalycium volskyi subsp. angulatum (Prestlé) V.Gapon, Chikin, Ponomareva, Protopopov, B. & Schelkun. in Kaktus-Klub, n.s. 4(2): 28. 2020.

Nomenclatural References

• person : Boris Protopopov Based on occurrence of standard abbreviation 'Protopopov' in the authors string.
• person : Karl-Heinz Prestlé Based on occurrence of standard abbreviation 'Prestlé' in the authors string.
• person : Natalia Ponomareva Based on occurrence of standard abbreviation 'Ponomareva' in the authors string.
• person : Natalia Schelkunova Based on occurrence of standard abbreviation 'Schelkun.' in the authors string.
• person : Sergei Chikin Based on occurrence of standard abbreviation 'Chikin' in the authors string.
• person : Victor Gapon Based on occurrence of standard abbreviation 'V.Gapon' in the authors string.