Gymnocalycium valnicekianum subsp. prochazkianum (Šorma) H.Till & Amerh. in Gymnocalycium 15: 452. 2002
Gymnocalycium valnicekianum subsp. prochazkianum in Gymnocalycium 15: 452. 2002
is new combination for Gymnocalycium prochazkianum in Gymnofil 28: 2. 1999
Gymnocalycium valnicekianum subsp. prochazkianum in Gymnocalycium 15: 452. 2002