Gymnocalycium borthii ssp. nogolense (VG 412) [Argentina: San Luis, Nogoli, 836m]
Gymnocalycium denudatum cv. Jan Suba
Gymnocalycium gertii (LF 97) [Argentina: Cordoba, Loma Bola, 900m]
Gymnocalycium mazanense (LB 1278) [Argentina: La Rioja, Sierra Ambato, East of Route 60, crossroads with R.46, 1090m]
Gymnocalycium mihanovichii
Gymnocalycium mucidum v. ferrari f. elegans (WR 718) [Argentina: Santa Theresa]
Gymnocalycium pugionacanthum (VG 200) [Argentina: La Rioja, Senor de la Pena, 1040m]
Gymnocalycium ragonesei
Gymnocalycium robustum (TOM 28.1) [Argentina: Cordoba, 4km from Quilino, 460m]
Gymnocalycium taningaense var. lukasikii (VG04-017) [Argentina: San Luis, Sa. del Morro, 1060m]
Gymnocalycium stellatum var. albispinum