Gymnocalycium mihanovichii
Gymnocalycium mihanovichii
Gymnocalycium mihanovichii
Gymnocalycium mihanovichii
Gymnocalycium mihanovichii
Gymnocalycium mihanovichii
Gymnocalycium mihanovichii
Gymnocalycium mihanovichii
Gymnocalycium intermedium
Gymnocalycium intermedium
Gymnocalycium intermedium
Gymnocalycium intermedium