Gymnocalycium andreae
Gymnocalycium andreae
Gymnocalycium andreae
Gymnocalycium andreae
Gymnocalycium friedrichii, 2 ex.
Gymnocalycium friedrichii, 2 ex.
Gymnocalycium gibbosum v. nigrum
Gymnocalycium gibbosum v. nigrum
Gymnocalycium gibbosum v. nigrum
Gymnocalycium schickendantzii
Gymnocalycium schickendantzii
Gymnocalycium schickendantzii