Gymnocalycium asterias v. minor
by Giovanni Quarella
Gymnocalycium baldanium
by Massimiliano Mazzinghi
Gymnocalycium bruchii
by Massimiliano Mazzinghi
Gymnocalycium damsii
by Massimiliano Mazzinghi
Gymnocalycium damsii
by Massimiliano Mazzinghi
Gymnocalycium damsii
by Massimiliano Mazzinghi
Gymnocalycium damsii
by Massimiliano Mazzinghi
Gymnocalycium denudatum
by Giovanni Quarella
Gymnocalycium denudatum cv. Jan Suba
by Giovanni Quarella
Gymnocalycium denudatum cv. Jan Suba
by Giovanni Quarella
Gymnocalycium eytianum
by David Traish
Gymnocalycium mihanovichii
by Apostolos Zabakas
Gymnocalycium mihanovichii cv. Hibotan
by Giovanni Quarella
Gymnocalycium mihanovichii var. friedrichii albiflorum
by Giovanni Quarella
Gymnocalycium mihanovichii var. friedrichii albiflorum
by Giovanni Quarella
Gymnocalycium mihanovichii var. friedrichii albiflorum
by Giovanni Quarella
Gymnocalycium mihanovichii var. friedrichii albiflorum
by Giovanni Quarella
Gymnocalycium mihanovichii var. friedrichii albiflorum
by Giovanni Quarella
Gymnocalycium multiflorum
by Giovanni Quarella
Gymnocalycium paraguayense var. wagnerianum
by Giovanni Quarella