Gymnocalycium genseri
Gymnocalycium vieditzianum
Gymnocalycium triacanthum – Planet Desert
Gymnocalycium pflanzii v tomina in 6 Inch – Phoenix Rising Succulents
Gymnocalycium hammerschmidii
Gymnocalycium loricatum
Gymnocalycium paediophilum
Gymnocalycium pseudoneuhuberi
Gymnocalycium piricarpum – Planet Desert
Gymnocalycium taningaense
Gymnocalycium occultum
Gymnocalycium denudatum var. subai
Gymnocalycium ubelmannianum
Care Diary: Gymnocalycium vatteri - Trex Plants
Gymnocalycium monvillei subs. horridispinum
Gymnocalycium riograndense
Gymnocalycium ragonesii – Planet Desert
Gymnocalycium baldianum
Gymnocalycium Ochoterenae (Care Guide)- Succulents Network
Gymnocalycium paediophilum - World of Succulents
