| classification of the genus according to H. Till \ Series f Chiquitana |
red flower gullet
Typus: Gymnocalycium chiquitanum M. Cardenas
| Species | place of finding |
| G. chiquitanum | Bolivia, Dept. Santa-Cruz, San Jose 600 m |
| G. paediophilum | Paraguay, Cerro Leon |
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| G. paediophilum - red flower gullet |
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