Gymnocalycium calochlurum
Specimens
Gymnocalycium calochlorum PROLIFERUM FORM
Argentina, Villa Carlos Paz, > 700 m
Gymnocalycium calochlorum till parvulum INTERMEDIATE FORM P 109
Argentina, Villa Cura Brochero, > 1000 m
Gymnocalycium calochlorum JO 304
Argentina, Villa Carlos Paz