https://img526.***/img526/6897/mammillariamultidigitatet3.jpg Mammillaria multidigitata..... https://img239.***/img239/3451/mammillariameyranimichoao7.jpg Mammillaria meyrani ssp michoacana https://img252.***/img252/3987/mammillariarhodanthapriwu0.jpg Mammillaria rhodantha ssp pringlei, var. espina corta....