Mammillaria chionocephala, a typically flowered species in this large genus of cacti. Some species have much larger flow… | Succulents, Cactus, Cacti and succulents
Mammillaria chionocephala 'ritteriana'
Photos of Mammillaria chionocephala · iNaturalist
Mammillaria formosa subsp. chionocephala – Wikipedia
Mammillaria formosa subsp. chionocephala (J.A.Purpus) D.R.Hunt | Plants of the World Online | Kew Science