Mammillaria SynonymySource: Korotkova, N. & Raab-Straube, E. von (2017+): Cactaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Mammillaria Haw., Syn. Pl. Succ.: 177. 1812, nom. cons.ContentDistribution Distribution [aHs(S) nIt] Euro+Med: Italy, with San Marino and Vatican City naturalised; Spain, with Gibraltar and Andorra (Spain casual)