Mammillaria mathildae Kraehenb. & Krainz in Kakteen And. Sukk. 24(12): 265. 1973
Mammillaria mathildae in Kakteen And. Sukk. 24(12): 265. 1973
is basionym for Mammillaria fittkaui subsp. mathildae in Taxon. Unters. Gatt. Mammillaria Haw. (Cactac.): 162. 1995
is basionym for Escobariopsis fittkaui subsp. mathildae in Sukkulenty 3: 40. 2000
Mammillaria mathildae in Kakteen And. Sukk. 24(12): 265. 1973