Escobariopsis fittkaui subsp. mathildae (Kraehenb. & Krainz) Doweld in Sukkulenty 3: 40. 2000 Escobariopsis fittkaui subsp. mathildae (Kraehenb. & Krainz) Doweld in Sukkulenty 3: 40. 2000is new combination for Mammillaria mathildae Kraehenb. & Krainz in Kakteen And. Sukk. 24(12): 265. 1973Taxon for this nameEscobariopsis fittkaui subsp. mathildae (Kraehenb. & Krainz) Doweld