Neomammillaria phitauiana E.M.Baxter in J. Cact. Succ. Soc. Amer. 2: 472. 1931
Neomammillaria phitauiana in J. Cact. Succ. Soc. Amer. 2: 472. 1931
is basionym for Mammillaria phitauiana in Backeberg, Neue Kakteen: 96. 1931
is basionym for Cochemiea phitauiana in Sukkulenty 3: 39. 2000
is basionym for Ebnerella phitauiana in Oesterr. Bot. Z. 98: 90. 1951
is basionym for Chilita phitauiana in Sukkulentenkunde 5: 18. 1954
is basionym for Mammillaria dioica f. phitauiana in Succulenta (Netherlands) 65: 119, 198. 1986