Frailea mammifera
Frailea mammifera in Krainz, Kakteen 50-51: CVIe. 1972 sec. Kiesling & al. 20141
- ≡Astrophytum mammiferum in Acta Mus. Richnov., Sect. Nat., 12(1): 14. 2005 syn. sec. Kiesling & al. 20141
- =Frailea magnifica, Gattung Frailea: 56. 1997 syn. sec. Hunt 20162
- =Frailea atrobella in Kakteen And. Sukk. 62: 156. 2011 syn. sec. Kiesling & al. 20143