Mammillaria crucigera Mart. in Nov. Actorum Acad. Caes. Leop.-Carol. German. Nat. Cur. 16(1): 340, t. 25, f. 2. 1832 sec. Hunt 2016
- ≡Cactus cruciger (Mart.) Kuntze, Revis. Gen. Pl. 1: 260. 1891 syn. sec. Hunt 2016
- =Mammillaria curvispina var. parviflora A.Dietr. in Allg. Gartenzeitung 14: 204. 1846 syn. sec. Kew WCVP (2019)
- =Mammillaria cubensis Zucc. ex Labour., Monogr. Cact.: 59. 1853 syn. sec. Kew WCVP (2019)
- =Mammillaria urbaniana Vaupel in Monatsschr. Kakteenk. 22: 65. 1912 syn. sec. Kew WCVP (2019)
- =Mammillaria buchenaui Backeb., Descr. Cact. Nov. 3: 8. 1963 syn. sec. Hunt 2016
- =Mammillaria crucigera var. grandinosa Linzen, Rogoz. & Frank Wolf in Mitteilungsbl. Arbeitskreises Mammillarienfr. 21: 203. 1998 ["1997"] syn. sec. Kew WCVP (2019)
