Mammillaria sphaerica A.Dietr. in Allg. Gartenzeitung 21(12): 94. 1853
Mammillaria sphaerica in Allg. Gartenzeitung 21(12): 94. 1853
is basionym for Mammillaria longimamma var. sphaerica in Cact. Succ. J. (Los Angeles) 41(3): 128. 1969
is basionym for Dolichothele sphaerica, Cactaceae 4: 61. 1923
is basionym for Cactus sphaericus, Revis. Gen. Pl. 1: 261. 1891
is basionym for Neomammillaria sphaerica in Bull. S. Calif. Acad. Sci. 30: 58. 1931
Mammillaria sphaerica in Allg. Gartenzeitung 21(12): 94. 1853