| Family: | Cactaceae (kak-TAY-see-ee) (Info) |
| Genus: | Mammillaria (mam-mil-AR-ee-uh) (Info) |
| Species: | sphaerica (SFAY-rik-uh) (Info) |
| Synonym: | Dolichothele sphaerica |
| Synonym: | Cactus sphaerica |
| Synonym: | Neomammillaria sphaerica |
| Synonym: | Mammillaria longimamma var. sphaerica |