Mammillaria elegans DC. in Mém. Mus. Hist. Nat. 17: 11. 1828
Mammillaria elegans in Mém. Mus. Hist. Nat. 17: 11. 1828
is basionym for Neomammillaria elegans, Cactaceae 4: 107–108, f. 109. 1923
is basionym for Cactus elegans, Revis. Gen. Pl. 1: 260. 1891