Mammillaria laeta Meinsh. ex Rümpler, Handb. Cacteenk., ed. 2: 247. 1885
Mammillaria laeta, Handb. Cacteenk., ed. 2: 247. 1885
is later citation of Mammillaria laeta in Wochenschr. Gärtnerei Pflanzenk. 1(4): 26. 1858
Mammillaria laeta, Handb. Cacteenk., ed. 2: 247. 1885
Taxon for this name