Echinocactus placentiformis (Lehm.) K.Schum. in Martius, Fl. Bras. 4(2): 246. 1890
Echinocactus placentiformis in Martius, Fl. Bras. 4(2): 246. 1890
is new combination for Cactus placentiformis in Del. Sem. Hort. Hamburg. 1826
Echinocactus placentiformis in Martius, Fl. Bras. 4(2): 246. 1890
Taxon for this name