| Zea altissima C.C. Gmel. ex Steud., 1821 |
| Zea americana Mill., 1768 |
| Zea amylacea Sturtev., 1885 |
| Zea canina S. Watson, 1891 |
| Zea cryptosperma Bonaf., 1836 |
| Zea diploperennis Iltis, Doebley & R. Guzmán, 1979 |
| Zea erythrolepis Bonaf., 1836 |
| Zea gigantea (Bonaf.) hort. ex Vilm., 1895 |
| Zea glumacea Larrañaga, 1922 |
| Zea gracillima (Körn. ex Hitchc.) hort. ex Vilm., 1895 |
| Zea hirta Bonaf., 1836 |
| Zea indentata Sturtev., 1883 |
| Zea japonica Van Houtte, 1865 |
| Zea japonica var. vittata hort., 1924 |
| Zea luxurians (Durieu & Asch.) R.M. Bird, 1978 |
| Zea macrosperma Klotzsch, 1851 |
| Zea maiz Vell., 1825 |
| Zea mays L., 1753 |
| Zea mays f. variegata (G. Nicholson) Beetle, 1978 |
| Zea mays subsp. huehuetenangensis (Iltis & Doebley) Doebley, 1990 |