| Zinnia angustifolia Kunth, 1818 |
| Zinnia angustifolia var. angustifolia Kunth, 1818 |
| Zinnia angustifolia var. greggii (B.L. Rob. & Greenm.) McVaugh, 1972 |
| Zinnia angustifolia var. littoralis (B.L. Rob. & Greenm.) B.L. Turner, 1990 |
| Zinnia anomala A. Gray, 1852 |
| Zinnia australis F.M. Bailey, 1891 |
| Zinnia bicolor (DC.) Hemsl., 1881 |
| Zinnia citrea A.M. Torres, 1960 |
| Zinnia coahuilana B.L. Turner, 2012 |
| Zinnia elegans Jacq., 1793 |
| Zinnia flavicoma (DC.) Olorode & A.M. Torres, 1970 |
| Zinnia grandiflora Nutt., 1841 |
| Zinnia greggii B.L. Rob. & Greenm., 1896 |
| Zinnia guanajuatensis (Calderón & Rzed.) B.L. Turner, 2012 |
| Zinnia haageana Regel, 1861 |
| Zinnia juniperifolia (DC.) A. Gray, 1852 |
| Zinnia leucoglossa S.F. Blake, 1924 |
| Zinnia littoralis B.L. Rob. & Greenm., 1896 |
| Zinnia maritima Kunth, 1818 |
| Zinnia maritima var. maritima Kunth, 1818 |