| 42256 | Zinnia acerosa (DC.) A. Gray | | | a | | Zinnia acerosa (DC.) A. Gray | |
| 42257 | Zinnia angustifolia Kunth | | | a | | Zinnia angustifolia Kunth | |
| 42258 | Zinnia elegans Jacq. | | | a | | Zinnia elegans Jacq. | |
| 42259 | Zinnia grandiflora Nutt. | | | a | | Zinnia grandiflora Nutt. | |
| 42260 | Zinnia haageana Regel | | | a | | Zinnia haageana Regel | |
| 42261 | Zinnia juniperifolia (DC.) A. Gray | | | a | | Zinnia juniperifolia (DC.) A. Gray | |
| 42262 | Zinnia linearis Benth. | Zinnia angustifolia Kunth | 42257 | | | Zinnia linearis Benth. | Zinnia angustifolia Kunth |
| 42263 | Zinnia multiflora L. | Zinnia peruviana (L.) L. | 42265 | | | Zinnia multiflora L. | Zinnia peruviana (L.) L. |
| 42264 | Zinnia pauciflora L. | Zinnia peruviana (L.) L. | 42265 | | | Zinnia pauciflora L. | Zinnia peruviana (L.) L. |
| 42265 | Zinnia peruviana (L.) L. | | | a | | Zinnia peruviana (L.) L. | |
| 42266 | Zinnia pumila A. Gray | Zinnia acerosa (DC.) A. Gray | 42256 | | | Zinnia pumila A. Gray | Zinnia acerosa (DC.) A. Gray |
| 104661 | Zinnia violacea Cav. | Zinnia elegans Jacq. | 42258 | | | Zinnia violacea Cav. | Zinnia elegans Jacq. |
| 300688 | Zinnia spp. | | | a | | Zinnia spp. | |
| 310144 | Zinnia angustifolia Kunth var. greggii (B. L. Rob. & Greenm.) McVaugh | | | a | i | Zinnia angustifolia Kunth var.greggii (B. L. Rob. & Greenm.) McVaugh | |
| 310145 | Zinnia greggii B. L. Rob. & Greenm. | Zinnia angustifolia Kunth var. greggii (B. L. Rob. & Greenm.) McVaugh | 310144 | | | Zinnia greggii B. L. Rob. & Greenm. | Zinnia angustifolia Kunth var.greggii (B. L. Rob. & Greenm.) McVaugh |
| 311622 | Zinnia bicolor (DC.) Hemsl. | | | a | | Zinnia bicolor (DC.) Hemsl. | |
| 311624 | Zinnia tenella B. L. Rob. | Zinnia bicolor (DC.) Hemsl. | 311622 | | | Zinnia tenella B. L. Rob. | Zinnia bicolor (DC.) Hemsl. |
| 316325 | Zinnia angustifolia Kunth var. angustifolia | | | a | i | Zinnia angustifolia Kunth var.angustifolia | |
| 318732 | Zinnia microglossa (DC.) McVaugh | | | a | | Zinnia microglossa (DC.) McVaugh | |
| 318734 | Zinnia citrea A. M. Torres | | | a | | Zinnia citrea A. M. Torres | |
| 423880 | Zinnia bidens Retz. | Glossocardia bidens (Retz.) Veldkamp | 447801 | | | Zinnia bidens Retz. | Glossocardia bidens (Retz.) Veldkamp |
| 451964 | Zinnia tenuiflora Jacq. | Zinnia peruviana (L.) L. | 42265 | | | Zinnia tenuiflora Jacq. | Zinnia peruviana (L.) L. |
| 452547 | Zinnia hybr. | | | a | | Zinnia hybr. | |
| 456018 | Zinnia ×marylandica D. M. Spooner et al. | | | a | | Zinnia marylandica D. M. Spooner et al. | |
| 461232 | Zinnia verticillata Andrews | Zinnia peruviana (L.) L. | 42265 | | | Zinnia verticillata Andrews | Zinnia peruviana (L.) L. |
| 468914 | Zinnia ×darwinii J. N. Haage & E. Schmidt | | | a | | Zinnia darwinii J. N. Haage & E. Schmidt | |