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| Image No. | Family | Species | Class | Sculpture |
| 69 | Compositae | Ambrosia sp. | tricolporate | echinate |
| 70 | Compositae | Ambrosia confertifolia | tricolporate | echinate |
| 71 | Compositae | Ambrosia ambrosoides | tricolporate | echinate |
| 72 | Compositae | Zinnia pumila | tricolporate | echinate |