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| Image No. | Family | Species | Class | Sculpture |
| 20 | Cruciferae | Stanleya elata | tricolpate | reticulate |
| 21 | Cruciferae | Lepidium lasiocarpum typicum | tricolpate | reticulate |
| 22 | Cruciferae | Brassica nigra | tricolpate | reticulate |
| 23 | Saxifragaceae | Fendlera rupicola | tricolporate | reticulate |