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| Image No. | Family | Species | Class | Sculpture |
| 47 | Koeberliniaceae | Koeberliniaceae spinosa | tricolporate | striate - rugulate |
| 48 | Loasaceae | Mentzelia affinis | tricolporate | striate - reticulate |
| 49 | Umbelliferae | Bowlesia incana | tricolporate | striate |
| 50 | Cactaceae | Opuntia versicolor | fenestrate | scabrate |