| Micrograph No. | Family | Scientific name and Author(s) | Aperturation | Ornamentation |
| 104, 105, 106 | Fabaceae | Prosopis glandulosa Torrey | tricolporate | scabrate |
| 107 | Polygonaceae | Eriogonum multiflorum Bentham | tricolporate | scabrate |
| 108, 109 | Fabaceae | Prosopis reptans Bentham var. cinerascens (Gray) Burkhart | tricolporate | psilate |