| Micrograph No. | Family | Scientific name and Author(s) | Aperturation | Ornamentation |
| 25 | Chrysobalanaceae | Licania michauxii Prance | tricolporate | psilate |
| 26 | Fabaceae | Eysenhardtia texana Scheele | tricolporate | psilate |
| 27 | Sapotaceae | Sideroxylon lanuginosum Michaux | tricolporate | psilate |
| 28 | Sapotaceae | Sideroxylon lycioides L. | tricolporate | psilate |
| 29, 30 | Fabaceae | Robinia pseudoacacia L. | tricolporate | psilate |