| Micrograph No. | Family | Scientific name and Author(s) | Aperturation | Ornamentation |
| 541 | Lauraceae | Lindera benzoin (L.) Blume | inaperaturate | echinate |
| 542 | Lauraceae | Sassafras albidum (Nuttall) Nees | inaperaturate | echinate |
| 543, 544 | Ranunculaceae | Clematis virginiana L. | tricolpate | echinate |
| 545 | Lauraceae | Cinnamomum camphora (L.) J. Presl | inaperaturate | echinate |
| 546 | Amaranthaceae | Iresine rhizomatosa Standley | periporate | echinate |