Genera
| Genus | Common Name | Taxa Count | Herbarium Specimens | Photos |
|---|---|---|---|---|
| Cephalanthus | BUTTONBUSH | 1 | ||
| Diodia | BUTTONWEED | 1 | ||
| Galium | BEDSTRAW | 27 | ||
| Hedyotis | 2 | |||
| Hexasepalum | 1 | |||
| Houstonia | BLUETS | 18 | ||
| Mitchella | MITCHELLA | 1 | ||
| Oldenlandia | OLDENLANDIA | 2 | ||
| Richardia | 2 | |||
| Sherardia | 1 | |||
| Spermacoce | FALSE BUTTONWEED | 1 |