| Common Name | Scientific Name | Code |
| Domingan letrouitia lichen | Letrouitia domingensis (Pers.) Hafeller & Bellem. | LEDO7 |
| Letrouitia domingensis | Bombyliospora domingensis (Pers.) Zahlbr. | BODO2 |
| Letrouitia domingensis | Lopadium domingense (Pers.) Fink | LODO8 |
| letrouitia lichen | Letrouitia Hafellner & Bellem. | LETRO |
| letrouitia lichen | Letrouitia parabola (Nyl.) R. Sant. & Hafellner | LEPA26 |
| letrouitia lichen | Letrouitia vulpina (Tuck.) Hafellner & Bellem. | LEVU3 |
| Letrouitia vulpina | Bombyliospora vulpina (Nyl.) Burg. | BOVU |
| Letrouitia vulpina | Lopadium vulpinum (Tuck.) Zahlbr. | LOVU |