The page lists lichen species that are threatened or near threatened, ie Critically Endangered (CR), Endangered (EN), Vulnerable (VU) or Near Threatened (NT).
| Count | Name | Conservation Evaluation |
|---|---|---|
| 1 | Umbilicaria crustulosa | VU D2 NR |
| 2 | Umbilicaria hirsuta | NT NR Sc |
| 3 | Umbilicaria spodochroa | EN D NR P Sc |
| 4 | Usnea articulata | NT P Eng Wa IR |
| 5 | Usnea esperantiana | NT NR Sc IR |
| 6 | Usnea florida | NT ? P Eng Sc Wa |
| 7 | Usnea silesiaca | VU D2 NR Sc |
| 8 | Usnea subscabrosa | VU D2 NR |