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 | Megalaria laureri | EN D NR P Eng S8 IR |
| 2 | Megalospora tuberculosa | NT NS P Eng Sc Wa IR |
| 3 | Megaspora verrucosa | NT NS |
| 4 | Melanelia stygia | NT NS |
| 5 | Melanelixia subargentifera | CR B, C, D NR P Sc |
| 6 | Melaspilea amota | NT NR |
| 7 | Melaspilea bagliettoana | NT NR Sc |
| 8 | Melaspilea lentiginosula | NT NR Sc IR |
| 9 | Menegazzia subsimilis | NT NR |
| 10 | Micarea assimilata | VU D2 NR Sc |
| 11 | Micarea crassipes | VU D2 NR Sc |
| 12 | Micarea elachista | EN D NR Sc |
| 13 | Micarea hedlundii | NT NR Sc |
| 14 | Minutophoma chrysophthalmae | NT NR |
| 15 | Miriquidica atriseda | VU D2 NR Sc |
| 16 | Miriquidica garovaglii | VU D2 NR Sc |
| 17 | Miriquidica lulensis | NT NR |
| 18 | Miriquidica nephaea | NT NR Sc |
| 19 | Mycobilimbia carneoalbida | CR D NR Sc |
| 20 | Mycobilimbia tetramera | VU D1+2 NR Sc |
| 21 | Mycomicrothelia atlantica | NT NR Sc |
| 22 | Mycoporum lacteum | NT NS Sc |
| 23 | Myochroidea porphyrospoda | NT NR Sc |
| 24 | Myriolecis straminea | NT NR Sc |