| Table 15. Lichens of limestone rocks | ||
|---|---|---|
| Species: | County Status: | Ref: |
| Horizontal faces: | ||
| Collema auriforme | frequent | 1 |
| Lecidella stigmatea | common | 1 |
| Solenopsora candicans | common | 1 |
| Vertical faces: | ||
| Belonia nidarosiensis | Dorset Notable | 1,3 |
| Caloplaca dalmatica | common | 1 |
| Caloplaca flavovirescens | occasional | 1 |
| Diplotomma alboatrum | common | 1 |
| Lecanora crenulata | common | 1 |
| Lepraria nivalis | Nationally Scarce | 1,3,6 |
| Underhanging faces: | ||
| Dirina massiliensis | Red Data Book | 1,3,6 |
| Lecania cuprea | confined to Portland | 1 |
| General: | ||
| Aspicilia calcarea | abundant | 1 |
| Aspicilia contorta | occasional | 1,3,6 |
| Caloplaca alociza | Dorset Rare | 1 |
| Caloplaca aurantia | common | 1,6 |
| Caloplaca cirrochroa | scarce | 1 |
| Caloplaca citrina | abundant | 1 |
| Caloplaca flavescens | abundant | 1,3 |
| Caloplaca granulosa | Red Data Book | 1 |
| Caloplaca holocarpa | common | 1 |
| Caloplaca teicholyta | common | 1 |
| Caloplaca verruculifera | rare | 1 |
| Candelariella aurella | common | 1 |
| Candelariella medians | common | 1 |
| Clauzadea monticola | common | 1 |
| Collema crispum | common | 1 |
| Diploicia canescens | abundant | 1 |
| Lecania erysibe | frequent | 1 |
| Lecanora albescens | frequent | 1 |
| Lecanora campestris | very common | 1 |
| Opegrapha parasitica | scarce | 1 |
| Opegrapha saxatilis | locally abundant | 1 |
| Porina chlorotica | locally frequent | 1 |
| Protoblastenia rupestris | common | 1 |
| Pyrenocollema saxicola | occasional | 1 |
| Sarcogyne regularis | common | 1 |
| Toninia aromatica | common | 1 |
| Verrucaria baldensis | abundant | 1 |
| Verrucaria glaucina | abundant | 1 |
| Verrucaria hochstetteri | frequent | 1 |
| Verrucaria muralis | abundant | 1 |
| Verrucaria nigrescens | abundant | 1 |
| Verrucaria viridula | common | 1 |
| Xanthoria calcicola | frequent | 1 |