For more information see the Supplementary Notes for the Taxon Dictionary, which explains the names and synonyms, and these Instructions on how to use the online Taxon Dictionary which includes details of the Conservation Evaluation codes.
| Count | Name | Authority | Is Current Name? | Current Taxon Name | Synonyms | BLS Number | Comments | Conservation Evaluation | Group | Account & Map |
|---|---|---|---|---|---|---|---|---|---|---|
| 5671 | Obryzum dolichoteron | Nyl. | No | Sphaerulina dolichotera | 2216 | NE NR | LF | |||
| 5672 | Ocellomma picconianum | (Bagl.) Ertz & Tehler (2014) | Yes | Ocellomma picconianum | 2853 | NE NR | Ocellomma picconianum | |||
| 5673 | Ocellularia atlantica | Erichsen (1926) | No | Porina atlantica | 1177 | |||||
| 5674 | Ocellularia subtilis | auct. brit., non (Tuck.) Riddle | No | Thelotrema petractoides | 1412 | LC Sc IR | ||||
| 5675 | Ocellularia subtilis | (Tuck.) Riddle | No | Thelotrema subtile | Thelotrema subtile Tuck., incorrectly reported from the British Isles | |||||
| 5676 | Ochrolechia androgyna | (Hoffm.) Arnold (1885) | Yes | Ochrolechia androgyna | 921 | LC | Ochrolechia androgyna | |||
| 5677 | Ochrolechia androgyna | auct. p.min.p. | No | Ochrolechia bahusiensis | 2598 | name or specific epithet valid but has been misused in the past | NE | |||
| 5678 | Ochrolechia androgyna | auct. p.min.p. | No | Ochrolechia mahluensis | 2600 | name or specific epithet valid but has been misused in the past | NE | |||
| 5679 | Ochrolechia arborea | (Kreyer) Almb. (1949) | Yes | Ochrolechia arborea | 949 | NT NR | Ochrolechia arborea | |||
| 5680 | Ochrolechia bahusiensis | H. Magn. (1927) | Yes | Ochrolechia bahusiensis | Ochrolechia androgyna auct. p.p. | 2598 | NE | Ochrolechia bahusiensis | ||
| 5681 | Ochrolechia frigida f. frigida | (Sw.) Lynge (1928) | Yes | Ochrolechia frigida f. frigida | 922 | LC | Ochrolechia frigida f. frigida | |||
| 5682 | Ochrolechia frigida f. lapuensis | (Vain.) Coppins (1981) | Yes | Ochrolechia frigida f. lapuensis | 748 | LC NR | Ochrolechia frigida f. lapuensis | |||
| 5683 | Ochrolechia frigida f. lapuënsis | (Vain.) Coppins (1981) | No | Ochrolechia frigida f. lapuensis | 748 | LC NR | ||||
| 5684 | Ochrolechia geminipara | (Th. Fr.) Vain. (1881) | No | Toensbergia geminipara | 923 | NT NR Sc | ||||
| 5685 | Ochrolechia inaequatula | (Nyl.) Zahlbr. (1913) | Yes | Ochrolechia inaequatula | 1634 | LC NS | Ochrolechia inaequatula | |||
| 5686 | Ochrolechia incarnata | (Leight.) Kukwa, I. Schmitt & Ertz (2018) | Yes | Ochrolechia incarnata | Pertusaria incarnata | 2734 | So far only from Ireland | NE | Ochrolechia incarnata | |
| 5687 | Ochrolechia inversa | (Nyl.) J.R. Laundon (1963) | No | Lecanora alboflavida | Lecanora inversa | 628 | LC NS | |||
| 5688 | Ochrolechia laevigata | (Räsänen) Verseghy (1962) | Yes | Ochrolechia laevigata | 2599 | NE | Ochrolechia laevigata | |||
| 5689 | Ochrolechia lapuënsis | (Vain.) Räsänen | No | Ochrolechia frigida f. lapuensis | 748 | LC NR | ||||
| 5690 | Ochrolechia lapuënsis | (Vain.) Räsänen | No | Ochrolechia frigida f. lapuensis | 748 | orth. var. | LC NR | |||
| 5691 | Ochrolechia mahluensis | Räsänen (1947) | Yes | Ochrolechia mahluensis | Ochrolechia androgyna auct. p.p. | 2600 | NE | Ochrolechia mahluensis | ||
| 5692 | Ochrolechia microstictoides | Räsänen (1936) | Yes | Ochrolechia microstictoides | Ochrolechia turneri auct. p.p. | 1781 | LC | Ochrolechia microstictoides | ||
| 5693 | Ochrolechia pallescens | auct. brit. p.p. | No | Ochrolechia parella | 926 | LC | ||||
| 5694 | Ochrolechia pallescens | auct. brit. p.p. | No | Ochrolechia szatalaensis | 1494 | LC NS Sc IR | ||||
| 5695 | Ochrolechia pallescens | No | 925 | BLS number no longer used | ||||||
| 5696 | Ochrolechia parella | (L.) A. Massal. (1852) | Yes | Ochrolechia parella | Lecanora parella Ochrolechia pallescens auct. |
926 | LC | Ochrolechia parella | ||
| 5697 | Ochrolechia parella var. turneri | (Sm.) B. de Lesd. | No | Ochrolechia turneri | 929 | LC | ||||
| 5698 | Ochrolechia pseudotartarea | (Vain.) Verseghy (1962) | No | Ochrolechia szatalaensis | 1494 | LC NS Sc IR | ||||
| 5699 | Ochrolechia subviridis | (Høeg) Erichsen (1930) | Yes | Ochrolechia subviridis | Ochrolechia yasudae auct. | 927 | LC | Ochrolechia subviridis | ||
| 5700 | Ochrolechia szatalaensis | Verseghy (1958) | Yes | Ochrolechia szatalaensis | Ochrolechia pallescens auct. p.p. | 1494 | LC NS Sc IR | Ochrolechia szatalaënsis |