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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1711 | Cetraria muricata | (Ach.) Eckfeldt (1895) | Yes | Cetraria muricata | Coelocaulon aculeatum subsp. hispidum Coelocaulon muricatum Cornicularia muricata |
431 | LC | Cetraria muricata | ||
| 1712 | Cetraria nivalis | (L.) Ach. | No | Flavocetraria nivalis | 336 | NT NS Sc | ||||
| 1713 | Cetraria norvegica | (Lynge) Du Rietz | No | Platismatia norvegica | 1146 | LC NS Sc IR | ||||
| 1714 | Cetraria odontella | (Ach.) Ach. | No | incorrectly reported from the British Isles | ||||||
| 1715 | Cetraria pinastri | (Scop.) Gray | No | Vulpicida pinastri | 337 | NT NR P Sc | ||||
| 1716 | Cetraria polyschiza | (Nyl.) Jatta (1900) | No | Melanelia hepatizon | 332 | LC NS | ||||
| 1717 | Cetraria scutata | auct. | No | Tuckermannopsis chlorophylla | 327 | LC | ||||
| 1718 | Cetraria sepincola | auct. 19th C | No | Tuckermannopsis chlorophylla | 327 | LC | ||||
| 1719 | Cetraria sepincola | (Ehrh.) Ach. (1803) | Yes | Cetraria sepincola | 338 | LC | Cetraria sepincola | |||
| 1720 | Cetraria stuppea | (Flot. ex Körb.) Sandst. (1912) | No | Cetraria muricata | 431 | LC | ||||
| 1721 | Cetraria ulophylla | (Ach.) Rebent. | No | Tuckermannopsis chlorophylla | 327 | LC | ||||
| 1722 | Cetrariella commixta | (Nyl.) A. Thell & Kärnefelt (2004) | Yes | Cetrariella commixta | Cetraria commixta Cetraria fahlunensis auct. p.p. Melanelia commixta |
328 | LC NS | Cetrariella commixta | ||
| 1723 | Cetrariella delisei | (Bory ex Schaer.) Kärnefelt & A. Thell (1993) | Yes | Cetrariella delisei | Cetraria delisei Cetraria hiascens |
330 | NT NR Sc | Cetrariella delisei | ||
| 1724 | Cetrelia cetrarioides | (Delise ex Duby) W.L. Culb. & C.F. Culb. (1968) | Yes | Cetrelia cetrarioides | 2353 | chemical race of C. olivetorum | LC | CR | Cetrelia cetrarioides | |
| 1725 | Cetrelia chicitae | (W.L. Culb.) W.L. Culb. & C.F. Culb. (1968) | Yes | Cetrelia chicitae | 2354 | chemical race of C. olivetorum | NE NR | CR | Cetrelia chicitae | |
| 1726 | Cetrelia monachorum | (Zahlbr.) W.L. Culb. & C.F. Culb. (1968) | Yes | Cetrelia monachorum | 2355 | chemical race of C. olivetorum | LC | CR | Cetrelia monachorum | |
| 1727 | Cetrelia olivetorum s. lat. | s. lat. | Yes | Cetrelia olivetorum s. lat. | Parmelia cetrarioides s. lat. | 339 | LC | Cetrelia olivetorum s. lat. | ||
| 1728 | Cetrelia olivetorum s. str. | (Nyl.) W.L. Culb. & C.F. Culb. s. str. (1968) | Yes | Cetrelia olivetorum s. str. | 2352 | chemical race of C. olivetorum | NE NR | CR | Cetrelia olivetorum s. str. | |
| 1729 | Chaenotheca acicularis | auct. | No | Chaenotheca hispidula | 345 | LC NS | ||||
| 1730 | Chaenotheca aeruginosa | auct. p.p. | No | Chaenotheca stemonea | 348 | LC NS | ||||
| 1731 | Chaenotheca aeruginosa | (Turner ex Sm.) A.L. Sm. | No | Chaenotheca trichialis | 349 | LC | ||||
| 1732 | Chaenotheca brachypoda | (Ach.) Tibell (1987) | Yes | Chaenotheca brachypoda | Chaenotheca sulphurea Coniocybe sulphurea |
470 | LC | Chaenotheca brachypoda | ||
| 1733 | Chaenotheca brunneola | (Ach.) Müll. Arg. (1862) | Yes | Chaenotheca brunneola | 341 | LC | Chaenotheca brunneola | |||
| 1734 | Chaenotheca brunneola var. elassospora | (Nyl.) A.L. Sm. | No | Chaenotheca trichialis | 349 | LC | ||||
| 1735 | Chaenotheca carthusiae | (Harm.) Lettau | No | Chaenotheca chlorella | 342 | NT NS Sc | ||||
| 1736 | Chaenotheca chlorella | sensu Duncan (1970) | No | Chaenotheca phaeocephala | 347 | CR B NR P Wa | ||||
| 1737 | Chaenotheca chlorella | (Ach.) Müll. Arg. (1862) | Yes | Chaenotheca chlorella | Chaenotheca carthusiae | 342 | NT NS Sc | Chaenotheca chlorella | ||
| 1738 | Chaenotheca chrysocephala | (Ach.) Th. Fr. (1860) | Yes | Chaenotheca chrysocephala | 343 | LC | Chaenotheca chrysocephala | |||
| 1739 | Chaenotheca chrysocephala var. filaris | (Ach.) Dalla Torre & Sarnth. | No | Chaenotheca chrysocephala | 343 | LC | ||||
| 1740 | Chaenotheca chrysocephala var. melanocephala | (Nyl.) A.L. Sm. | No | Chaenotheca chrysocephala | 343 | LC |