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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1651 | Catillaria subnigrata | (Nyl.) Herre | No | Micarea subnigrata | 891 | LC NS | ||||
| 1652 | Catillaria subviridis | (Nyl.) Zahlbr. (1926) | Yes | Catillaria subviridis | 321 | VU D2 NR X | Catillaria subviridis | |||
| 1653 | Catillaria umbraticula | (Nyl.) P. James | No | Lecania cuprea | 143 | LC NS | ||||
| 1654 | Catillaria usneicola | Etayo (2000) | Yes | Catillaria usneicola | 2465 | NE NR | LF | Catillaria usneicola | ||
| 1655 | Catinaria atropurpurea | (Schaer.) Vězda & Poelt (1981) | Yes | Catinaria atropurpurea | Biatorina atropurpurea Catillaria atropurpurea |
183 | LC L* | Catinaria atropurpurea | ||
| 1656 | Catinaria grossa | (Pers. ex Nyl.) Vain. | No | Megalaria grossa | 323 | LC | ||||
| 1657 | Catinaria intermixta | auct., non (Nyl.) P. James | No | Megalaria laureri | 324 | EN D NR P Eng S8 IR | ||||
| 1658 | Catinaria isidioides | Sanderson, P.F. Cannon & Aptroot (2024) | Yes | Catinaria isidioides | 2885 | NE NR | Catinaria isidioides | |||
| 1659 | Catinaria laureri | (Hepp ex Th. Fr.) Degel. | No | Megalaria laureri | 324 | EN D NR P Eng S8 IR | ||||
| 1660 | Catinaria leucoplaca | auct. | No | Megalaria grossa | 323 | LC | ||||
| 1661 | Catinaria neuschildii | (Körb.) P. James (1965) | Yes | Catinaria neuschildii | Catillaria neuschildii | 184 | VU D2 NR Sc | Catinaria neuschildii | ||
| 1662 | Catinaria papillosa | Coppins ad int. | Yes | Catinaria papillosa | Catinaria papillosa | 1913 | unpublished name | NE | Catinaria papillosa | |
| 1663 | Catinaria pulverea | (Borrer) Vezda & Poelt | No | Megalaria pulverea | 318 | LC | ||||
| 1664 | Catolechia wahlenbergii | (Ach.) Flot. (1849) | Yes | Catolechia wahlenbergii | Buellia wahlenbergii | 325 | VU D1 NR Sc S8 | Catolechia wahlenbergii | ||
| 1665 | Cavernularia hultenii | Degel. (1938) | No | Hypogymnia hultenii | 326 | LC NS Sc IR | ||||
| 1666 | Cecidonia umbonella | (Nyl.) Triebel & Rambold (1988) | Yes | Cecidonia umbonella | Lecidea umbonata auct. Lecidea umbonella |
789 | LC NS | LF | Cecidonia umbonella | |
| 1667 | Cecidonia xenophana | (Körb.) Triebel & Rambold (1988) | Yes | Cecidonia xenophana | Lecidea umbonella var. alumnula | 1838 | LC NS | LF | Cecidonia xenophana | |
| 1668 | Celidium fuscopurpureum | Tul. (1852) | No | Arthonia fuscopurpurea | 775 | LC NS | LF | |||
| 1669 | Celidium keisslerianum | Gyelnik (1939) | No | Pseudocyphellaria citrina | 1195 | name represents ascomata of the lichen | LC Sc IR | |||
| 1670 | Celidium lichenum | (Sommerf.) Schroet. | No | Plectocarpon lichenum | 2153 | LC NS | LF | |||
| 1671 | Celidium lichenum | (Sommerf.) Schroet. | No | Plectocarpon lichenum | 2153 | LC NS | LF | |||
| 1672 | Celidium varians | (Davies) Arnold (1862) | No | Arthonia varians | 714 | LC | LF | |||
| 1673 | Celidium varians f. parasemoides | (Nyl.) Arnold (1874) | No | Arthonia intexta | 1933 | NE NR | LF | |||
| 1674 | Celidium varium | (Tul.) A. Massal. (1856) | No | Phacothecium varium | 1953 | LC NR | LF | |||
| 1675 | Celothelium ischnobelum | (Nyl.) M.B. Aguirre (1991) | Yes | Celothelium ischnobelum | Leptorhaphis carrollii Leptorhaphis ischnobela Tomasellia ischnobela |
1566 | LC | Celothelium ischnobelum | ||
| 1676 | Cenomyce alcicornis | (Lightf.) Ach. | No | Cladonia foliacea | 387 | LC | ||||
| 1677 | Cenomyce sparassa | (Ach.) Ach. | No | Cladonia squamosa var. squamosa | 2365 | LC | ||||
| 1678 | Cephalotrichum phillipsii | (Berk. & Leight.) S. Hughes (1958) | No | Leightoniomyces phillipsii | 2080 | NE NR | LF | |||
| 1679 | Cerania vermicularis | (Sw.) Gray (1821) | No | Thamnolia vermicularis | 1382 | LC | ||||
| 1680 | Ceratobasidium bulbillifaciens | Diederich & Lawrey (2014) | Yes | Ceratobasidium bulbillifaciens | 2642 | considered to be facultatively lichenicolous | NE | LF | Ceratobasidium bulbillifaciens |