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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2251 | Coniocybe pallida | (Pers.) Fr. | No | Sclerophora pallida | 468 | VU C2, D1 NS P Eng Sc | ||||
| 2252 | Coniocybe peronella | (Ach.) Tibell | No | Sclerophora peronella | 469 | NT NS | ||||
| 2253 | Coniocybe sulphurea | (Retz.) Nyl. ex Cromb. (1886) | No | Coniocybe brachypoda | 470 | LC | ||||
| 2254 | Coniocybopsis arenaria | (Hampe ex A. Massal.) Vain. | No | Microcalicium arenarium | 1951 | LC NR | LF | |||
| 2255 | Coniosporium physciae | (Kalchbr.) Sacc. | No | Xanthoriicola physciae | 2272 | LC | LF | |||
| 2256 | Coniothecium graphideorum | (Nyl.) Keissl. | No | Milospium graphideorum | 892 | LC NS | LF | |||
| 2257 | Coniothecium lichenicola | Linds. | No | Sclerococcum sphaerale | 1848 | LC | LF | |||
| 2258 | Coniothecium sphaerale | (Ach.) Keissl. | No | Sclerococcum sphaerale | 1848 | LC | LF | |||
| 2259 | Conotrema homalotropum | (Nyl.) A.L. Sm. | No | Bactrospora homalotropa | 599 | LC NS Sc IR | ||||
| 2260 | Conotrema urceolatum | auct. brit. | No | Bactrospora homalotropa | 599 | LC NS Sc IR | ||||
| 2261 | Coppinsia minutissima | Lumbsch & Heibel (1998) | Yes | Coppinsia minutissima | 1977 | LC NS | Coppinsia minutissima | |||
| 2262 | Coppinsidea alba | (Coppins & Vězda) S.Y. Kondr., Farkas & Lőkös (2019) | No | Biatora veteranorum | 1911 | VU D1 NR Sc IR | ||||
| 2263 | Coppinsidea aphana | (Nyl.) S.Y. Kondr., Farkas & Lőkös (2019) | No | Catillaria aphana | 696 | NT NR X Eng Sc | ||||
| 2264 | Coppinsidea fuscoviridis | (Anzi) S.Y. Kondr., Farkas & Lőkös (2019) | No | Bacidia fuscoviridis | 148 | LC NS Sc | ||||
| 2265 | Coppinsidea scotinodes | (Nyl.) S.Y. Kondr., Farkas & Lőkös (2019) | No | Catillaria scotinodes | 770 | LC NS | ||||
| 2266 | Coppinsiella ulcerosa | (Coppins & P.James) S.Y. Kondr. & Lőkös (2018) | Yes | Coppinsiella ulcerosa | Caloplaca ulcerosa | 283 | LC | Coppinsiella ulcerosa | ||
| 2267 | Coriscium viride | (Ach.) Vain. (1890) | No | Lichenomphalia hudsoniana | 934 | |||||
| 2268 | Cornicularia aculeata | (Schreb.) Ach. (1803) | No | Cetraria aculeata | 430 | LC | ||||
| 2269 | Cornicularia aculeata var. sorediata | (Du Rietz) Du Rietz (1926) | No | Taeniolella rolfii | 2327 | Cetraria aculeata parasitized by Taeniolella rolfii {LF} | NE NR | |||
| 2270 | Cornicularia bicolor | (Ehrh.) Ach. | No | Bryoria bicolor | 188 | LC NS | ||||
| 2271 | Cornicularia heteromalla | (Sm.) Hook. (1844) | No | application uncertain | ||||||
| 2272 | Cornicularia lanata | auct. | No | Pseudephebe pubescens | 1191 | LC | ||||
| 2273 | Cornicularia muricata | (Ach.) Ach. | No | Cetraria muricata | 431 | LC | ||||
| 2274 | Cornicularia normoerica | (Gunnerus) Du Rietz (1926) | Yes | Cornicularia normoerica | Cornicularia tristis | 472 | LC | Cornicularia normoerica | ||
| 2275 | Cornicularia pubescens | auct. p.p. | No | Ephebe lanata | 509 | LC | ||||
| 2276 | Cornicularia pubescens | (L.) Ach. | No | Pseudephebe pubescens | 1191 | LC | ||||
| 2277 | Cornicularia tristis | (Weber) Hoffm. | No | Cornicularia normoerica | 472 | LC | ||||
| 2278 | Cornutispora ciliata | Kalb (1993) | No | Spirographa ciliata | 2035 | NE NR | LF | |||
| 2279 | Cornutispora lichenicola | D. Hawksw. & B. Sutton (1976) | No | Spirographa lichenicola | 2036 | LC | LF | |||
| 2280 | Cornutispora pyramidalis | Etayo (2010) | No | Spirographa pyramidalis | 2764 | NE NR | LF |