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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1111 | Brianaria sylvicola | (Flot. ex Körb.) S. Ekman & M. Svensson (2014) | Yes | Brianaria sylvicola | Lecidea sylvicola; Micarea sylvicola | 893 | LC | Brianaria sylvicola | ||
| 1112 | Brianaria tuberculata | (Sommerf) S. Ekman & M. Svensson (2014) | Yes | Brianaria tuberculata | Lecidea latens; Micarea tuberculata | 896 | LC NS | Brianaria tuberculata | ||
| 1113 | Briancoppinsia cytospora | (Vouaux) Diederich, Ertz, Lawrey & van den Boom (2011) | Yes | Briancoppinsia cytospora | Phoma cytospora | 2146 | LC NR | LF | Briancoppinsia cytospora | |
| 1114 | Brianiopsis globulosa | (Coppins) S.Y. Kondr. (2022) | No | Lambiella globulosa | 1992 | NT NR Sc | ||||
| 1115 | Brianiopsis gyrizans | (Nyl.) S.Y. Kondr. (2022) | No | Lambiella gyrizans | 725 | LC NS | ||||
| 1116 | Brianiopsis mullensis | (Stirt.) S.Y. Kondr. (2022) | No | Lambiella mullensis | 752 | LC NS E IR | ||||
| 1117 | Brigantiaea fuscolutea | (Dicks.) R. Sant. (1981) | Yes | Brigantiaea fuscolutea | Lopadium fuscoluteum | 186 | NT NR Sc | Brigantiaea fuscolutea | ||
| 1118 | Brodoa intestiniformis | (Vill.) Goward (1987) | Yes | Brodoa intestiniformis | Hypogymnia intestiniformis Parmelia intestiniformis | 581 | CR B, D NR S Sc | Brodoa intestiniformis | ||
| 1119 | Bryobilimbia ahlesii | (Körb.) Fryday, Printzen & S. Ekman (2014) | Yes | Bryobilimbia ahlesii | Lecidea ahlesii; Lecidea valentior | 790 | LC NS | Bryobilimbia ahlesii | ||
| 1120 | Bryobilimbia hypnorum | (Lib.) Fryday, Printzen & S. Ekman (2014) | Yes | Bryobilimbia hypnorum | Lecidea hypnorum; Lecidea templetonii | 730 | LC NS | Bryobilimbia hypnorum | ||
| 1121 | Bryobilimbia sanguineoatra | (Wulfen) Fryday, Printzen & S. Ekman (2014) | Yes | Bryobilimbia sanguineoatra | Lecidea sanguineoatra | 1772 | LC NS | Bryobilimbia sanguineoatra | ||
| 1122 | Bryonora curvescens | (Mudd) Poelt (1983) | Yes | Bryonora curvescens | Lecania curvescens | 645 | VU D2 NR Sc | Bryonora curvescens | ||
| 1123 | Bryophagus gloeocapsa | Nitschke ex Arnold (1862) | No | Cryptodiscus gloeocapsa | 187 | LC NS | ||||
| 1124 | Bryoria bicolor | (Ehrh.) Brodo & D. Hawksw. (1977) | Yes | Bryoria bicolor | Alectoria bicolor | 188 | LC NS | Bryoria bicolor | ||
| 1125 | Bryoria capillaris | (Ach.) Brodo & D. Hawksw. (1977) | Yes | Bryoria capillaris | Alectoria capillaris | 189 | LC NS | Bryoria capillaris | ||
| 1126 | Bryoria chalybeiformis | (L.) Brodo & D. Hawksw. (1977) | Yes | Bryoria chalybeiformis | Alectoria chalybeiformis | 190 | LC NS | Bryoria chalybeiformis | ||
| 1127 | Bryoria furcellata | (Fr.) Brodo & D. Hawksw. (1977) | Yes | Bryoria furcellata | Alectoria nidulifera | 191 | VU D1 NR P Sc S8 | Bryoria furcellata | ||
| 1128 | Bryoria fuscescens | (Gyeln.) Brodo & D. Hawksw. (1977) | Yes | Bryoria fuscescens | Alectoria fuscescens; Alectoria jubata | 192 | LC | Bryoria fuscescens | ||
| 1129 | Bryoria fuscescens var. positiva | (Gyeln.) Brodo & D. Hawksw. (1977) | No | Bryoria fuscescens | 192 | no longer considered worthy of varietal status | ||||
| 1130 | Bryoria implexa | (Hoffm.) Brodo & D. Hawksw. (1977) | Yes | Bryoria implexa | Alectoria implexa Alectoria trichodes |
197 | Ex | Bryoria implexa | ||
| 1131 | Bryoria lanestris | (Ach.) Brodo & D. Hawksw. (1977) | Yes | Bryoria lanestris | Alectoria lanestris | 194 | LC NS | Bryoria lanestris | ||
| 1132 | Bryoria nadvornikiana | (Gyeln.) Brodo & D. Hawksw. (1977) | Yes | Bryoria nadvornikiana | 195 | VU D2 NR P Eng | Bryoria nadvornikiana | |||
| 1133 | Bryoria nitidula | (Th. Fr.) Brodo & D. Hawksw. (1977) | Yes | Bryoria nitidula | Alectoria nitidula | 196 | Doubtfully British | Bryoria nitidula | ||
| 1134 | Bryoria pseudofuscescens | (Gyeln.) Brodo & D. Hawksw. | No | Bryoria implexa | 197 | Ex | ||||
| 1135 | Bryoria smithii | (Du Rietz) Brodo & D. Hawksw. (1977) | Yes | Bryoria smithii | Alectoria smithii | 198 | CR B NR P Eng Sc Wa | Bryoria smithii | ||
| 1136 | Bryoria subcana | (Nyl. ex Stizenb.) Brodo & D. Hawksw. (1977) | Yes | Bryoria subcana | Alectoria subcana | 199 | LC | Bryoria subcana | ||
| 1137 | Bryoria tenuis | (Å. E. Dahl) Brodo & D. Hawksw. (1977) | Yes | Bryoria tenuis | 2331 | DD NR Sc | Bryoria tenuis | |||
| 1138 | Bryoria vrangiana | (Gyeln.) Brodo & D. Hawksw. | No | incorrectly reported from the British Isles | ||||||
| 1139 | Bryostigma apotheciorum | (A. Massal.) S.Y. Kondr. & J.-S. Hur (2020) | No | Arthonia apotheciorum | 1501 | LC NS | LF | |||
| 1140 | Bryostigma epiphyscium | (Nyl.) S.Y. Kondr. & J.-S. Hur (2020) | No | Arthonia epiphyscia | 122 | LC NR | LF |