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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1081 | Blastenia lauri | Vondrák (2019) | Yes | Blastenia lauri | Caloplaca ferruginea auct. brit. p.p. | LC Sc IR | ||||
| 1082 | Blastenia lauri | Vondrák (2019) | Yes | Blastenia lauri | Caloplaca ferruginea auct. brit. (post 1984) p.max.p. | 252 | LC | |||
| 1083 | Blennothallia crispa | (Huds.) Otálora, P.M. Jørg. & Wedin (2013) | Yes | Blennothallia crispa | Collema crispum; Collema crispum var. metzleri | 440 | LC | Blennothallia crispa | ||
| 1084 | Bombyliospora incana | sensu A.L. Sm. | No | Megalospora tuberculosa | 862 | NT NS P Eng Sc Wa IR | ||||
| 1085 | Bombyliospora pachycarpa | (Delise) De Not. | No | Megalospora tuberculosa | 862 | NT NS P Eng Sc Wa IR | ||||
| 1086 | Borrera astroidea | sensu Mudd | No | Physcia clementei | 1115 | NT NS Sc | ||||
| 1087 | Borrera atlantica | (Ach.) Ach. (1810) | No | Tornabea scutellifera | 1430 | Ex | ||||
| 1088 | Borrera chrysophthalma | (L.) Ach. (1810) | No | Teloschistes chrysophthalmos | 1380 | CR B, C2, D NR P | ||||
| 1089 | Borrera ciliaris | (L.) Ach. (1810) | No | Anaptychia ciliaris | 45 | EN A2 NS P Eng Wa | ||||
| 1090 | Borrera flavicans | (Sw.) Ach. | No | Teloschistes flavicans | 1381 | VU A NS P Eng Wa S8 | ||||
| 1091 | Borrera intricata | (DC.) Mudd (1861) | No | Tornabea scutellifera | 1430 | Ex | ||||
| 1092 | Borrera isidioides | (Borrer) Mudd | No | Rinodina isidioides | 1291 | NT NS P Eng Sc Wa IR | ||||
| 1093 | Borrera leucomela | (L.) Ach. | No | Heterodermia leucomelos | 558 | EN C2 NR P Eng Wa S8 IR | ||||
| 1094 | Borrera obscura | (Ehrh. ex Humb.) Mudd | No | Phaeophyscia orbicularis | 1107 | LC | ||||
| 1095 | Borrera obscura var. virella | (Ach.) Mudd (1861) | No | Phaeophyscia orbicularis | 1107 | LC | ||||
| 1096 | Borrera pulverulenta | sensu Mudd | No | Physconia distorta | 1130 | LC | ||||
| 1097 | Borrera pulverulenta var. grisea | (Lam.) Mudd | No | Physconia grisea | 1127 | LC | ||||
| 1098 | Borrera speciosa | sensu Mudd | No | Heterodermia obscurata | 560 | |||||
| 1099 | Borrera tenella | (Scop.) Ach. (1810) | No | Physcia tenella | 1120 | LC | ||||
| 1100 | Botrydina vulgaris | Bréb. (1839) | No | Lichenomphalia ericetorum | 931 | LC | ||||
| 1101 | Botryolepraria lesdainii | (Hue) Canals, Hern.-Mariné, Gómez-Bolea & Llimona (1997) | Yes | Botryolepraria lesdainii | Lepraria lesdainii | 1628 | LC | Botryolepraria lesdainii | ||
| 1102 | Brianaria bauschiana | (Körb.) S. Ekman & M. Svensson (2014) | Yes | Brianaria bauschiana | Lecidea bauschiana; Lecidea rusticella; Lecidea semipallens; Micarea bauschiana | 873 | LC | Brianaria bauschiana | ||
| 1103 | Brianaria lutulata | (Nyl.) S. Ekman & M. Svensson (2014) | Yes | Brianaria lutulata | Lecidea poliodes; Lecidea polioides; Micarea lutulata | 882 | LC | Brianaria lutulata | ||
| 1104 | Brianaria sylvicola | (Flot. ex Körb.) S. Ekman & M. Svensson (2014) | Yes | Brianaria sylvicola | Lecidea sylvicola; Micarea sylvicola | 893 | LC | Brianaria sylvicola | ||
| 1105 | Brianaria tuberculata | (Sommerf) S. Ekman & M. Svensson (2014) | Yes | Brianaria tuberculata | Lecidea latens; Micarea tuberculata | 896 | LC NS | Brianaria tuberculata | ||
| 1106 | Briancoppinsia cytospora | (Vouaux) Diederich, Ertz, Lawrey & van den Boom (2011) | Yes | Briancoppinsia cytospora | Phoma cytospora | 2146 | LC NR | LF | Briancoppinsia cytospora | |
| 1107 | Brigantiaea fuscolutea | (Dicks.) R. Sant. (1981) | Yes | Brigantiaea fuscolutea | Lopadium fuscoluteum | 186 | NT NR Sc | Brigantiaea fuscolutea | ||
| 1108 | Brodoa intestiniformis | (Vill.) Goward (1987) | Yes | Brodoa intestiniformis | Hypogymnia intestiniformis Parmelia intestiniformis | 581 | CR B, D NR S Sc | Brodoa intestiniformis | ||
| 1109 | Bryobilimbia ahlesii | (Körb.) Fryday, Printzen & S. Ekman (2014) | Yes | Bryobilimbia ahlesii | Lecidea ahlesii; Lecidea valentior | 790 | LC NS | Bryobilimbia ahlesii | ||
| 1110 | Bryobilimbia hypnorum | (Lib.) Fryday, Printzen & S. Ekman (2014) | Yes | Bryobilimbia hypnorum | Lecidea hypnorum; Lecidea templetonii | 730 | LC NS | Bryobilimbia hypnorum |