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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 781 | Bacidina sulphurella | (Samp.) M. Hauck & V. Wirth (2010) | No | Bacidina modesta | 2502 | LC NS | ||||
| 782 | Bactrospora corticola | (Fr.) Almq. (1869) | Yes | Bactrospora corticola | Lecanactis corticola | 172 | LC NS | Bactrospora corticola | ||
| 783 | Bactrospora dryina | (Ach.) A. Massal. (1852) | Yes | Bactrospora dryina | Lecanactis dryina | 173 | CR D NR Sc | Bactrospora dryina | ||
| 784 | Bactrospora homalotropa | (Nyl.) Egea & Torrente (1989) | Yes | Bactrospora homalotropa | Conotrema homalotropum Lecanactis homalotropa | 599 | LC NS Sc IR | Bactrospora homalotropa | ||
| 785 | Baeomyces anomalus | sensu Taylor in Mackay (1836) | No | Herteliana gagei | 557 | LC NS | ||||
| 786 | Baeomyces carneus | Flörke (1821) | Yes | Baeomyces carneus | 141 | DD NR Sc | Baeomyces carneus | |||
| 787 | Baeomyces furfuraceus | (L.) Taylor | No | Chaenotheca furfuracea | 466 | LC | ||||
| 788 | Baeomyces icmadophilus | (L. f.) Bory | No | Icmadophila ericetorum | 584 | LC | ||||
| 789 | Baeomyces placophyllus | Ach. (1803) | Yes | Baeomyces placophyllus | 174 | LC M* | Baeomyces placophyllus | |||
| 790 | Baeomyces roseus | Pers. | No | Dibaeis baeomyces | 175 | LC | ||||
| 791 | Baeomyces rufus | (Huds.) Rebent. (1804) | Yes | Baeomyces rufus | 176 | LC | Baeomyces rufus | |||
| 792 | Baeomyces rufus f. subsquamulosus | (Nyl.) Frey | No | Baeomyces rufus | 176 | LC | ||||
| 793 | Bagliettoa baldensis s. str. | (A. Massal.) Vezda (1981) | Yes | Bagliettoa baldensis s. str. | Verrucaria baldensis auct. p.p. | 2840 | Records restricted to those confirmed from sequence data | NE | ||
| 794 | Bagliettoa calciseda | (DC.) Gueidan & Cl. Roux (2007) | Yes | Bagliettoa calciseda | Verrucaria calciseda | 1480 | LC NS | Bagliettoa calciseda | ||
| 795 | Bagliettoa parmigera s. lat. | (J.Steiner) Vězda & Poelt (1981) s. lat. | Yes | Bagliettoa parmigera s. lat. | 1479 | Bagliettoa parmigera s. str. has not yet been reported from GBI | LC | Bagliettoa parmigera s. lat. | ||
| 796 | Bagliettoa parmigerella | (Zahlbr.) Vezda & Poelt (1981) | Yes | Bagliettoa parmigerella | Verrucaria parmigerella | 1621 | LC NR | Bagliettoa parmigerella | ||
| 797 | Bagliettoa steineri | (Kušan) Vězda (1981) | Yes | Bagliettoa steineri | 2841 | Records restricted to those confirmed from sequence data | NE | |||
| 798 | Bagliettoa suzaeana | (Servít) Gueidan & Cl. Roux (2014) | Yes | Bagliettoa suzaeana | 2842 | Records restricted to those confirmed from sequence data | NE | |||
| 799 | Bellamyces quercus | Crous, Coppins & U. Braun (2020) | Yes | Bellamyces quercus | 2782 | Known only from cultured isolate | NE NR | LF | Bellamyces quercus | |
| 800 | Bellemerea alpina | (Sommerf.) Clauzade & Cl. Roux (1984) | Yes | Bellemerea alpina | Aspicilia alpina Lecanora alpina | 101 | CR B NR S Sc | Bellemerea alpina | ||
| 801 | Bellicidia incompta | (Borrer ex Hook.) Kistenich, Timdal, Bendiksby & S. Ekman (2018) | Yes | Bellicidia incompta | Bacidia incompta | 153 | name will probably be adopted soon | VU A P Eng Sc Wa | Bellicidia incompta | |
| 802 | Belonia calcicola | Walt. Watson (1935) | Yes | Belonia calcicola | Gyalecta calcicola | 177 | DD NR ?E P Eng IR | Belonia calcicola | ||
| 803 | Belonia incarnata | Th. Fr. & Graewe (1865) | Yes | Belonia incarnata | Gongylia incarnata; Gyalecta incarnata | 178 | LC NS M* | Belonia incarnata | ||
| 804 | Belonia nidarosiensis | (Kindt) P.M. Jørg. & Vězda (1983) | No | Clathroporinopsis nidarosiensis | 179 | LC | ||||
| 805 | Belonia russula | Körb. ex Nyl. (1857) | Yes | Belonia russula | Gyalecta russula | 180 | LC NS | Belonia russula | ||
| 806 | Beloniella nitschkei | (Körb.) Rehm | No | Skyttea nitschkei | 1342 | LC | LF | |||
| 807 | Biatora aeneofusca | sensu Walt. Watson, non (Flörke) Arnold | No | Trapeliopsis gelatinosa | 726 | LC | ||||
| 808 | Biatora aestivalis | (Ohlert) Lindau (1913) | No | Vezdaea aestivalis | 1520 | LC M* | ||||
| 809 | Biatora albohyalina | auct. brit., non (Nyl.) Bagl. & Carestia | No | Lecania cyrtellina | 614 | LC | ||||
| 810 | Biatora albohyalina | (Nyl.) Bagl. & Carestia | No | Lecidea albohyalina | Lecidea albohyalina (Nyl.) Th. Fr., incorrectly reported from the British Isles |