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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1141 | Bryostigma neglectulum | (Nyl.) S.Y. Kondr. & J.-S. Hur (2020) | No | Arthonia neglectula | 2323 | NE NR | LF | |||
| 1142 | Bryostigma parietinarium | (Hafellner & A. Fleischhacker) S.Y. Kondr. & J.-S. Hur (2020) | No | Arthonia parietinaria | 2683 | NE NS | LF | |||
| 1143 | Bryostigma phaeophysciae | (Grube & Matzer) S.Y. Kondr. & J.-S. Hur (2020) | No | Arthonia phaeophysciae | 1982 | LC NR | LF | |||
| 1144 | Bryostigma stereocaulinum | (Ohlert) S.Y. Kondr. & J.-S. Hur (2020) | No | Arthonia stereocaulina | 2406 | DD NR | LF | |||
| 1145 | Buellia abstracta | (Nyl.) H. Olivier (1903) | Yes | Buellia abstracta | Buellia meiosperma Buellia sequax auct. | 1744 | LC NS | Buellia abstracta | ||
| 1146 | Buellia adjuncta | auct. brit. | No | Buellia pulverea | 211 | LC NS | ||||
| 1147 | Buellia adjuncta | Th. Fr. | No | incorrectly reported from the British Isles | LF | |||||
| 1148 | Buellia advenula | (Leight.) H. Olivier | No | Rhizocarpon advenulum | 1956 | NE NR Sc | ||||
| 1149 | Buellia aethalea | (Ach.) Th. Fr. (1874) | Yes | Buellia aethalea | Buellia stellulata auct. p.p. | 200 | LC | Buellia aethalea | ||
| 1150 | Buellia alboatra | (Hoffm.) Th. Fr. | No | Diplotomma alboatrum | 496 | LC | ||||
| 1151 | Buellia alocizoides | sensu A.L. Sm. p.p. | No | Rinodina bischoffii | 1283 | LC NS | ||||
| 1152 | Buellia alocizoides | (Leight.) A.L. Sm. | No | Rinodina oleae | 1289 | LC | ||||
| 1153 | Buellia alpicola | Anzi (1860) | No | Rhizocarpon alpicola | 1245 | LC NS | ||||
| 1154 | Buellia ambigua | (Ach.) Malme | No | Diplotomma alboatrum | 496 | LC | ||||
| 1155 | Buellia arborea | Coppins & Tønsberg (1992) | Yes | Buellia arborea | 1853 | DD NR Sc | Buellia arborea | |||
| 1156 | Buellia arnoldii | Servít (1931) | Yes | Buellia arnoldii | Hafellia arnoldii | 1854 | NT NR Sc IR | Buellia arnoldii | ||
| 1157 | Buellia aspersa | (Borrer) P. James (1965) | No | Rinodina aspersa | 201 | NT NR Sc | ||||
| 1158 | Buellia asterella | Poelt & Sulzer (1974) | Yes | Buellia asterella | Buellia epigaea | 202 | CR A, C2, D NR P Eng S8 | Buellia asterella | ||
| 1159 | Buellia athallina | Müll. Arg. (1862) | No | Sclerococcum athallinum | 2042 | NE NR | LF | |||
| 1160 | Buellia atrata | (Sm.) Anzi | No | Orphniospora moriopsis var. moriopsis | 969 | LC NS | ||||
| 1161 | Buellia atrata var. brunnea | A.L. Sm. | No | Orphniospora moriopsis var. brunnea | 970 | NE NR | ||||
| 1162 | Buellia atroalba | sensu A.L. Sm. | No | ? Rhizocarpon hochstetteri | ||||||
| 1163 | Buellia badia | (Fr.) A. Massal. (1853) | No | Monerolechia badia | 1546 | LC NS | ||||
| 1164 | Buellia badioatra | sensu A.L. Sm. | No | Rhizocarpon polycarpum | 1270 | LC NS | ||||
| 1165 | Buellia badioatra var. atrobadia | (Nyl.) A.L. Sm. | No | Rhizocarpon polycarpum | 1270 | LC NS | ||||
| 1166 | Buellia biloculata | (Nyl.) H. Olivier (1897) | No | Orcularia insperata | 1282 | DD NR | ||||
| 1167 | Buellia bloxamii | (Berk.) D. Hawksw. | No | Dactylospora bloxamii | Dactylospora bloxamii (Berk.) Hafellner | F | ||||
| 1168 | Buellia canescens | (Dicks.) De Not. | No | Diploicia canescens | 491 | LC | ||||
| 1169 | Buellia chlorophaea | (Hepp ex Leight.) Lettau (1912) | No | Diplotomma chlorophaeum | 497 | LC | ||||
| 1170 | Buellia chlorophaea var. tenuis | I.M. Lamb | No | Diplotomma chlorophaeum | 497 | LC |