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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1201 | Buellia papillata | (Sommerf.) Tuck. (1866) | No | Tetramelas papillatus | 256 | CR D NR Sc | ||||
| 1202 | Buellia pharcidia | (Ach.) Malme | No | Diplotomma pharcidium | 2316 | DD NR P Sc | ||||
| 1203 | Buellia polospora | (Leight.) Shirley (1894) | No | Orcularia insperata | 1282 | DD NR | ||||
| 1204 | Buellia praecavenda | (Nyl. ex Cromb.) Arnold | No | Amandinea punctata | 212 | LC | ||||
| 1205 | Buellia prospersa | (Nyl.) Riddle (1918) | No | Amandinea pelidna | 1292 | currently a synonym but may be adopted as the correct name in the future | LC ?NS | |||
| 1206 | Buellia pulchella | (Schaer.) Tuck. (1872) | No | Catolechia wahlenbergii | 325 | VU D1 NR Sc S8 | ||||
| 1207 | Buellia pulverea | Coppins & P. James (1978) | Yes | Buellia pulverea | 211 | LC NS | Buellia pulverea | |||
| 1208 | Buellia pulverulenta | (Anzi) Jatta (1900) | No | Tetramelas pulverulentus | 1855 | NE NR Sc | ||||
| 1209 | Buellia punctata | (Hoffm.) A. Massal. | No | Amandinea punctata | 212 | LC | ||||
| 1210 | Buellia punctata var. excelsa | (Leight.) Sheard | No | Buellia sequax | 213 | |||||
| 1211 | Buellia ryssolea | (Leight.) A.L. Sm. | No | Buellia subdisciformis | 217 | LC | ||||
| 1212 | Buellia sanguinolenta | T. Schauer (1965) | Yes | Buellia sanguinolenta | Hafellia sanguinolenta | 1856 | NT NR Sc | Buellia sanguinolenta | ||
| 1213 | Buellia saxatilis | (Schaer.) Körb. (1855) | No | Sclerococcum saxatile | 2050 | NE NR | LF | |||
| 1214 | Buellia saxorum | sensu A.L. Sm. | No | Buellia leptocline | 209 | name or specific epithet valid but has been misused in the past | LC NS | |||
| 1215 | Buellia saxorum | A. Massal. (1852) | Yes | Buellia saxorum | 214 | NT NR | Buellia saxorum | |||
| 1216 | Buellia scabrosa | (Ach.) A. Massal. (1854) | No | Epilichen scabrosus | 510 | LC NS M* | LF | |||
| 1217 | Buellia scabrosa f. athallina | (Müll. Arg.) A.L. Sm. (1911) | No | Sclerococcum athallinum | 2042 | NE NR | LF | |||
| 1218 | Buellia schaereri | De Not. (1846) | Yes | Buellia schaereri | 215 | LC | Buellia schaereri | |||
| 1219 | Buellia sequax | auct. (pre-2011) | No | Buellia abstracta | 1744 | name or specific epithet valid but has been misused in the past | LC NS | |||
| 1220 | Buellia sequax | (Nyl.) Zahlbr. (1931) | Yes | Buellia sequax | Buellia excelsa Buellia punctata var. excelsa |
213 | Buellia sequax | |||
| 1221 | Buellia sororia | Th. Fr. (1874) | No | Buellia aethalea | 200 | LC | ||||
| 1222 | Buellia spuria | (Schaer.) Anzi (1860) | Yes | Buellia spuria | 1857 | DD NR | Buellia spuria | |||
| 1223 | Buellia stellulata | auct. p.max p. | No | Buellia aethalea | 200 | name or specific epithet valid but has been misused in the past | LC | |||
| 1224 | Buellia stellulata | (Taylor) Mudd (1861) | Yes | Buellia stellulata | 216 | Over-recorded in the past owing to confusion with B. aethalea | LC ?NS | Buellia stellulata | ||
| 1225 | Buellia stygia | (Berk. & M.A. Curtis) E. Müll. (1962) | No | Dactylospora stygia | Dactylospora stygia (Berk. & M.A. Curtis) Hafellner | F | ||||
| 1226 | Buellia subdisciformis | (Leight.) Jatta (1900) | Yes | Buellia subdisciformis | 217 | LC | Buellia subdisciformis | |||
| 1227 | Buellia succedens | (Nyl.) Arnold | No | 218 | status doubtful; type not located, BLS number no longer used | |||||
| 1228 | Buellia tomnashiana | Giralt & van den Boom (2011) | Yes | Buellia tomnashiana | 2868 | NE NR | Buellia tomnashiana | |||
| 1229 | Buellia uberior | Anzi (1866) | Yes | Buellia uberior | 1549 | DD NR Sc | Buellia uberior | |||
| 1230 | Buellia venusta | auct. brit. | No | Diplotomma hedinii | 498 | LC NS |