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 Sort ascending | Authority | Is Current Name? | Current Taxon Name | Synonyms | BLS Number | Comments | Conservation Evaluation | Group | Account & Map |
|---|---|---|---|---|---|---|---|---|---|---|
| 8221 | Bacidia squamellosa | auct. brit. non (S. Ekman) Coppins & Aptroot | No | Bacidina celtica | 1732 | LC NS | ||||
| 8222 | Bacidia squamellosa | (S. Ekman) Coppins & Aptroot (2008) | No | Bacidina squamellosa | Incorrectly reported from the Britih Isles | |||||
| 8223 | Bacidia spododes | (Nyl.) Zahlbr. | No | Micarea nitschkeana | 885 | LC | ||||
| 8224 | Bacidia sphaeroides | auct. brit. p.p. | No | Bilimbia sabuletorum | 165 | LC | ||||
| 8225 | Bacidia sphaeroides | auct. brit. p.p. | No | Lecania naegelii | 159 | LC | ||||
| 8226 | Bacidia sphaeroides | auct. brit. p.p. | No | Micarea alabastrites | 871 | LC Sc IR | ||||
| 8227 | Bacidia sphaeroides | (Dicks.) Zahlbr., non auct. brit. p.max.p. | No | Mycobilimbia sphaeroides | 320 | LC L* | ||||
| 8228 | Bacidia sipmanii | M. Brand, Coppins, van den Boom & Sérus. (2009) | Yes | Bacidia sipmanii | 2501 | NE NR | Bacidia sipmanii | |||
| 8229 | Bacidia scopulicola | auct. p.min.p. [non-isidiate/sorediate specimens] | No | Bacidia sipmanii | 2501 | name or specific epithet valid but has been misused in the past | NE NR | |||
| 8230 | Bacidia scopulicola | (Nyl.) A.L. Sm. (1911) | Yes | Bacidia scopulicola | 166 | LC | Bacidia scopulicola | |||
| 8231 | Bacidia saxenii | Erichsen (1941) | No | Bacidina saxenii | 1593 | LC NS | ||||
| 8232 | Bacidia salicicola | Wheldon & Travis (1915) | No | Scoliciosporum chlorococcum | 1320 | LC | ||||
| 8233 | Bacidia sabuletorum | (Schreb.) Lettau (1912) | No | Bilimbia sabuletorum | 165 | LC | ||||
| 8234 | Bacidia rubella | (Hoffm.) A. Massal. (1852) | Yes | Bacidia rubella | Bacidia luteola | 164 | LC | Bacidia rubella | ||
| 8235 | Bacidia rosella | auct. brit. p.p. | No | Bacidina phacodes | 161 | LC | ||||
| 8236 | Bacidia rosella | auct. brit. p.p. | No | Bacidia rubella | 164 | LC | ||||
| 8237 | Bacidia pulvinata | (Taylor) Mudd | No | Toninia thiopsora | 1425 | LC NS | ||||
| 8238 | Bacidia pruinosa | P. James (1971) | No | Scoliciosporum pruinosum | 1321 | LC | ||||
| 8239 | Bacidia prasinoides | (Nyl.) Nyl. (1870) | No | Lecania cuprea | 143 | LC NS | ||||
| 8240 | Bacidia polysita | (Stirt.) A.L. Sm. | No | Bacidia polychroa | 163 | Ex | ||||
| 8241 | Bacidia polychroa | (Th. Fr.) Körb. (1860) | Yes | Bacidia polychroa | 163 | Ex | Bacidia polychroa | |||
| 8242 | Bacidia plumbina | (Anzi) R Sant. | No | Toninia plumbina | 1907 | NT NR Sc | LF | |||
| 8243 | Bacidia phacodes | Körb. (1860) | No | Bacidina phacodes | 161 | LC | ||||
| 8244 | Bacidia obscurata | (Sommerf.) Zahlbr. | No | Mycobilimbia tetramera | 160 | VU D1+2 NR Sc | ||||
| 8245 | Bacidia nitschkeana | (J. Lahm ex Rabenh.) Zahlbr. | No | Micarea nitschkeana | 885 | LC | ||||
| 8246 | Bacidia neosquamulosa | Aptroot & Herk (1999) | No | Bacidina neosquamulosa | 130 | LC NS | ||||
| 8247 | Bacidia naegelii | (Hepp) Zahlbr. (1909) | No | Lecania naegelii | 159 | LC | ||||
| 8248 | Bacidia myrtillicola | Erichsen (1939) | No | Fellhaneropsis myrtillicola | 1829 | LC NR | ||||
| 8249 | Bacidia muscorum | (Ach.) Mudd (1861) | No | Toniniopsis bagliettoana | 158 | LC | ||||
| 8250 | Bacidia microcarpa | (Th. Fr.) Lettau | No | Bilimbia microcarpa | 157 | Bilimbia microcarpa (Th. Fr.) Th. Fr., incorrectly recorded from the British Isles |