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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 9031 | Woessia arnoldiana | (Körb.) Sérus. & Diederich (1998) | No | Bacidina arnoldiana | 132 | LC | ||||
| 9032 | Woessia caligans | (Nyl.) Sérus. & Diederich (1998) | No | Bacidina caligans | 137 | LC NS | ||||
| 9033 | Woessia delicata | (Larbal. ex Leight.) Sérus. & Diederich (1998) | No | Bacidina delicata | 144 | LC | ||||
| 9034 | Woessia inundata | (Fr.) Sérus. & Diederich (1998) | No | Bacidina inundata | 154 | LC | ||||
| 9035 | Xanthoanaptychia chrysophthalma | (L. f.) S.Y. Kondr. & Kärnefelt (2003) [? nom. illeg.] | No | Teloschistes chrysophthalmos | 1380 | CR B, C2, D NR P | ||||
| 9036 | Xanthocarpia crenulatella | (Nyl.) Frödén, Arup & Søchting (2013) | Yes | Xanthocarpia crenulatella | Caloplaca crenulatella | 249 | LC | Xanthocarpia crenulatella | ||
| 9037 | Xanthocarpia diffusa | (Vondrák & Llimona) Frödén, Arup & Søchting (2013) | Yes | Xanthocarpia diffusa | Caloplaca diffusa | 2592 | NE NR | Xanthocarpia diffusa | ||
| 9038 | Xanthocarpia fulva | (Harm.) Nav.-Ros. & Roux (2023) | Yes | Xanthocarpia fulva | Caloplaca marmorata auct.; Caloplaca lactea auct. brit.; Xanthocarpia marmorata auct. | 264 | LC | Xanthocarpia fulva | ||
| 9039 | Xanthocarpia marmorata | auct. non (Bagl.) Frödén, Arup & Søchting (2013) | No | Xanthocarpia fulva | 264 | LC | ||||
| 9040 | Xanthocarpia ochracea | (Schaer.) A. Massal. & De Not. (1853) | Yes | Xanthocarpia ochracea | Caloplaca ochracea; Caloplaca tetrasticha | 272 | LC NS Sc | Xanthocarpia ochracea | ||
| 9041 | Xanthomendoza coppinsii | S.Y. Kondr. & Kärnefelt & Søchting (2010) | No | Xanthomendoza oregana | 2894 | NE | ||||
| 9042 | Xanthomendoza fulva | (Hoffm.) Søchting, Kärnefelt & S.Y. Kondr. (2002) | Yes | Xanthmendoza fulva | Gallowayella fulva; Xanthoria candelaria auct. p.p.; Xanthoria fulva | 1918 | doubtfully British | DD NR | Xanthomendoza fulva | |
| 9043 | Xanthomendoza oregana | (Gyeln.) Søchting, Kärnefelt & S.Y. Kondr. (2002) | Yes | Xanthomendoza oregana | Xanthomendoza coppinsii; Xanthoria ulophyllodes auct. p.p. | 2894 | Most British records of X. ulophyllodes probably belong here | NE | ||
| 9044 | Xanthomendoza ulophyllodes | (Räsänen) Søchting, Kärnefelt & S.Y. Kondr. (2002) | Yes | Xanthomendoza ulophyllodes | Xanthoria candelaria auct. p.p.; Xanthoria fallax auct. brit.; Xanthoria ulophyllodes | 1909 | Most British records probably refer to X. oregana | LC NS | Xanthomendoza ulophyllodes | |
| 9045 | Xanthoparmelia conspersa | (Ehrh. ex Ach.) Hale (1974) | Yes | Xanthoparmelia conspersa | Parmelia conspersa Parmelia taractica |
988 | LC | Xanthoparmelia conspersa | ||
| 9046 | Xanthoparmelia delisei | (Duby) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch (1978) | Yes | Xanthoparmelia delisei | Neofuscelia delisei Parmelia delisei |
990 | LC NS | Xanthoparmelia delisei | ||
| 9047 | Xanthoparmelia loxodes | (Nyl.) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch (1978) | Yes | Xanthoparmelia loxodes | Parmelia loxodes Neofuscelia loxodes |
1003 | LC | Xanthoparmelia loxodes | ||
| 9048 | Xanthoparmelia luteonotata | (J. Steiner) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch (1978) | Yes | Xanthoparmelia luteonotata | Parmelia luteonotata Neofuscelia luteonotata |
2343 | DD NR | Xanthoparmelia luteonotata | ||
| 9049 | Xanthoparmelia mougeotii | (Schaer. ex D. Dietr.) Hale (1974) | Yes | Xanthoparmelia mougeotii | Parmelia mougeotii | 1005 | LC | Xanthoparmelia mougeotii | ||
| 9050 | Xanthoparmelia perrugata | (Nyl.) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch (2004) | Yes | Xanthoparmelia perrugata | Neofuscelia perrugata | 2473 | LC NS | Xanthoparmelia perrugata | ||
| 9051 | Xanthoparmelia protomatrae | (Gyeln.) Hale (1974) | Yes | Xanthoparmelia protomatrae | Parmelia protomatrae | 1784 | DD NR | Xanthoparmelia protomatrae | ||
| 9052 | Xanthoparmelia pulla | (Ach.) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch (1978) | Yes | Xanthoparmelia pulla | Parmelia pulla Neofuscelia pulla |
1009 | LC | Xanthoparmelia pulla | ||
| 9053 | Xanthoparmelia somloensis | (Gylen.) Hale | No | incorrectly reported from the British Isles | ||||||
| 9054 | Xanthoparmelia tinctina | (Maheu & A. Gillet) Hale (1974) | Yes | Xanthoparmelia tinctina | Parmelia tinctina | 1025 | VU D2 NR | Xanthoparmelia tinctina | ||
| 9055 | Xanthoparmelia verruculifera | (Nyl.) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch (1978) | Yes | Xanthoparmelia verruculifera | Parmelia isidiotyla auct. Parmelia verruculifera Neofuscelia verruculifera |
1026 | LC | Xanthoparmelia verruculifera | ||
| 9056 | Xanthoria aureola | (Ach.) Erichsen (1930) | Yes | Xanthoria aureola | Xanthoria ectaneoides; Xanthoria parietina var. ectanea | 1538 | LC | Xanthoria aureola | ||
| 9057 | Xanthoria aureola auct. brit. (pre-2005) | auct. brit. (pre-2005) | No | Xanthoria calcicola | 1526 | name or specific epithet valid but has been misused in the past | LC | |||
| 9058 | Xanthoria calcicola | Oxner (1937) | Yes | Xanthoria calcicola | Xanthoria aureola auct. p.p. | 1526 | LC | Xanthoria calcicola | ||
| 9059 | Xanthoria candelaria | auct. p.p. | No | Xanthomendoza fulva | 1918 | name or specific epithet valid but has been misused in the past | DD NR | |||
| 9060 | Xanthoria candelaria | auct. p.p. | No | Polycauliona ucrainica | 950 | name or specific epithet valid but has been misused in the past | LC NS |