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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 4501 | Lecidea umbonella | Nyl. | No | Cecidonia umbonella | 789 | LC NS | LF | |||
| 4502 | Lecidea umbonella var. alumnula | (Nyl.) Hertel | No | Cecidonia xenophana | 1838 | LC NS | LF | |||
| 4503 | Lecidea umbrina | Ach. | No | Scoliciosporum umbrinum | 1322 | LC | ||||
| 4504 | Lecidea umbrina var. compacta | (Körb.) Leight. | No | Scoliciosporum umbrinum | 1322 | LC | ||||
| 4505 | Lecidea umbrinella | Nyl. (1876) | No | Catillaria lenticularis | 311 | LC | ||||
| 4506 | Lecidea urceolata | auct. brit., non Ach. | No | Bactrospora homalotropa | 599 | LC NS Sc IR | ||||
| 4507 | Lecidea vainioi | H. Magn. | No | Brianaria sylvicola | 893 | LC | ||||
| 4508 | Lecidea valentior | Nyl. | No | Bryobilimbia ahlesii | 790 | LC NS | ||||
| 4509 | Lecidea varians | Ach. (1814) | No | Traponora varians | 1769 | DD NR | ||||
| 4510 | Lecidea vernalis | (L.) Ach. (1803) | No | Biatora vernalis | 791 | LC NS | ||||
| 4511 | Lecidea vernalis subsp. minor | sensu A.L. Sm. | No | Lecania cyrtellina | 614 | LC | ||||
| 4512 | Lecidea verruculosa | (Sm.) Borrer | No | Buellia aethalea | 200 | LC | ||||
| 4513 | Lecidea verruculosa | auct. p.p. | No | Buellia ocellata | 219 | LC | ||||
| 4514 | Lecidea verruculosa var. praeponens | (Nyl.) Leight. | No | Buellia ocellata | 219 | LC | ||||
| 4515 | Lecidea vesicularis | (Hoffm.) Ach. (1803) | No | Thalloidima sedifolium | 1416 | LC P Eng Wa | ||||
| 4516 | Lecidea viridans | (Flot.) Lamy | No | Lecidella viridans | 805 | DD NR Sc | ||||
| 4517 | Lecidea viridescens | (Schrad.) Ach. | No | Trapeliopsis viridescens | 792 | DD NR Sc | ||||
| 4518 | Lecidea viridiatra | auct. brit. | No | Lecidea lapicida | 738 | LC | ||||
| 4519 | Lecidea vitellinaria | Nyl. | No | Carbonea vitellinaria | 1880 | LC NS | LF | |||
| 4520 | Lecidea vorticosa | (Flörke) Körb. | No | Carbonea vorticosa | 793 | LC NS | ||||
| 4521 | Lecidea wallrothii | (Tul.) Nyl. (1866), non Flörke ex Spreng. (1821) | No | Scutula miliaris | 2201 | NE ? | LF | |||
| 4522 | Lecidea wallrothii | Flörke ex Spreng. | No | Trapeliopsis wallrothii | 1437 | LC | ||||
| 4523 | Lecidea watsonii | P. James (1965) | No | Lecidea lichenicola | 740 | nom. nov. for Thrombium cretaceum | LC NS ?E IR | |||
| 4524 | Lecidea xanthococca | Sommerf. | No | Pycnora xanthococca | 579 | VU D2 NR Sc | ||||
| 4525 | Lecidella anomaloides | (A. Massal.) Hertel & H. Kilias (1980) | Yes | Lecidella anomaloides | Lecidea goniophila auct.p.p. | 794 | LC NS | Lecidella anomaloides | ||
| 4526 | Lecidella asema | (Nyl.) Knoph & Hertel (1990) | Yes | Lecidella asema | Lecidea subincongrua Lecidella subincongrua |
804 | LC | Lecidella asema | ||
| 4527 | Lecidella bullata | auct. brit. | No | Lecanora formosa | 795 | NT NR Sc | ||||
| 4528 | Lecidella carpathica | Körb. (1861) | Yes | Lecidella carpathica | 796 | LC | Lecidella carpathica | |||
| 4529 | Lecidella effugiens | (Nilson) Knoph & Hertel | No | Lecidella asema | 804 | Lecidella asema s. lat., currently a synonym but may be adopted as the correct name in the future | LC | CR | ||
| 4530 | Lecidella elaeochroma f. elaeochroma | (Ach. ) M. Choisy (1950) | Yes | Lecidella elaeochroma f. elaeochroma | Lecidea limitata | 797 | LC | Lecidella elaeochroma f. elaeochroma |