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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 3781 | Lecanoropsis albellula var. macroconidiata | (M. Brand & van den Boom) Palice & Ivanovich (1925) | Yes | Lecanoropsis albellula var. macroconidiata | 2521 | NE NR | ||||
| 3782 | Lecanoropsis coppinsii | (M. Brand & van den Boom) Ivanovich & Printzen (2025) | Yes | Lecanoropsis coppinsii | Lecanora coppinsii | 2520 | NE NR | |||
| 3783 | Lecanoropsis quercicola | (Coppins & P. James) Ivanovich (2025) | Yes | Lecanoropsis quercicola | Lecanora quercicola | 673 | VU D1 NS P Eng Sc Wa IR | |||
| 3784 | Lecanoropsis saligna | (Schrad.) Ivanovich & Printzen (2025) | Yes | Lecanoropsis saligna | Lecanora saligna; Lecanora sarcopis | 675 | LC | |||
| 3785 | Lecanoropsis sarcopidoides | (A. Massal.) Ivanovich & Printzen (2025) | Yes | Lecanoropsis sarcopidoides | Lecanora piniperda auct. p.p.; Lecanora sarcopidoides | 678 | DD NR | |||
| 3786 | Lecanoropsis subintricata | (Nyl.) Ivanovich & Printzen (2025) | Yes | Lecanoropsis subintricata | Lecanora subintricata | 686 | DD ? | |||
| 3787 | Lecidea abietina | (Ach.) Ach. | No | Lecanactis abietina | 592 | LC | ||||
| 3788 | Lecidea abietina var. incrustans | (Ach.) Nyl. (1855) | No | Lecanactis abietina | 592 | LC | ||||
| 3789 | Lecidea acutula | Nyl. | No | Xylopsora caradocensis | 576 | LC | ||||
| 3790 | Lecidea advenula | Leight. | No | Rhizocarpon advenulum | 1956 | NE NR Sc | ||||
| 3791 | Lecidea advertens | Nyl. | No | Lecidella carpathica | 796 | LC | ||||
| 3792 | Lecidea advertens | No | 691 | BLS number no longer used | ||||||
| 3793 | Lecidea aenea | auct. brit. | No | Lecidea fuscoatra s. lat. | 724 | |||||
| 3794 | Lecidea aeruginosa | Borrer | No | Trapeliopsis flexuosa | 692 | LC | ||||
| 3795 | Lecidea aestivalis | Ohlert (1870) | No | Vezdaea aestivalis | 1520 | LC M* | ||||
| 3796 | Lecidea aethalea | (Ach.) Stiz. | No | Buellia aethalea | 200 | LC | ||||
| 3797 | Lecidea affinis | Schaer. | No | Mycoblastus affinis | 907 | LC NS | ||||
| 3798 | Lecidea aggerata | Mudd | No | Brianaria sylvicola | 893 | LC | ||||
| 3799 | Lecidea aggregatula | Nyl. | No | Miriquidica leucophaea | 739 | LC | ||||
| 3800 | Lecidea aglaea | Sommerf. | No | Calvitimela aglaea | 693 | LC NS | ||||
| 3801 | Lecidea aglaea f. crombiei | (T.A. Jones ex Nyl.) Nyl. (1870) | No | Calvitimela aglaea | 693 | LC NS | ||||
| 3802 | Lecidea aglaea var. crombiei | (T.A. Jones ex Nyl.) T.A. Jones ex Cromb. | No | Calvitimela aglaea | 693 | LC NS | ||||
| 3803 | Lecidea ahlesii | (Körb.) Nyl. (1872) | No | Bryobilimbia ahlesii | 790 | LC NS | ||||
| 3804 | Lecidea alabastrites | Nyl. | No | Micarea alabastrites | 871 | LC Sc IR | ||||
| 3805 | Lecidea albidocarnea | Nyl. (1877) | No | Bacidia fuscoviridis | 148 | LC NS Sc | ||||
| 3806 | Lecidea alboatra | (Hoffm.) Chevall. (1826) | No | Diplotomma alboatrum | 496 | LC | ||||
| 3807 | Lecidea alboatra f. epipolia | auct. brit. p.p. | No | Diplotomma alboatrum | 496 | LC | ||||
| 3808 | Lecidea alboatra f. epipolia | auct. brit. p.p. | No | Diplotomma hedinii | 498 | LC NS | ||||
| 3809 | Lecidea albocaerulescens | auct. brit. p.p. | No | Porpidia cinereoatra | 562 | LC | ||||
| 3810 | Lecidea albocaerulescens | auct. brit. p.p. | No | Porpidia contraponenda | 1790 | LC NS |