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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 4621 | Leptogium britannicum | P.M. Jørg. & P. James (1983) | Yes | Leptogium britannicum | Leptogium tremelloides auct. brit. p.p. | 829 | LC NS Sc IR | Leptogium britannicum | ||
| 4622 | Leptogium burgessii | (L.) Mont. (1840) | Yes | Leptogium burgessii | 830 | LC Sc WaL IR | Leptogium burgessii | |||
| 4623 | Leptogium byssinum | (Baumg.) Zwackh ex Nyl. (1857) | No | Epiphloea byssina | 831 | LC NR Sc | ||||
| 4624 | Leptogium byssinum | auct. brit. p.max.p. | No | Scytinium biatorinum | 827 | LC NS Sc | ||||
| 4625 | Leptogium callopismum | (A. Massal.) Harm. (1905) | No | Scytinium callopismum | 435 | DD NR | ||||
| 4626 | Leptogium cataclystum | (Körb.) Harm. (1905) | No | Lathagrium dichotomum | 446 | VU B NS P Eng Sc Wa S8 | ||||
| 4627 | Leptogium cochleatum | (Dicks.) P.M. Jørg. & P. James (1983) | Yes | Leptogium cochleatum | Leptogium azureum | 832 | VU C2, D1 NS P Eng Sc WaL IR | Leptogium cochleatum | ||
| 4628 | Leptogium coralloideum | (Meyen & Flot.) Vain. (1921) | Yes | Leptogium coralloideum | 1660 | VU D1 NR Sc | Leptogium coralloideum | |||
| 4629 | Leptogium corniculatum | (Hoffm.) Minks (1873) | No | Scytinium palmatum | 842 | NT NS Sc | ||||
| 4630 | Leptogium crenulatum | Walt. Watson | No | of uncertain application | ||||||
| 4631 | Leptogium cretaceum | (Sm.) Nyl. (1855) | No | Scytinium biatorinum | 827 | LC NS Sc | ||||
| 4632 | Leptogium cyanescens | (Rabenh.) Körb. (1855) | Yes | Leptogium cyanescens | Leptogium tremelloides auct. brit. p.p. | 834 | LC Sc IR | Leptogium cyanescens | ||
| 4633 | Leptogium dermatinum | auct. p.p. | No | Lathagrium auriforme | 433 | LC | ||||
| 4634 | Leptogium dermatinum | auct. p.p. | No | Lathagrium cristatum | 442 | LC | ||||
| 4635 | Leptogium diffractum | Kremp. ex Körb. (1865) | No | Pseudoleptogium diffractum | 835 | NT NS Sc | ||||
| 4636 | Leptogium fluviatile | (Huds.) Cromb. (1874) | No | Lathagrium dichotomum | 446 | VU B NS P Eng Sc Wa S8 | ||||
| 4637 | Leptogium fragile | (Taylor) Nyl. (1857) | No | Scytinium fragile | 447 | VU B NS P Eng Sc Wa | ||||
| 4638 | Leptogium fragrans | (Sm.) Leight. (1871) | No | Scytinium fragrans | 448 | EN A, C NR P Sc Wa IR | ||||
| 4639 | Leptogium gelatinosum | (With.) J.R. Laundon (1984) | No | Scytinium gelatinosum | 846 | LC | ||||
| 4640 | Leptogium glebulentum | Nyl. ex Cromb. | No | Collema glebulentum | 450 | LC NS | ||||
| 4641 | Leptogium granuliforme | Harm. | No | status of British records uncertain | ||||||
| 4642 | Leptogium hibernicum | M.E. Mitch. ex P.M. Jørg. (1973) | Yes | Leptogium hibernicum | 836 | NT NR P Sc IR | Leptogium hibernicum | |||
| 4643 | Leptogium hildenbrandii | (Garov.) Nyl. (1856) | Yes | Leptogium hildenbrandii | 837 | Ex | Leptogium hildenbrandii | |||
| 4644 | Leptogium humosum | Nyl. (1858) | No | Scytinium tenuissimum | 847 | LC NS | ||||
| 4645 | Leptogium imbricatum | P.M. Jørg. (1994) | No | Scytinium imbricatum | 1874 | NT NR Sc | ||||
| 4646 | Leptogium intermedium | (Arnold) Arnold (1885) | No | Scytinium intermedium | 1773 | LC NS Sc | ||||
| 4647 | Leptogium juressianum | Tav. (1950) | Yes | Leptogium juressianum | 1612 | Leptogium juressianum | ||||
| 4648 | Leptogium lacerum | Gray (1821), nom. illeg. | No | Scytinium lichenoides | 839 | synonymy uncertain owing to confusion with Scytinium pulvinatum | LC | |||
| 4649 | Leptogium lacerum f. fimbriatum | (Ach.) Körb. (1855) | No | Scytinium lichenoides | 839 | synonymy uncertain owing to confusion with Scytinium pulvinatum | LC | |||
| 4650 | Leptogium lacerum subsp. lophaeum | (Ach.) Cromb. (1886) | No | Scytinium lichenoides | 839 | synonymy uncertain owing to confusion with Scytinium pulvinatum | LC |