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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 6001 | Parmelia fahlunensis | auct. p.p. | No | Melanelia hepatizon | 332 | LC NS | ||||
| 6002 | Parmelia forsteri | Leight. (1869) | No | Hypotrachyna revoluta s. lat. | 1013 | |||||
| 6003 | Parmelia frigida | auct. brit. | No | Ochrolechia frigida f. frigida | 922 | LC | ||||
| 6004 | Parmelia fuliginosa | (Fr. ex Duby) Nyl., non (Dicks.) Schaer. | No | Melanelixia fuliginosa | 998 | LC | ||||
| 6005 | Parmelia fuliginosa f. denudata | Cromb. | No | Melanelixia glabratula | 997 | LC | ||||
| 6006 | Parmelia fuliginosa var. laetevirens | (Flot. ex Körb.) Nyl. | No | Melanelixia glabratula | 997 | LC | ||||
| 6007 | Parmelia furfuracea | (L.) Ach. | No | Pseudevernia furfuracea s. lat. | 1192 | |||||
| 6008 | Parmelia glabra | (Schaer.) Nyl. | No | Melanelixia glabra | Melanelixia glabra (Schaer.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch, incorrectly reported from the British Isles | |||||
| 6009 | Parmelia glabratula | (Lamy) Nyl. subsp. glabratula | No | Melanelixia glabratula | 997 | LC | ||||
| 6010 | Parmelia glabratula subsp. fuliginosa | (Fr. ex Duby) J.R. Laundon | No | Melanelixia fuliginosa | 998 | LC | ||||
| 6011 | Parmelia glabratula var. fuliginosa | (Fr. ex Duby) Grummann | No | Melanelixia fuliginosa | 998 | LC | ||||
| 6012 | Parmelia glomellifera | (Nyl.) Nyl. | No | Xanthoparmelia verruculifera | 1026 | LC | ||||
| 6013 | Parmelia glomulifera | (Lightf.) Ach. (1803) | No | Ricasolia amplissima | 855 | LC Sc L IR | ||||
| 6014 | Parmelia herbacea | (Huds.) Ach. (1803) | No | Ricasolia virens | 856 | LC Sc L IR | ||||
| 6015 | Parmelia horrescens | Taylor (1836) | No | Hypotrachyna horrescens | 999 | NT NS Wa IR | ||||
| 6016 | Parmelia hyperopta | Ach. | No | Parmeliopsis hyperopta | 1035 | LC | ||||
| 6017 | Parmelia incurva | (Pers.) Fr. | No | Arctoparmelia incurva | 1000 | LC | ||||
| 6018 | Parmelia intestiniformis | (Vill.) Ach. | No | Brodoa intestiniformis | 581 | CR B, D NR S Sc | ||||
| 6019 | Parmelia isidioides | Borrer | No | Rinodina isidioides | 1291 | NT NS P Eng Sc Wa IR | ||||
| 6020 | Parmelia isidiotyla | Nyl., non auct. brit. | No | Xanthoparmelia loxodes | 1003 | LC | ||||
| 6021 | Parmelia isidiotyla | auct. brit. | No | Xanthoparmelia verruculifera | 1026 | LC | ||||
| 6022 | Parmelia laciniatula | (Flagey ex H. Olivier) Zahlbr. (1916) | No | Melanohalea laciniatula | 1001 | LC | ||||
| 6023 | Parmelia laevigata | (Sm.) Ach. | No | Hypotrachyna laevigata | 1002 | LC | ||||
| 6024 | Parmelia lanata var. parmelioides | Cromb. | No | Pseudephebe pubescens | 1191 | LC | ||||
| 6025 | Parmelia lanata var. reticulata | Cromb. (1894) | No | Pseudephebe pubescens | 1191 | LC | ||||
| 6026 | Parmelia lanata var. subciliata | Nyl. | No | Pseudephebe pubescens | 1191 | LC | ||||
| 6027 | Parmelia loxodes | Nyl. | No | Xanthoparmelia loxodes | 1003 | LC | ||||
| 6028 | Parmelia luteonotata | J. Steiner | No | Xanthoparmelia luteonotata | 2343 | DD NR | ||||
| 6029 | Parmelia macmillana | Stirt. | No | Hypotrachyna endochlora | 994 | LC NS Sc IR | ||||
| 6030 | Parmelia maxima | Hue | No | Parmotrema stuppeum | Parmotrema stuppeum (Taylor) Hale, incorrectly reported from the British Isles |