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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 5941 | Parmelia macmillana | Stirt. | No | Hypotrachyna endochlora | 994 | LC NS Sc IR | ||||
| 5942 | Parmelia maxima | Hue | No | Parmotrema stuppeum | Parmotrema stuppeum (Taylor) Hale, incorrectly reported from the British Isles | |||||
| 5943 | Parmelia mcmillana | Stirt. [orth. var.] | No | Hypotrachyna endochlora | 994 | LC NS Sc IR | ||||
| 5944 | Parmelia microthelia | Ach. | No | Caloplaca flavorubescens | 254 | EN A NS P Eng Sc Wa | ||||
| 5945 | Parmelia minarum | Vain. (1890) | No | Hypotrachyna minarum | 1004 | LC NS S8 | ||||
| 5946 | Parmelia minuscula | auct. brit., non (Nyl. ex Arnold) Nyl. | No | Pseudephebe pubescens | 1191 | LC | ||||
| 5947 | Parmelia mougeotii | Schaer. ex D. Dietr. | No | Xanthoparmelia mougeotii | 1005 | LC | ||||
| 5948 | Parmelia multifida | auct. | No | Arctoparmelia incurva | 1000 | LC | ||||
| 5949 | Parmelia murorum | auct. brit. p.p. | No | Caloplaca flavescens | 259 | LC | ||||
| 5950 | Parmelia negata | Nyl. | No | Punctelia negata | Punctelia negata (Nyl.) Krog, incorrectly reported from the British Isles | |||||
| 5951 | Parmelia olivacea | auct. brit. p.max.p. | No | Melanelixia glabratula | 997 | LC | ||||
| 5952 | Parmelia olivacea | auct. brit. p.min.p. | No | Melanohalea septentrionalis | 1016 | LC NS | ||||
| 5953 | Parmelia olivacea | auct. brit. p.min.p. | No | Xanthoparmelia pulla | 1009 | Xanthoparmelia pulla s.lat. | LC | |||
| 5954 | Parmelia olivacea var. aspera | (A. Massal.) ?? | No | Melanohalea exasperata | 995 | LC | ||||
| 5955 | Parmelia olivacea var. dendritica | (Pers.) Leight. | No | Xanthoparmelia pulla | 1009 | LC | ||||
| 5956 | Parmelia olivacea var. fuliginosa | Fr. ex Duby | No | Melanelixia fuliginosa | 998 | LC | ||||
| 5957 | Parmelia olivacea var. furfuracea | sensu Mudd | No | Melanelixia fuliginosa | 998 | Records may include Melanelixia glabratula | LC | |||
| 5958 | Parmelia olivacea var. prolixa | Ach. | No | Xanthoparmelia pulla | 1009 | LC | ||||
| 5959 | Parmelia olivaria | sensu Th. Fr. | No | Cetrelia olivetorum s. lat. | 339 | LC | ||||
| 5960 | Parmelia olivetorum | Nyl. | No | Cetrelia olivetorum s. lat. | 339 | LC | ||||
| 5961 | Parmelia omphalodes | (L.) Ach. (1803) | Yes | Parmelia omphalodes | 1006 | LC | Parmelia omphalodes | |||
| 5962 | Parmelia omphalodes f. caesiopruinosa | Nyl. ex Norrl. (1872) | No | Parmelia omphalodes | 1006 | LC | ||||
| 5963 | Parmelia omphalodes f. glomulifera | (Cromb.) Cromb. | No | Parmelia omphalodes | 1006 | LC | ||||
| 5964 | Parmelia omphalodes subsp. discordans | (Nyl.) Skult | No | Parmelia discordans | 991 | LC | ||||
| 5965 | Parmelia omphalodes var. discordans | (Nyl.) H. Magn. | No | Parmelia discordans | 991 | LC | ||||
| 5966 | Parmelia omphalodes var. glomulifera | (Cromb.) Wheldon & A. Wilson in Zahlbr. (pro syn.) | No | Parmelia omphalodes | 1006 | LC | ||||
| 5967 | Parmelia omphalodes var. panniformis | Ach. | No | Parmelia omphalodes subsp. pinnatifida | Parmelia omphalodes subsp. pinnatifida (Kurok.) Skult, ? incorrectly reported from the British Isles | |||||
| 5968 | Parmelia pallescens | auct. brit. | No | Ochrolechia parella | 926 | LC | ||||
| 5969 | Parmelia panniformis | (Nyl.) Vain. | No | Melanelia panniformis | Melanelia panniformis (Nyl.) Essl., incorrectly reported from the British Isles | |||||
| 5970 | Parmelia pastillifera | (Harm.) R. Schub. & Klem. | No | Parmelina pastillifera | 1007 | LC |