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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 7651 | Roselliniopsis ventosa | (Rostr.) Alstrup (1994) | Yes | Roselliniopsis ventosa | 2493 | NE NR | LF | Roselliniopsis ventosa | ||
| 7652 | Rosellinula haplospora | (Th. Fr. & Almq.) R. Sant. (1986) | Yes | Rosellinula haplospora | 2333 | NE NR | LF | Rosellinula haplospora | ||
| 7653 | Rostania ceranisca | (Nyl.) Otálora, P.M. Jørg. & Wedin (2013) | Yes | Rostania ceranisca | Collema ceraniscum | 437 | VU D1, D2 NR Sc | Rostania ceranisca | ||
| 7654 | Rostania effusa | A. Košuth., M. Westb. & Wedin (2022) | Yes | Rostania effusa | 2814 | NE NR | Rostania effusa | |||
| 7655 | Rostania occultata | (Bagl.) Otálora, P.M. Jørg. & Wedin (2013) | Yes | Rostania occultata | Collema occultatum | 454 | some records probably belong to Rostania effusa | NT NS Sc | Rostania occultata | |
| 7656 | Rufoplaca arenaria | (Pers.) Arup, Frödén & Søchting (2013) | Yes | Rufoplaca arenaria | Caloplaca arenaria | 235 | Records currently confused with those for R. subpallida | LC NS | Rufoplaca arenaria | |
| 7657 | Rufoplaca subpallida | (H. Magn.) Arup, Søchting & Frödén (2013) | Yes | Rufoplaca subpallida | Caloplaca subpallida | 2895 | Records currently confused with those for R. arenaria | NE | Rufoplaca subpallida | |
| 7658 | Rusavskia elegans | (Link) S.Y. Kondr. & Kärnefelt (2003) | Yes | Rusavskia elegans | Caloplaca elegans; Xanthoria elegans | 1528 | LC | Rusavskia elegans | ||
| 7659 | Saccomorpha icmalea | (Ach.) Clauzade & Cl. Roux | No | Placynthiella icmalea | 732 | LC | ||||
| 7660 | Saccomorpha oligotropha | (J.R. Laundon) Clauzade & Cl. Roux | No | Placynthiella oligotropha | 756 | LC NS | ||||
| 7661 | Saccomorpha uliginosa | (Schrad.) Hafellner | No | Placynthiella uliginosa | 788 | LC | ||||
| 7662 | Sagedia ampullacea | Deakin (1854) | No | ? Verrucaria hochstetteri | ||||||
| 7663 | Sagedia calcarea | Deakin (1854) | No | name of uncertain application | ||||||
| 7664 | Sagedia circumscripta | Leight. (1851) | No | Roccellographa circumscripta | 1319 | LC | ||||
| 7665 | Sagedia crassa | (DC.) A. Massal. | No | Enterographa crassa | 504 | LC | ||||
| 7666 | Sagedia marina | Deakin (1854) | No | Stigmidium marinum | 2229 | LC NR | LF | |||
| 7667 | Sagedia melathelia | (Nyl.) Jatta (1900) | No | Ramonia melathelia | 1407 | NT NR Sc | ||||
| 7668 | Sagedia ochrostoma | Borrer ex Leight. (1851) | No | Verrucaria ochrostoma | 1511 | DD NR | ||||
| 7669 | Sagedia rufescens | Ach. | No | Myriospora rufescens | 21 | LC | ||||
| 7670 | Sagedia simoensis | (Räsänen) A. Nordin, Savić & Tibell (2010) | Yes | Sagedia simoensis | Aspicilia simoensis | 1850 | DD | Sagedia simoënsis | ||
| 7671 | Sagedia tenuifera | (Nyl.) Arnold (1882) | No | Porina chlorotica f. tenuifera | 1887 | NE NR | ||||
| 7672 | Sagedia zonata | Ach. (1809) | Yes | Sagedia zonata | Aspicilia zonata | 2625 | NE NR | Sagedia zonata | ||
| 7673 | Sagediopsis aquatica | (Stein) Triebel (1989) | Yes | Sagediopsis aquatica | 2191 | NE NR | LF | Sagediopsis aquatica | ||
| 7674 | Sagediopsis barbara | (Th. Fr.) R. Sant. & Triebel (1989) | Yes | Sagediopsis barbara | 2192 | NE NR | LF | Sagediopsis barbara | ||
| 7675 | Sagediopsis campsteriana | (Linds.) D. Hawksw. & R. Sant. (1990) | Yes | Sagediopsis campsteriana | Metasphaeria tartarina | 2193 | NE NR | LF | Sagediopsis campsteriana | |
| 7676 | Sagediopsis lomnitzensis | (Stein) Orange (2002) | Yes | Sagediopsis lomnitzensis | Arthopyrenia lomnitzensis | 2013 | LC NR | LF | Sagediopsis lomnitzensis | |
| 7677 | Sagediopsis tartarina | (Nyl.) Vain. | No | Sagediopsis campsteriana | 2193 | NE NR | LF | |||
| 7678 | Sagiolechia protuberans | (Ach.) A. Massal. (1854) | Yes | Sagiolechia protuberans | 1677 | NT NR Sc | Sagiolechia protuberans | |||
| 7679 | Sagiolechia rhexoblephara | (Nyl.) Zahlbr. | No | Rhexophiale rhexoblephara | 1303 | NT NR Sc | ||||
| 7680 | Sanguineodiscus aractinus | (Fr.) I.V. Frolov & Vondrák (2020) | Yes | Sanguineodiscus aractinus | Caloplaca aractina; Caloplaca viridirufa; Pyrenodesmia aractina | 234 | VU D2 NR P Eng | Sanguineodiscus aractinus |