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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 3691 | Lecanora scruposa | (Schreb.) Sommerf. | No | Diploschistes scruposus | 495 | LC | ||||
| 3692 | Lecanora scruposa var. parasitica | Sommerf. | No | Diploschistes muscorum | 494 | LC | ||||
| 3693 | Lecanora semipallida | H. Magn. (1940) | No | Myriolecis semipallida | 610 | LC NS | ||||
| 3694 | Lecanora sinuosa | Herk & Aptroot (1999) | Yes | Lecanora sinuosa | 2561 | member of Lecanora hybocarpa agg. | LC NR | Lecanora sinuosa | ||
| 3695 | Lecanora sophodes | (Ach.) Ach. | No | Rinodina sophodes | 1298 | LC | ||||
| 3696 | Lecanora sophodes var. exigua | auct. brit. p.max.p., non (Ach.) Cromb. | No | Rinodina oleae | 1289 | LC | ||||
| 3697 | Lecanora sophodes var. lecideoides | auct. brit. | No | ? Rinodina oleae | ||||||
| 3698 | Lecanora soralifera | (Suza) Räsänen (1931) | Yes | Lecanora soralifera | Lecanora intricata var. soralifera | 679 | LC | Lecanora soralifera | ||
| 3699 | Lecanora sordida | (Pers.) Th. Fr. (1861) | No | Glaucomaria rupicola var. rupicola | 674 | LC | ||||
| 3700 | Lecanora sordida var. subcarnea | (Lilj.) Th. Fr. | No | Lecanora subcarnea | 684 | LC NS | ||||
| 3701 | Lecanora spodophaea | (Wahlenb. ex Ach.) Ach. (1810) | No | Myriolecis poliophaea | 666 | LC | ||||
| 3702 | Lecanora spodophaeoides | Nyl. ex Cromb. | No | Lecanora campestris subsp. campestris | 635 | LC | ||||
| 3703 | Lecanora squamulosa | sensu Hook. (1833) p.p. | No | Acarospora fuscata | 10 | LC | ||||
| 3704 | Lecanora squamulosa | auct. brit. 19th C p.p. | No | Acarospora macrospora subsp. macrospora | 14 | NT NR Sc | ||||
| 3705 | Lecanora squamulosa | sensu Hook. (1833) p.p. | No | Protoparmelia badia | 633 | LC | ||||
| 3706 | Lecanora squamulosa | sensu Taylor (1836) | No | Protoparmelia badia | 633 | LC | ||||
| 3707 | Lecanora stanislai | Guz.-Krzem., Łubek, Malíček & Kukwa (2017) | No | Zeora stanislai | 2889 | NE NR | Lecanora stanislai | |||
| 3708 | Lecanora stenotropa | Nyl. (1872) | Yes | Lecanora stenotropa | Lecanora polytropa var. stenotropa | 680 | LC | Lecanora stenotropa | ||
| 3709 | Lecanora steropea | (Ach.) Nyl. (1880) | No | Calogaya pusilla | 277 | LC | ||||
| 3710 | Lecanora straminea | Ach. (1810) | No | Myriolecis straminea | 681 | NT NR Sc | ||||
| 3711 | Lecanora strobilina | (Spreng.) Kieff. (1895) | No | Zeora strobilina | 682 | VU D2 NR | Lecanora strobilina | |||
| 3712 | Lecanora subalbella | Nyl. | No | Lecanora albella | 754 | LC NS Sc | ||||
| 3713 | Lecanora subaurea | Zahlbr. (1928) | Yes | Lecanora subaurea | 683 | LC NS M* | Lecanora subaurea | |||
| 3714 | Lecanora subcarnea | (Lilj.) Ach. (1810) | Yes | Lecanora subcarnea | 684 | LC NS | Lecanora subcarnea | |||
| 3715 | Lecanora subcarnea auct. brit. p.p. | auct. brit. p.p. | No | Lecanora ochroidea | 694 | [esp. material from SW Britain] name or specific epithet valid but has been misused in the past | DD NR | |||
| 3716 | Lecanora subcircinata | Nyl. (1873) | No | Lobothallia radiosa | 124 | LC | ||||
| 3717 | Lecanora subdepressa | auct. brit. | No | Aspicilia laevata | 115 | LC NS | ||||
| 3718 | Lecanora subfusca | auct. p.max.p. | No | Lecanora chlarotera s. lat. | 639 | name has been applied to many other Lecanora species | LC | |||
| 3719 | Lecanora subfusca f. albella | (Pers.) Leight. | No | Lecanora albella | 754 | LC NS Sc | ||||
| 3720 | Lecanora subfusca f. angulosa | (Schreb.) Leight. (1871) | No | Glaucomaria carpinea | 636 | LC |