| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| LEDI19 | Lecanora disserpens (Zahlbr.) H. Magn. | Aspicilia disserpens | Hymeneliaceae
|
| LEDI20 | Lecanora distans (Pers. ex Ach.) Nyl. | Lecanora populicola | Lecanoraceae
|
| LEEF2 | Lecanora effusa (Hoffm.) Ach. | Lecanora saligna | Lecanoraceae
|
| LEEL9 | Lecanora elevata Lynge | Aspicilia elevata | Hymeneliaceae
|
| LEEL5 | Lecanora elmorei E. D. Rudolph | Elmore's rim lichen | Lecanoraceae
|
| LEEP2 | Lecanora epanora (Ach.) Ach. | rim lichen | Lecanoraceae
|
| LEEP60 | Lecanora epibryon (Ach.) Ach. | rim lichen | Lecanoraceae
|
| LEEP5 | Lecanora epulotica (Ach.) Nyl. | Hymenelia euplotica | Hymeneliaceae
|
| LEEX60 | Lecanora expallens Ach. | rim lichen | Lecanoraceae
|
| LEEY | Lecanora eyerdamii Herre | Lecanora xylophila | Lecanoraceae
|
| LEFA2 | Lecanora farinaria Borrer | rim lichen | Lecanoraceae
|
| LEFI8 | Lecanora fimbriata H. Magn. | Aspicilia fimbriata | Hymeneliaceae
|
| LEFL13 | Lecanora flavida Hepp | Eiglera flavida | Eigleraceae
|
| LEFL21 | Lecanora flavopuncta Tonsberg | Biatora flavopunctata | Bacidiaceae
|
| LEFL14 | Lecanora floridana Tuck. | Caloplaca floridana | Teloschistaceae
|
| LEFL8 | Lecanora flowersiana H. Magn. | Flowers' rim lichen | Lecanoraceae
|
| LEFR7 | Lecanora frustulosa (Dickson) Ach. | Lecanora argopholis | Lecanoraceae
|
| LEFU3 | Lecanora fuliginosa Brodo | Lecanora argentea | Lecanoraceae
|
| LEFU4 | Lecanora fuscescens (Sommerf.) Nyl. | rim lichen | Lecanoraceae
|
| LEFU5 | Lecanora fuscidula Degel. | rim lichen | Lecanoraceae
|
| LEGA5 | Lecanora galactinula Vainio | Lecanora pseudistera | Lecanoraceae
|
| LEGA3 | Lecanora gangaleoides Nyl. | rim lichen | Lecanoraceae
|
| LEGA4 | Lecanora garovaglii (Korber) Zahlbr. | Garovagl's rim lichen | Lecanoraceae
|
| LEGE3 | Lecanora gelida (L.) Ach. | Placopsis gelida | Trapeliaceae
|
| LEGE2 | Lecanora geophila (Th. Fr.) Poelt | rim lichen | Lecanoraceae
|
| LEGI4 | Lecanora gibbosa (Ach.) Nyl. | Aspicilia gibbosa | Hymeneliaceae
|
| LEGI5 | Lecanora gibbosula H. Magn. | Aspicilia gibbosa | Hymeneliaceae
|
| LEGL7 | Lecanora glabrata (Ach.) Malme | rim lichen | Lecanoraceae
|
| LEGL10 | Lecanora glaucomela Tuck. | Pertusaria glaucomela | Pertusariaceae
|
| LEGL11 | Lecanora glaucophana Nyl. ex Hasse | Rhizoplaca glaucophana | Lecanoraceae
|
| LEGL8 | Lecanora glaucopsina Nyl. | rim lichen | Lecanoraceae
|
| LEGR16 | Lecanora granatina Sommerf. | Euopsis granatina | Lichinaceae
|
| LEGR10 | Lecanora grandis H. Magn. | Protoparmelia badia | Lecanoraceae
|
| LEGR11 | Lecanora grantii H. Magn. | Lecanora xylophila | Lecanoraceae
|
| LEGR12 | Lecanora granulifera (Ach.) Nyl. | rim lichen | Lecanoraceae
|
| LEGR13 | Lecanora groenlandica Lynge | Greenland rim lichen | Lecanoraceae
|
| LEGY | Lecanora gyalectodes Nyl. | rim lichen | Lecanoraceae
|
| LEHA7 | Lecanora hagenii (Ach.) Ach. | Hagen's rim lichen | Lecanoraceae
|
| LEHA9 | Lecanora haydenii Tuck. | Rhizoplaca haydenii | Lecanoraceae
|
| LEHE4 | Lecanora helicopis (Wahlenb.) Ach. | rim lichen | Lecanoraceae
|
| LEHE6 | Lecanora heteroplaca Zahlbr. | Aspicilia heteroplaca | Hymeneliaceae
|
| LEHO6 | Lecanora holophaea (Mont.) Nyl. | Solenospora holophaea | Bacidiaceae
|
| LEHO2 | Lecanora horiza (Ach.) Lindasy | rim lichen | Lecanoraceae
|
| LEHY4 | Lecanora hybocarpa (Tuck.) Brodo | rim lichen | Lecanoraceae
|
| LEHY13 | Lecanora hypopta (Ach.) Vainio | rim lichen | Lecanoraceae
|
| LEHY5 | Lecanora hypoptoides (Nyl.) Nyl. | rim lichen | Lecanoraceae
|
| LEHY10 | Lecanora hypospilota Vainio | Lecanora oreinoides | Lecanoraceae
|
| LEIM | Lecanora impudens Degel. | rim lichen | Lecanoraceae
|
| LEIM2 | Lecanora imshaugii Brodo | Imshaug's rim lichen | Lecanoraceae
|
| LEIN15 | Lecanora incusa (Fr.) Vainio | Lecanora demissa | Lecanoraceae
|
| LEIN9 | Lecanora insignis Degel. | rim lichen | Lecanoraceae
|
| LEIN60 | Lecanora intricata (Ach.) Ach. | intricate rim lichen | Lecanoraceae
|
| LEIN16 | Lecanora intrudens H. Magn. | Miriquidica intrudens | Lecanoraceae
|
| LEIN10 | Lecanora intumescens (Rebent.) Rabenh. | rim lichen | Lecanoraceae
|
| LEIO | Lecanora iowensis Fink | Iowa rim lichen | Lecanoraceae
|
| LEKA2 | Lecanora kariana Rasanen | rim lichen | Lecanoraceae
|
| LEKO4 | Lecanora kofae B. D. Ryan & T. Nash | rim lichen | Lecanoraceae
|
| LELA32 | Lecanora laatokkaensis (Rasanen) Poelt | rim lichen | Lecanoraceae
|
| LELA19 | Lecanora lacustris (With.) Nyl. | Ionaspis lacustris | Hymeneliaceae
|
| LELA20 | Lecanora laevata (Ach.) Nyl. | Aspicilia laevata | Hymeneliaceae
|
| LELA21 | Lecanora laevis Poelt | Lecanora xylophila | Lecanoraceae
|
| LELA22 | Lecanora lavata (H. Magn.) Fink | Ionaspis lavata | Hymeneliaceae
|
| LELE20 | Lecanora lentigera (Weber) Ach. | Squamarina lentigera | Bacidiaceae
|
| LELE14 | Lecanora leprosa Fee | rim lichen | Lecanoraceae
|
| LELE15 | Lecanora leptacina Sommerf. | rim lichen | Lecanoraceae
|
| LELE21 | Lecanora lesleyana (Darbish.) Paulson | Aspicilia lesleyana | Hymeneliaceae
|
| LELI8 | Lecanora limitata H. Magn. | Aspicilia limitata | Hymeneliaceae
|
| LELI5 | Lecanora lividolutea Rasanen | rim lichen | Lecanoraceae
|
| LELO4 | Lecanora louisianae de Lesd. | Louisiana rim lichen | Lecanoraceae
|
| LELU2 | Lecanora luteovernalis Brodo | rim lichen | Lecanoraceae
|
| LEMA17 | Lecanora marginalis Hasse | Rhizoplaca marginalis | Lecanoraceae
|
| LEMA9 | Lecanora marginata (Schaerer) Hertel & Rambold | rim lichen | Lecanoraceae
|
| LEMA18 | Lecanora mastoidea Lynge | Aspicilia mastoidea | Hymeneliaceae
|
| LEMA25 | Lecanora mastrucata (Wahlenb.) Ach. | Aspicilia mastrucata | Hymeneliaceae
|
| LEMA10 | Lecanora maxima Lynge | rim lichen | Lecanoraceae
|
| LEMA22 | Lecanora mazatzalensis B. D. Ryan & T. Nash | rim lichen | Lecanoraceae
|
| LEME7 | Lecanora melaena (Hedl.) Fink | rim lichen | Lecanoraceae
|
| LEME14 | Lecanora melanaspis (Ach.) Ach. | Lobothallia melanaspis | Hymeneliaceae
|
| LEME15 | Lecanora melanophthalma (DC.) Ramond | Rhizoplaca melanophthalma | Lecanoraceae
|
| LEME8 | Lecanora mellea W. A. Weber | rim lichen | Lecanoraceae
|
| LEME9 | Lecanora meridionalis H. Magn. | rim lichen | Lecanoraceae
|
| LEMI13 | Lecanora microbola H. Magn. | rim lichen | Lecanoraceae
|
| LEMI14 | Lecanora microfusca Lynge | rim lichen | Lecanoraceae
|
| LEMI15 | Lecanora miculata Ach. | rim lichen | Lecanoraceae
|
| LEMI16 | Lecanora minutella Nyl. | rim lichen | Lecanoraceae
|
| LEMN | Lecanora mniaroeiza Nyl. | Rinodina mniaroeiza | Physciaceae
|
| LEMO9 | Lecanora monticola H. Magn. | rim lichen | Lecanoraceae
|
| LEMO11 | Lecanora morioides (Blomb. ex Arnold) Blomb. | Clauzadeana macula | Lecanoraceae
|
| LEMU6 | Lecanora mughicola Nyl. | rim lichen | Lecanoraceae
|
| LEMUV | Lecanora muralis (Schreber) Rabenh. var. versicolor (Pers.) Tuck. | rim lichen | Lecanoraceae
|
| LEMU60 | Lecanora muralis (Schreber) Rabenh. | rim lichen | Lecanoraceae
|
| LEMU9 | Lecanora mutabilis (Ach.) Nyl. | Megaspora verrucosa | Hymeneliaceae
|
| LEMU8 | Lecanora mutabilis Sommerf. | Lecanora intricata | Lecanoraceae
|
| LEMY5 | Lecanora myrinii (Fr.) Tuck. | Aspicilia myrinii | Hymeneliaceae
|
| LENA4 | Lecanora narssaquensis Lynge | Aspicilia narssaquensis | Hymeneliaceae
|
| LENE9 | Lecanora neoalbomarginata Gyelnik | rim lichen | Lecanoraceae
|
| LENE10 | Lecanora nephaea Sommerf. | Protoparmelia nephaea | Lecanoraceae
|
| LENE11 | Lecanora nevadensis H. Magn. | Lecanora garovaglii | Lecanoraceae
|
| LENI4 | Lecanora nigromarginata H. Magn. | darkmargin rim lichen | Lecanoraceae
|
| LENI5 | Lecanora nikrapensis (Darbish.) Zahlbr. | Aspicilia nikrapensis | Hymeneliaceae
|
| LENO | Lecanora nordenskioeldii Vainio | Nordenskioeld's rim lichen | Lecanoraceae
|