Checklist of lichens of Wyoming (USA)
Version 31 December 2018
- Acarospora badiofusca (Nyl.) Th. Fr. - 13, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Acarospora elevata H. Magn. - 21, Tuthill (2013: 7)
- Acarospora fuscata (Schrad.) Arnold - 4, 5, 6, 8, 13, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Acarospora glaucocarpa (Ach.) Körb. - 6, 8, 17, 27, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Acarospora molybdina (Wahlenb.) Trevisan - 18, Tuthill (2013: 7)
- Acarospora schleicheri (Ach.) A. Massal. - 4, 5, 8, 11, 13, 14, 16, 27, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Acarospora strigata (Nyl.) Jatta - 8, 17, 18, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Acarospora succedens H. Magn. - Magnusson (xx: xx Type)
- Acarospora veronensis A. Massal. - 8, 11, Tuthill (2013: 7)
- Alectoria sarmentosa (Ach.) Ach. - 15, Tuthill (2013: 7)
- Allocetraria madreporiformis (Ach.) Kärnefelt & A. Thell - 4, 5, 8, Tuthill (2013: 7)
- Amandinea polyspora (Willey) E. Lay & P. F. May - 13, Tuthill (2013: 7)
- Amandinea punctata (Hoffm.) Coppins & Scheid. - 6, 8, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Anaptychia ulotrichoides (Vain.) Vain. - 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Arthonia glebosa Tuck. - 6, 13, 14, Tuthill (2013: 7)
- Arthonia lapidicola (Taylor) Branth & Rostrup - 27, Tuthill (2013: 7)
- Arthonia patellulata Nyl. - 27, Tuthill (2013: 7)
- Arthonia varians (Davies) Nyl. - 17, Tuthill (2013: 7)
- Aspicilia candida (Anzi) Hue - 6, 8, 17, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Aspicilia cinerea (L.) Körb. - 4, 5, 6, 13, 17, 27, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Aspicilia filiformis Rosentreter - 8, 17, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Aspicilia laevata (Ach.) Arnold - 8, 17, Tuthill (2013: 7)
- Aspicilia reptans (Looman) Wetmore - 14, 20, 21, Tuthill (2013: 7)
- Aspicilia supertegens Arnold - 6, Tuthill (2013: 7)
- Aspicilia verrucigera Hue - 21, Tuthill (2013: 7)
- Bacidia bagliettoana (A. Massal. & De Not.) Jatta - 13, 27, Tuthill (2013: 7)
- Bacidia beckhausii Körb. - 27, Tuthill (2013: 7)
- Bacidia circumspecta (Nyl. ex Vain.) Malme - 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Bacidia vermifera (Nyl.) Th. Fr. - 11, Tuthill (2013: 7)
- Bacidina inundata (Fr.) Vezda - 27, Tuthill (2013: 7)
- Baeomyces rufus (Huds.) Rebent. - 8, 17, Tuthill (2013: 7)
- Bellemerea alpina (Sommerf.) Clauzade & Cl. Roux - 4, 6, 8, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Bellemerea cinereorufescens (Ach.) Clauzade & Cl. Roux - 6, 8, 17, 21, Tuthill (2013: 7)
- Bilimbia lobulata (Sommerf.) Hafellner & Coppins - 8, 27, Tuthill (2013: 7)
- Brodoa oroarctica (Krog) Goward - 5, Tuthill (2013: 7)
- Bryonora castanea (Hepp) Poelt - 21, Tuthill (2013: 7)
- Bryoria fremontii (Tuck.) Brodo & D. Hawksw. - 4, 6, 8, 10, 15, 17, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Bryoria furcellata (Fr.) Brodo & D. Hawksw. - Tuthill (2013: 7)
- Bryoria fuscescens (Gyeln.) Brodo & D. Hawksw. - 1, 4, 6, 15, 17, 21, 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Bryoria fuscescens (L.) Brodo & D. Hawksw. - 13 as Bryoria chalybeiformis, Tuthill (2013: 7 as Bryoria chalybeiformis)
- Bryoria furcellata (Fr.) Brodo & D. Hawksw. - 15, Tuthill (2013: 7)
- Bryoria glabra (Motyka) Brodo & D. Hawksw. - 6, 27, Tuthill (2013: 7)
- Bryoria lanestris (Ach.) Brodo & D. Hawksw. - 4, 6, 8, 15, 17, 21, Tuthill (2013: 7)
- Bryoria simplicior (Vain.) Brodo & D. Hawksw. - 17, 21, Tuthill (2013: 7)
- Bryoria trichodes (Michx.) Brodo & D. Hawksw. - 17, Tuthill (2013: 7)
- Bryoria trichodes (Michx.) Brodo & D. Hawksw. subsp. americana (Motyka) Brodo & D. Hawksw. - 10, Tuthill (2013: 7)
- Buellia aethalea (Ach.) Th. Fr. - 27, Tuthill (2013: 7)
- Buellia arnoldii Servít - 29, Wetmore (2009: 11), Tuthill (2013: 7)
- Buellia badia (Fr.) A. Massal. - 8, 17, Tuthill (2013: 7)
- Buellia dispersa A. Massal. - 13, 21, Tuthill (2013: 7)
- Buellia epigaea (Pers.) Tuck. - 26, Tuthill (2013: 7)
- Buellia erubescens Arnold - 4, 6, 8, 11, 13, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Buellia griseovirens (Turner & Borrer ex Sm.) Almb. - 8, 17, Tuthill (2013: 8)
- Buellia leptocline (Flot.) A. Massal. - 8, Tuthill (2013: 8)
- Calicium glaucellum Ach. - 8, Tuthill (2013: 8)
- Calicium trabinellum (Ach.) Ach. - 27, Tuthill (2013: 8)
- Calicium viride Pers. - 8, 17, Tuthill (2013: 8)
- Caloplaca adnexa Vezda - 8, 17, Tuthill (2013: 8)
- Caloplaca ahtii Søchting - 17, Tuthill (2013: 8)
- Caloplaca albovariegata (B. de Lesd.) Wetmore - 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca approximata (Lynge) H. Magn. - 10, Tuthill (2013: 8)
- Caloplaca arenaria (Pers.) Müll. Arg. - 8, 11, 17, 27, 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca arizonica H. Magn. - 27, Tuthill (2013: 8)
- Caloplaca atroalba (Tuck.) Zahlbr. - 6, Tuthill (2013: 8)
- Caloplaca cerina (Ehrh. ex Hedwig) Th. Fr. - 8, 17, 27, Tuthill (2013: 8)
- Caloplaca chrysodeta (Vain. ex Räsänen) Dombr. - 8, Tuthill (2013: 8)
- Caloplaca chrysophthalma Degel. - 8, Tuthill (2013: 8)
- Caloplaca citrina (Hoffm.) Th. Fr. - 4, 6, 8, 13, 17, Tuthill (2013: 8)
- Caloplaca cladodes (Tuck.) Zahlbr. - 8, 16, 17, 28, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca crenulatella (Nyl.) H. Olivier - 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca decipiens (Arnold) Blomb. & Forssell - 8, 11, 13, Tuthill (2013: 8)
- Caloplaca epithallina Lynge - 4, 5, 6, 8, 13, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca ferruginea (Hudson) Th. Fr. - 4, 8, 17, Tuthill (2013: 8)
- Caloplaca flavovirescens (Wulfen) Dalla Torre & Sarnth. - 4, 6, Tuthill (2013: 8)
- Caloplaca fraudans (Th. Fr.) H. Olivier - 4, 6, 21, Tuthill (2013: 8)
- Caloplaca fulvolutea (Nyl.) Jatta - 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca furfuracea H. Magn. - 8, 17, 28, 29, Wetmore (2004: 289), Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca grimmiae (Nyl.) H. Olivier - 8, 17, Tuthill (2013: 8)
- Caloplaca holocarpa (Hoffm. ex Ach.) A. E. Wade - 6, 8, 11, 17, 21, 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca jungermanniae (Vahl) Th. Fr. - 5, 6, 8, 14, 21, Tuthill (2013: 8)
- Caloplaca lactea (A. Massal.) Zahlbr. - 8, 14, 17, Tuthill (2013: 8)
- Caloplaca lobulata (Flörke) B. de Lesd. - 21, Tuthill (2013: 8)
- Caloplaca microphyllina (Tuck.) Hasse - 13, Tuthill (2013: 8)
- Caloplaca pinicola H. Magn. - 6, Tuthill (2013: 8)
- Caloplaca pyracea (Ach.) Th. Fr. - 27, Tuthill (2013: 8)
- Caloplaca saxicola (Hoffm.) Nordin - 6, 8, 17, 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca sideritis (Tuck.) Zahlbr. - 6, 11, Tuthill (2013: 8)
- Caloplaca sinapispera (Lam. & DC.) Maheu & A. Gillet - 8, 17, 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca sipeana H. Magn. - 13, Tuthill (2013: 8)
- Caloplaca subsoluta (Nyl.) Zahlbr. - 5, 8, 13, Tuthill (2013: 8)
- Caloplaca tiroliensis Zahlbr. - 4, 5, 6, 8, 13, 14, 17, 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Caloplaca tominii Savicz - 14, 23, Tuthill (2013: 8)
- Caloplaca trachyphylla (Tuck.) Zahlbr. - 4, 8, 11, 17, Tuthill (2013: 8)
- Caloplaca ulmorum (Fink) Fink - 27, Tuthill (2013: 8)
- Caloplaca vitellinula (Nyl.) H. Olivier - 6, Tuthill (2013: 8)
- Caloplaca xanthostigmoidea (Räsänen) Zahlbr. - 17, Tuthill (2013: 8)
- Calvitimela aglaea (Sommerf.) Hafellner - 8, 29, Tuthill (2013: 8)
- Calvitimela armeniaca (DC.) Hafellner - 5, 6, 8, 17, Tuthill (2013: 8)
- Candelaria concolor (Dickson) Stein - 4, 6, 17, 27, Wetmore (2009: 11), Tuthill (2013: 8)
- Candelariella aggregata M. Westb. - 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Candelariella antennaria Räsänen - 11, Tuthill (2013: 8)
- Candelariella aurella (Hoffm.) Zahlbr. - 4, 5, 6, 7, 8, 13, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Candelariella biatorina M. Westb. - 17, 29, Wetmore (2009: 11), Tuthill (2013: 8)
- Candelariella canadensis H. Magn. - 6, Tuthill (2013: 8)
- Candelariella citrina B. de Lesd. - 8, 14, 17, Tuthill (2013: 9)
- Candelariella dispersa (Räsänen) Hakul. - 8, Tuthill (2013: 9)
- Candelariella efflorescens R. C. Harris & W. R. Buck - 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Candelariella rosulans (Müll. Arg.) Zahlbr. - 8, 11, 13, 17, 27, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Candelariella vitellina (Hoffm.) Müll. Arg. - 4, 5, 6, 8, 13, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Candelariella xanthostigma (Ach.) Lettau - 4, 5, 6, 8, 17, 21, 27, Tuthill (2013: 9)
- Carbonea vitellinaria (Nyl.) Hertel - 21, 25, Tuthill (2013: 9)
- Catapyrenium cinereum (Pers.) Körb. - 5, 6, 8, 17, 21, 24, 27, Wetmore (2009: 11), Tuthill (2013: 9)
- Catapyrenium daedaleum (Kremp.) Stein - 20, 21, Tuthill (2013: 9)
- Catapyrenium lachneum (Ach.) R. Sant. - 21, Tuthill (2013: 9)
- Catapyrenium psoromoides (Borrer) R. Sant. - 8, 17, Tuthill (2013: 9)
- Catillaria chalybeia (Borrer) A. Massal. - 6, Tuthill (2013: 9)
- Cercidospora epipolytropa (Mudd) Arnold - 25, Tuthill (2013: 9)
- Cetraria aculeata (Schreb.) Fr. - 4, 5, 6, 8, 17, 29, Wetmore (2009: 11), Tuthill (2013: 9)
Cetraria chlorophylla (Willd.) Vain. - Wetmore (2009: 11),
- Cetraria ericetorum Opiz - 5, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Cetraria islandica (L.) Ach. - 5, 16, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Cetraria muricata (Ach.) Eckfeldt - 4, 5, 8, Tuthill (2013: 9)
- Chaenotheca furfuracea (L.) Tibell - 6, 8, 17, Tuthill (2013: 9)
- Chaenotheca hispidula (Ach.) Zahlbr. - 8, 17, Tuthill (2013: 9)
- Chaenotheca stemonea (Ach.) Müll. Arg. - 8, 17, Tuthill (2013: 9)
- Chaenotheca trichialis (Ach.) Th. Fr. - 8, 17, Tuthill (2013: 9)
- Chaenothecopsis debilis (Turner & Borrer ex Sm.) Tibell - 8, 17, Tuthill (2013: 9)
- Chrysothrix chlorina (Ach.) J. R. Laundon - 4, 6, 17, Tuthill (2013: 9)
- Circinaria caesiocinerea (Nyl. ex Malbr.) A. Nordin, S. Savić & Tibell - 4, 5, 6, 8, 13, 21, 27, 29, Wetmore (2009: 11 as Aspicilia caesiocinerea), Tuthill (2013: 7 as Aspicilia caesiocinerea), Tuthill (2013: 9)
- Circinaria calcarea (L.) A. Nordin, S. Savić & Tibell - 6, 13, 18, 27, Tuthill (2013: 9)
- Circinaria contorta (Hoffm.) A. Nordin, S. Savić & Tibell - 8, 11, 17, 29, Wetmore (2009: 11 as Aspicilia contorta), Tuthill (2013: 9)
- Circinaria hispida (Mereschk.) A. Nordin, S. Savi´ & Tibell - 4, 8, 17, Tuthill (2013: 9)
- Cladonia acuminata (Ach.) Norrlin - 27, Tuthill (2013: 9)
- Cladonia arbuscula (Wallr.) Flotow - 16, 17, Tuthill (2013: 9)
- Cladonia bacilliformis (Nyl.) Glück - 17, 27, Tuthill (2013: 9)
- Cladonia borealis S. Stenroos - 5, 8, 17, Tuthill (2013: 9)
- Cladonia botrytes (K. G. Hagen) Willd. - 27, Tuthill (2013: 9)
- Cladonia cariosa (Ach.) Sprengel - 4, 6, 8, 13, 16, 17, 27, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Cladonia carneola (Fr.) Fr. - 4, 6, 8, 17, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Cladonia cenotea (Ach.) Schaer. - 4, 6, 8, 17, 27, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Cladonia cervicornis (Ach.) Flotow subsp. cervicornis - 5, 6, 8, Tuthill (2013: 9)
- Cladonia chlorophaea (Flörke ex Sommerf.) Sprengel - 4, 5, 6, 8, 13, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Cladonia ciliata Stirt. - 17, Tuthill (2013: 9)
- Cladonia coccifera (L.) Willd. - 6, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Cladonia coniocraea (Flörke) Sprengel - 4, 6, 8, 13, 17, 27, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Cladonia cornuta (L.) Hoffm. - 8, 17, 29, Wetmore (2009: 11), Tuthill (2013: 9)
- Cladonia crispata (Ach.) Flotow - 27, Tuthill (2013: 9)
- Cladonia cristatella Tuck. - 27, Tuthill (2013: 9)
- Cladonia cyanipes (Sommerf.) Nyl. - 27, Tuthill (2013: 9)
- Cladonia decorticata (Flörke) Sprengel - 6, 8, Tuthill (2013: 9)
- Cladonia deformis (L.) Hoffm. - 4, 6, 8, 13, 16, 17, 27, 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Cladonia ecmocyna Leight. subsp. ecmocyna - 4, 6, 8, 17, Tuthill (2013: 10)
- Cladonia ecmocyna Leight. subsp. intermedia (Robbins) Ahti - Robbins (1931: 137 as Cladonia elongata f. intermedia Type in FH), Ahti (1980: 227), Ahti (1993: 76)
- Cladonia fimbriata (L.) Fr. - 4, 6, 8, 15, 16, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Cladonia gracilis (L.) Willd. - 6, 16, 27, 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Cladonia humilis (With.) J. R. Laundon - 17, Tuthill (2013: 10)
- Cladonia imbricarica Kristinsson - 3, Culberson et al. (1985: ), Gjerlaug (1989: 178), Tuthill (2013: 10)
- Cladonia macilenta Hoffm. - 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Cladonia macilenta Hoffm. var. bacillaris (Genth) Schaer. - 21, 27, Tuthill (2013: 10)
- Cladonia macrophyllodes Nyl. - 8, 17, 21, Tuthill (2013: 10)
- Cladonia mateocyatha Robbins - 4, Tuthill (2013: 10)
- Cladonia mitis (Sandst.) xxx - 4, 8, 17 alle als C. a. s. m., Tuthill (2013: 9 as Cladonia arbuscula subsp. mitis)
- Cladonia norvegica Tønsberg & Holien - 6, 8, Tuthill (2013: 10)
- Cladonia ochrochlora Flörke - 6, 8, 15, 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Cladonia phyllophora Hoffm. - 16, 17, 27, Wetmore (2009: 11), Tuthill (2013: 10)
- Cladonia pleurota (Flörke) Schaer. - 8, 17, 27, Tuthill (2013: 10)
- Cladonia pocillum (Ach.) Grogn. - 5, 6, 8, 14, 21, Tuthill (2013: 10)
- Cladonia pyxidata (L.) Hoffm. - 4, 5, 6, 8, 13, 16, 17, 21, 27, Wetmore (2009: 11), Tuthill (2013: 10)
- Cladonia rei Schaer. - 6, Tuthill (2013: 10)
- Cladonia robbinsii A. Evans - 27, Tuthill (2013: 10)
- Cladonia squamosa Hoffm. - 8, Tuthill (2013: 10)
- Cladonia stellaris (Opiz) Pouzar & Vezda - 17, Tuthill (2013: 10)
- Cladonia subcariosa Nyl. - 8, 17, Tuthill (2013: 10)
- Cladonia subulata (L.) F. H. Wigg. - 6, 8, 17, 27, Tuthill (2013: 10)
- Cladonia sulphurina (Michx.) Fr. - 4, 6, 8, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Cladonia symphycarpia (Flörke) Fr. - 8, 17, 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Cladonia transcendens (Vain.) Vain. - 6, Tuthill (2013: 10)
- Cladonia verruculosa (Vain.) Ahti - 6, 8, Tuthill (2013: 10)
- Cladonia verticillata (Hoffm.) xxx - 4, 6, 16, 17, 27, 29, alle als subsp. verticillata, Wetmore (2009: 11), Tuthill (2013: 9 as Cladonia cervicornis subsp. verticillata)
- Clavascidium lacinulatum (Ach.) M. Prieto - Wetmore (2009: 11 as Catapyrenium lacinulatum)
- Blennothallia crispa (Weber ex F. H. Wigg.) Otálora, P. M. Jørg. & Wedin - 21, Tuthill (2013: 10 as Collema crispum)
- Collema fuscovirens (With.) J. R. Laundon - 4, 6, 8, 21, 27, Tuthill (2013: 10)
- Collema polycarpon Hoffm. - 6, 8, 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Collema subflaccidum Degel. - 4, 8, Tuthill (2013: 10)
- Collema undulatum Laurer ex Flot. - 4, 8, 17, Tuthill (2013: 10)
- Cyphelium inquinans (Sm.) Trevisan - 8, 17, Tuthill (2013: 10)
- Cyphelium lucidum (Th. Fr.) Th. Fr. - 21, Tuthill (2013: 10)
- Cyphelium notarisii (Tul.) Blomb. & Forssell - 27, Tuthill (2013: 10)
- Cyphelium pinicola Tibell - 8, 17, Tuthill (2013: 10)
- Cyphelium tigillare (Ach.) Ach. - 4, 6, 13, 17, 27, 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Cystocoleus ebeneus (Dillwyn) Thwaites - 8, Tuthill (2013: 10)
- Dactylina ramulosa (Hooker) Tuck. - 5, Tuthill (2013: 10)
- Dendriscocaulon intricatulum (Nyl.) Henssen - 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Dermatocarpon bachmannii Anders - 17, Tuthill (2013: 10)
- Dermatocarpon intestiniforme (Körb.) Hasse - 21, Tuthill (2013: 10)
- Dermatocarpon leptophyllodes (Nyl.) Zahlbr. - 8, Tuthill (2013: 10)
- Dermatocarpon luridum (With.) J. R. Laundon - 6, 21, Tuthill (2013: 10)
- Dermatocarpon miniatum (L.) W. Mann - 4, 6, 8, 10, 11, 17, 21, 22, 29, Wetmore (2009: 11), Tuthill (2013: 10)
- Dermatocarpon moulinsii (Mont.) Zahlbr. - 6, 10, 27, Tuthill (2013: 10)
- Dermatocarpon reticulatum H. Magn. - 4, 6, 8, 11, 17, 19, 21, 29, Imshaug (1951: 753 as Dermatocarpon vagans Type in MSC), Wetmore (2009: 11), Tuthill (2013: 10)
- Dermatocarpon rivulorum (Arnold) Dalla Torre & Sarnth. - 6, 21, Tuthill (2013: 10)
- Dimelaena oreina (Ach.) Norman - 4, 5, 6, 8, 11, 13, 16, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 11)
- Diploschistes actinostomus (Ach.) Zahlbr. - 13, Tuthill (2013: 11)
- Diploschistes diacapsis (Ach.) Lumbsch - 17, Tuthill (2013: 11)
- Diploschistes gypsaceus (Ach.) Zahlbr. - 27, Tuthill (2013: 11)
- Diploschistes muscorum (Scop.) R. Sant. - 5, 6, 8, 11, 14, 29, Wetmore (2009: 11), Tuthill (2013: 11)
- Diploschistes scruposus (Schreb.) Norman - 4, 6, 8, 10, 13, 17 21, 27, Tuthill (2013: 11)
- Diplotomma alboatrum (Hoffm.) Flot. - 13, 29, Wetmore (2009: 11 as Buellia alboatra), Tuthill (2013: 11)
- Enchylium coccophorum (Tuck.) Otálora, P.M. Jørg. & Wedin - 4, 8, 14, Tuthill (2013: 10 as Collema coccophorum)
- Enchylium conglomeratum (Hoffm.) Otálora, P. M. Jørg. & Wedin - 27, Tuthill (2013: 10 as Collema conglomeratum)
- Enchylium tenax (Sw.) Gray - 5, 6, 13, 14, 23, 27, Tuthill (2013: 10 as Collema tenax)
- Endocarpon pulvinatum Th. Fr. - 4, 6, 8, 17, Tuthill (2013: 11)
- Endocarpon pusillum Hedwig - 8, 14, 17, 21, 232, 27, Tuthill (2013: 11)
- Endocarpon tortuosum Herre - 21, Tuthill (2013: 11)
- Ephebe solida Bornet - 4, 12, Tuthill (2013: 11)
- Evernia divaricata (L.) Ach. - 5, Tuthill (2013: 11)
- Evernia mesomorpha Nyl. - 4, 8, 17, 27, Tuthill (2013: 11)
- Farnoldia jurana (Schaer.) Hertel - 6, 27, Tuthill (2013: 11)
- Flavocetraria nivalis (L.) Kärnefelt & A. Thell - 5, 16, Tuthill (2013: 11)
- Flavopunctelia soredica (Nyl.) Hale - 8, 13, 15, 27, Tuthill (2013: 11)
- Fulgensia desertorum (Tomin) Poelt - 29, Wetmore (2009: 11 as Fulgensia desertorum), Tuthill (2013: 11 as Fulgensia desertorum)
- Fulgensia fulgens (Sw.) Elenkin - 4, 8, 16, 26, Tuthill (2013: 11)
- Fuscopannaria ahlneri (P. M. Jørg.) P. M. Jørg. - 8, 17, Tuthill (2013: 11)
- Fuscopannaria mediterranea (Tav.) P. M. Jørg. - 8, Tuthill (2013: 11)
- Fuscopannaria praetermissa (Nyl.) P. M. Jørg. - 4, 6, 8, 11, 17, 21, 27, 29, Wetmore (2009: 11), Tuthill (2013: 11)
- Gyalolechia bracteata (Hoffm.) A. Massal. - 4, 8, 27, 29, Wetmore (2009: 11 as Fulgensia bracteata), Tuthill (2013: 11 as Fulgensia bracteata)
- Hyperphyscia syncolla (Tuck. ex Nyl.) Kalb - 27, Tuthill (2013: 11)
- Hypocenomyce friesii (Ach.) P. James & Gotth. Schneider - 13, 27, 29, Wetmore (2009: 11), Tuthill (2013: 11)
- Hypocenomyce scalaris (Ach. ex Lilj.) M. Choisy - 4, 6, 8, 13, 27, 29, Wetmore (2009: 11), Tuthill (2013: 11)
- Hypogymnia austerodes (Nyl.) Räsänen - 4, 6, 8, 15, 17, 27, 29, Wetmore (2009: 12), Tuthill (2013: 11)
- Hypogymnia farinacea Zopf - 6, Tuthill (2013: 11)
- Hypogymnia imshaughii Krog - 4, 6, 8, 17, Tuthill (2013: 11)
- Hypogymnia physodes (L.) Nyl. - 4, 6, 8, 13, 17, 27, 29, Wetmore (2009: 12), Tuthill (2013: 11)
- Hypogymnia tubulosa (Schaer.) Hav. - 6, 8, 17, 29, Wetmore (2009: 12), Tuthill (2013: 11)
- Icmadophila ericetorum (L.) Zahlbr. - 8, Tuthill (2013: 11)
- Imshaughia aleurites (Ach.) S. F. Meyer - 15, 27, Tuthill (2013: 11)
- Imshaughia placorodia (Ach.) S. F. Meyer - 27, Tuthill (2013: 11)
- Lecania dubitans (Nyl.) A. L. Sm. - 27, Tuthill (2013: 11)
- Lecania erysibe (Ach.) Mudd - 8, Tuthill (2013: 11)
- Lecania nylanderiana A. Massal. - 6, Tuthill (2013: 11)
- Lecanora albellula (Nyl.) Th. Fr. - 4, 8, 17, 27, 29, Wetmore (2009: 12), Tuthill (2013: 11)
- Lecanora albescens (Hoffm.) Branth & Rostr. - 6, 27, Tuthill (2013: 11)
- Lecanora allophana Nyl. - 6, 17, Tuthill (2013: 11)
- Lecanora argentea Oxner & Volkova - 8, 17, Tuthill (2013: 11)
- Lecanora argopholis (Ach.) Ach. - 4, 5, 6, 8, 13, 17, 21, Tuthill (2013: 11)
- Lecanora bicincta Ramond - 8, 17, Tuthill (2013: 11)
- Lecanora cadubriae (A. Massal.) Hedl. - 8, 17, 27, 29, Wetmore (2009: 12), Tuthill (2013: 11)
- Lecanora caesiorubella Ach. - 13, Tuthill (2013: 11)
- Lecanora cenisia Ach. - 4, 5, 6, 8, 17, 21, 27, 29, Wetmore (2009: 12), Tuthill (2013: 11)
- Lecanora chlarotera Nyl. - 6, 8, 17, 27, Tuthill (2013: 11)
- Lecanora circumborealis Brodo & Vitik. - 8, 17, Tuthill (2013: 11)
- Lecanora coniferarum Printzen - 11, Tuthill (2013: 11)
- Lecanora crenulata Hooker - 4, 6, 8, 17, Tuthill (2013: 11)
- Lecanora densa (Sliwa & Wetmore) Printzen - 11, Tuthill (2013: 11)
- Lecanora dispersa (Pers.) Sommerf. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecanora epibryon (Ach.) Ach. - Tuthill (2013: 12)
- Lecanora expallens Ach. - Tuthill (2013: 12)
- Lecanora frustulosa (Dickson) Ach. - Tuthill (2013: 12)
- Lecanora fuscescens (Sommerf.) Nyl. - Tuthill (2013: 12)
- Lecanora garovaglioi (Körb.) Zahlbr. - Tuthill (2013: 12)
- Lecanora hagenii (Ach.) Ach. - Tuthill (2013: 12)
- Lecanora hypoptoides (Nyl.) Nyl. - Tuthill (2013: 12)
- Lecanora impudens Degel. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecanora intricata (Ach.) Ach. - Tuthill (2013: 12)
- Lecanora laxa (Sliwa & Wetmore) Printzen - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecanora marginata (Schaer.) Hertel & Rambold - Tuthill (2013: 12)
- Lecanora meridionalis H. Magn. - Tuthill (2013: 12)
- Lecanora mughicola Nyl. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecanora muralis (Schreb.) Rabenh. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecanora nigromarginata H. Magn. - Tuthill (2013: 12)
- Lecanora novomexicana H. Magn. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecanora phaedrophthalma Poelt - Tuthill (2013: 12)
- Lecanora polytropa (Hoffm.) Rabenh. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecanora pseudistera Nyl. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecanora pulicaris (Pers.) Ach. - Tuthill (2013: 12)
- Lecanora rupicola (L.) Zahlbr. - Tuthill (2013: 12)
- Lecanora saligna (Schrad.) Zahlbr. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecanora sambuci (Pers.) Nyl. - Tuthill (2013: 12)
- Lecanora semipallida H. Magn. - Tuthill (2013: 12)
- Lecanora subrugosa Nyl. - Tuthill (2013: 12)
- Lecanora symmicta (Ach.) Ach. - Tuthill (2013: 12)
- Lecanora varia (Hoffm.) Ach. - Tuthill (2013: 12)
- Lecanora wetmorei Sliwa - Tuthill (2013: 12)
- Lecidea albohyalina (Nyl.) Th. Fr. - Tuthill (2013: 12)
- Lecidea atrobrunnea (Lam. & DC.) Schaer. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecidea auriculata Th. Fr. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecidea berengeriana (A. Massal.) Th. Fr. - Tuthill (2013: 12)
- Lecidea confluens (Weber) Ach. - Tuthill (2013: 12)
- Lecidea lapicida (Ach.) Ach. - Tuthill (2013: 12)
- Lecidea leucothallina Arnold - Tuthill (2013: 12)
- Lecidea lithophila (Ach.) Ach. - Tuthill (2013: 12)
- Lecidea plana (J. Lahm) Nyl. - Tuthill (2013: 12)
- Lecidea syncarpa Zahlbr. - Tuthill (2013: 12)
- Lecidea tessellata Flörke - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecidea turgidula Fr. - Tuthill (2013: 12)
- Lecidella anomaloides (A. Massal.) Hertel & H. Kilias - Tuthill (2013: 12)
- Lecidella carpathica Körb. - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecidella effugiens (Nilson) Knoph & Hertel - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecidella elaeochroma (Ach.) M. Choisy - Tuthill (2013: 12)
- Lecidella euphorea (Flörke) Hertel - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecidella patavina (A. Massal.) Knoph & Leuckert - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecidella stigmatea (Ach.) Hertel & Leuckert - Wetmore (2009: 12), Tuthill (2013: 12)
- Lecidella viridans (Flotow) Körb. - Tuthill (2013: 12)
- Lecidoma demissum (Rutstr.) Gotth. Schneider & Hertel - Tuthill (2013: 13)
- Lempholemma cladodes (Tuck.) Zahlbr. - Tuthill (2013: 13)
- Lempholemma polyanthes (Bernh.) Malme - Tuthill (2013: 13)
- Lepraria alpina (B. de Lesd.) Tretiach & Baruffo - Tuthill (2013: 13)
- Lepraria caesioalba (B. de Lesd.) J. R. Laundon - Tuthill (2013: 13)
- Lepraria diffusa var. diffusa (J. R. Laundon) Kukwa - Tuthill (2013: 13)
- Lepraria incana (L.) Ach. - Tuthill (2013: 13)
- Lepraria lobificans Nyl. - Tuthill (2013: 13)
- Lepraria membranacea (Dicks.) Vain. - Tuthill (2013: 13)
- Lepraria neglecta (Nyl.) Erichsen - Tuthill (2013: 13)
- Lepraria vouauxii (Hue) R. C. Harris - Tuthill (2013: 13)
- Leprocaulon albicans (Th. Fr.) Nyl. ex Hue - Tuthill (2013: 13)
- Leprocaulon gracilescens (Nyl.) I. M. Lamb & Ward - Tuthill (2013: 13)
- Leprocaulon subalbicans (I. M. Lamb) I. M. Lamb & Ward - Tuthill (2013: 13)
- Leptochidium albociliatum (Desmaz.) M. Choisy - Wetmore (2009: 12), Tuthill (2013: 13)
- Leptogium burnetiae C. W. Dodge - Tuthill (2013: 13)
- Leptogium cyanescens (Rabenh.) Körb. - Tuthill (2013: 13)
- Leptogium gelatinosum (With.) J. R. Laundon - Tuthill (2013: 13)
- Leptogium hirsutum Sierk - Tuthill (2013: 13)
- Leptogium lichenoides (L.) Zahlbr. - Tuthill (2013: 13)
- Leptogium saturninum (Dicks.) Nyl. - Tuthill (2013: 13)
- Leptogium tenuissimum (Dicks.) Körb. - Tuthill (2013: 13)
- Letharia columbiana (Nutt.) J. W. Thomson - Tuthill (2013: 13)
- Letharia vulpina (L.) Hue - Wetmore (2009: 12), Tuthill (2013: 13)
- Lobothallia alphoplaca (Wahlenb.) Hafellner - Tuthill (2013: 13)
- Massalongia carnosa (Dicks.) Körb. - Tuthill (2013: 13)
- Megaspora verrucosa (Ach.) Hafellner & V. Wirth - Wetmore (2009: 12), Tuthill (2013: 13)
- Melanelia disjuncta (Erichsen) Essl. - Wetmore (2009: 12), Tuthill (2013: 13)
- Melanelia sorediata (Ach.) Goward & Ahti - Wetmore (2009: 12), Tuthill (2013: 13)
- Melanelia stygia (L.) Essl. - Tuthill (2013: 13)
- Melanelia tominii (Oxner) Essl. - Wetmore (2009: 12), Tuthill (2013: 13)
- Melanelixia subargentifera (Nyl.) O. Blanco et al. - Tuthill (2013: 13)
- Melanohalea elegantula (Zahlbr.) O. Blanco et al. - Wetmore (2009: 12 as Melanelia elegantula), Tuthill (2013: 13)
- Melanohalea exasperata (De Not.) O. Blanco et al. - Tuthill (2013: 13)
- Melanohalea exasperatula (Nyl.) O. Blanco et al. - Wetmore (2009: 12 as Melanelia exasperatula), Tuthill (2013: 13)
- Melanohalea infumata (Nyl.) O. Blanco et al. - Tuthill (2013: 13)
- Melanohalea subelegantula (Essl.) O. Blanco et al. - Tuthill (2013: 13)
- Melanohalea subolivacea (Nyl.) O. Blanco et al. - Wetmore (2009: 12 as Melanelia subolivacea), Tuthill (2013: 13)
- Micarea denigrata (Fr.) Hedl. - Wetmore (2009: 12), Tuthill (2013: 13)
- Micarea misella (Nyl.) Hedl. - Wetmore (2009: 12), Tuthill (2013: 13)
- Micarea prasina Fr. - Tuthill (2013: 13)
- Mycobilimbia berengeriana (A. Massal.) Hafellner & V. Wirth - Wetmore (2009: 12) - Tuthill (2013: 13)
- Mycobilimbia epixanthoides (Nyl.) Vitik. et al. - Wetmore (2009: 11 Biatora epixanthoides) - Tuthill (2013: 13)
- Mycobilimbia hypnorum (Lib.) Kalb & Hafellner - Tuthill (2013: 13)
- Mycobilimbia pilularis (Körb.) Hafellner & Türk - Tuthill (2013: 13)
- Mycobilimbia tetramera (De Not.) Vitik. et al. - Tuthill (2013: 13)
- Mycocalicium subtile (Pers.) Szatala - Tuthill (2013: 13)
- Mycomicrothelia wallrothii (Hepp) D. Hawksw. - Tuthill (2013: 14)
- Myriospora heppii (Nägeli ex Körb.) Hue - Tuthill (2013: 14)
- Myriospora scabrida (Hedl. ex H. Magn.) xxx - Wetmore (2009: 11 as Acarospora scabrida)
- Naetrocymbe punctiformis (Schrank) R. C. Harris - Tuthill (2013: 14)
- Nephroma parile (Ach.) Ach. - Tuthill (2013: 14)
- Ochrolechia androgyna (Hoffm.) Arnold - Wetmore (2009: 12), Tuthill (2013: 14)
- Ochrolechia upsaliensis (L.) A. Massal. - Wetmore (2009: 12), Tuthill (2013: 14)
- Ophioparma lapponica (Räsänen) Hafellner & R. W. Rogers - Tuthill (2013: 14)
- Pannaria conoplea (Ach.) Bory - Tuthill (2013: 14)
- Parmelia fraudans (Nyl.) Nyl. - Tuthill (2013: 14)
- Parmelia hygrophila Goward & Ahti - Tuthill (2013: 14)
- Parmelia omphalodes (L.) Ach. - Wetmore (2009: 12), Tuthill (2013: 14)
- Parmelia saxatilis (L.) Ach. - Wetmore (2009: 12), Tuthill (2013: 14)
- Parmelia sulcata Taylor - Wetmore (2009: 12), Tuthill (2013: 14)
- Parmeliella cyanolepra (Tuck.) Herre - Tuthill (2013: 14)
- Parmeliopsis ambigua (Wulfen) Nyl. - Wetmore (2009: 12), Tuthill (2013: 14)
- Parmeliopsis hyperopta (Ach.) Arnold - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera aphthosa (L.) Willd. - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera canina (L.) Willd. - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera collina (Ach.) Schrader - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera didactyla (With.) J. R. Laundon - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera elisabethae Gyeln. - Tuthill (2013: 14)
- Peltigera kristinssonii Vitik. - Tuthill (2013: 14)
- Peltigera lepidophora (Nyl. ex Vain.) Bitter - Tuthill (2013: 14)
- Peltigera leucophlebia (Nyl.) Gyeln. - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera malacea (Ach.) Funck - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera membranacea (Ach.) Nyl. - Tuthill (2013: 14)
- Peltigera neckeri Hepp ex Müll. Arg. - Tuthill (2013: 14)
- Peltigera polydactylon (Necker) Hoffm. - Tuthill (2013: 14)
- Peltigera ponojensis Gyeln. - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera praetextata (Flörke ex Sommerf.) Zopf - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera retifoveata Vitik. - Tuthill (2013: 14)
- Peltigera rufescens (Weiss) Humb. - Wetmore (2009: 12), Tuthill (2013: 14)
- Peltigera venosa (L.) Hoffm. - Wetmore (2009: 12), - Tuthill (2013: 14)
- Pertusaria saximontana Wetmore - Wetmore (1968: 369 Protologue), Tuthill (2013: 14) Type in MICH
- Phaeophyscia chloantha (Ach.) Moberg - Wetmore (2009: 12),
- Phaeophyscia ciliata (Hoffm.) Moberg - Wetmore (2009: 12), Tuthill (2013: 14)
- Phaeophyscia decolor (Kashiw.) Essl. - Wetmore (2009: 12), Tuthill (2013: 14)
- Phaeophyscia endococcina (Körb.) Moberg - Tuthill (2013: 14)
- Phaeophyscia hispidula (Ach.) Essl. - Tuthill (2013: 14)
- Phaeophyscia nigricans (Flörke) Moberg - Tuthill (2013: 14)
- Phaeophyscia orbicularis (Necker) Moberg - Tuthill (2013: 14)
- Phaeophyscia sciastra (Ach.) Moberg - Wetmore (2009: 12), Tuthill (2013: 14)
- Phaeorrhiza nimbosa (Fr.) H. Mayrhofer & Poelt - Tuthill (2013: 14)
- Phaeorrhiza sareptana (Tomin) H. Mayrh. & Poelt - Wetmore (2009: 12), Tuthill (2013: 14)
- Physcia adscendens (Fr.) H. Olivier - Wetmore (2009: 12), Tuthill (2013: 14)
- Physcia aipolia (Ehrh. ex Humb.) Fürnr. - Tuthill (2013: 14)
- Physcia biziana (A. Massal.) Zahlbr. - Tuthill (2013: 14)
- Physcia caesia (Hoffm.) Fürnr. - Wetmore (2009: 12), Tuthill (2013: 14)
- Physcia dimidiata (Arnold) Nyl. - Tuthill (2013: 15)
- Physcia dubia (Hoffm.) Lettau - Wetmore (2009: 12), Tuthill (2013: 15)
- Physcia phaea (Tuck.) J. W. Thomson - Wetmore (2009: 12), Tuthill (2013: 15)
- Physcia stellaris (L.) Nyl. - Wetmore (2009: 12), Tuthill (2013: 15)
- Physcia subalbinea Nyl. - Tuthill (2013: 15)
- Physcia tenella (Scop.) DC. - Tuthill (2013: 15)
- Physcia tribacia (Ach.) Nyl. - Tuthill (2013: 15)
- Physciella chloantha (Ach.) Essl. - Tuthill (2013: 15)
- Physconia detersa (Nyl.) Poelt - Wetmore (2009: 12), Tuthill (2013: 15)
- Physconia enteroxantha (Nyl.) Poelt - Tuthill (2013: 15)
- Physconia isidiigera (Zahlbr.) Essl. - Tuthill (2013: 15)
- Physconia leucoleiptes (Tuck.) Essl. - Tuthill (2013: 15)
- Physconia muscigena (Ach.) Poelt - Wetmore (2009: 12), Tuthill (2013: 15)
- Physconia perisidiosa (Erichsen) Moberg - Wetmore (2009: 12), Tuthill (2013: 15)
- Placidium lachneum (Ach.) Breuss - Tuthill (2013: 15)
- Placidium lacinulatum (Ach.) Breuss - Tuthill (2013: 15)
- Placidium norvegicum (Breuss) Breuss - Tuthill (2013: 15)
- Placidium squamulosum (Ach.) Breuss - Tuthill (2013: 15)
- Placopyrenium fuscellum (Turner) Gueidan & Cl. Roux - Tuthill (2013: 15)
- Placynthiella dasaea (Stirt.) Tønsberg - Wetmore (2009: 12), - Tuthill (2013: 15)
- Placynthiella icmalea (Ach.) Coppins & P. James - Tuthill (2013: 15)
- Placynthiella oligotropha (J. R. Laundon) Coppins & P. James - Wetmore (2009: 12), - Tuthill (2013: 15)
- Placynthiella uliginosa (Schrad.) Coppins & P. James - Wetmore (2009: 12), - Tuthill (2013: 15)
- Placynthium nigrum (Hudson) Gray - Wetmore (2009: 12), - Tuthill (2013: 15)
- Platismatia glauca (L.) Culb. & C. Culb. - Wetmore (2009: 12), Tuthill (2013: 15)
- Pleopsidium chlorophanum (Wahlenb.) Zopf - Tuthill (2013: 15)
- Pleopsidium flavum (Bellardi) Körb. - Wetmore (2009: 12), Tuthill (2013: 15)
- Polychidium muscicola (Sw.) Gray - Tuthill (2013: 15)
- Polysporina simplex (Davies) Vezda - Wetmore (2009: 12), Tuthill (2013: 15)
- Polysporina urceolata (Anzi) Brodo - Wetmore (2009: 12), Tuthill (2013: 15)
- Porocyphus coccodes (Flot.) Körb. - Tuthill (2013: 15)
- Porpidia crustulata (Ach.) Hertel & Knoph - Wetmore (2009: 12), Tuthill (2013: 15)
- Porpidia macrocarpa (DC.) Hertel & A. J. Schwab - Tuthill (2013: 15)
- Porpidia speirea (Ach.) Kremp. - Wetmore (2009: 12), Tuthill (2013: 15)
- Pronectria erythrinella (Nyl.) Lowen - Tuthill (2013: 15)
- Protoblastenia rupestris (Scop.) J. Steiner - Wetmore (2009: 12), Tuthill (2013: 15)
- Protopannaria pezizoides (Weber) P. M. Jørg. & S. Ekman - Wetmore (2009: 12), Tuthill (2013: 15)
- Protoparmelia badia (Hoffm.) Hafellner - Wetmore (2009: 12), Tuthill (2013: 15)
- Pseudephebe minuscula (Nyl. ex Arnold) Brodo & D. Hawksw. - Tuthill (2013: 15)
- Pseudephebe pubescens (L.) M. Choisy - Wetmore (2009: 12), - Tuthill (2013: 15)
- Psora cerebriformis W. A. Weber - Tuthill (2013: 15)
- Psora decipiens (Hedw.) Hoffm. - Wetmore (2009: 12), - Tuthill (2013: 15)
- Psora globifera (Ach.) A. Massal. - Wetmore (2009: 12), - Tuthill (2013: 15)
- Psora himalayana (Church. Bab.) Timdal - Wetmore (2009: 12), - Tuthill (2013: 15)
- Psora icterica (Mont.) Müll. Arg. - Tuthill (2013: 15)
- Psora luridella (Tuck.) Fink - Tuthill (2013: 15)
- Psora montana Timdal - Wetmore (2009: 12), - Tuthill (2013: 15)
- Psora nipponica (Zahlbr.) Gotth. Schneider - Tuthill (2013: 15)
- Psora russellii (Tuck.) A. Schneider - Tuthill (2013: 15)
- Psora tuckermannii R. A. Anderson ex Timdal - Tuthill (2013: 16)
- Psoroma hypnorum (Vahl) Gray - Wetmore (2009: 12), - Tuthill (2013: 16)
- Psoroma tenue Henssen var. boreale Henssen - Tuthill (2013: 16)
- Psorotichia schaereri (A. Massal.) Arnold - Tuthill (2013: 16)
- Punctelia borreri (Turner) Krog - Tuthill (2013: 16)
- Pycnora xanthococca (Sommerf.) Hafellner - Tuthill (2013: 16)
- Ramalina intermedia (Delise ex Nyl.) Nyl. - Tuthill (2013: 16)
- Ramalina pollinaria (Westr.) Ach. - Tuthill (2013: 16)
- Ramboldia elabens (Fr.) Kantvilas & Elix - Tuthill (2013: 16)
- Rhizocarpon badioatrum (Flörke ex Sprengel) Th. Fr. - Tuthill (2013: 16)
- Rhizocarpon cinereovirens (Müll. Arg.) Vain. - Wetmore (2009: 12), Tuthill (2013: 16)
- Rhizocarpon concentricum (Davies) Beltr. - Tuthill (2013: 16)
- Rhizocarpon disporum (Nägeli ex Hepp) Müll. Arg. - Wetmore (2009: 12), Tuthill (2013: 16)
- Rhizocarpon distinctum Th. Fr. - Tuthill (2013: 16)
- Rhizocarpon ferax H. Magn. - Tuthill (2013: 16)
- Rhizocarpon geminatum Körb. - Wetmore (2009: 12), - Tuthill (2013: 16)
- Rhizocarpon geographicum (L.) DC. - Wetmore (2009: 12), - Tuthill (2013: 16)
- Rhizocarpon grande (Flörke ex Flot.) Arnold - Wetmore (2009: 12), Tuthill (2013: 16)
- Rhizocarpon hochstetteri (Körb.) Vain. - Tuthill (2013: 16)
- Rhizocarpon lavatum (Fr.) Hazsl. - Tuthill (2013: 16)
- Rhizocarpon lindsayanum Räsänen - Tuthill (2013: 16)
- Rhizocarpon macrosporum Räsänen - Wetmore (2009: 12), Tuthill (2013: 16)
- Rhizocarpon reductum Th. Fr. - Tuthill (2013: 16)
- Rhizocarpon renneri Poelt - Tuthill (2013: 16)
- Rhizocarpon riparium Räsänen - Tuthill (2013: 16)
- Rhizocarpon saanaense Räsänen - Tuthill (2013: 16)
- Rhizoplaca chrysoleuca (Sm.) Zopf - Wetmore (2009: 12), Tuthill (2013: 16)
- Rhizoplaca haydenii (Tuck.) W. A. Weber - Wetmore (2009: 12), Tuthill (2013: 16)
- Rhizoplaca melanophthalma (DC.) Leuckert & Poelt - Wetmore (2009: 12), Tuthill (2013: 16)
- Rhizoplaca peltata (Ramond) Leuckert & Poelt - Tuthill (2013: 16)
- Rhizoplaca subdiscrepans (Nyl.) R. Sant. - Wetmore (2009: 12), Tuthill (2013: 16)
- Rimularia insularis (Nyl.) Rambold & Hertel - Tuthill (2013: 16)
- Rinodina archaea (Ach.) Arnold - Wetmore (2009: 12), - Tuthill (2013: 16)
- Rinodina bischoffii (Hepp) A. Massal. - Tuthill (2013: 16)
- Rinodina calcigena (Th. Fr.) Lynge - Tuthill (2013: 16)
- Rinodina colobina (Ach.) Th. Fr. - Tuthill (2013: 16)
- Rinodina coloradiana H. Magn. - Tuthill (2013: 16)
- Rinodina confragosa (Ach.) Körb. - Tuthill (2013: 16)
- Rinodina exigua (Ach.) Gray - Tuthill (2013: 16)
- Rinodina freyi H. Magn. - Tuthill (2013: 16)
- Rinodina gennarii Bagl. - Tuthill (2013: 16)
- Rinodina imshaugii Sheard - Tuthill (2013: 16)
- Rinodina milvina (Wahlenb.) Th. Fr. - Tuthill (2013: 16)
- Rinodina mniaraea (Ach.) Körb. - Tuthill (2013: 16)
- Rinodina obnascens (Nyl.) Oliv. - Tuthill (2013: 16)
- Rinodina olivaceobrunnea C. W. Dodge & Baker - Tuthill (2013: 16)
- Rinodina orculata Poelt & M. Steiner - Tuthill (2013: 16)
- Rinodina parasitica H. Mayrhofer & Poelt - Tuthill (2013: 16)
- Rinodina pyrina (Ach.) Arnold - Tuthill (2013: 16)
- Rinodina subminuta H. Magn. - Tuthill (2013: 16)
- Rinodina turfacea (Wahlenb.) Körb. - Tuthill (2013: 16)
- Sagedia mastrucata (Wahlenb.) A. Nordin, S. Savić & Tibell - Tuthill (2013: 16)
- Sarcogyne clavus (DC.) Kremp. - Tuthill (2013: 16)
- Sarcogyne dakotensis H. Magn. - Tuthill (2013: 16)
- Sarcogyne privigna (Ach.) A. Massal. - Tuthill (2013: 16)
- Sarcogyne regularis Körb. - Wetmore (2009: 13), - Tuthill (2013: 17)
- Sclerophora peronella (Ach.) Tibell - Tuthill (2013: 17)
- Seirophora contortuplicata (Ach.) Fröden - Tuthill (2013: 17)
- Silobia scabrida (H. Magn.) M. Westb. - Tuthill (2013: 17)
- Silobia smaragdula (Wahlenb.) M. Westb. & Wedin - Tuthill (2013: 17)
- Solorina bispora Nyl. - Tuthill (2013: 17)
- Solorian crocea (L.) Ach. - Tuthill (2013: 17)
- Sphaerellothecium abditum Triebel - Tuthill (2013: 17)
- Sphaerellothecium contextum Triebel - Tuthill (2013: 17)
- Spilonema revertens Nyl. - Tuthill (2013: 17)
- Sporastatia testudinea (Ach.) A. Massal. - Tuthill (2013: 17)
- Squamarina lentigera (Weber) Poelt - Tuthill (2013: 17)
- Staurothele areolata (Ach.) Lettau - Wetmore (2009: 13), - Tuthill (2013: 17)
- Staurothele clopimoides (Arnold) J. Stein - Tuthill (2013: 17)
- Staurothele drummondii (Tuck.) Tuck. - Wetmore (2009: 13), - Tuthill (2013: 17)
- Staurothele fissa (Taylor) Zwackh - Tuthill (2013: 17)
- Stereocaulon alpinum Laurer ex Funck - Tuthill (2013: 17)
- Stereocaulon glareosum (Savicz) H. Magn. - Tuthill (2013: 17)
- Stereocaulon paschale (L.) Hoffm. - Tuthill (2013: 17)
- Stereocaulon rivulorum H. Magn. - Tuthill (2013: 17)
- Stereocaulon tomentosum Fr. - Tuthill (2013: 17)
- Strangospora microhaema (Norman) R. A. Anderson - Tuthill (2013: 17)
- Tephromela atra (Huds.) Hafellner - Tuthill (2013: 17)
- Teloschistes contortuplicatus (Ach.) Clauzade & Rondon - Wetmore (2009: 13 as Teloschistes contortuplicatus)
- Calvitimela aglaea (Sommerf.) Hafellner - Wetmore (2009: 13 as Tephromela aglaea)
- Tetramelas papillatus (Sommerf.) Kalb - Tuthill (2013: 17)
- Tetramelas triphragmioides (Anzi) A. Nordin & Tibell - Tuthill (2013: 17)
- Thamnogalla crombiei (Mudd) D. Hawksw. - Tuthill (2013: 17)
- Thamnolia subuliformis (Ehrh.) W. L. Culb. - Tuthill (2013: 17)
- Thamnolia vermicularis (Sw.) Ach. ex Schaer. - Tuthill (2013: 17)
- Thelenella muscorum var. muscorum (Fr.) Vain. - Tuthill (2013: 17)
- Thelocarpon epibolum Nyl. - Tuthill (2013: 17)
- Thelomma ocellatum (Körb.) Tibell - Tuthill (2013: 17)
- Thrombium epigaeum (Pers.) Wallr. - Tuthill (2013: 17)
- Thyrea confusa Henssen - Wetmore (2009: 13), - Tuthill (2013: 17)
- Toninia alutacea (Anzi) Jatta - Tuthill (2013: 17)
- Toninia candida (Weber) Th. Fr. - Tuthill (2013: 17)
- Toninia ruginosa (Tuck.) Herre - Tuthill (2013: 17)
- Toninia sedifolia (Scop.) Timdal - Wetmore (2009: 13), - Tuthill (2013: 17)
- Toninia squalida (Ach.) A. Massal. - Tuthill (2013: 17)
- Trapelia coarctata (Turner ex Sm. & Sow.) M. Choisy - Tuthill (2013: 17)
- Trapeliopsis flexuosa (Fr.) Coppins & James - Wetmore (2009: 13), - Tuthill (2013: 17)
- Trapeliopsis granulosa (Hoffm.) Lumbsch - Wetmore (2009: 13), - Tuthill (2013: 17)
- Tuckermanella fendleri (Nyl.) Essl. - Tuthill (2013: 17)
- Tuckermannopsis chlorophylla (Willd.) Hale - Tuthill (2013: 17)
- Tuckermannopsis sepincola (Ehrh.) Hale - Tuthill (2013: 17)
- Umbilicaria americana Poelt & T. H. Nash - Wetmore (2009: 13), - Tuthill (2013: 17)
- Umbilicaria angulata Tuck. - Tuthill (2013: 17)
- Umbilicaria decussata (Vill.) Zahlbr. - Tuthill (2013: 17)
- Umbilicaria deusta (L.) Baumg. - Tuthill (2013: 17)
- Umbilicaria hirsuta (Sw. ex Westr.) Hoffm. - Tuthill (2013: 17)
- Umbilicaria hyperborea (Ach.) Hoffm. - Wetmore (2009: 13), - Tuthill (2013: 17)
- Umbilicaria krascheninnikovii (Savicz) Zahlbr. - Wetmore (2009: 13), - Tuthill (2013: 17)
- Umbilicaria mammulata (Ach.) Tuck. - Tuthill (2013: 17)
- Umbilicaria polyphylla (L.) Baumg. - Tuthill (2013: 17)
- Umbilicaria proboscidea (L.) Schrader - Tuthill (2013: 17)
- Umbilicaria torrefacta (Lightf.) Schrader - Tuthill (2013: 17)
- Umbilicaria vellea (L.) Hoffm. - Wetmore (2009: 13), - Tuthill (2013: 17)
- Umbilicaria virginis Schaer. - Wetmore (2009: 13), - Tuthill (2013: 17)
- Usnea baileyi (Stirt.) Zahlbr. - Tuthill (2013: 18)
- Usnea cavernosa Tuck. - Tuthill (2013: 18)
- Usnea fulvoreagens (Räsänen) Räsänen - Tuthill (2013: 18)
- Usnea hirta (L.) F. H. Wigg. - Tuthill (2013: 18)
- Usnea lapponica Vain. - Wetmore (2009: 13), Tuthill (2013: 18)
- Usnea subfloridana Stirt. - Tuthill (2013: 18)
- Usnea substerilis Motyka - Tuthill (2013: 18)
- Vahliella leucophaea (Vahl) P. M. Jørg. - Tuthill (2013: 18)
- Verrucaria acrotella Ach. - Tuthill (2013: 18)
- Verrucaria caerulea DC. - Tuthill (2013: 18)
- Verrucaria compacta (A. Massal.) Jatta - Tuthill (2013: 18)
- Verrucaria glaucovirens Grummann - Tuthill (2013: 18)
- Verrucaria inficiens Breuss - Tuthill (2013: 18)
- Verrucaria muralis Ach. - Wetmore (2009: 13), - Tuthill (2013: 18)
- Verrucaria nigrescens Pers. - Tuthill (2013: 18)
- Verrucaria nigrescentoidea Fink - Tuthill (2013: 18)
- Verrucaria rupestris Schrader - Wetmore (2009: 13), - Tuthill (2013: 18)
- Vulpicida canadensis (Räsänen) J.-E. Mattsson & M. J. Lai - Tuthill (2013: 18)
- Vulpicida pinastri (Scop.) J.-E. Mattsson & M. J. Lai - Wetmore (2009: 11 as Cetraria pinastri), Tuthill (2013: 18)
- Vulpicida tilesii (Ach.) J.-E. Mattsson & M. J. Lai - Tuthill (2013: 18)
- Xanthomendoza fallax (Hepp ex Arnold) Søchting, Kärnefelt & S. Kondr. - Tuthill (2013: 18)
- Xanthomendoza fulva (Hoffm.) Søchting Kärnefelt & S. Kondr. - Wetmore (2009: 13), Tuthill (2013: 18)
- Xanthomendoza galericulata L. Lindblom - Wetmore (2009: 13), Tuthill (2013: 18)
- Xanthomendoza mendozae (Räsänen) S. Kondr. & Kärnefelt - Wetmore (2009: 13), - Tuthill (2013: 18)
- Xanthomendoza montana (L. Lindblom) Søchting et al. - Wetmore (2009: 13), - Tuthill (2013: 18)
- Xanthomendoza oregana (Gyeln.) Søchting, Kärnefelt & S. Kondr. - Tuthill (2013: 18)
- Xanthomendoza ulophyllodes (Räsänen) Søchting, Kärnefelt & S. Kondr. - Tuthill (2013: 18)
- Xanthoparmelia chlorochroa (Tuck.) Hale - Wetmore (2009: 13), - Tuthill (2013: 18)
- Xanthoparmelia coloradoensis (Gyeln.) Hale - Wetmore (2009: 13), Tuthill (2013: 18)
- Xanthoparmelia conspersa (Ehrh. ex Ach.) Hale - Tuthill (2013: 18)
- Xanthoparmelia cumberlandia (Gyeln.) Hale - Wetmore (2009: 13), Tuthill (2013: 18)
- Xanthoparmelia lavicola (Gyeln.) Hale - Tuthill (2013: 18)
- Xanthoparmelia lipochlorochroa Hale & Elix - Hale (1989: 551 Type in Hobart, Tasmania, Australia HO), Tuthill (2013: 18)
- Xanthoparmelia loxodes (Nyl.) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch - Tuthill (2013: 18)
- Xanthoparmelia mexicana (Gyeln.) Hale - Wetmore (2009: 13), Tuthill (2013: 18)
- Xanthoparmelia neochlorochroa Hale - Tuthill (2013: 18)
- Xanthoparmelia neowyomingica Hale - Tuthill (2013: 18)
- Xanthoparmelia norchlorochroa Hale - Tuthill (2013: 18)
- Xanthoparmelia novomexicana (Gyeln.) Hale - Tuthill (2013: 18)
- Xanthoparmelia plittii (Gyeln.) Hale - Wetmore (2009: 13), - Tuthill (2013: 18)
- Xanthoparmelia rimalis (Kurok.) Elix, A. Thell & Søchting - Tuthill (2013: 18 as Xanthoparmelia lineola)
- Xanthoparmelia stenophylla (Ach.) Ahti & D. Hawksw. - Tuthill (2013: 18)
- Xanthoparmelia subdecipiens (Vain.) Hale - Tuthill (2013: 18)
- Xanthoparmelia verruculifera (Nyl.) Crespo et al. - Tuthill (2013: 18)
- Xanthoparmelia wyomingica (Gyeln.) Hale - Tuthill (2013: 19)
- Xanthoria candelaria (L.) Th. Fr. - Wetmore (2009: 13), Tuthill (2013: 19)
- Xanthoria elegans (Link) Th. Fr. - Wetmore (2009: 13), Tuthill (2013: 19)
- Xanthoria polycarpa (Hoffm.) Th. Fr. - Tuthill (2013: 19)
- Xanthoria sorediata (Vain.) Poelt - Wetmore (2009: 13), Tuthill (2013: 19)
- Xylographa parallela (Ach.: Fr.) Behlen & Desberger - Wetmore (2009: 13), - Tuthill (2013: 19)
- Xylographa vitiligo (Ach.) J. R. Laundon - Wetmore (2009: 13), Tuthill (2013: 19)