Checklist of lichens of Manitoba (Canada)
31 December 2018
- Acarospora fuscata (Nyl.) Arnold - Thomson (1997: 24)
- Acarospora glaucocarpa (Wahlenb.) Körb. - Thomson (1997: 25)
- Adelolecia pilati (Hepp) Hertel & Hafellner - Thomson (1997: 37)
- Alectoria ochroleuca (Hoffm.) A. Massal. - Thomson (1984: 37), Piercey-Normore (2005: 1032)
- Amandinea punctata (Hoffm.) Coppins & Scheid. - Thomson (1997: 138 as Buellia punctata)
- Arctocetraria andrejevii (Oxner) Kärnefelt & A. Thell - Thomson (1984: 72 as Cetraria andrejevii), Piercey-Normore (2005: 1034)
- Arctoparmelia centrifuga (L.) Hale - Thomson (1984: 476 as Xanthoparmelia centrifuga)
- Arctoparmelia incurva (Pers.) Hale - Thomson (1984: 478 as Xanthoparmelia incurva)
- Arctoparmelia separata (Th. Fr.) Hale - Thomson (1984: 479 as Xanthoparmelia separata)
- Arthonia patellulata Nyl. - Thomson (1997: 47)
- Aspicilia arctica (Lynge) Oxner - Thomson (1997: 64)
- Aspicilia subradians (Nyl.) Hue - Thomson (1997: 94)
- Athallia holocarpa (Hoffm.) Arup, Frödén & Søchting - Thomson (1997: 164 as Caloplaca holocarpa)
- Bacidia bagliettoana (A. Massal. & de Not. in A. Massal.) Jatta - Thomson (1997: 99)
- Bacidia herbarum (Hepp in Stizenb.) Arnold - Thomson (1997: 103)
- Bellemerea alpina (Sommerf.) Clauz. & Roux - Thomson (1997: 115)
- Biatora vernalis (L.) Fr. - Thomson (1997: 389 as Lecidea vernalis), Piercey-Normore (2005: 1032)
- Bilimbia lobulata (Sommerf.) Hafellner & Coppins - Thomson (1997: 617 as Toninia lobulata)
- Blastenia ammiospila (Wahlenb.) Arup, Søchting & Frödén - Thomson (1997: 151 as Caloplaca ammiospila)
- Bryobilimbia hypnorum (Lib.) Fryday, Printzen & S. Ekman - Thomson (1997: 351 as Lecidea hypnorum)
- Bryocaulon divergens (Ach.) Kärnefelt - Thomson (1984: 199 as Cornicularia divergens), Piercey-Normore (2005: 1032)
- Bryoplaca jungermanniae (Vahl) Søchting, Frödén & Arup - Thomson (1997: 166 as Caloplaca jungermanniae)
- Bryoplaca sinapisperma (DC.) Søchting, Frödén & Arup - Thomson (1997: 170 as Caloplaca sinapisperma)
- Bryoria chalybeiformis (L.) Brodo & D. Hawksw. - Thomson (1984: 56)
- Bryoria fuscescens (Gyeln.) Brodo & D. Hawksw. - Thomson (1984: 57)
- Bryoria lanestris (Ach.) Brodo & D. Hawksw. - Thomson (1984: 59)
- Bryoria nitidula ( Th. Fr.) Brodo & D. Hawksw. - Thomson (1984: 63)
- Bryoria simplicior (Vain.) Brodo & D. Hawksw. - Thomson (1984: 65)
- Buellia erubescens Arnold - Thomson (1997: 131)
- Caeruleum heppii (Nägeli ex Körb.) K. Knudsen & & B. Abbott - Thomson (1997: 26 as Acarospora heppii)
- Calicium trabinellum (Ach.) Ach. - Thomson (1997: 145)
- Caloplaca cerina (Ehrh. ex Hedwig) Th. Fr. -Thomson (1997: 154)
- Caloplaca fraudans (Th. Fr.) H. Olivier - Piercey-Normore (2005: 1034)
- Caloplaca stillicidiorum (Vahl) Lynge - Thomson (1997: 172)
- Calvitimela armeniaca (DC.) Hafellner - Thomson (1997: 60 as Tephromela armeniaca)
- Candelariella aurella (Hoffm.) Zahlbr. - Piercey-Normore (2005: 1034)
- Candelariella lutella (Vain.) Räsänen - Thomson (1997: 185)
- Candelariella vitellina (Hoffm.) Müll. Arg. - Thomson (1997: 189)
- Catapyrenium cinereum (Pers.) Körb. - Thomson (1984: 211 as Dermatocarpon cinereum)
- Catillaria glauconigrans (Tuck.) Hasse - Thomson (1997: 197)
- Catillaria muscicola Lynge - Thomson (1997: 198)
- Catolechia wahlenbergii (Ach.) Körb. - Thomson (1997: 202)
- Cetraria aculeata (Schreb.) Ach. - Thomson (1984: 198 as Cornicularia aculeata)
- Cetraria ericetorum Opiz - Thomson (1984: 79)
- Cetraria islandica (L.) Ach. - Thomson (1984: 84), Piercey-Normore (2005: 1032)
- Cetraria laevigata Rass. - Thomson (1984: 88), Piercey-Normore (2005: 1030)
- Cetraria nigricans (Retz.) Nyl. - Thomson (1984: 89)
- Cetrariella commixta (Nyl.) A. Thell & Kärnefelt - Thomson (1984: 75 as Cetraria commixta)
- Cetrariella delisei (Bory ex Schaer.) Kärnefelt & A. Thell - Thomson (1984: 77 as Cetraria delisei), Piercey-Normore (2005: 1034)
- Circinaria caesiocinerea (Nyl. ex Malbr.) A. Nordin, Savic & Tibell - Thomson (1997: 65 as Aspicilia caesiocinerea)
- Cladonia acuminata (Ach.) Norrl. - Thomson (1984: 152 as Cladonia norrlinii), Piercey-Normore (2003: 235), Piercey-Normore (2005: 1031), Toni & Piercey-Normore (2013: 56)
- Cladonia alaskana A. Evans - Thomson (1984: 106)
- Cladonia amaurocraea (Flörke) Schaer. - Thomson (1984: 107), Piercey-Normore (2003: 235), Piercey-Normore (2005: 1032), Toni & Piercey-Normore (2013: 56)
- Cladonia arbuscula (Wallr.) Rabenh. - Thomson (1984: 110), Piercey-Normore (2003: 237), Toni & Piercey-Normore (2013: 56)
- Cladonia bacilliformis (Nyl.) Glück - Piercey-Normore (2003: 237)
- Cladonia bellidiflora (Ach.) Schaer. - Thomson (1984: 113)
- Cladonia borealis S. Stenroos - Piercey-Normore (2003: 237), Toni & Piercey-Normore (2013: 56)
- Cladonia botrytes (K. Hagen) Willd. - Thomson (1984: 114), Piercey-Normore (2003: 237)
- Cladonia caespiticia (Pers.) Flörke - Toni & Piercey-Normore (2013: 56)
- Cladonia cariosa (Ach.) Spreng. - Thomson (1984: 116), Piercey-Normore (2005: 1033)
- Cladonia carneola (Fr.) Fr. - Thomson (1984: 117)
- Cladonia cenotea (Ach.) Schaer. - Thomson (1984: 118), Piercey-Normore (2003: 238)
- Cladonia cervicornis (Ach.) Flot. - xxx
- Cladonia chlorophaea ( Flörke ex. Sommerf.) Spreng. - Thomson (1984: 119), Piercey-Normore (2003: 238), Toni & Piercey-Normore (2013: 56)
- Cladonia coccifera (L.) Willd. - Thomson (1984: 121), Piercey-Normore (2003: 239)
- Cladonia coniocraea (Flörke ex Sommerf.) Spreng. - Thomson (1984: 122), Piercey-Normore (2003: 239), Toni & Piercey-Normore (2013: 56)
- Cladonia cornuta (L.) Hoffm. - Thomson (1984: 124), Piercey-Normore (2003: 239), Piercey-Normore (2005: 1036)
- Cladonia crispata (Ach.) Flot. - Thomson (1984: 125), Piercey-Normore (2003: 239)
- Cladonia cristatella Tuck. - Piercey-Normore (2003: 239)
- Cladonia cryptochlorophaea Asah. - Thomson (1984: 126), Piercey-Normore (2003: 239)
- Cladonia cyanipes (Somm.) Nyl. - Thomson (1984: 127), Piercey-Normore (2005: 1031)
- Cladonia dahliana Kristinsson - Piercey-Normore (2003: 239)
- Cladonia decorticata (Flörke) Spreng. - Thomson (1984: 128), Piercey-Normore (2003: 240)
- Cladonia deformis (L.) Hoffm. - Thomson (1984: 129), Piercey-Normore (2003: 240), Piercey-Normore (2005: 1032)
- Cladonia digitata (L.) Hoffm. - Thomson (1984: 131), Piercey-Normore (2005: 1031)
- Cladonia ecmocyna Leight. - Thomson (1984: 132), Piercey-Normore (2003: 240), Piercey-Normore (2005: 1032)
- Cladonia fimbriata (L.) Fr. - Thomson (1984: 133), Thomson (1984: 144 as Cladonia major), Piercey-Normore (2003: 240), Piercey-Normore (2003: 241 as Cladonia major), Toni & Piercey-Normore (2013: 56)
- Cladonia glauca Flörke - Thomson (1984: 135), Piercey-Normore (2003: 240)
- Cladonia gracilis (L.) Willd. subsp. turbinata (Ach.) Ahti - Thomson (1984: 136), Piercey-Normore (2003: 240), Piercey-Normore (2005: 1035)
- Cladonia gracilis (L.) Willd. subsp. gracilis - Thomson (1984: 137), Piercey-Normore (2005: 1032), Toni & Piercey-Normore (2013: 56)
- Cladonia grayi Merrl. - Thomson (1984: 139), Piercey-Normore (2003: 240), Toni & Piercey-Normore (2013: 56)
- Cladonia macilenta Hoffm. - Thomson (1984: 111 as Cladonia bacillaris), Piercey-Normore (2003: 240)
- Cladonia macrophylla (Schaer.) Stenham. - Thomson (1984: 141), Piercey-Normore (2003: 241)
- Cladonia macrophyllodes Nyl. - Thomson (1984: 143), Piercey-Normore (2003: 241)
- Cladonia maxima (Asah.) Ahti - Thomson (1984: 145)
- Cladonia merochlorophaea Asah. - Thomson (1984: 143), Piercey-Normore (2003: 241), Piercey-Normore (2005: 1031)
- Cladonia mitis Sandst. - Thomson (1984: 148), Piercey-Normore (2003: 241), Piercey-Normore (2005: 1032)
- Cladonia multiformis Merr. - Thomson (1984: 149), Piercey-Normore (2003: 241)
- Cladonia parasitica (Hoffm.) Hoffm. - Piercey-Normore (2003: 242)
- Cladonia peziziformis (With.) J. R. Laundon - xxx as Cladonia capitata
- Cladonia phyllophora Ehrh. ex Hoffm. - Thomson (1984: 153), Piercey-Normore (2003: 242), Toni & Piercey-Normore (2013: 56)
- Cladonia pleurota (Flörke) Schaer. - Thomson (1984: 154), Piercey-Normore (2003: 242), Piercey-Normore (2005: 1031), Toni & Piercey-Normore (2013: 56)
- Cladonia pocillum (Ach.) O. Rich. - Thomson (1984: 156), Piercey-Normore (2003: 242), Piercey-Normore (2005: 1031)
- Cladonia pyxidata (L.) Hoffm. - Thomson (1984: 158), Piercey-Normore (2003: 242), Toni & Piercey-Normore (2013: 56)
- Cladonia rangiferina (L.) F. H. Wigg. - Thomson (1984: 159), Piercey-Normore (2003: 242), Piercey-Normore (2005: 1032), Toni & Piercey-Normore (2013: 56)
- Cladonia rei Schaer. - fide Piercey-Normore (2003: 243)
- Cladonia scabriuscula (Del. in Duby) Nyl. - Thomson (1984: 160), Piercey-Normore (2003: 242), Toni & Piercey-Normore (2013: 56)
- Cladonia squamosa (Scop.) Hoffm. - Thomson (1984: 161), Piercey-Normore (2003: 243)
- Cladonia stellaris (Opiz) Pouzar & Vezda - Thomson (1984: 163), Thomson (1984: 104 as Cladonia aberrans), Piercey-Normore (2003: 243), Piercey-Normore (2005: 1031)
- Cladonia stricta (Nyl.) Nyl. - Thomson (1984: 164)
- Cladonia stygia (Fr.) Ruoss - Piercey-Normore (2003: 243), Piercey-Normore (2005: 1031), Toni & Piercey-Normore (2013: 56)
- Cladonia subfurcata (Nyl.) Arn. - Thomson (1984: 166), Piercey-Normore (2003: 243)
- Cladonia subulata (L.) F. H. Wigg. - Thomson (1984: 168), Piercey-Normore (2003: 243)
- Cladonia sulphurina (Michx.) Fr. - Thomson (1984: 169), Piercey-Normore (2003: 243), Piercey-Normore (2005: 1032)
- Cladonia symphycarpia (Flörke) Fr. - Piercey-Normore (2003: 243)
- Cladonia transcendens (Vain.) Vain.
- Cladonia trassii Ahti - fide Piercey-Normore (2003: 243)
- Cladonia turgida Ehrh. ex Hoffm. - Piercey-Normore (2003: 243), Toni & Piercey-Normore (2013: 56)
- Cladonia uncialis (L.) Weber ex F. H. Wigg. - Thomson (1984: 173), Piercey-Normore (2003: 244), Toni & Piercey-Normore (2013: 56)
- Cladonia verticillata (Hoffm.) Schaer. - Thomson (1984: 174), Piercey-Normore (2003: 238 as Cladonia cervicornis subsp. verticillata)
- Cladonia wainioi Savicz - Thomson (1984: 157 as Cladonia pseudorangiformis)
- Collema subflaccidum Degel. - Toni & Piercey-Normore (2013: 56)
- Cyphelium tigillare (Ach.) Ach. - Thomson (1997: 214), Piercey-Normore (2005: 1031)
- Dactylina arctica (Richards.) Nyl. - Thomson (1984: 203), Piercey-Normore (2005: 1032)
- Dermatocarpon arnoldianum Degel. - Thomson (1984: 210)
- Dermatocarpon luridum (Dill. ex With.) J. R. Laundon - Toni & Piercey-Normore (2013: 56)
- Dimelaena oreina (Ach.) Norman - Thomson (1997: 216)
- Diploschistes muscorum (Scop.) R. Sant. - Thomson (1997: 218)
- Enchylium bachmanianum (Fink) Otálora, P. M. Jørg. & Wedin - Thomson (1984: 179 as Collema bachmanianum)
- Enchylium limosum (Ach.) Otálora, P. M. Jørg. & Wedin - Thomson (1984: 189 as Collema limosum)
- Enchylium tenax (Sw.) Gray - Thomson (1984: 191 as Collema tenax)
- Evernia divaricata (L.) Ach. - Thomson (1984: 228 alpine variant)
- Evernia mesomorpha Nyl. - Thomson (1984: 229), Piercey-Normore (2005: 1032)
- Flavocetraria cucullata (Bellardi) Kärnefelt & A. Thell - Thomson (1984: 76 as Cetraria cucullata), Piercey-Normore (2005: 1032)
- Flavocetraria nivalis (L.) Kärnefelt & A. Thell - Thomson (1984: 92 as Cetraria nivalis), Piercey-Normore (2005: 1032)
- Flavoparmelia caperata (L.) Hale - Toni & Piercey-Normore (2013: 56)
- Frutidella caesioatra (Schaer.) Kalb - Thomson (1997: 334 as Lecidea caesioatra)
- Fuscopannaria praetermissa (Nyl.) P. M. Jørg. - Thomson (1984: 320 as Parmeliella praetermissa)
- Gowardia nigricans (Ach.) Halonen, Myllys, Velmala & Hyvärinen - Thomson (1984: 35 as Alectoria nigricans)
- Gyalolechia xanthostigmoidea (Räsänen) Søchting, Frödén & Arup - Thomson (1997: 158 as Caloplaca discolor)
- Helocarpon crassipes Th. Fr. - Thomson (1997: 414 as Micarea crassipes)
- Hertelidea botryosa (Fr.) Printzen & Kantvilas - Thomson (1997: 332 as Lecidea botryosa)
- Heterodermia speciosa (Wulfen) Trevis. - Toni & Piercey-Normore (2013: 56)
- Hymenelia epulotica (Ach.) Lutzoni - Thomson (1997: 253 as Ionaspis epulotica)
- Hypocenomyce scalaris (Ach. ex Lilj.) M. Choisy - Thomson (1997: 248)
- Hypogymnia austerodes Nyl. - Thomson (1984: 237), Piercey-Normore (2005: 1032)
- Hypogymnia bitteri (Lynge) Ahti - Thomson (1984: 238)
- Hypogymnia physodes (L.) Nyl. - Thomson (1984: 241), Piercey-Normore (2005: 1032)
- Icmadophila ericetorum (L.) Zahlbr. - Thomson (1997: 249)
- Imshaugia aleurites (Ach.) S. L. F. Mey. - Thomson (1984: 321 as Parmeliopsis aleurites), Piercey-Normore (2005: 1035 as Parmeliopsis aleurites)
- Japewia tornoensis (Nyl.) Tønsberg - Thomson (1997: 387 as Lecidea tornoensis)
- Lathagrium cristatum (L.) Otálora, P. M. Jørg. & Wedin - Thomson (1984: 184 as Collema cristatum)
- Lathagrium fuscovirens (With.) Otálora, P. M. Jørg. & Wedin - Thomson (1984: 192 as Collema tuniforme)
- Lathagrium undulatum (Laur. ex. Flot.) Otálora, P. M. Jørg. & Wedin- Thomson (1984: 194 as Collema undulatum)
- Lecanora albellula Nyl. - Thomson (1997: 299 as Lecanora piniperda)
- Lecanora allophana (Ach.) Nyl. - Thomson (1997: 266), Piercey-Normore (2005: 1033)
- Lecanora atrosulphurea (Wahlenb.) Ach. - Thomson (1997: 267)
- Lecanora circumborealis Brodo & Vitik. - Thomson (1997: 274), Piercey-Normore (2005: 1033)
- Lecanora contractula Hook. - Thomson (1997: 276)
- Lecanora dispersa (Pers.) Sommerf. - Thomson (1997: 278), Piercey-Normore (2005: 1034)
- Lecanora epibryon (Ach.) Ach. - Thomson (1997: 279), Piercey-Normore (2005: 1033)
- Lecanora expallens Ach. - Thomson (1997: 281)
- Lecanora fuscescens (Sommerf.) Nyl. - Thomson (1997: 283)
- Lecanora impudens Degel. - Thomson (1997: 287)
- Lecanora intricata (Ach.) Ach.- Thomson (1997: 288)
- Lecanora nordenskioeldii Vain. - Thomson (1997: 296), Piercey-Normore (2005: 1034)
- Lecanora polytropa (Ehrh. in Hoffm.) Rabenh. - Thomson (1997: 299)
- Lecanora pulicaris (Pers.) Ach. - Thomson (1997: 301)
- Lecanora rugosella Zahlbr. - Thomson (1997: 301)
- Lecanora rupicola (L.) Zahlbr. - Thomson (1997: 303)
- Lecanora sambuci (Pers.) Nyl. - Thomson (1997: 305)
- Lecanora subrugosa Nyl. - Thomson (1997: 308)
- Lecanora symmicta (Ach.) Ach. - Thomson (1997: 309), Piercey-Normore (2005: 1033)
- Lecanora varia (Hoffm.) Ach. - Thomson (1997: 311)
- Lecidea atrobrunnea (Ramond ex Lam. & DC.) Schaerer - Thomson (1997: 327)
- Lecidea lapicida (Ach.) Ach. - Thomson (1997: 357)
- Lecidea nylanderi (Anzi) Th. Fr. - Thomson (1997: 364)
- Lecidea plana (J. Lahm. in Körb.) Nyl. - Thomson (1997: 372)
- Lecidea plebeja Nyl. - Thomson (1997: 374)
- Lecidea turgidula Fr. - Thomson (1997: 388), Piercey-Normore (2005: 1034 as Biatora turgidula)
- Lecidella carpathica Körb. - Thomson (1997: 395)
- Lecidella elaeochroma (Ach.) Hazsl. - Thomson (1997: 396)
- Lecidella euphorea (Flörke) Hertel - Thomson (1997: 398), Piercey-Normore (2005: 1033)
- Lecidella stigmatea (Ach.) Hertel & Leuck. - Thomson (1997: 402)
- Lecidella wulfenii (Hepp) Körb. - Thomson (1997: 403)
- Leptogium cyanescens (Rabenh.) Körb. - Toni & Piercey-Normore (2013: 56)
- Leptogium saturninum (Dicks.) Nyl. - Thomson (1984: 262), Toni & Piercey-Normore (2013: 56)
- Lichenomphalia umbellifera (L.: Fr.) Redhead, Lutzoni, Moncalvo & Vilgalys - Piercey-Normore (2005: 1030 as Lichenomphalia umbellifera)
- Lobothallia alphoplaca (Wahlenb. in Ach.) Hafellner - Thomson (1997: 59 as Aspicilia alphoplaca)
- Lopadium pezizoideum (Ach.) Körb. - Thomson (1997: 411)
- Megaspora verrucosa (Ach.) Hafellner & V. Wirth - Piercey-Normore (2005: 1033 as Pachyospora verrucosa)
- Melanelia hepatizon (Ach.) A. Thell - Thomson (1984: 82 as Cetraria hepatizon)
- Melanelia stygia var. conturbata (Arnold) ined. - Thomson (1984: 315 as Parmelia stygia var. conturbata)
- Melanohalea exasperatula (Nyl.) O. Blanco et al. - Thomson (1984: 300 as Parmelia exasperatula)
- Melanohalea olivacea (L.) O. Blanco et al. - Thomson (1984: 306 as Parmelia olivacea)
- Melanohalea septentrionalis (Lynge) O. Blanco et al. - Thomson (1984: 311 as Parmelia septentrionalis), Piercey-Normore (2005: 1034 as Melanelia septentrionalis)
- Melanelixia subaurifera (Nyl.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - Thomson (1984: 316 as Parmelia subaurifera)
- Micarea melaena (Nyl.) Hedl. - Thomson (1997: 419)
- Micarea turfosa (A. Massal.) Du Rietz - Thomson (1997: 420)
- Montanelia disjuncta (Erichsen) Divakar, A. Crespo, Wedin & Essl. - Thomson (1984: 299 as Parmelia disjuncta)
- Montanelia panniformis (Nyl.) Divakar, A. Crespo, Wedin & Essl. - Thomson (1984: 309 as Parmelia panniformis)
- Mycobilimbia berengeriana (A. Massal.) Hafellner & V. Wirth - Thomson (1997: 331 as Lecidea berengeriana)
- Mycobilimbia tetramera (De Not.) Vitik., Ahti, Kuusinen, Lommi & T. Ulvinen ex Hafellner & Türk - Thomson (1997: 422 as Mycobilimbia obscurata)
- Mycobilimbia pilularis (Dicks.) Hafellner & Türk - Thomson (1997: 110 as Bacidia sphaeroides)
- Mycoblastus sanguinarius (L.) Norman - Thomson (1997: 426)
- Nephroma arcticum (L.) Torss. - Thomson (1984: 277)
- Nephroma bellum (Spreng.) Tuck. - Thomson (1984: 278)
- Nephroma expallidum (Nyl.) Nyl. - Thomson (1984: 279), Piercey-Normore (2005: 1032)
- Nephroma helveticum Ach. var. helveticum - Thomson (1984: 280), Toni & Piercey-Normore (2013: 56)
- Nephroma parile (Ach.) Ach. - Thomson (1984: 282)
- Ochrolechia androgyna (Hoffm.) Arnold - Thomson (1997: 430), Piercey-Normore (2005: 1033)
- Ochrolechia frigida (Sw.) Lynge - Thomson (1997: 431), Piercey-Normore (2005: 1033)
- Ochrolechia gyalectina (Nyl.) Zahlbr. - Thomson (1997: 433)
- Ochrolechia inaequatula (Nyl.) Zahlbr. - Thomson (1997: 434)
- Ochrolechia upsaliensis (L.) A. Massal. - Thomson (1997: 436), Piercey-Normore (2005: 1033)
- Ophioparma lapponica (Räsänen) Hafellner & Rogers - Thomson (1997: 440)
- Pannaria hookeri (Borr. ex Sm.) Nyl. - Thomson (1984: 293)
- Parmelia fraudans (Nyl.) Nyl. - Thomson (1984: 302)
- Parmelia omphalodes (L.) Ach. - Thomson (1984: 308)
- Parmelia saxatilis (L.) Ach. - Thomson (1984: 310)
- Parmelia squarrosa Hale - Thomson (1984: 313)
- Parmelia sulcata Tayl. - Thomson (1984: 318), Piercey-Normore (2005: 1032), Toni & Piercey-Normore (2013: 56)
- Parmeliopsis ambigua (Wulf.) Nyl. - Thomson (1984: 325), Piercey-Normore (2005: 1033)
- Parmeliopsis hyperopta (Ach.) Arnold - Thomson (1984: 326), Piercey-Normore (2005: 1033)
- Parvoplaca tiroliensis (Zahlbr.) Arup, Søchting & Frödén - Thomson (1997: 173 as Caloplaca tiroliensis)
- Peltigera aphthosa (L.) Willd. - Thomson (1984: 329), Piercey-Normore (2005: 1031)
- Peltigera canina (L.) Willd. - Toni & Piercey-Normore (2013: 56)
- Peltigera didactyla (With.) J. R. Laundon - Thomson (1984: 332 as Peltigera canina f. sorediata), Piercey-Normore (2005: 1033), Toni & Piercey-Normore (2013: 56)
- Peltigera elisabethae Gyeln. - Toni & Piercey-Normore (2013: 56)
- Peltigera evansiana Gyeln. - Toni & Piercey-Normore (2013: 56)
- Peltigera horizontalis (Hudson) Baumg. - Toni & Piercey-Normore (2013: 56)
- Peltigera lepidophora (Nyl.) Vain. - Thomson (1984: 338)
- Peltigera leucophlebia Nyl. - Thomson (1984: 330 as Peltigera aphthosa var. leucophlebia)
- Peltigera malacea (Ach.) Funck - Thomson (1984: 339), Toni & Piercey-Normore (2013: 56)
- Peltigera neckeri Hepp ex Müll. Arg. - Piercey-Normore (2005: 1031)
- Peltigera polydactyla (Neck.) Hoffm. - Thomson (1984: 343), Toni & Piercey-Normore (2013: 56 as polydactylon)
- Peltigera praetextata (Flörke ex Sommerf.) Zopf - Toni & Piercey-Normore (2013: 56)
- Peltigera rufescens (Weiss) Humb. - Thomson (1984: 333 as Peltigera canina var. rufescens), Piercey-Normore (2005: 1032), Toni & Piercey-Normore (2013: 56)
- Peltigera scabrosa Th. Fr. - Thomson (1984: 344)
- Pertusaria atra Lynge - Thomson (1997: 448)
- Pertusaria bryophaga Erichsen - Thomson (1997: 450)
- Pertusaria coriacea (Th. Fr.) Th. Fr. - Thomson (1997: 452)
- Pertusaria dactylina (Ach.) Nyl. - Thomson (1997: 453)
- Pertusaria panyrga (Ach.) A. Massal. - Thomson (1997: 459), Piercey-Normore (2005: 1033)
- Pertusaria subobducens Nyl. - Piercey-Normore (2005: 1033)
- Phaeophyscia adiastola (Essl.) Essl. - Toni & Piercey-Normore (2013: 56)
- Phaeophyscia constipata (Norrl. & Nyl.) - Thomson (1984: 347)
- Phaeophyscia sciastra (Ach.) Moberg - Thomson (1984: 349)
- Physcia adscendens (Fr.) Oliv. - Thomson (1984: 352), Piercey-Normore (2005: 1034)
- Physcia aipolia (Humb.) Fürnr. - Thomson (1984: 353), Piercey-Normore (2005: 1034)
- Physcia caesia (Hoffm.) Fürnr. - Thomson (1984: 354)
- Physcia phaea (Tuck.) J. W. Thomson - Thomson (1984: 356), Piercey-Normore (2005: 1034)
- Physcia subtilis Degel. - Toni & Piercey-Normore (2013: 56)
- Physcia tenella (Scop.) DC. subsp. marina (A. Nyl.) D. Hawksw. - Thomson (1984: 357 as Physcia subobscura)
- Physconia detersa (Nyl.) Poelt - Thomson (1984: 359), Toni & Piercey-Normore (2013: 56)
- Physconia muscigena (Ach.) Poelt - Thomson (1984: 360), Piercey-Normore (2005: 1032)
- Placynthiella oligotropha (J. R. Laundon) Coppins & James - Thomson (1997: 474)
- Placynthiella uliginosa (Schrad.) Coppins & James - Thomson (1997: 475), Piercey-Normore (2005: 1033)
- Placynthium asperellum (Ach.) Trevisan - Thomson (1984: 365 as Placynthium aspratile)
- Placynthium nigrum (Huds.) Gray - Thomson (1984: 366)
- Plastimatia glauca (L.) W. L. Culb. & C. F. Culb. - Thomson (1984: 368)
- Polyblastia hyperborea Th. Fr. - Thomson (1997: 481), Piercey-Normore (2005: 1033)
- Polycauliona candelaria (L.) Frödén, Arup, & Søchting - Thomson (1984: 483 as Xanthoria candelaria), Piercey-Normore (2005: 1033 as Xanthoria candelaria)
- Polycauliona polycarpa (Ehrh.) Frödén, Arup, & Søchting - Thomson (1984: 487 as Xanthoria polycarpa)
- Polychidium muscicola (Sw.) Gray - Thomson (1984: 370)
- Polysporina simplex (Davis) Vezda - Thomson (1997: 486), Piercey-Normore (2005: 1033)
- Porpidia flavocaerulescens (Hornem.) Hertel & A. J. Schwab - Thomson (1997: 491 as Porpidia flavicunda)
- Protoblastenia rupestris (Scop.) Steiner - Thomson (1997: 503)
- Protopannaria pezizoides P. M. Jørg. & S. Ekman - Thomson (1984: 294 as Pannaria pezizoides), Piercey-Normore (2005: 1031)
- Protoparmelia badia (Hoffm.) Hafellner - Thomson (1997: 269 as Lecanora badia)
- Pseudephebe minuscula (Nyl. ex Arn.) Brodo & D. Hawksw. - Thomson (1984: 373)
- Psoroma hypnorum (Vahl) Gray - Thomson (1984: 375)
- Punctelia rudecta (Ach.) Krog - Toni & Piercey-Normore (2013: 56)
- Ramalina farinacea (L.) Ach. - Piercey-Normore (2005: 1034)
- Ramalina intermedia (Delise ex Nyl.) Nyl. - Thomson (1984: 379)
- Ramalina pollinaria (Westr.) Ach. - Thomson (1984: 381)
- Ramalina roesleri (Hochst. ex Schaer.) Hue - Thomson (1984: 233 as Fisturiella roesleri), Piercey-Normore (2005: 1032)
- Ramalina thrausta (Ach.) Nyl. - Thomson (1984: 382)
- Rhizocarpon badioatrum (Flörke ex Spreng.) Th. Fr. - Thomson (1997: 524)
- Rhizocarpon cinereovirens (Müll. Arg.) Vain. - Piercey-Normore (2005: 1031)
- Rhizocarpon copelandii (Körb.) Th. Fr. - Thomson (1997: 531)
- Rhizocarpon eupetraeum (Nyl.) Arnold - Thomson (1997: 533)
- Rhizocarpon geminatum Körb. - Thomson (1997: 537)
- Rhizocarpon geographicum (L.) DC. - Thomson (1997: 538)
- Rhizocarpon grande (Flörke ex Flot.) Arnold - Thomson (1997: 539)
- Rhizocarpon hochstetteri (Körb.) Vain. - Thomson (1997: 540)
- Rhizocarpon jemtlandicum Malme - Thomson (1997: 452)
- Rhizoplaca chrysoleuca (Sm.) Zopf - Thomson (1997: 554)
- Rhizoplaca melanophthalma (Ramond) Leuck. & Poelt - Thomson (1997: 555)
- Rinodina calcigena (Th. Fr.) Lynge - Thomson (1997: 562)
- Rinodina metaboliza Vain. - Thomson (1997: 566)
- Rinodina olivaceobrunnea C. W. Dodge & G. E. Baker - Piercey-Normore (2005: 1031)
- Rinodina septentrionalis Malme - Thomson (1997: 570)
- Rinodina sibirica H. Magn. - Thomson (1997: 564 erroneously as Rinodina granulans)
- Rinodina turfacea (Wahlenb.) Körb. - Thomson (1997: 571), Piercey-Normore (2005: 1036)
- Rusavskia elegans (Link.) S. Y. Kondr. & Kärnefelt - Thomson (1984: 484 as Xanthoria elegans), Piercey-Normore (2005: 1033 as Xanthoria elegans)
- Rusavskia sorediata (Vain.) Poelt - Thomson (1984: 487 as Xanthoria sorediata), Toni & Piercey-Normore (2013: 56 as Xanthoria sorediata)
- Sarcogyne regularis Körb. - Thomson (1997: 579), Piercey-Normore (2005: 1033)
- Schaereria cinereorufa (Schaer.) Th. Fr. - Thomson (1997: 582)
- Schaereria tenebrosa (Flot.) Hertel & Poelt - Thomson (1997: 584)
- Scytinium lichenoides (L.) Otálora, P. M. Jørg. & Wedin - Thomson (1984: 257 as Leptogium lichenoides)
- Scytinium tenuissimum (Dicks.) Otálora, P. M. Jørg. & Wedin - Thomson (1984: 264 as Leptogium tenuissimum)
- Solorina bispora Nyl. - Thomson (1984: 386)
- Solorina octospora Arnold - Thomson (1984: 389)
- Solorina saccata (L.) Ach. - Thomson (1984: 390), Piercey-Normore (2005: 1031)
- Solorina spongiosa (Ach.) Anzi - Thomson (1984: 391)
- Sphaerophorus fragilis (L.) Pers. - Thomson (1984: 393)
- Sphaerophorus globosus (Huds.) Vain. - Thomson (1984: 394), Piercey-Normore (2005: 1031)
- Sporastatia testudinea (Ach.) A. Massal. - Thomson (1997: 589)
- Staurothele areolata (Ach.) Lettau - Thomson (1997: 592)
- Staurothele drummondii (Tuck.) Tuck. - Thomson (1997: 595)
- Staurothele fissa (Tayler) Zwackh - Thomson (1997: 596)
- Stereocaulon alpinum Laurer - Thomson (1984: 400), Piercey-Normore (2005: 1031)
- Stereocaulon condensatum Hoffm. - Thomson (1984: 407)
- Stereocaulon dactylophyllum Flörke - Thomson (1984: 410)
- Stereocaulon grande (H. Magn.) H. Magn. - Thomson (1984: 413), Toni & Piercey-Normore (2013: 56)
- Stereocaulon paschale (L.) Hoffm. - Thomson (1984: 418), Piercey-Normore (2005: 1031), Toni & Piercey-Normore (2013: 56)
- Stereocaulon saxatile H. Magn. - Toni & Piercey-Normore (2013: 56)
- Stereocaulon subcoralloides (Nyl.) Nyl. - Thomson (1984: 426)
- Stereocaulon tomentosum Fr. - Thomson (1984: 428), Toni & Piercey-Normore (2013: 56)
- Strangospora moriformis (Ach.) Stein - Thomson (1997: 598)
- Tetramelas geophilus (Flörke ex Sommerf.) Norman - Thomson (1997: 133 as Buellia geophila)
- Thamnolia subuliformis (Ehrh.) W. L. Culb. - Thomson (1984: 438), Piercey-Normore (2005: 1032)
- Thamnolia vermicularis (Sw.) Schaer. - Thomson (1984: 438)
- Toninia philippea (Mont.) Timdal - Thomson (1997: 199 as Catillaria philippea)
- Toninia populorum (A. Massal.) Kistenich, Timdal, Bendiksby & S. Ekman - Thomson (1997: 107 as Bacidia populorum)
- Trapeliopsis granulosa (Hoffm.) Lumbsch - Thomson (1997: 624), Piercey-Normore (2005: 1033)
- Tuckermannopsis americana (Sprengel) Hale - Thomson (1984: 81 as Cetraria halei), Piercey-Normore (2005: 1032)
- Tuckermannopsis sepincola (Ehrh.) Hale - Thomson (1984: 94 as Cetraria sepincola)
- Umbilicaria arctica (Ach.) Nyl. - Thomson (1984: 444)
- Umbilicaria deusta (L.) Baumg. - Thomson (1984: 449), Toni & Piercey-Normore (2013: 56)
- Umbilicaria hyperborea (Ach.) Hoffm. var. hyperborea - Thomson (1984: 453), Toni & Piercey-Normore (2013: 56)
- Umbilicaria mammulata (Ach.) Tuck. - Toni & Piercey-Normore (2013: 56)
- Umbilicaria muehlenbergii (Ach.) Tuck. - Thomson (1984: 26 as Actinogyra muehlenbergii), Piercey-Normore (2005: 1035)
- Umbilicaria torrefacta (Lightf.) Schrad. - Thomson (1984: 459)
- Umbilicaria vellea (L.) Ach. - Thomson (1984: 460)
- Usnea cavernosa Tuck. - Thomson (1984: 463)
- Usnea dasopoga (Ach.) Nyl. - Thomson (1984: 465)
- Usnea glabrata (Ach.) Vain. - Thomson (1984: 466)
- Usnea hirta (L.) F. H. Wigg. - Thomson (1984: 466), Piercey-Normore (2005: 1030)
- Usnea scabrata Nyl. - Thomson (1984: 468 as Usnea scabrata subsp. nylanderiana)
- Usnea subfloridana Stirt. - Thomson (1984: 469)
- Usnea substerilis Mot. - Thomson (1984: 470)
- Varicellaria rhodocarpa (Körb.) Th. Fr. - Thomson (1997: 629)
- Verrucaria nigrescens Pers. - Thomson (1997: 642)
- Verrucaria rupestris Schrad. - Thomson (1997: 643)
- Vulpicida pinastri (Scop.) J.-E. Mattsson & M. J. Lai - Thomson (1984: 93 as Cetraria pinastri), Piercey-Normore (2005: 1032)
- Xanthomendoza fallax (Hepp ex Arnold) Søchting, Kärnefelt & S. Kondr. - Thomson (1984: 486 as Xanthoria fallax)
- Xanthoparmelia angustiphylla (Gyeln.) Hale - Toni & Piercey-Normore (2013: 56)
- Xanthoparmelia cumberlandia (Gyeln.) Hale - Toni & Piercey-Normore (2013: 56)
- Xanthoparmelia coloradoensis (Gyeln.) Hale - Thomson (1984: 480 erroneously as Xanthoparmelia taractica)
- Xanthoparmelia hypofusca (Gyeln.) Hodkinson & Lendemer - Toni & Piercey-Normore (2013: 56 erroneously as Xanthoparmelia tasmanica)
- Xanthoparmelia viriduloumbrina (Gyeln.) Lendemer - Toni & Piercey-Normore (2013: 56)
- Xylographa parallela (Ach.: Fr.) Behlen & Desberger - Thomson (1997: 646 as Xylographa abietina), Piercey-Normore (2005: 1033)
- Xylopsora friesii (Ach. in Lilj.) Bendiksby & Timdal - Thomson (1997: 247 as Hypocenomyce friesii)