| Abrothallus glabratulae Kotte = Abrothallus bertianus |
| Abrothallus lobariellus (Nyl.) Zopf = Dactylospora lobariella |
| Abrothallus moorei Linds. = Phaeopyxis punctum |
| Absconditella modesta (Stizenb.) Vezda = Absconditella delutula |
| Acarospora admissa = Acarospora badiofusca |
| Acarospora admissa = Acarospora veronensis |
| Acarospora aequatula H. Magn. = Acarospora nitrophila |
| Acarospora amphibola Wedd. = Acarospora smaragdula |
| Acarospora atrata Hue = Acarospora impressula |
| Acarospora brunneola H. Magn. = Acarospora cervina var. squamulosa p.min.p.,
Acarospora fuscata |
| Acarospora cervina var. microsticta Mudd = Polycoccum microstictum (Mudd) Arnold |
| Acarospora cervina var. smaragdula (Wahlenb.) Mudd = Acarospora smaragdula |
| Acarospora cervina var. squamulosa p.min.p. = Acarospora cervina |
| Acarospora cervina var. squamulosa p.min.p. = Acarospora macrospora |
| Acarospora chlorophana (Wahlenb.) A. Massal. = Pleopsidium chlorophanum |
| Acarospora discreta = Acarospora veronensis |
| Acarospora fusca de Lesd. = Acarospora smaragdula |
| Acarospora glaucocarpa var. depauperata A.L. Sm. = Acarospora glaucocarpa |
| Acarospora heppii (Nдgeli ex Hepp) Nдgeli ex = Myriospora heppii |
| Acarospora lesdainii Harm. ex A.L. Sm. = Acarospora smaragdula |
| Acarospora macrospora var. incusa H. Magn. = Acarospora macrospora |
| Acarospora magnussonii Samp. = Acarospora veronensis |
| Acarospora muddii H. Magn. = Acarospora nitrophila |
| Acarospora murina Sandst. = Acarospora smaragdula |
| Acarospora murorum A. Massal. = Acarospora macrospora subsp. murorum |
| Acarospora nitrophila subsp. normanii (H. Magn.) Clauzade & Cl. Roux = Acarospora
nitrophila |
| Acarospora nitrophila subsp. praeruptorum (H. Magn.) Clauzade & Cl. Roux =
Acarospora nitrophila |
| Acarospora normanii H. Magn. = Acarospora nitrophila |
| Acarospora opaca H. Magn. = Acarospora impressula |
| Acarospora peliscypha = Acarospora fuscata |
| Acarospora peliscyphoides = Acarospora fuscata |
| Acarospora percaenoides (Nyl.) Flagey = Acarospora glaucocarpa s. lat. |
| Acarospora praeruptarum H. Magn. = Acarospora nitrophila |
| Acarospora praeruptarum var. aequatula (H. Magn.) H. Magn. = Acarospora nitrophila |
| Acarospora praeruptorum H. Magn. = Acarospora nitrophila |
| Acarospora rhagadiza (Nyl.) Hue = of uncertain application |
| Acarospora scaberrima Hue = Acarospora scabrida = Acarospora smaragdula |
| Acarospora scyphulifera Vain. = Acarospora smaragdulav |
| Acarospora smaragdula var. lesdainii (Harm. ex A.L. Sm.) H. Magn. = Acarospora
smaragdula |
| Acarospora smaragdula var. murina (Sandst.) H. Magn. = Acarospora smaragdula |
| Acarospora smaragdula var. sinopica (Wahlenb.) A. Massal. = Acarospora sinopica |
| Acarospora squamulosa (Ach.) Trevis. = Acarospora macrospora |
| Acarospora squamulosa f. albomarginata (Cromb.) A.L. Sm. = Acarospora macrospora |
| Acolium stigonellum (Ach.) Gray = Sphinctrina turbinata |
| Acolium stigonellum sensu Mudd, non (Ach.) Gray = Cyphelium sessile |
| Acolium tigillare (Ach.) Gray = Cyphelium tigillare |
| Acolium tympanellum (Ach.) Gray = Cyphelium inquinans |
| Acrocordia biformis (Borrer) Arnold = Anisomeridium biforme |
| Acrocordia conformis (Nyl.) Hellb. = Anisomeridium biforme |
| Acrocordia epipolaea (Borrer) A.L. Sm. = Acrocordia conoidea |
| Acrocordia salweii (Leight. ex Nyl.) A.L. Sm. = Acrocordia salweyiv |
| Actinopeltis peltigericola D. Hawksw. = Lichenopeltella peltigericola |
| Adelococcus cladoniae (Anzi) Keissl. = Roselliniella cladoniae |
| Adelococcus groedensis = Peridiothelia fuliguncta (Norman) D. Hawksw. |
| Adelococcus groedensis = Roselliniella atlantica |
| Adelococcus nephromatis (P. Crouan) D. Hawksw. = Roselliniella nephromatis |
| Adelococcus nephromicola Dughi = Roselliniella nephromatis |
| Adelolechia pilati var. pachythallina Fryday ad int. = unpublished name |
| Agyrium flavescens Rehm = Skyttella mulleri (Willey) D. Hawksw. & R. Sant. |
| Agyrium spilomaticum Anzi = Xylographa vitiligo |
| Alectoria bicolor (Ehrh.) Nyl. = Bryoria bicolor |
| Alectoria cana (Ach.) Leight. = Bryoria capillaris |
| Alectoria capillaris (Ach.) Cromb. = Bryoria capillaris |
| Alectoria chalybeiformis (L.) Gray = Bryoria chalybeiformisv |
| Alectoria crinalis Ach. = Ramalina thrausta (Ach.) Nyl. |
| Alectoria crispa Motyka = Bryoria fuscescens var. fuscescens |
| Alectoria divergens (Ach.) Nyl. = Bryocaulon divergens (Ach.) Kдrnefelt |
| Alectoria fuscescens f. pallida (Savicz) D. Hawksw. = Bryoria fuscescens var.
fuscescens |
| Alectoria fuscescens Gyeln. = Bryoria fuscescens |
| Alectoria fuscescens var. crispa (Motyka) [comb. inval.] = Bryoria fuscescens var.
fuscescens |
| Alectoria haynaldii Gyeln. = Bryoria subcana |
| Alectoria implexa (Hoffm.) Nyl. = Bryoria implexa |
| Alectoria implexa p.max.p. = Bryoria capillaris |
| Alectoria intricans (Vain.) Motyka = Pseudephebe pubescens |
| Alectoria jubata f. tenerrima Cromb. = Bryoria lanestris |
| Alectoria jubata non (L.) Ach. = Bryoria fuscescens |
| Alectoria jubata var. chalybeiformis (L.) Ach. = Bryoria chalybeiformis |
| Alectoria jubata var. lanestris Ach. = Bryoria lanestris |
| Alectoria jubata var. subcana (Nyl. ex Stizenb.) Dalla Torre & Sarnth. = Bryoria
subcana |
| Alectoria lanata f. minuscula sensu Leight. = Ephebe lanata |
| Alectoria lanata sensu Leight., non (L.) Leight. = Pseudephebe pubescens |
| Alectoria lanestris (Ach.) Gyeln. = Bryoria lanestris |
| Alectoria nidulifera Norrl. = Bryoria furcellata |
| Alectoria nitidula (Th. Fr.) Vain. = Bryoria nitidula (Th. Fr.) Brodo & D. Hawksw. |
| Alectoria ochroleuca f. tenuior Cromb. = Alectoria sarmentosa subsp. vexillifera |
| Alectoria ochroleuca var. cincinnata (Fr.) Nyl. = Alectoria sarmentosa subsp.
vexillifera |
| Alectoria positiva (Gyeln.) Motyka = Bryoria fuscescens var. positiva |
| Alectoria prolixa = Bryoria fuscescens or Bryoria subcana |
| Alectoria pubescens (L.) R. Howe = Pseudephebe pubescens |
| Alectoria pubescens f. subciliata (Nyl.) D. Hawksw. = Pseudephebe pubescens |
| Alectoria pubescens var. reticulata (Wulfen) A.E. Wade = Pseudephebe pubescens |
| Alectoria sarmentosa var. cincinnata (Fr.) Nyl. = Alectoria sarmentosa subsp.
vexillifera |
| Alectoria smithii Du Rietz = Bryoria smithii |
| Alectoria subcana (Nyl. ex Stizenb.) Gyeln. = Bryoria subcana |
| Alectoria thrausta non Ach. = Ramalina chondrina |
| Alectoria trichodes = Bryoria implexa |
| Alectoria vexillifera (Nyl.) Stizenb. = Alectoria sarmentosa subsp. vexillifera |
| Alectoria vrangiana Gyeln. = Bryoria vrangiana (Gyeln.) Brodo & D. Hawksw. |
| Allarthonia lapidicola (Taylor) Zahlbr. = Arthonia lapidicola |
| Allarthonia patellulata = Arthonia didyma |
| Allarthonia patellulata = Arthonia muscigena |
| Allarthonia phaeobaea (Norman) Zahlbr. = Arthonia phaeobaea |
| Ameliella andraeicola Fryday & Coppins ad int. = unpublished name |
| Ameliella grisea Fryday & Coppins ad int. = unpublished name |
| Amphiloma lanuginosum Nyl. = Lepraria membranacea |
| Anaptychia aquila (Ach.) A. Massal. = Anaptychia runcinata |
| Anaptychia fusca (Huds.) Vain. = Anaptychia runcinata |
| Anaptychia fusca var. caesiopruinosa (Lamy) Zahlbr. = Anaptychia runcinata |
| Anaptychia intricata (Desf.) A. Massal. = Tornabea scutellifera |
| Anaptychia leucomelaena (L.) A. Massal. = Heterodermia leucomela |
| Anaptychia mamillata (Taylor) D. Hawksw. = Anaptychia ciliaris subsp. mamillata |
| Anaptychia melanosticta (Ach.) Trass = Anaptychia ciliaris subsp. mamillata |
| Anaptychia obscurata, non (Nyl.) Vain. = Heterodermia japonica |
| Anaptychia sorediifera (Mьll. Arg.) Du Rietz & Lynge = Heterodermia obscurata
(Nyl.) Vain. |
| Anaptychia sorediifera = Heterodermia japonica |
| Anisomeridium juistense (Erichsen) R.C. Harris = Anisomeridium polypori |
| Anisomeridium nyssaegenum (Ellis & Everh.) R.C. Harris = Anisomeridium polypori |
| Anthracothecium hibernicum (Nyl.) A.L. Sm. = Pyrenula hibernica |
| Anthracothecium pyrenuloides non (Mont.) Mьll. Arg. = Pyrenula hibernica |
| Arthonia abelonae P.M. Jшrg. = Corticiruptor abeloneae (P.M. Jшrg.) Wedin &
Hafellner |
| Arthonia armoricana Leight. non Nyl. = Arthonia astroidestera |
| Arthonia aspersa Leight. = Arthonia arthonioides |
| Arthonia aspersella Leight. = Arthonia didyma |
| Arthonia astroidea Ach. = Arthonia radiata |
| Arthonia astroidea var. simulans Leight. = Arthonia radiata |
| Arthonia astroidea var. swartziana (Ach.) Hepp = Arthonia radiata |
| Arthonia atlantica var. positiva P. James = Arthonia atlantica |
| Arthonia atrofuscella Nyl. = Arthonia didyma |
| Arthonia cascarillae, non (Fйe) Nyl. = Arthonia radiata |
| Arthonia cinereopruinosa = Arthonia anombrophila |
| Arthonia clemens = Arthonia apotheciorum |
| Arthonia decolorans (Turner & Borrer ex Sm.) Erichsen = Schismatomma decolorans |
| Arthonia dendritica (Leight.) Cromb., non (Ach.) Dufour = Arthonia atlantica |
| Arthonia didyma pre-1980 = Arthonia vinosa |
| Arthonia dispersa = Arthonia didyma |
| Arthonia dispersa = Arthonia excipienda |
| Arthonia dispersa var. excipienda (Nyl.) H. Olivier = Arthonia excipienda |
| Arthonia epipasta p.max.p. = Arthonia punctiformis |
| Arthonia epipasta p.min.p. = Arthonia radiata |
| Arthonia epiphyscia sensu D. Hawksw. (1983) = Arthonia phaeophysciae |
| Arthonia exilis = Arthonia muscigena |
| Arthonia galactinaria Leight. = Arthonia apotheciorum |
| Arthonia glaucomaria (Nyl.) Nyl. = Arthonia varians |
| Arthonia granitophila Th. Fr. = Melaspilea granitophila |
| Arthonia gregaria (Weigel), non Fйe = Arthonia cinnabarina |
| Arthonia hibernica Nyl. = Arthonia excipienda |
| Arthonia hypnophila Coppins ad int. = Arthonia mediella |
| Arthonia impolita (Hoffm.) Borrer = Arthonia pruinata |
| Arthonia insinuata Stirt. = Arthonia punctiformis |
| Arthonia leucodontis (Poelt & Dцbbeler) Coppins = Arthonia muscigena |
| Arthonia lillei de Lesd. = Catillaria lenticularis |
| Arthonia lirellans Almq. = Arthothelium lirellans |
| Arthonia lobata A. Massal., et auct brit. p.min.p. = Arthonia endlicheri |
| Arthonia lobata p.max.p. = Dirina massiliensis f. sorediata |
| Arthonia lurida Ach. [nom. rejic.], non = Arthonia spadicea |
| Arthonia lurida p.max.p. pre-1980 = Arthonia didyma |
| Arthonia lurida p.min.p., europ. p.max.p. pre-1980 = Arthonia vinosa |
| Arthonia lurida var. spadicea (Leight.) Nyl. = Arthonia spadicea |
| Arthonia melantera Ach. = Arthonia punctiformis |
| Arthonia melaspermella Nyl. = Rhizodiscina lignyota (Fr.) Hafellner |
| Arthonia orbillifera (Almq.) Sundin (1999) = Arthothelium orbilliferum |
| Arthonia paralia Nyl. = Arthonia phaeobaea |
| Arthonia patellulata = Arthonia didyma |
| Arthonia patellulata = Arthonia muscigena |
| Arthonia punctiformis var. melantera sensu Leight. = Arthonia punctiformis |
| Arthonia punctilliformis Leight. = non-lichenized fungus of uncertain affinity |
| Arthonia radiata var. swartziana (Ach.) P. Syd. = Arthonia radiata |
| Arthonia ruana A. Massal. = Arthothelium ruanum |
| Arthonia stellaris, non Kremp. = Arthonia astroidestera |
| Arthonia stictarum (Tul.) Th. Fr. = Plectocarpon lichenum |
| Arthonia subastroidea subsp. orbilliferum Almq. = Arthothelium orbilliferum |
| Arthonia subvarians Nyl. = Arthonia apotheciorum |
| Arthonia swartziana Ach. = Arthonia radiata |
| Arthonia tumidula (Ach.) Ach. = Arthonia cinnabarina |
| Arthonia zwackhii var. macrospora P. James = Arthonia astroidestera |
| Arthopyrenia ‘salweii’ (Leight. ex Nyl.) Zahlbr. = Acrocordia salweyi |
| Arthopyrenia aeruginella (Nyl.) Arnold = Mycoglaena myricae |
| Arthopyrenia alba (Schrad.) Zahlbr. = Acrocordia gemmata |
| Arthopyrenia analepta = Arthopyrenia punctiformis |
| Arthopyrenia analeptoides (Nyl.) A.L. Sm. = Mycoporum antecellens |
| Arthopyrenia antecellans (Nyl.) Arnold = Mycoporum antecellens |
| Arthopyrenia antecellens (Nyl.) Arnold = Mycoporum antecellens |
| Arthopyrenia aphorisasa (Stirt.) A.L. Sm. = status uncertain type not traced |
| Arthopyrenia biformis (Borrer) A. Massal. = Anisomeridium biforme |
| Arthopyrenia bryospila (Nyl.) Arnold = Frigidopyrenia bryospila |
| Arthopyrenia byssacea (Taylor) A.L. Sm. = Anisomeridium biforme |
| Arthopyrenia cembrina (Anzi) Grummann ex D. Hawksw. = Arthopyrenia punctiformis |
| Arthopyrenia chlorococca (Leight.) A.L. Sm. = Lauderlindsaya acroglypta |
| Arthopyrenia cinereopruinosa = Anisomeridium ranunculosporum |
| Arthopyrenia conoidea (Fr.) Zahlbr. = Acrocordia conoidea |
| Arthopyrenia crombei A.L. Sm. = Arthopyrenia cerasi |
| Arthopyrenia desistens (Nyl.) A.L. Sm. = status uncertain possibly a lichenicolous
fungus |
| Arthopyrenia epidermidis var. atomaria sensu Mudd = Arthopyrenia punctiformis |
| Arthopyrenia epidermidis var. cinerea sensu Mudd = Mycoporum antecellens |
| Arthopyrenia epidermidis var. fallax (Nyl.) Mudd = Arthopyrenia analepta |
| Arthopyrenia faginea (Schaer.) Swinscow = Strigula stigmatella |
| Arthopyrenia faginea var. alpestris (Vezda) Swinscow = Strigula stigmatella var.
alpestris |
| Arthopyrenia fallax (Nyl.) Arnold = Arthopyrenia analepta |
| Arthopyrenia foveolata A.L. Sm. = Collemopsidium foveolatum [= Pyrenocollema halodytes
sensu Coppins & Purvis 1992] |
| Arthopyrenia gemmata (Ach.) A. Massal. = Acrocordia gemmata |
| Arthopyrenia grisea, non (Schleich. ex Schaer.) = Arthopyrenia cerasi |
| Arthopyrenia halizoa (Leight.) Arnold = Verrucaria halizoa |
| Arthopyrenia laburni Arnold = Arthopyrenia punctiformis |
| Arthopyrenia lapponina Anzi = Arthopyrenia analepta |
| Arthopyrenia leptotera (Nyl.) Arnold = Stigmidium marinum |
| Arthopyrenia lomnitzensis Stein = Sagediopsis lomnitzensis (Stein) Orange |
| Arthopyrenia marina (Deakin) A.L. Sm. = Stigmidium marinum |
| Arthopyrenia microspila = Stigmidium microspilum |
| Arthopyrenia myricae (Nyl.) Zahlbr. = Mycoglaena myricae |
| Arthopyrenia olivacea = Porina borreri |
| Arthopyrenia oxyspora (Nyl.) Mudd = Leptorhaphis epidermidis |
| Arthopyrenia padi Rabenh. = Arthopyrenia punctiformis |
| Arthopyrenia platypyrenia (Nyl.) Arnold = a non-lichenized fungus of uncertain
affinity |
| Arthopyrenia punctiformis “sp. A” sensu Coppins = Arthopyrenia nitescens |
| Arthopyrenia punctiformis “sp. B” sensu Coppins = Arthopyrenia carneobrunneola |
| Arthopyrenia punctiformis “sp. C” sensu Coppins = Arthopyrenia salicis |
| Arthopyrenia pyrenastrella (Nyl.) Norman = Arthopyrenia punctiformis |
| Arthopyrenia ranunculospora Coppins & P. James = Anisomeridium ranunculosporum |
| Arthopyrenia rhyponta = Arthopyrenia punctiformis |
| Arthopyrenia rhyponta = Stigmidium microspilum |
| Arthopyrenia salweyi (Leight. ex Nyl.) Zahlbr. = Acrocordia salweyi |
| Arthopyrenia saxatilis (sphalm.) = Arthopyrenia saxicola |
| Arthopyrenia socialis = British records doubtful |
| Arthopyrenia sphaeroides non (Wallr.) Zahlbr. = Acrocordia gemmata |
| Arthopyrenia spilobola (Nyl.) Arnold = a lichenicolous fungus British records dubious |
| Arthopyrenia stigmatella sensu A.L. Sm. = Mycoporum antecellens |
| Arthopyrenia submicans (Nyl.) Arnold = Arthopyrenia nitescens |
| Arthopyrenia taylorii (Carroll ex Nyl.) Mudd = Strigula taylorii |
| Arthopyrenia viridescens Coppins = Anisomeridium viridescens |
| Arthopyrenia viridula (Schrad.) A.L. Sm., non sensu A.L. Sm. = Verrucaria viridula |
| Arthopyrenia viridula sensu A.L. Sm. = Verrucaria elaeinav |
| Arthopyrenia willeyana R.C. Harris = Anisomeridium polypori |
| Arthothelium dispersum (DC.) Mudd = Arthothelium ruanum |
| Arthothelium ilicinum (Taylor) P. James = Arthonia ilicina |
| Arthothelium ilicinum var. dictyosporum Coppins & P. James = Arthothelium
dictyosporum |
| Arthothelium ilicinum var. reagens Coppins & P. James = Arthothelium macounii |
| Arthothelium reagens (Coppins & P. James) Coppins & P. James = Arthothelium
macounii |
| Arthrorhaphis fuscireagens (Vain.) Poelt, non = Arthrorhaphis grisea |
| Arthrorhaphis fuscireagens = Arthrorhaphis muddii |
| Arthrorhaphis fuscoreagens = Arthrorhaphis muddii |
| Ascochyta lichenoides (A.L. Sm.) D. Hawksw. = Crustodiplodina lichenoides (A.L. Sm.)
Punith. |
| Ascochytula lecanorae (Vouaux) Keissl. = Lichenodiplis lecanorae |
| Aspicilia ‘silvatica’ Arnold = Aspicilia laevata |
| Aspicilia alpina (Sommerf.) Arnold = Bellemerea alpina |
| Aspicilia calcarea var. contorta (Hoffm.) = Aspicilia contorta subsp. contorta |
| Aspicilia cambusiana Walt. Watson = Schaereria fuscocinerea |
| Aspicilia cinereorufescens (Ach.) A. Massal. = Bellemerea cinereorufescens |
| Aspicilia complanata Stein = Miriquidica complanata |
| Aspicilia complanatoides (A.L. Sm.) Walt. Watson = Schaereria fuscocinerea |
| Aspicilia cupreogrisea (Th. Fr.) Hue = status of British material uncertain |
| Aspicilia depressa p.max.p. = Aspicilia laevata |
| Aspicilia excavata G. Thor. & Timdal = Aspicilia moenium |
| Aspicilia flavida (Hepp) Rehm = Eiglera flavida |
| Aspicilia fulvomellea (A.L. Sm.) Walt. Watson comb. inval. = Ionaspis lacustrisv |
| Aspicilia gibbosa = Aspicilia caesiocinerea |
| Aspicilia insolata (H. Magn.) Hav. = Aspicilia grisea |
| Aspicilia lacustris (With.) Th. Fr. = Ionaspis lacustris |
| Aspicilia leucophyma (Leight.) Hue = Koerberiella wimmeriana |
| Aspicilia lillei de Lesd. = Aspicilia calcarea |
| Aspicilia lindsayi Walt. Watson = Lecanora rupicola |
| Aspicilia lusca (Nyl.) de Lesd. = Aspicilia laevata |
| Aspicilia morioides Blomb. ex Arnold = Clauzadeana macula |
| Aspicilia poriniformis (Nyl.) Arnold = Ochrolechia xanthostomav |
| Aspicilia prevostii (Duby) Anzi = Hymenelia prevostii |
| Aspicilia subcircinata (Nyl.) Coppins = Aspicilia radiosa |
| Aspicilia superiuscula (Nyl.) Hue = Miriquidica complanata f. complanata |
| Aspicilia sylvatica Arnold = Aspicilia laevata |
| Aspicilia verrucigera Hue = status of British material uncertain |
| Aspicilia verrucosa (Ach.) = Megaspora verrucosa |
| Athelia bispora (J. Schrцt.) Donk = Athelia arachnoidea |
| Athelia epiphylla lich. p.max.p. = Athelia arachnoidea |
| Aulacographa elegans (Borrer ex Sm.) Leight. = Graphis elegans |
