Checklist of lichens of Ohio (USA)
Version 31 December 2017

 

  1. Acarospora dispersa H. Magn. - Andreas et al. (2007: 59)
  2. Acarospora fuscata (Schrad.) Arnold - Claassen (1912: 544), Claassen (1917: 62 as Acarospora cervina var. fuscata), Andreas et al. (2007: 59)
  3. Acarospora macrospora (Hepp) A. Massal. ex Bagl. - Hambleton (1910: 42 as Acarospora squamulosa)

  4. Acrocordia conoidea (Fr.) Körb. - Wolfe (1940: 6 as Arthopyrenia conoidea)
  5. Acrocordia gemmata (Ach.) A. Massal. - Hambleton (1910: 41 as Pyrenula gemmata), Wolfe (1940: 6 as Arthopyrenia alba)
  6. Acrocordia megalospora (Fink) R. C. Harris - Claassen (1917: 62 as Arthopyrenia macrospora), Wolfe (1940: 6 as Arthopyrenia finkii)

  7. Agonimia opuntiella (Buschardt & Poelt) Vezda - Andreas et al. (2007: 59)

  8. Ahtiana aurescens (Tuck.) A. Thell & Randlane - Hambleton (1910: 43 as Cetraria aurescens), Flenniken & Showman (1990: 132 as Tuckermannopsis aurescens)

  9. Alyxoria varia (Pers.) Ertz & Tehler - Hambleton (1910: 41 as Opegrapha varia), Claassen (1912: 546 as Opegrapha varia), Wolfe (1940: 8 as Opegrapha varia), Wolfe (1940: 8 as Opegrapha lichenoides)

  10. Amandinea polyspora (Willey) E. Lay & P. May - Andreas et al. (2007: 59)
  11. Amandinea punctata (Hoffm.) Coppins & Scheid. - Hambleton (1910: 43 as Buellia myriocarpa), Claassen (1917: 62 as Buellia myriocarpa), Andreas et al. (2007: 59)

  12. Anaptychia palmulata (Michx.) Vain. - Flenniken & Showman (1990: 130), Andreas et al. (2007: 59)

  13. Anisomeridium distans (Willey) R. C. Harris - Andreas et al. (2007: 59)
  14. Anisomeridium leucochlorum Müll. Arg. - Wolfe (1940: 6 as Arthopyrenia leucochlora)
  15. Anisomeridium polypori (Ellis & Everh.) M. E. Barr - Andreas et al. (2007: 59)

  16. Anzia colpodes (Ach.) Stizenb. - Hambleton (1910: 43), Flenniken & Showman (1990: 130)

  17. Arthonia atra (Pers.) A. Schneid. - Wolfe (1940: 8 as Opegrapha atra)
  18. Arthonia dispersa (Schrad.) Nyl. - Hambleton (1910: 41), Wolfe (1940: 7) Nom. illegit., Art. 53.1 fide IF
  19. Arthonia polymorpha Ach. - Hambleton (1910: 41), Wolfe (1940: 7)
  20. Arthonia punctiformis Ach. - Hambleton (1910: 41), Claassen (1912: 544), Wolfe (1940: 8)
  21. Arthonia pyrrhuliza Nyl. - Hambleton (1910: 41), Wolfe (1940: 8)
  22. Arthonia quintaria Nyl. - Andreas et al. (2007: 59)
  23. Arthonia radiata (Pers.) Ach. - Hambleton (1910: 41), Claassen (1912: 544), Claassen (1912: 544 as Arthonia radiata var. swartziana), Wolfe (1940: 8)
  24. Arthonia ruana A. Massal. - Andreas et al. (2007: 59 as Arthothelium ruanum)
  25. Arthonia rupicola Fink ex J. Hedrick - Wolfe (1940: 8)

  26. Arthothelium spectabile A. Massal. - Hambleton (1910: 41), Claassen (1912: 544), Wolfe (1940: 8), Andreas et al. (2007: 59)
  27. Arthothelium taediosum (Nyl.) Müll. Arg. - Andreas et al. (2007: 59)

  28. Bacidia arceutina (Ach.) Arnold - Wolfe (1940: 14)
  29. Bacidia coprodes (Körb.) Lettau - Claassen (1917: 62 erroneously as Bilimbia trachona), Wolfe (1940: 13 as erroneously as Bilimbia trachona), Wolfe (1940: 13 as Bilimbia granosa), Andreas et al. (2007: 59 First record claimed), Andreas et al. (2007: 59 erroneously as Bacidia trachona)
  30. Bacidia laurocerasi (Delise ex Duby) Zahlbr. - Claassen (1917: 62 as Bacidia endoleuca),
  31. Bacidia polychroa (Th. Fr.) Körb. - Hambleton (1910: 42 as Bacidia fuscorubella), Claassen (1912: 544 as Bacidia fuscorubella)
  32. Bacidia rubella (Hoffm.) A. Massal. - Hambleton (1910: 42), Claassen (1912: 544),
  33. Bacidia schweinitzii (Fr. ex Tuck.) A. Schneid. - Hambleton (1910: 42), Claassen (1912: 544), Andreas et al. (2007: 59)
  34. Bacidia suffusa (Fr.) A. Schneid. - Hambleton (1910: 42), Claassen (1912: 544 as Bacidia fuscorubella var. suffusa)

  35. Bacidina inundata (Fr.) Vezda - Claassen (1917: 62 as Bacidia inundata)

  36. Biatora printzenii Tønsberg - Andreas et al. (2007: 59 First record)
  37. Biatora vernalis (L.) Fr. - Claassen (1912: 546 as Lecidea vernalis), Wolfe (1940: 13 as Lecidea vernalis)

  38. Bilimbia microcarpa (Th. Fr.) Th. Fr. - Wolfe (1940: 13)
  39. Bilimbia sabuletorum (Schreb.) Arnold - Claassen (1912: 544 as Bilimbia hypnophila), Wolfe (1940: 13 as xxx)

  40. Blastenia ferruginea (Huds.) A. Massal. - Hambleton (1910: 43)

  41. Blennothallia crispa (Weber ex F. H. Wigg.) Otálora, P.M. Jørg. & Wedin - Hambleton (1910: 42 as Collema crispum), Wolfe (1940: 10 as Collema crispum), Flenniken & Showman (1990: 131 as Collema crispum)

  42. Brigantiaea leucoxantha (Sprengel) R. Sant. & Hafellner - Hambleton (1910: 42 as Lopadium leucoxanthum)

  43. Bryobilimbia ahlesii (Körb.) Fryday, Printzen & S. Ekman - Andreas et al. (2007: 61 as Lecidea ahlesii)
  44. Bryobilimbia hypnorum (Lib.) Fryday, Printzen & S. Ekman - Andreas et al. (2007: 61 as Lecidea hypnorum)

  45. Bryoria chalybeiformis (L.) Brodo & D. Hawksw. - Claassen (1912: 544 as Alectoria jubata var. chalybeiformis)
  46. Bryoria furcellata (Fr.) Brodo & D. Hawksw. - Flenniken & Showman (1990: 130)

  47. Buellia disciformis (Fr.) Mudd - Hambleton (1910: 43 as Buellia parasema)
  48. Buellia erubescens Arnold - Andreas et al. (2007: 59 as Buellia stillingiana)
  49. Buellia spuria (Schaer.) Anzi - Claassen (1917: 62)

  50. Caeruleum heppii (Nägeli ex Körb.) K. Knudsen & B. Abbott - Andreas et al. (2007: 62 as Myriospora heppii)
  51. Caeruleum immersum (Fink in Hendrick) K. Knudsen & B. Abbott - Hendrick ??? (xx: xx Type), Andreas et al. (2007: 62 as Myriospora immersa), Knudsen & Abbott ??? (2012???: xx)

  52. Calicium abietinum Pers. - Andreas et al. (2007: 59)
  53. Calicium lenticulare (Hoffm.) Fr. - Wolfe (1940: 7)

  54. Caloplaca camptidia (Tuck.) Zahlbr. - Hambleton (1910: 43), Andreas et al. (2007: 59)
  55. Caloplaca cerina (Ehrh. ex Hedwig) Th. Fr. - Hambleton (1910: 43), Claassen (1912: 547 as Placodium cerinum), Andreas et al. (2007: 59)
  56. Caloplaca cinnabarina (Ach.) Zahlbr. - Hambleton (1910: 43 as )
  57. Caloplaca microphyllina (Tuck.) Hasse - Andreas et al. (2007: 59)

  58. Candelaria concolor (Dicks.) B. Stein - Hambleton (1910: 43), Claassen (1912: 548 as Teloschistes concolor), Flenniken & Showman (1990: 130), Andreas et al. (2007: 59)
  59. Candelaria fibrosa (Fr.) Müll. Arg. - Flenniken & Showman (1990: 130)

  60. Candelariella aurella (Hoffm.) Zahlbr. - Andreas et al. (2007: 59)
  61. Candelariella reflexa (Nyl.) Lettau - Andreas et al. (2007: 59)
  62. Candelariella xanthostigma (Ach.) Lettau - Andreas et al. (2007: 59)

  63. Canoparmelia caroliniana (Nyl.) Elix & Hale - Flenniken & Showman (1990: 131), Showman & Flenniken (2004 fide Andreas et al. 2007), Andreas et al. (2007: 59)
  64. Canoparmelia texana (Tuck.) Elix & Hale - Showman (1981: 178 as Pseudoparmelia texana), Flenniken & Showman (1990: 131), Andreas et al. (2007: 59)

  65. Catillaria nigroclavata (Nyl.) Schuler - Andreas et al. (2007: 59)

  66. Cetraria arenaria Kärnefelt - Flenniken & Showman (1990: 131)
  67. Cetraria islandica (L.) Ach. - Claassen (1912: 544)

  68. Cetrelia chicitae (W. L. Culb.) W. L. Culb. & C. F. Culb. - Flenniken & Showman (1990: 131)
  69. Cetrelia olivetorum (Nyl.) W. L. Culb. & C. F. Culb. - Andreas et al. (2007: 59 thought to be extirpated, refound)

  70. Chaenotheca chrysocephala (Turn.) Th. Fr. - Hambleton (1910: 41), Wolfe (1940: 7)
  71. Chaenotheca furfuracea (L.) Tibell - Wolfe (1940: 7 as Coniocybe furfuracea)

  72. Chrysothrix caesia (Flot.) Körb. - Hambleton (1910: 41 as Arthonia lecideella), Wolfe (1940: 7 as Arthonia lecideella)Andreas et al. (2007: 59 as Arthonia caesia)
  73. Chrysothrix candelaris (L.) J. R. Laundon - Andreas et al. (2007: 60)

  74. Cladonia apodocarpa Robb. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  75. Cladonia arbuscula (Wallr.) Flot. subsp. arbuscula - Hambleton (1910: 42 as Cladonia sylvatica), Claassen (1912: 545 as Cladonia sylvatica), Armitage (1971: 244), Flenniken & Showman (1990: 131 as Cladina arbuscula)
  76. Cladonia caespiticia (Pers.) Flörke - Hambleton (1910: 42), Claassen (1912: 544), Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  77. Cladonia cariosa (Ach.) Sprengel - Hambleton (1910: 42)
  78. Cladonia caroliniana Schwein. ex Tuck. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  79. Cladonia cervicornis (Ach.) Flotow - Flenniken & Showman (1990: 131)
  80. Cladonia chlorophaea (Flörke ex Sommerf.) Sprengel - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  81. Cladonia coccifera (L.) Willd. - Hambleton (1910: 42), Claassen (1912: 544)
  82. Cladonia coniocraea (Flörke) Sprengel - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  83. Cladonia cornuta (L.) Hoffm. - Hambleton (1910: 42)
  84. Cladonia crispata (Ach.) Flotow - Hambleton (1910: 42)
  85. Cladonia cristatella Tuck. - Hambleton (1910: 42), Claassen (1912: 545), Armitage (1971: 244), Cooke (1973: 196), Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  86. Cladonia cryptochlorophaea Asah. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  87. Cladonia cylindrica (A. Evans) A. Evans - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  88. Cladonia didyma (Fée) Vain. - Andreas et al. (2007: 60)
  89. Cladonia fimbriata (L.) Fr. - Hambleton (1910: 42), Claassen (1912: 545), Flenniken & Showman (1990: 131)
  90. Cladonia fimbriata (L.) Fr. var. adspersa - Hambleton (1910: 42 as Cladonia fimbriata var. adspersa)
  91. Cladonia fimbriata (L.) Fr. var. simplex - Hambleton (1910: 42 as Cladonia fimbriata var. simplex), Claassen (1912: 545 as Cladonia fimbriata var. simplex)
  92. Cladonia floridana Vain. - Flenniken & Showman (1990: 131)
  93. Cladonia furcata (Huds.) Schrad. - Hambleton (1910: 42), Claassen (1912: 545), Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  94. Cladonia furcata (Huds.) Schrad. var. racemosa - Hambleton (1910: 42 as Cladonia furcata var. racemosa)
  95. Cladonia furcata (Huds.) Schrad. var. subulata - Hambleton (1910: 42 as Cladonia furcata var. subulata)
  96. Cladonia gracilis (L.) Willd. - Hambleton (1910: 42), Claassen (1912: 545)
  97. Cladonia gracilis (L.) Willd. var. hybrida - Hambleton (1910: 42 as Cladonia gracilis var. hybrida)
  98. Cladonia grayi G. K. Merr. ex Sandst. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  99. Cladonia humilis (With.) J. R. Laundon - Flenniken & Showman (1990: 131)
  100. Cladonia incrassata Flörke - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  101. Cladonia macilenta Hoffm. - Hambleton (1910: 42), Claassen (1917: 62), Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  102. Cladonia macilenta Hoffm. var. bacillaris Nyl. - Claassen (1912: 544 as Cladonia bacillaris), Flenniken & Showman (1990: 131 as Cladonia bacillaris)
  103. Cladonia mateocyatha Robb. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  104. Cladonia ochrochlora Flörke - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  105. Cladonia parasitica (Hoffm.) Hoffm. - Hambleton (1910: 42 as Cladonia delicata), Claassen (1917: 62 as Cladonia delicata), Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  106. Cladonia petrophila R. C. Harris - Andreas et al. (2007: 60)
  107. Cladonia peziziformis (With.) J. R. Laundon - Hambleton (1910: 42 as Cladonia mitrula), Claassen (1912: 545 as Cladonia mitrula), Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  108. Cladonia phyllophora Hoffm. - Hambleton (1910: 42 as Cladonia degenerans)
  109. Cladonia piedmontensis G. K. Merr. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  110. Cladonia pleurota (Flörke) Schaer. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  111. Cladonia pyxidata (L.) Hoffm. - Hambleton (1910: 42), Claassen (1912: 545), Cooke (1973: 196), Flenniken & Showman (1990: 131)
  112. Cladonia ramulosa (With.) J. R. Laundon - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  113. Cladonia rangiferina (L.) Weber ex F. H. Wigg. - Hambleton (1910: 42), Claassen (1912: 545), Flenniken & Showman (1990: 131 as Cladina rangiferina), Andreas et al. (2007: 60)
  114. Cladonia rei Schaer. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  115. Cladonia robbinsii A. Evans - Flenniken & Showman (1990: 131)
  116. Cladonia squamosa (Scop.) Hoffm. - Hambleton (1910: 42), Claassen (1912: 545), Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  117. Cladonia squamosa (Scop.) Hoffm. var. ventricosa - Hambleton (1910: 42 as ),
  118. Cladonia stellaris (Opiz) Pouzar & Vezda - Hambleton (1910: 42 as Cladonia alpestris)
  119. Cladonia strepsilis (Ach.) Grogn. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  120. Cladonia subcariosa Nyl. - Claassen (1912: 545), Flenniken & Showman (1990: 131 as Cladonia polycarpoides), Flenniken & Showman (1990: 131 as Cladonia sobolescens), Andreas et al. (2007: 60 as Cladonia polycarpoides), Andreas et al. (2007: 60 as Cladonia sobolescens)
  121. Cladonia subtenuis (Abbayes) Mattick - Flenniken & Showman (1990: 131 as Cladina subtenuis), Andreas et al. (2007: 60)
  122. Cladonia subulata (L.) F. H. Wigg. - Claassen (1912: 545 as Cladonia fimbriata var. cornutoradiata), Claassen (1912: 545 as Cladonia fimbriata var. subulata)
  123. Cladonia uncialis (L.) Weber ex Wigg. - Hambleton (1910: 42), Flenniken & Showman (1990: 131)
  124. Cladonia verticillata (Hoffm.) Schaer. - Hambleton (1910: 42), Claassen (1912: 545), Cooke (1973: 196), Andreas et al. (2007: 60)

  125. Coccocarpia palmicola (Sprengel) Arvidsson & D. Galloway - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)

  126. Coenogonium pineti (Ach.) Lücking & Lumbsch - Andreas et al. (2007: 60)

  127. Collema flaccidum (Ach.) Ach. - Hambleton (1910: 42), Wolfe (1940: 10 as Synechoblastus rupestris)
  128. Collema furfuraceum (Arnold) Du Rietz - Flenniken & Showman (1990: 131)
  129. Collema nigrescens (Huds.) DC. - Hambleton (1910: 42), Claassen (1912: 548 as Synechoblastus nigrescens), Wolfe (1940: 9 as Synechoblastus nigrescens), Flenniken & Showman (1990: 131)
  130. Collema ryssoleum (Tuck.) A. Schneider - Hambleton (1910: 42) Wolfe (1940: 10 as Synechoblastus ryssoleus)
  131. Collema subflaccidum Degel. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)

  132. Crespoa crozalsiana (B. de Lesd. ex Harm.) Elix & Hale - Armitage (1971: 244 as Parmelia crozalsiana), Flenniken & Showman (1990: 131 as Canoparmelia crozalsiana), Andreas et al. (2007: 59 as Canoparmelia crozalsiana)

  133. Cresponea chloroconia (Tuck.) Egea & Torrente - Hambleton (1910: 42 as Lecanactis premnea var. chloroconia), Wolfe (1940: 9 as Lecanactis premnea var. chloroconia)
  134. Cresponea premnea (Ach.) Egea & Torrente - Hambleton (1910: 42 as Lecanactis premnea), Wolfe (1940: 9 as Lecanactis premnea)

  135. Crocodia aurata (Ach.) Link - Hambleton (1910: 42 as Sticta aurata), Wolfe (1940: 11 as Sticta aurata), Flenniken & Showman (1990: 132 as Pseudocyphellaria aurata)

  136. Cyphelium tigillare (Pers.) Th. Fr. - Hambleton (1910: 41), Wolfe (1940: 7)

  137. Cystocoleus ebeneus (Dillwyn) Thwaites - Andreas et al. (2007: 60)

  138. Dermatocarpon americanum Vain. - Heidmarsson (2003: 466)
  139. Dermatocarpon luridum (With.) J. R. Laundon - Hambleton (1910: 41 as Dermatocarpon aquaticum), Wolfe (1940: 5 as Dermatocarpon aquaticum), Armitage (1971: 244 as Dermatocarpon fluviatile), Flenniken & Showman (1990: 131), Andreas et al. (2007: 60)
  140. Dermatocarpon miniatum (L.) W. Mann - Hambleton (1910: 41), Claassen (1912: 545), Wolfe (1940: 5), Flenniken & Showman (1990: 131)
  141. Dermatocarpon miniatum (L.) W. Mann var. complicatum (Light.) Th. Fr. - Wolfe (1940: 5)
  142. Dermatocarpon muhlenbergii (Ach.) Müll. Arg. - Andreas et al. (2007: 61)

  143. Dibaeis absoluta (Tuck.) Kalb & Gierl - Flenniken & Showman (1990: 130 as Baeomyces absolutus)
  144. Dibaeis baeomyces (L. f.) Rambold & Hertel - Flenniken & Showman (1990: 130 as Baeomyces roseus), Andreas et al. (2007: 61)

  145. Diploschistes muscorum (Scop.) R. Sant. - Wolfe (1940: 9 as Urceolaria scruposa var. parasitica)

  146. Dirinaria frostii (Tuck.) Hale & W. Culb. - Showman (1977: 26), Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)

  147. Enchylium bachmanianum (Fink) Otálora, P. M. Jørg. & Wedin - Wolfe (1940: 10 as Collemodes bachmanianum), Flenniken & Showman (1990: 131 as Collema bachmanianum)
  148. Enchylium coccophorum (Tuck.) Otálora, P. M. Jørg. & Wedin - Showman (1981: 178 as Collema coccophorum), Flenniken & Showman (1990: 131 as Collema coccophorum), Andreas et al. (2007: 60 as Collema coccophorum)
  149. Enchylium conglomeratum (Hoffm.) Otálora, P. M. Jørg. & Wedin - Hambleton (1910: 42 as Collema cyrtaspis), Hambleton (1910: 42 as Collema pycnocarpum), Wolfe (1940: 9 as Synechoblastus cyrtaspis), Wolfe (1940: 9 as Synechoblastus ohioensis), Wolfe (1940: 9 as Synechoblastus pycnocarpus), Flenniken & Showman (1990: 131 as Collema conglomeratum)
  150. Enchylium polycarpon (Hoffm.) Otálora, P. M. Jørg. & Wedin - Flenniken & Showman (1990: 131 as Collema polycarpon)
  151. Enchylium tenax (Sw.) Gray - Hambleton (1910: 42 as Collema tenax), Wolfe (1940: 10 as Collema tenax), Wolfe (1940: 10 as Collema pulposum), Flenniken & Showman (1990: 131 as Collema tenax)

  152. Endocarpon diffractellum (Nyl.) Gueidan & Cl. Roux - Wolfe (1940: 5 as Staurothele diffractella), Andreas et al. (2007: 64 as Staurothele diffractella)
  153. Endocarpon pallidulum (Nyl.) Nyl. - Andreas et al. (2007: 61)
  154. Endocarpon pusillum Hedw. - Hambleton (1910: 41 as Dermatocarpon pusillum), Wolfe (1940: 6)

  155. Enterographa hutchinsiae (Leight.) A. Massal. - Andreas et al. (2007: 61 First record)

  156. Ephebe lanata (L.) Vain. - Flenniken & Showman (1990: 131)

  157. Evernia mesomorpha Nyl. - Flenniken & Showman (1990: 131)
  158. Evernia prunastri (L.) Ach. - Claassen (1912: 545)

  159. Flakea papillata O. E. Erikss. - Andreas et al. (2007: 61)

  160. Flavoparmelia baltimorensis (Gyeln. & Foriss) Hale - Showman (1981: 178 as Pseudoparmelia baltimorensis), Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)
  161. Flavoparmelia caperata (L.) Hale - Hambleton (1910: 43 as Parmelia cylisphora), Claassen (1912: 546 as Parmelia caperata), Cooke (1973: 196 as Parmelia caperata), Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)

  162. Flavoplaca citrina (Hoffm.) Arup, Frödén & Søchting - Andreas et al. (2007: 59 as Caloplaca citrina)

  163. Flavopunctelia flaventior (Stirton) Hale - Flenniken & Showman (1990: 131)
  164. Flavopunctelia soredica (Nyl.) Hale - Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)

  165. Fuscopannaria leucosticta (Tuck.) P. M. Jørg. - Hambleton (1910: 42 as Pannaria leucosticta), Wolfe (1940: 11 as Pannaria leucosticta), Flenniken & Showman (1990: 131 as Pannaria leucosticta)

  166. Gassicurtia vernicoma (Tuck.) Marbach - Andreas et al. (2007: 59 as Buellia vernicoma)

  167. Graphis scripta (L.) Ach. - Hambleton (1910: 41), Claassen (1912: 545), Wolfe (1940: 8), Andreas et al. (2007: 61)

  168. Gyalecta jenensis (Batsch.) Zahlbr. - Claassen (1912: 545 as Gyalecta cupularis), Wolfe (1940: 9)

  169. Gyalolechia flavorubescens (Hudson) Søchting, Frödén & Arup - Hambleton (1910: 43 as Caloplaca aurantiaca), Claassen (1912: 547 as Placodium aurantiacum)
  170. Gyalolechia flavovirescens (Wulfen) Søchting, Frödén & Arup - Andreas et al. (2007: 59 as Caloplaca flavovirescens)

  171. Heppia despreauxii (Mont.) Tuck. - Wolfe (1940: 10 as Solorinaria desprauxii)
  172. Heppia lutosa (Ach.) Nyl. - Hambleton (1910: 42 as Heppia virescens)

  173. Heterodermia albicans (Pers.) Swinscow & Krog. - Showman (1981: 178), Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)
  174. Heterodermia casarettiana (A. Massal.) Trevisan - Flenniken & Showman (1990: 131)
  175. Heterodermia echinata (Taylor) W. L. Culb. - Flenniken & Showman (1990: 131)
  176. Heterodermia galactophylla (Tuck.) W. L. Culb. - Hambleton (1910: 43 as Anaptychia comosa)
  177. Heterodermia granulifera (Ach.) Culb. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)
  178. Heterodermia hypoleuca (Muhl.) Trevisan - Hambleton (1910: 43 as Anaptychia hypoleuca), Claassen (1912: 547 as Physcia hypoleuca), Armitage (1971: 244 as Anaptychia hypoleuca), Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)
  179. Heterodermia leucomela (L.) Poelt - Hambleton (1910: 43 as Anaptychia leucomela), Flenniken & Showman (1990: 131 as Heterodermia leucomelos)
  180. Heterodermia obscurata (Nyl.) Trevisan - Armitage (1971: 244 as Anaptychia obscurata), Cooke (1973: 196 as Anaptychia obscurata), Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)
  181. Heterodermia pseudospeciosa (Kurok.) W. L. Culb. - Andreas et al. (2007: 61 First record)
  182. Heterodermia speciosa (Wulfen) Trevisan - Hambleton (1910: 43 as Anaptychia speciosa), Claassen (1912: 547 as Physcia speciosa), Cooke (1973: 196 as Anaptychia speciosa), Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)
  183. Heterodermia squamulosa (Degel.) W. L. Culb. - Flenniken & Showman (1990: 131)

  184. Hyperphyscia adglutinata (Flörke) H. Mayrhofer & Poelt - Hambleton (1910: 43 as Physcia adglutinata), Claassen (1912: 547 as Physcia adglutinata), Flenniken & Showman (1990: 131)
  185. Hyperphyscia syncolla (Tuck. ex Nyl.) Kalb - Flenniken & Showman (1990: 131)

  186. Hypocenomyce scalaris (Ach.) M. Choisy - Andreas et al. (2007: 61)

  187. Hypogymnia physodes (L.) Nyl. - Claassen (1912: 546 as Parmelia physodes), Flenniken & Showman (1990: 131)

  188. Hypotrachyna livida (Taylor) Hale - Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)
  189. Hypotrachyna horrescens (Taylor) Krog & Swinscow - Flenniken & Showman (1990: 131 as Parmelinopsis horrescens)
  190. Hypotrachyna minarum (Vain.) Krog & Swinscow - Flenniken & Showman (1990: 131 as Parmelinopsis minarum), Andreas et al. (2007: 62 as Parmelinopsis minarum)
  191. Hypotrachyna showmanii Hale - Hale (1976: 78 Type in US), Showman (1977: 26), Andreas et al. (2007: 61)

  192. Imshaugia aleurites (Ach.) S. F. Meyer - Hambleton (1910: 43 as Cetraria aleurites), Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)
  193. Imshaugia placorodia (Ach.) S. F. Meyer - Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)

  194. Ionaspis alba Lutzoni - Andreas et al. (2007: 61)
  195. Ionaspis lacustris (With.) Lutzoni - Andreas et al. (2007: 61)

  196. Kirschsteiniothelia aethiops Körb. - Wolfe (1940: 6 as Microthelia micula auct.)

  197. Lasallia papulosa (Ach.) Llano - Flenniken & Showman (1990: 131), Andreas et al. (2007: 61)
  198. Lasallia pensylvanica (Hoffm.) Llano - Flenniken & Showman (1990: 131 but spelled pennsylvanica fide IF)
  199. Lasallia pustulata (L.) Mérat - Hambleton (1910: 42 as Gyrophora pustulata)

  200. Lathagrium fuscovirens (With.) Otálora, P. M. Jørg. & Wedin - Wolfe (1940: 10 as Collema furvum)

  201. Lecania naegelii (Hepp) Diederich & van den Boom - Claassen (1912: 544 as Bilimbia naegelii), Wolfe (1940: 13 as Bilimbia naegelii)

  202. Lecanora cinereofusca H. Magn. var. appalachensis Brodo - Andreas et al. (2007: 61 First record)
  203. Lecanora hagenii (Ach.) Ach. - Hambleton (1910: 43), Claassen (1912: 545),
  204. Lecanora hybocarpa (Tuck.) Brodo - Tuckerman in Lea (1849: 45 as Parmelia hybocarpa Type in FH-TUCK), Brodo (1984: 134), Andreas et al. (2007: 61)
  205. Lecanora miculata Ach. - Hambleton (1910: 43)
  206. Lecanora muralis (Schreb.) Rabenh. - Claassen (1912: 545 as Lecanora muralis),
  207. Lecanora albella (Pers.) Ach. var. albella - Hambleton (1910: 43 as Lecanora pallida), Claassen (1912: 545 as Lecanora pallida)
  208. Lecanora allophana Nyl. - Hambleton (1910: 43 as Lecanora subfusca), Claassen (1912: 545 as Lecanora subfusca), Claassen (1912: 545 as Lecanora subfusca var. allophana)
  209. Lecanora campestris (Schaer.) Hue - Claassen (1917: 62 as Lecanora subfusca var. campestris)
  210. Lecanora pulicaris (Pers.) Ach. - Andreas et al. (2007: 61)
  211. Lecanora strobilina (Spreng.) Kieff. - Andreas et al. (2007: 61)
  212. Lecanora subimmergens Vain. - Andreas et al. (2007: 61 First record)
  213. Lecanora thysanophora R. C. Harris - Andreas et al. (2007: 61)
  214. Lecanora varia (Hoffm.) Ach. - Hambleton (1910: 43), Claassen (1912: 545)

  215. Lecidea coarctata (J. E. Smith) Nyl. - Claassen (1912: 545 as Lecidea coarctata), Wolfe (1940: 12 as Lecidea coarctata)
  216. Lecidea congesta Fink - Wolfe (1940: 12)
  217. Lecidea cyrtidia Tuck. - Claassen (1912: 546), Wolfe (1940: 12), Andreas et al. (2007: 61)
  218. Lecidea intropallida Fink - Wolfe (1940: 13)
  219. Lecidea lapicida (Ach.) Ach. var. lapicida - Claassen (1917: 62 as Lecidea lactea)
  220. Lecidea lapicida (Ach.) Ach. var. pantherina Ach. - Wolfe (1940: 13 as Lecidea pantherina)
  221. Lecidea micytho Tuck. ex Willey - Wolfe (1940: 13)
  222. Lecidea plebeja Nyl. - Claassen (1917: 62 as Lecidea myriocarpoides), Wolfe (1940: 13 as Lecidea myriocarpoides), Andreas et al. (2007: 61)
  223. Lecidea promiscens Nyl. - Wolfe (1940: 13)
  224. Lecidea pycnocarpa (Körb.) Ohlert - Claassen (1917: 62)
  225. Lecidea varians Ach. - Hambleton (1910: 42), Wolfe (1940: 13), Andreas et al. (2007: 64 as Pyrrhospora varians)

  226. Lecidella elaeochroma (Ach.) M. Choisy - Claassen (1912: 544 as Buellia parasema), Wolfe (1940: 13 as Lecidea parasema)

  227. Lecidoma demissum (Rutstr.) Gotth. Schneider & Hertel - Wolfe (1940: 14 as Psora demissa)

  228. Lepraria caesiella R. C. Harris - Andreas et al. (2007: 61)
  229. Lepraria finkii (B. de Lesd.) R. C. Harris - Andreas et al. (2007: 61 as Lepraria lobificans)
  230. Lepraria membranacea (Dicks.) Vain. - Claassen (1917: 62 as Amphiloma lanuginosum)
  231. Lepraria neglecta (Nyl.) Erichsen - Andreas et al. (2007: 61)
  232. Lepraria normandinoides Lendemer & R. C. Harris - Andreas et al. (2007: 62)

  233. Leptogium austroamericanum (Malme) Dodge - Flenniken & Showman (1990: 131)
  234. Leptogium burnetiae Dodge - Flenniken & Showman (1990: 131)
  235. Leptogium chloromelum (Sw.) Nyl. - Hambleton (1910: 42), Wolfe (1940: 10)
  236. Leptogium corticola (Taylor) Tuck. - Taylor (1847: 195 Type in London, Great Britain BM), Jørgensen & James (1983: 117), Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)
  237. Leptogium cyanescens (Rabenh.) Körb. - Hambleton (1910: 42 as Leptogium tremelloides auct.), Claassen (1912: 546 as Leptogium tremelloides auct.), Wolfe (1940: 10 as Leptogium tremelloides auct.), Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)
  238. Leptogium lichenoides (L.) Zahlbr. - Wolfe (1940: 10), Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)
  239. Leptogium milligranum Sierk - Flenniken & Showman (1990: 131)
  240. Leptogium saturninum (Dicks.) Nyl. - Hambleton (1910: 42), Wolfe (1940: 10)

  241. Leptorhaphis epidermidis (Ach.) Th. Fr. - Hambleton (1910: 41), Wolfe (1940: 6)

  242. Lichinella nigritella (Lettau) P. Moreno & Egea - Andreas et al. (2007: 62)

  243. Lobaria pulmonaria (L.) Hoffm. - Hambleton (1910: 42), Claassen (1912: 548), Wolfe (1940: 11 as Sticta pulmonaria), Flenniken & Showman (1990: 131)
  244. Lobaria quercizans Michx. - Hambleton (1910: 42), Wolfe (1940: 11 as Sticta quercizans), Flenniken & Showman (1990: 131)

  245. Loxospora ochrophaea (Tuck.) R. C. Harris - Andreas et al. (2007: 62)

  246. Melanelixia subargentifera (Nyl.) O. Blanco et al. - Flenniken & Showman (1990: 131 as Melanelia subargentifera)
  247. Melanelixia subaurifera (Nyl.) O Blanco et al. - Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)

  248. Melanohalea exasperata (De Not.) O. Blanco et al. - Flenniken & Showman (1990: 131 as Melanelia exasperata)
  249. Melanohalea olivacea (L.) O. Blanco et al. - Hambleton (1910: 43 as Parmelia olivacea), Claassen (1912: 546 as Parmelia olivacea)

  250. Melaspilea arthonioides (Fée) Nyl. - Andreas et al. (2007: 62)

  251. Menegazzia terebrata (Hoffm.) A. Massal. - Hambleton (1910: 43 as Parmelia pertusa), Flenniken & Showman (1990: 131)

  252. Micarea melaena (Nyl.) Hedl. - Wolfe (1940: 13 as Bilimbia melaena), Andreas et al. (2007: 62)
  253. Micarea peliocarpa (Anzi) Coppins & R. Sant. - Andreas et al. (2007: 62)
  254. Micarea prasina Fr. - Andreas et al. (2007: 62)
  255. Micarea sylvicola (Flot.) Vezda & V. Wirth - Wolfe (1940: 13 as Lecidea sylvicola)

  256. Mycobilimbia pilularis (Körb.) Hafellner & Türk - Claassen (1912: 544 as Bilimbia sphaeroides), Wolfe (1940: 13 as Bilimbia sphaeroides)

  257. Mycocalicium albonigrum (Nyl.) Fink - Wolfe (1940: 7)
  258. Mycocalicium subtile (Pers.) Szatala - Claassen (1912: 544 as Calicium parietinum), Wolfe (1940: 7 as Mycocalicium parietinum), Andreas et al. (2007: 62)

  259. Mycoporum sparsellum Nyl. - Claassen (1912: 546)

  260. Myelochroa aurulenta (Tuck.) Elix & Hale - Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)
  261. Myelochroa galbina (Ach.) Elix & Hale - Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)
  262. Myelochroa obsessa (Ach.) Elix & Hale - Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)

  263. Myriolecis dispersa (Pers.) Sliwa, Zhao Xin & Lumbsch - Claassen (1917: 62 as Lecanora dispersa), Andreas et al. (2007: 61 as Lecanora dispersa)

  264. Nadvornikia sorediata R. C. Harris - Andreas et al. (2007: 62)

  265. Nephroma helveticum Ach. subsp. helveticum - Hambleton (1910: 43 as Nephromium helveticum), Corrington (1921: 359), Wolfe (1940: 11), Flenniken & Showman (1990: 131)
  266. Nephroma laevigatum Ach. - Claassen (1912: 546), Wolfe (1940: 11)

  267. Normandina pulchella (Borrer) Nyl. - Andreas et al. (2007: 62)

  268. Ochrolechia arborea (Kreyer) Almb. - Andreas et al. (2007: 62)
  269. Ochrolechia pseudopallescens Brodo - Andreas et al. (2007: 62)
  270. Ochrolechia tartarea (L.) A. Massal. - Hambleton (1910: 43)
  271. Ochrolechia yasudae Vain. - Andreas et al. (2007: 62)

  272. Opegrapha vulgata (Ach.) Nyl. - Hambleton (1910: 41), Claassen (1912: 546), Wolfe (1940: 8)

  273. Pannaria lurida (Mont.) Nyl. subsp. lurida - Flenniken & Showman (1990: 131)
  274. Pannaria rubiginosa (Thunb.) Delise - Hambleton (1910: 42), Wolfe (1940: 11), Flenniken & Showman (1990: 131)

  275. Parmelia saxatilis (L.) Ach. - Hambleton (1910: 43), Claassen (1912: 546), Flenniken & Showman (1990: 131)
  276. Parmelia squarrosa Hale - Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)
  277. Parmelia sulcata Taylor - Armitage (1971: 244), Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)

  278. Parmotrema arnoldii (Du Rietz) Hale - Flenniken & Showman (1990: 131)
  279. Parmotrema cetratum (Ach.) Hale - Hambleton (1910: 43 as Parmelia cetrata), Armitage (1971: 244 as Parmelia cetrata), Flenniken & Showman (1990: 131)
  280. Parmotrema crinitum (Ach.) M. Choisy - Hambleton (1910: 43 as Parmelia crinita), Flenniken & Showman (1990: 131)
  281. Parmotrema despectum Kurok. - Andreas et al. (2007: 62)
  282. Parmotrema gardneri (C. W. Dodge) Sérus. - Andreas et al. (2007: 62 First record)
  283. Parmotrema hypotropum (Nyl.) Hale - Flenniken & Showman (1990: 131), Andreas et al. (2007: 62)
  284. Parmotrema madagascariaceum (Hue) Hale - Flenniken & Showman (1990: 132)
  285. Parmotrema margaritatum (Hue) Hale - Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  286. Parmotrema submarginale (Michx.) DePriest & B. Hale - Flenniken & Showman (1990: 132 as Parmotrema michauxianum)
  287. Parmotrema perforatum (Jacq.) A. Massal. - Hambleton (1910: 43 as Parmelia perforata), Claassen (1912: 546 as Parmelia perforata), Flenniken & Showman (1990: 132)
  288. Parmotrema perlatum (Osbeck) Hale & Ahti - Hambleton (1910: 43 as Parmelia perlata), Claassen (1912: 546 as Parmelia perlata), Flenniken & Showman (1990: 131 as Parmotrema chinense), Andreas et al. (2007: 62 as Parmotrema chinense)
  289. Parmotrema reticulatum (Taylor) M. Choisy - Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  290. Parmotrema stuppeum (Taylor) Hale - Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  291. Parmotrema subisidiosum (Müll. Arg.) Hale - Showman (1981: 178), Flenniken & Showman (1990: 132)
  292. Parmotrema subtinctorium (Zahlbr.) Hale - Flenniken & Showman (1990: 132)
  293. Parmotrema xanthinum (Müll. Arg.) Hale - Showman (1977: 26 as Parmelia xanthina), Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)

  294. Peltigera aphthosa (L.) Hoffm. - Hambleton (1910: 43), Claassen (1912: 546), Corrington (1921: 356), Wolfe (1940: 11), Flenniken & Showman (1990: 132)
  295. Peltigera canina (L.) Willd. - Hambleton (1910: 43), Claassen (1912: 547), Corrington (1921: 357), Wolfe (1940: 12), Flenniken & Showman (1990: 132)
  296. Peltigera collina (Ach.) Schrad. - Hambleton (1910: 43 as Peltigera scutata), Wolfe (1940: 12 as Peltigera scutata)
  297. Peltigera didactyla (With.) J. R. Laundon - Hambleton (1910: 43 as Peltigera spuria), Claassen (1912: 547 as Peltigera canina var. spuria), Corrington (1921: 356 as Peltigera sorediata), Wolfe (1940: 12 as Peltigera sorediata), Wolfe (1940: 12 as Peltigera spuria), Flenniken & Showman (1990: 132)
  298. Peltigera elisabethae Gyeln. - Flenniken & Showman (1990: 132)
  299. Peltigera evansiana Gyeln. - Flenniken & Showman (1990: 132)
  300. Peltigera horizontalis (L.) Hoffm. - Hambleton (1910: 43), Claassen (1912: 547), Corrington (1921: 358), Wolfe (1940: 12), Flenniken & Showman (1990: 132)
  301. Peltigera polydactylon (Neck.) Hoffm. - Claassen (1912: 547), Corrington (1921: 358), Wolfe (1940: 12), Flenniken & Showman (1990: 132)
  302. Peltigera praetextata (Flörke ex Sommerf.) Vain. - Corrington (1921: 356), Wolfe (1940: 12), Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  303. Peltigera rufescens (Weis.) Humb. - Hambleton (1910: 43), Corrington (1921: 357), Wolfe (1940: 12)

  304. Pertusaria leioplaca DC. - Hambleton (1910: 43), Claassen (1912: 547)
  305. Pertusaria ostiolata Dibben - Andreas et al. (2007: 63 First record)
  306. Pertusaria paratuberculifera Dibben - Andreas et al. (2007: 63)
  307. Pertusaria plittiana Erichsen - Andreas et al. (2007: 63)
  308. Pertusaria pustulata (Ach.) Duby - Claassen (1912: 547), Andreas et al. (2007: 63)
  309. Pertusaria subpertusa Brodo - Andreas et al. (2007: 63)

  310. Phaeophyscia adiastola (Essl.) Essl. - Showman (1981: 178 as Phaeophyscia adiastola), Flenniken & Showman (1990: 132 as Phaeophyscia adiastola), Andreas et al. (2007: 63 as Phaeophyscia adiastola)
  311. Phaeophyscia ciliata (Hoffm.) Moberg - Hambleton (1910: 43 as Physcia obscura), Claassen (1912: 547 as Physcia obscura), Flenniken & Showman (1990: 132)
  312. Phaeophyscia endococcina (Körb.) Moberg - Flenniken & Showman (1990: 132)
  313. Phaeophyscia hirsuta (Mereschk.) Essl. - Flenniken & Showman (1990: 132 as Phaeophyscia cernohorskyi), Andreas et al. (2007: 63)
  314. Phaeophyscia hirtella Essl. - Flenniken & Showman (1990: 132)
  315. Phaeophyscia hispidula (Ach.) Moberg - Showman (1981: 178), Flenniken & Showman (1990: 132)
  316. Phaeophyscia leana (Tuck.) Essl. - Tuckerman (1884: 257 Type), Hambleton (1910: 43 as Physcia leana), Thomson (1963: xx), Skorepa (1984: 257), Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  317. Phaeophyscia orbicularis (Neck.) Moberg - Cooke (1973: 196 as Physcia orbicularis f. ombropulchra unclear !), Flenniken & Showman (1990: 132)
  318. Phaeophyscia pusilloides (Zahlbr.) Essl. - Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  319. Phaeophyscia rubropulchra (Degel.) Moberg - Claassen (1912: 547 as Physcia obscura endochrysea), Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  320. Phaeophyscia squarrosa Kashiw. - Andreas et al. (2007: 63)

  321. Phlyctis agelaea (Ach.) Flot. - Andreas et al. (2007: 63)

  322. Physcia adscendens (Fr.) H. Oliver - Flenniken & Showman (1990: 132)
  323. Physcia aipolia (Ehrh. ex Humb.) Fürnr. var. aipolia - Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  324. Physcia americana G. K. Meyer - Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  325. Physcia caesia (Hoffm.) Hampe - Showman (1981: 178), Flenniken & Showman (1990: 132)
  326. Physcia clementei (Sm.) Lynge - Hambleton (1910: 43 as Physcia astroidea)
  327. Physcia halei J. W. Thomson - Flenniken & Showman (1990: 132)
  328. Physcia millegrana Degel. - Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  329. Physcia phaea (Tuck.) J. W. Thomson - Showman (1981: 178), Flenniken & Showman (1990: 132)
  330. Physcia pumilior R. C. Harris - Andreas et al. (2007: 63 First record)
  331. Physcia stellaris (L.) Nyl. - Hambleton (1910: 43), Claassen (1912: 547), Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  332. Physcia subtilis Degel. - Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  333. Physcia tribacia (Ach.) Nyl. - Hambleton (1910: 43), Claassen (1912: 547)

  334. Physciella chloantha (Ach.) Essl. - Showman (1981: 178 as Physcia chloantha), Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)

  335. Physconia detersa (Nyl.) Poelt - Flenniken & Showman (1990: 132), Andreas et al. (2007: 63)
  336. Physconia leucoleiptes (Tuck.) Essl. - Andreas et al. (2007: 63)
  337. Physconia muscigena (Ach.) Poelt - Cooke (1973: 196 as Physcia muscigena)

  338. Placidiopsis minor R. C. Harris - Andreas et al. (2007: 63 First record)

  339. Placidium arboreum (Schwein. ex E. Michener) Lendemer - Wolfe (1940: 5 as Dermatocarpon arboreum), Flenniken & Showman (1990: 131 as Catapyrenium tuckermanii), Andreas et al. (2007: 63)
  340. Placidium lachneum (Ach.) B. de Lesd. - Flenniken & Showman (1990: 131 as Catapyrenium lachneum)
  341. Placidium squamulosum (Ach.) Coppins - Andreas et al. (2007: 63)

  342. Placopyrenium fuscellum (Turner) Gueidan & Cl. Roux - Claassen (1912: 548 as Verrucaria fuscella), Wolfe (1940: 5 as Verrucaria fuscella)

  343. Placynthiella hyporhodoa (Th. Fr.) Coppins & P. James - Coppins & James (1984: 244)
  344. Placynthiella icmalea (Ach.) Coppins & P. James - Andreas et al. (2007: 63)
  345. Placynthiella uliginosa (Schrad.) Coppins & P. James - Claassen (1912: 546 as Lecidea uliginosa), Wolfe (1940: 12 as Lecidea humosa), Wolfe (1940: 13 as Lecidea uliginosa)

  346. Placynthium nigrum (Huds.) S. F. Gray - Wolfe (1940: 11), Andreas et al. (2007: 63)

  347. Platismatia lacunosa (Ach.) W. L. Culb. & C. F. Culb. - Claassen (1912: 544 as Cetraria lacunosa)
  348. Platismatia tuckermanii (Oakes) W. L. Culb. & C. F. Culb. - Flenniken & Showman (1990: 132)

  349. Polycauliona polycarpa (Hoffm.) Frödén, Arup, & Søchting - Hambleton (1910: 43 as Xanthoria polycarpa), Claassen (1917: 63 as Teloschistes polycarpus), Flenniken & Showman (1990: 132 as Xanthoria polycarpa)

  350. Polymeridium quinqueseptatum (Nyl.) R. C. Harris - Claassen (1917: 62 as Arthopyrenia quinqueseptata), Wolfe (1940: 6 as Arthopyrenia quinqueseptata)

  351. Polysporina simplex (Davies) Vezda - Hambleton (1910: 42 as Biatorella simplex), Andreas et al. (2007: 63)

  352. Porpidia albocaerulescens (Wulfen) Hertel & Knoph - Claassen (1912: 545 as Lecidea albocoerulescens), Wolfe (1940: 12 as Lecidea albocaerulescens), Andreas et al. (2007: 63)
  353. Porpidia cinereoatra (Ach.) Hertel & Knoph - Wolfe (1940: 12 as Lecidea cinereoatra)
  354. Porpidia crustulata (Ach.) Hertel & Knoph - Andreas et al. (2007: 63)
  355. Porpidia macrocarpa (DC.) Hertel & A. J. Schwab - Claassen (1912: 546 as Lecidea contigua), Claassen (1912: 546 as Lecidea platycarpa), Wolfe (1940: 12 as Lecidea contigua), Wolfe (1940: 13 as Lecidea platycarpa)
  356. Porpidia speirea (Ach.) Kremp. - Claassen (1912: 546 as Lecidea speirea), Wolfe (1940: 13 as Lecidea speirea)
  357. Porpidia subsimplex (H. Magn.) Fryday - Andreas et al. (2007: 64)

  358. Protoblastenia rupestris (Scop.) J. Steiner - Andreas et al. (2007: 64)

  359. Pseudevernia consocians (Vain.) Hale & W. L. Culb. - Showman (1977: 26), Flenniken & Showman (1990: 132)

  360. Pseudosagedia cestrensis (Tuck. ex E. Michener) R. C. Harris - Andreas et al. (2007: 64)
  361. Pseudosagedia guentheri (Flot.) Hafellner & Kalb - Andreas et al. (2007: 64)

  362. Psora pseudorussellii Timdal - Andreas et al. (2007: 64)
  363. Psora russellii (Tuck.) Schneid. - Hambleton (1910: 42 as Lecidea russellii), Wolfe (1940: 13)

  364. Punctelia bolliana (Müll. Arg.) Krog - Flenniken & Showman (1990: 132), Andreas et al. (2007: 64)
  365. Punctelia borreri (Sm.) Krog - Flenniken & Showman (1990: 132), Andreas et al. (2007: 64)
  366. Punctelia missouriensis G. Wilh. & Ladd - Andreas et al. (2007: 64)
  367. Punctelia perreticulata (Räsänen) Wilhelm & Ladd - Flenniken & Showman (1990: 132), Andreas et al. (2007: 64)
  368. Punctelia rudecta (Ach.) Krog - Hambleton (1910: 43), Claassen (1912: 546 as Parmelia borreri var. rudecta), Cooke (1973: 196 as Parmelia rudecta), Flenniken & Showman (1990: 132), Andreas et al. (2007: 64)

  369. Pycnothelia papillaria Dufour - Flenniken & Showman (1990: 132)

  370. Pyrenopsis lecideella Fink ex J. Hedrick - Wolfe (1940: 9)
  371. Pyrenopsis phaeococca Tuck. - Wolfe (1940: 9)

  372. Pyrenula laevigata (Pers.) Arnold - Hambleton (1910: 41 as Pyrenula glabrata), Wolfe (1940: 6)
  373. Pyrenula pseudobufonia (Rehm) R. C. Harris - Andreas et al. (2007: 64)

  374. Pyxine caesiopruinosa (Nyl.) Imshaug - Cooke (1973: 196), Flenniken & Showman (1990: 132)
  375. Pyxine sorediata (Ach.) Mont. - Hambleton (1910: 43), Cooke (1973: 196), Flenniken & Showman (1990: 132), Andreas et al. (2007: 64)
  376. Pyxine subcinerea Stirton - Andreas et al. (2007: 64)

  377. Racodium rupestre Pers. - Wolfe (1940: 9)

  378. Ramalina americana Hale - Flenniken & Showman (1990: 132), Andreas et al. (2007: 64)
  379. Ramalina calicaris (L.) Fr. - Hambleton (1910: 43), Hambleton (1910: 43 as Ramalina calicaris var. canaliculata), Claassen (1912: 548)
  380. Ramalina celastri (Sprengel) Krog & Swinscow - Flenniken & Showman (1990: 132)
  381. Ramalina complanata (Sw.) Ach. - Flenniken & Showman (1990: 132)
  382. Ramalina farinacea (L.) Ach. - Claassen (1912: 548 as Ramalina calicaris var. farinacea), Flenniken & Showman (1990: 132)
  383. Ramalina fraxinea (L.) Ach. - Hambleton (1910: 43), Claassen (1912: 548 as Ramalina calicaris var. fraxinea),
  384. Ramalina intermedia (Delise ex Nyl.) Nyl. - Flenniken & Showman (1990: 132)
  385. Ramalina petrina Bowler & Rundel - Showman (1977: 26), Flenniken & Showman (1990: 132)
  386. Ramalina pollinaria (Westr.) Ach. - Hambleton (1910: 43), Flenniken & Showman (1990: 132), Andreas et al. (2007: 64)
  387. Ramalina roesleri (Hochst. ex Schaer.) Hue - Flenniken & Showman (1990: 132)

  388. Ramboldia cinnabarina (Sommerf.) Kalb, Lumbsch & Elix - Hambleton (1910: 42 as Lecidea cinnabarina), Wolfe (1940: 12 as Lecidea cinnabarina)
  389. Ramboldia russula Ach. - Hambleton (1910: 42 as Lecidea russula), Wolfe (1940: 13 as Lecidea russula)

  390. Rhizocarpon hochstetteri (Körb.) Vain. - Andreas et al. (2007: 64)
  391. Rhizocarpon infernulum (Nyl.) Lynge - Andreas et al. (2007: 64)
  392. Rhizocarpon obscuratum (Ach.) A. Massal. - Andreas et al. (2007: 64)
  393. Rhizocarpon petraeum (Wulfen) A. Massal. - Hambleton (1910: 42), Claassen (1912: 548)

  394. Ricasolia amplissima (Scop.) De Not. - Hambleton (1910: 42 as Lobaria amplissima), Claassen (1912: 548 as Lobaria amplissima), Wolfe (1940: 11 as Sticta amplissima)

  395. Rimularia badioatra (Kremp.) Hertel & Rambold - Andreas et al. (2007: 64)

  396. Rinodina bullata Sheard & Lendemer - Sheard et al. (2012: 136 Type in New York, USA NY)
  397. Rinodina maculans Müll. Arg. - Andreas et al. (2007: 64)
  398. Rinodina oxydata (A. Massal.) A. Massal. - Andreas et al. (2007: 64)
  399. Rinodina tephraspis (Tuck.) Herre - Andreas et al. (2007: 64)

  400. Ropalospora chlorantha (Tuck.) S. Ekman - Hambleton (1910: 42 as Bacidia chlorantha)
  401. Ropalospora viridis (Stirt.) Tønsberg - Andreas et al. (2007: 64)

  402. Rusavskia elegans (Link) S. Y. Kondr. & Kärnefelt - Flenniken & Showman (1990: 132 as Xanthoria elegans)

  403. Santessoniella crossophylla (Tuck.) P. M. Jørg. - Wolfe (1940: 11 as Parmeliella crossophylla)

  404. Sarcogyne hypophaea (Nyl.) Arnold - Andreas et al. (2007: 64 as Sarcogyne privigna)
  405. Sarcogyne regularis Körb. - Andreas et al. (2007: 64)

  406. Sclerophora nivea (Hoffm.) Tibell - Claassen (1912: 545 as Coniocybe pallida), Wolfe (1940: 7 as Coniocybe pallida)

  407. Scoliciosporum chlorococcum (Stenh.) Vezda - Andreas et al. (2007: 64)
  408. Scoliciosporum umbrinum (Ach.) Arnold - Claassen (1912: 544 as Bacidia umbrina), Andreas et al. (2007: 64)

  409. Scytinium dactylinum (Tuck.) Otálora, P. M. Jørg. & Wedin - Flenniken & Showman (1990: 131 as Leptogium dactylinum), Andreas et al. (2007: 62 as Leptogium dactylinum)
  410. Scytinium fragrans (Sm.) Ach. - Wolfe (1940: 10 as Collema microphyllum), Flenniken & Showman (1990: 131 as Collema fragrans)
  411. Scytinium juniperinum (Tuck.) Otálora, P. M. Jørg. & Wedin - Wolfe (1940: 10 as Leptogium juniperinum), Wolfe (1940: 10 as Leptogium plectenchymum), Flenniken & Showman (1990: 131 as Leptogium juniperinum), Andreas et al. (2007: 62 as Leptogium juniperinum)
  412. Scytinium plicatile (Ach.) Otálora, P. M. Jørg. & Wedin - Wolfe (1940: 10 as Collema plicatile)
  413. Scytinium subtile (Schrader) Otálora, P. M. Jørg. & Wedin - Wolfe (1940: 10 as Leptogium perminutum), Flenniken & Showman (1990: 131 as Leptogium minutissimum)
  414. Scytinium tenuissimum (Dicks.) Otálora, P. M. Jørg. & Wedin - Flenniken & Showman (1990: 131 as Leptogium tenuissimum)

  415. Segestria lectissima Fr. - Andreas et al. (2007: 64)

  416. Squamulea subsoluta (Nyl.) Arup, Søchting & Frödén - Andreas et al. (2007: 59 as Caloplaca subsoluta)

  417. Staurothele fissa (Taylor) Zwackh - Wolfe (1940: 5 as Staurothele umbrina)

  418. Steinia geophana (Nyl.) Stein - Andreas et al. (2007: 64)

  419. Stereocaulon dactylophyllum Flörke - Claassen (1912: 548 as Stereocaulon coralloides)
  420. Stereocaulon saxatile H. Magn. - Flenniken & Showman (1990: 132)
  421. Stereocaulon tomentosum Fr. - Flenniken & Showman (1990: 132)

  422. Stictis urceolatum (Ach.) Gilenstam - Claassen (1912: 545 as Conotrema urceolatum), Wolfe (1940: 9 as Conotrema urceolatum)

  423. Strangospora moriformis (Ach.) Stein - Claassen (1917: 62 as Biatorella moriformis)

  424. Teloschistes chrysophthalmus (L.) Th. Fr. - Claassen (1912: 548), Flenniken & Showman (1990: 132)

  425. Thelenella brasiliensis (Müll. Arg.) Vain. - Andreas et al. (2007: 64 First record)
  426. Thelenella muscorum (Fr.) Vain. var. muscorum - Andreas et al. (2007: 64)

  427. Thelidium decipiens (Nyl.) Kremp. - Andreas et al. (2007: 64)
  428. Thelidium fontigenum A. Massal. - Wolfe (1940: 5 Thelidium microbolum)
  429. Thelidium minutulum Körb. - Andreas et al. (2007: 64)

  430. Thelocarpon laureri (Flot.) Nyl. - Andreas et al. (2007: 64 First record)

  431. Thyrea confusa Henssen - Wolfe (1940: 9 erroneously as Thyrea pulvinata)

  432. Trapelia glebulosa (Sm.) J. R. Laundon - Andreas et al. (2007: 64)
  433. Trapelia placodioides Coppins & P. James - Andreas et al. (2007: 64 First record)

  434. Trapeliopsis flexuosa (Fr.) Coppins & P. James - Wolfe (1940: 12 as Lecidea flexuosa), Andreas et al. (2007: 65)
  435. Trapeliopsis granulosa (Flörke) Coppins & P. James - Andreas et al. (2007: 65)
  436. Trapeliopsis viridescens (Schrad.) Coppins & P. James - Claassen (1912: 546 as Lecidea viridescens), Wolfe (1940: 13 as Lecidea viridescens)

  437. Trypethelium virens Tuck. ex E. Michener - Hambleton (1910: 41), Claassen (1912: 548), Wolfe (1940: 6), Andreas et al. (2007: 65)

  438. Tuckermanella fendleri (Nyl.) Essl. - Flenniken & Showman (1990: 132 as Tuckermannopsis fendleri), Andreas et al. (2007: 65 as Tuckermanella fendleri)

  439. Tuckermannopsis americana (Sprengel) Hale - Flenniken & Showman (1990: 132), Andreas et al. (2007: 65)
  440. Tuckermannopsis ciliaris (Ach.) Gyeln. - Hambleton (1910: 43 as Nephromopsis ciliaris), Claassen (1912: 544 as Cetraria ciliaris), Flenniken & Showman (1990: 132), Andreas et al. (2007: 65)

  441. Umbilicaria mammulata (Ach.) Tuck. - Hambleton (1910: 42 as Gyrophora dillenii), Flenniken & Showman (1990: 132), Andreas et al. (2007: 65)
  442. Umbilicaria muehlenbergii (Ach.) Tuck. - Flenniken & Showman (1990: 132)
  443. Umbilicaria vellea (L.) Ach. - Flenniken & Showman (1990: 132)

  444. Usnea angulata Ach. - Hambleton (1910: 43), Flenniken & Showman (1990: 132)
  445. Usnea ceratina Ach. - Hambleton (1910: 43), Flenniken & Showman (1990: 132)
  446. Usnea florida (L.) Weber ex F. H. Wigg.- Hambleton (1910: 43)
  447. Usnea hirta (L.) Weber ex F. H. Wigg. - Claassen (1912: 548 as Usnea barbata var. hirta)
  448. Usnea longissima Ach. - Flenniken & Showman (1990: 132)
  449. Usnea mutabilis Stirt. - Flenniken & Showman (1990: 132), Andreas et al. (2007: 65)
  450. Usnea strigosa (Ach.) A. Eaton subsp. strigosa - Flenniken & Showman (1990: 132), Andreas et al. (2007: 65)
  451. Usnea subscabrosa Nyl. ex Motyka - Andreas et al. (2007: 65)
  452. Usnea subfloridana Stirt. - Flenniken & Showman (1990: 132)

  453. Usnocetraria oakesiana (Tuck.) M. J. Lai & C. J. Wei - Flenniken & Showman (1990: 132 as Tuckermannopsis oakesiana)

  454. Vahliella leucophaea (Vahl) P. M. Jörg. - Flenniken & Showman (1990: 131 as Pannaria leucophaea)

  455. Varicellaria velata (Turner) Schmitt & Lumbsch - Hambleton (1910: 43 as Pertusaria velata), Claassen (1912: 547 as Pertusaria velata), Andreas et al. (2007: 63 as Pertusaria velata)

  456. Variolaria multipunctoides (Dibben) Lendemer, Hodkinson & R. C. Harris - Andreas et al. (2007: 63 as Pertusaria multipunctoides)
  457. Variolaria pustulata (Brodo & W. L. Culb.) Lendemer, Hodkinson & R. C. Harris - Andreas et al. (2007: 62 as Loxospora pustulata)

  458. Verrucaria calkinsiana Servít - Andreas et al. (2007: 65)
  459. Verrucaria muralis Ach. - Hambleton (1910: 41), Claassen (1912: 548), Wolfe (1940: 5 as Verrucaria rupestris), Andreas et al. (2007: 65)
  460. Verrucaria nigrescens Pers. - Hambleton (1910: 41), Claassen (1912: 548), Wolfe (1940: 5)
  461. Verrucaria rupestris Schrad. - Hambleton (1910: 41)
  462. Verrucaria viridula (Schrad.) Ach. - Claassen (1912: 548), Wolfe (1940: 5)

  463. Vezdaea leprosa (P. James) Vezda - Andreas et al. (2007: 65)

  464. Vulpicida viridis (Schwein. in Halsey) J.-E. Mattsson & M. J. Lai - Showman (1981: 178 as Cetraria viridis), Flenniken & Showman (1990: 132 as Tuckermannopsis viridis)

  465. Xanthocarpia feracissima (H. Magn.) Frödén, Arup & Søchting - Andreas et al. (2007: 59 as Caloplaca feracissima)

  466. Xanthomendoza fallax (Hepp in Arnold) Søchting, Kärnefelt & S. Y. Kondr. - Flenniken & Showman (1990: 132 as Xanthoria fallax)
  467. Xanthomendoza weberi (S. Kondr. & Kärnefelt) L. Lindblom - Andreas et al. (2007: 65)

  468. Xanthoparmelia conspersa (Ehrh. ex Ach.) Hale - Claassen (1912: 546), Flenniken & Showman (1990: 132), Andreas et al. (2007: 65)
  469. Xanthoparmelia cumberlandia (Gyeln.) Hale - Showman (1977: 26 as Parmelia cumberlandia), Flenniken & Showman (1990: 132)
  470. Xanthoparmelia hypomelaena (Hale) Hale - Showman (1981: 178), Flenniken & Showman (1990: 132)
  471. Xanthoparmelia plittii (Gyeln. ex D. Dietr.) Hale - Flenniken & Showman (1990: 132), Andreas et al. (2007: 65)
  472. Xanthoparmelia subramigera (Gyeln.) Hale - Flenniken & Showman (1990: 132)

  473. Xanthoria parietina (L.) Th. Fr. - Hambleton (1910: 43)

  474. Xylopsora friesii (Ach.) Bendiksby & Timdal - Andreas et al. (2007: 61 as Hypocenomyce friesii)

  475. Zwackhia viridis (Pers. ex Ach.) Poetsch & Schied. - Claassen (1912: 546 as Opegrapha viridis), Wolfe (1940: 8 as Opegrapha viridis)