Checklist of lichens of Utah (USA)
31 December 2018

 

  1. Acarospora americana H. Magn. - Newberry & St. Clair (1991: 154)
  2. Acarospora badiofusca (Nyl.) Th. Fr. - Newberry & St. Clair (1991: 154), St. Clair et al. (1995: 146 as Acarospora boulderensis), Shresta & St. Clair (2011: 9)
  3. Acarospora brouardii B. de Lesd. - Leavitt & St. Clair (2008: 87)
  4. Acarospora bullata Anzi - Newberry & St. Clair (1991: 154 misidentified as Acarospora bullata), Leavitt & St. Clair (2008: 87 misidentified as Acarospora bullata) see Knudsen et al. 2010
  5. Acarospora cervina A. Massal. - Flowers (1954: 103 as Acarospora cervina var. eucarpa), St. Clair et al. (1991: 206), St. Clair et al. (1991: 207 as Acarospora cervina var. eucarpa)
  6. Acarospora coloradiana H. Magn. - St. Clair et al. (1995: 146)
  7. Acarospora elevata H. Magn. - Newberry & St. Clair (1991: 154 misidentified as Acarospora nitida)
  8. Acarospora fuscata (Schrad.) Arnold - Flowers (1954: 103), Nash (1974: 98), Nash & Sigal (1981: 49), Rushforth et al. (1982: 191), St. Clair et al. (1991: 207), Shresta & St. Clair (2011: 9)
  9. Acarospora fuscescens H. Magn. - Magnusson (1952: 34 Type in Uppsala, Sweden UPS), Flowers (1954: 103), St. Clair et al. (1991: 207), Knudsen (2008: 82), Leavitt & St. Clair (2008: 87)
  10. Acarospora glaucocarpa (Wahlenb. in Ach.) Körb. - Magnusson (1929: 237 as Acarospora cervina var. glaucocarpa), Flowers (1954: 103 as Acarospora glaucocarpa var. verrucosa), St. Clair et al. (1991: 207 as Acarospora cervina var. glaucocarpa), St. Clair et al. (1991: 208 as Acarospora glaucocarpa var. verrucosa)
  11. Acarospora nodulosa (Dufour) Hue var. nodulosa - St. Clair & Warrick (1987: 48 First record for North America), St. Clair et al. (1991: 208)
  12. Acarospora oligospora (Nyl.) Arnold - Newberry & St. Clair (1991: 154)
  13. Acarospora schleicheri (Ach.) A. Massal. - Flowers (1954: 103 as Acarospora epilutescens), Flowers (1954: 103 as Acarospora xanthophana), Nash (1974: 98), Nash & Sigal (1981: 49), Rushforth (1982: 191), St. Clair et al. (1991: 208), Leavitt & St. Clair (2008: 86)
  14. Acarospora socialis H. Magn. - Newberry & St. Clair (1991: 154 as Acarospora radicata)
  15. Acarospora stapfiana (Müll. Arg.) Hue - St. Clair et al. (1995: 146), Shresta & St. Clair (2011: 9)
  16. Acarospora strigata (Nyl.) Jatta - Magnusson (1952: 33 as Acarospora arenacea Type), Magnusson (xx: xx as Acarospora utahensis Type in Uppsala, Sweden UPS), Flowers (1954: 103 as Acarospora arenacea), Flowers (1954: 103 as Acarospora peltastica), Flowers (1954: 103), Flowers (1954: 103 as Acarospora utahensis), Nash (1974: 98), Anderson & Rushforth (1976: 702), Nash & Sigal (1981: 49), Rushforth (1982: 191), St. Clair et al. (1991: 206 as Acarospora arenacea), St. Clair et al. (1991: 208 as Acarospora peltastica), St. Clair et al. (1991: 208 as Acarospora utahensis), Leavitt & St. Clair (2008: 87), Shresta & St. Clair (2011: 9)
  17. Amandinea punctata (Hoffm.) Coppins & Scheid. - Nash (1974: 98), Nash & Sigal (1981: 49), St. Clair et al. (1991: 212), Newberry & St. Clair (1991: 154 erroneously as Buellia notabilis), Newberry & St. Clair (1991: 154 erroneously as Buellia polyspora), Leavitt & St. Clair (2008: 86), Shresta & St. Clair (2011: 9)

  18. Anaptychia palmulata (Michx.) Vain. - Newberry & St. Clair (1991: 154)

  19. Arthonia exilis (Flörke) Anzi - St. Clair et al. (1995: 146)
  20. Arthonia glebosa Tuck. - Newberry & St. Clair (1991: 154), Newberry & St. Clair (1991: 155 erroneously as Lecidea elabens)
  21. Arthonia lapidicola (Taylor) Branth & Rostrup - St. Clair et al. (1995: 146)

  22. Arthrosporum populorum A. Massal. - St. Clair et al. (1995: 146 as Bacidia populorum)

  23. Aspicilia cinerea (L.) Körb. - Nash & Sigal (1981: 49), Rushforth et al. (1982: 191), St. Clair et al. (1991: 209), Shresta & St. Clair (2011: 9)
  24. Aspicilia quartzitica Arnold - Newberry & St. Clair (1991: 154)
  25. Aspicilia reptans (Looman) Wetmore - St. Clair et al. (1995: 146), Leavitt & St. Clair (2008: 86)
  26. Aspicilia supertegens Arnold - Newberry & St. Clair (1991: 154)
  27. Aspicilia verrucigera Hue - St. Clair et al. (1995: 146)

  28. Athallia holocarpa (Hoffm.) Arup, Frödén & Søchting - Leavitt & St. Clair (2008: 86 as Caloplaca holocarpa)
  29. Athallia pyracea (Ach.) Arup, Frödén & Søchting - Flowers (1954: 105 as Caloplaca pyracea)

  30. Bacidina inundata (Fr.) Vezda - Nash & Sigal (1981: 49 as Bacidia inundata), St. Clair et al. (1991: 210 as Bacidia inundata)

  31. Bellemerea alpina (Sommerf.) Clauzade & Cl. Roux - Newberry & St. Clair (1991: 154)
  32. Bellemerea cinereorufescens (Ach.) Clauzade & Cl. Roux - Flowers (1954: 103 as Lecanora cinereorufescens), St. Clair et al. (1991: 210)

  33. Blastenia ammiospila (Wahlenb.) Arup, Søchting & Frödén - Newberry & St. Clair (1991: 154 as Caloplaca ammiospila)
  34. Blastenia furfuracea (H. Magn.) Arup, Søchting & Frödén - Wetmore (2004: 289 as Caloplaca furfuracea)

  35. Brodoa oroarctica (Krog) Goward - St. Clair et al. (1991: 211)

  36. Bryonora castanea (Hepp) Poelt - St. Clair et al. (1995: 146)

  37. Bryoplaca sinapisperma (DC.) Søchting, Frödén & Arup - Leavitt & St. Clair (2008: 86 as Caloplaca sinapisperma)
  38. Bryoplaca tetraspora (Nyl.) Søchting, Frödén & Arup - Leavitt & St. Clair (2008: 86 as Caloplaca tetraspora)

  39. Bryoria chalybeiformis (L.) Brodo & D. Hawksw. - Nash (1974: 98 as Alectoria chalybeiformis), St. Clair et al. (1991: 211)
  40. Bryoria fuscescens (Gyeln.) Brodo & D. Hawksw. - Brodo & Hawksworth (1977: 98 erroneously as Bryoria vrangiana fide Brodo see St. Clair et al. 1991: 211), St. Clair et al. (1991: 211)

  41. Buellia badia (Fr.) A. Massal. - Nash & Sigal (1981: 49 as Buellia turgescens), St. Clair et al. (1991: 212 as Buellia turgescens)
  42. Buellia disciformis (Fr.) Mudd - Flowers (1954: 105 as Buellia parasema), Nash (1974: 98 as Hafellia disciformis), St. Clair et al. (1991: 211 as Buellia disciformis), Shresta & St. Clair (2011: 10)

  43. Buellia dispersa A. Massal. - Nash (1974: 98 as Buellia retrovertens), Nash & Sigal (1981: 49 as Buellia retrovertens), Rushforth et al. (1982: 191 as Buellia retrovertens), St. Clair et al. (1991: 212 as Buellia retrovertens)
  44. Buellia elegans Poelt - Newberry & St. Clair (1991: 154)
  45. Buellia erubescens Arnold - Nash (1974: 98 as Buellia zahlbruckneri), St. Clair et al. (1991: 211), Shresta & St. Clair (2011: 10)
  46. Buellia spuria (Schaer.) Anzi - Nash & Sigal (1981: 49), St. Clair et al. (1991: 212)
  47. Buellia tyrolensis Körb. - Nash (1974: 98 as Buellia novomexicana), St. Clair et al. (1991: 211 as Buellia novomexicana)
  48. Buellia vilis Th. Fr. - Nash & Sigal (1981: 49), St. Clair et al. (1991: 212)

  49. Calogaya lobulata (Flörke) Arup, Frödén & Søchting - Flowers (1954: 105 as Caloplaca lobulata)

  50. Caloplaca approximata (Lynge) H. Magn. - Nash & Sigal (1981: 49), St. Clair et al. (1991: 212)
  51. Caloplaca atroalba (Tuck.) Zahlbr. - Shresta & St. Clair (2011: 10)
  52. Caloplaca cerina (Ehrh. ex Hedwig) Th. Fr. - USGS (as Placodium cerinum var. biatorinum), Flowers (1954: 105)
  53. Caloplaca cinnabarina (Ach.) Zahlbr. - Flowers (1954: 105)
  54. Caloplaca epithallina Lynge - Poelt (1985: 466 on Dimelaena oreina, Lecanora muralis), Leavitt & St. Clair (2008: 87)
  55. Caloplaca fraudans (Th. Fr.) H. Olivier - Rushforth et al. (1982: 190)
  56. Caloplaca livida (Hepp) Jatta - Newberry & St. Clair (1991: 155 erroneously as Mycobilimbia hypnorum), St. Clair et al. (1995: 146)
  57. Caloplaca microphyllina (Tuck.) Hasse - St. Clair et al. (1995: 146)
  58. Caloplaca oblongula (H. Magn.) Wetmore - Magnusson (1952: 37 as Lecidea oblongula Type in Upsala, Sweden UPS), Flowers (1954: 102 as Apatoplaca oblongula), Hertel (1975: 367 as Apatoplaca oblongula), Poelt & Hafellner (xx: xx as Apatoplaca oblongula), St. Clair et al. (1991: 209 as Apatoplaca oblonga), Wetmore (1994: 828), Hertel (2001: 95)
  59. Caloplaca pellodella (Nyl.) Hasse - Nash (1974: 98 as Caloplaca amabilis), St. Clair et al. (1991: 212)
  60. Caloplaca saxicola (Hoffm.) Nordin - Flowers (1954: 105 as Caloplaca murorum)
  61. Caloplaca subpyraceella (Nyl.) Zahlbr. - Flowers (1954: 105)
  62. Caloplaca ulmorum (Fink) Fink - St. Clair et al. (1995: 146)

  63. Candelariella antennaria Räsänen - St. Clair et al. (1986: 258 erroneously as Candelariella deflexa)
  64. Candelariella aurella (Hoffm.) Zahlbr. - Flowers (1954: 104 as Candelariella cerinella)
  65. Candelariella citrina B. de Lesd. - St. Clair et al. (1995: 147 as Candelariella terrigena)
  66. Candelariella placodizans (Nyl.) H. Magn. - St. Clair et al. (1995: 147)
  67. Candelariella rosulans (Müll. Arg.) Zahlbr. - Leavitt & St. Clair (2008: 88)
  68. Candelariella subdeflexa (Nyl.) Lettau - St. Clair et al. (1995: 147)
  69. Candelariella vitellina (Hoffm.) Müll. Arg. - Flowers (1954: 104)
  70. Candelariella xanthostigma (Ach.) Lettau - St. Clair et al. (1995: 147)

  71. Carbonea vorticosa (Flörke) Hertel - Newberry & St. Clair (1991: 154)

  72. Catapyrenium daedaleum (Kremp.) B. Stein - St. Clair et al. (1995: 147)

  73. Cetraria ericetorum Opiz - Newberry & St. Clair (1991: 154), Leavitt & St. Clair (2008: 86)

  74. Circinaria arida Owe-Larsson, A. Nordin & Tibell - Nash & Sigal (1981: 49 erroneously as Aspicilia desertorum), St. Clair et al. (1991: 210 erroneously as Aspicilia desertorum), Leavitt & St. Clair (2008: 87 erroneously as Aspicilia desertorum), Shresta & St. Clair (2011: 9 erroneously as Aspicilia desertorum)
  75. Circinaria caesiocinerea (Nyl. ex Malbr.) A. Nordin, S. Savić & Tibell - Flowers (1954: 103 as Lecanora caesiocinerea), Nash & Sigal (1981: 49 as Lecanora caesiocinerea), St. Clair et al. (1991: 209 as Aspicilia caesiocinerea)
  76. Circinaria calcarea (L.) A. Nordin, S. Savić & Tibell - Flowers (1954: 103 as Lecanora calcarea), Anderson & Rushforth (1977: 703 as Lecanora calcarea), Rushforth et al. (1982: 191 as Lecanora calcarea), St. Clair et al. (1991: 209 as Aspicilia calcarea), Leavitt & St. Clair (2008: 87 as Aspicilia calcarea)
  77. Circinaria gibbosa (Ach.) A. Nordin, S. Savić & Tibell - Flowers (1954: 103 as Lecanora gibbosa), St. Clair et al. (1991: 210 as Aspicilia gibbosa)
  78. Circinaria hispida (Mereschk.) A. Nordin, S. Savić & Tibell - Anderson & Rushforth (1976: 703 as Agrestia hispida), St. Clair et al. (1991: 208 as Agrestia hispida)

  79. Cladonia bacillaris Nyl. - Newberry & St. Clair (1991: 154 erroneously as Cladonia bacillariformis), Newberry & St. Clair (1991: 155)
  80. Cladonia cariosa (Ach.) Spreng. - Flowers (1954: 102), Leavitt & St. Clair (2008: 86)
  81. Cladonia carneola (Fr.) Fr. - St. Clair et al. (1995: 147)
  82. Cladonia chlorophaea (Flörke ex Sommerf.) Sprengel - Flowers (1954: 103 as Cladonia pyxidata var. chlorophaea)
  83. Cladonia coniocraea (Flörke) Sprengel - Flowers (1954: 103 as Cladonia fimbriata var. coniocraea), Leavitt & St. Clair (2008: 86)
  84. Cladonia fimbriata (L.) Fr. - Flowers (1954: 103)
  85. Cladonia macrophyllodes Nyl. - St. Clair et al. (1995: 147)
  86. Cladonia pocillum (Ach.) O. J. Rich. - Flowers (1954: 103 as Cladonia pyxidata var. pocillum), Leavitt & St. Clair (2008: 87)
  87. Cladonia polydactyla (Flörke) Sprengel - St. Clair et al. (1995: 147)
  88. Cladonia pyxidata (L.) Hoffm. - Leavitt & St. Clair (2008: 87)
  89. Cladonia squamosa (Scop.) Hoffm. var. squamosa - Flowers (1954: 103)
  90. Cladonia stricta (Nyl.) Nyl. - St. Clair et al. (1995: 147)
  91. Cladonia sulphurina (Michx.) Fr. - Newberry & St. Clair (1991: 155), Leavitt & St. Clair (2008: 87)
  92. Cladonia symphycarpa (Flörke) Fr. - Flowers (1954: 103)
  93. Cladonia turgida (Ehrh.) Hoffm. - Flowers (1954: 103)
  94. Cladonia umbricola Tønsberg & Ahti - St. Clair et al. (1995: 147)

  95. Collema auriforme (Schreb.) Rabenh. - Flowers (1954: 101 as Collema granosum)
  96. Collema furfuraceum (Arnold) Du Rietz - St. Clair et al. (1986: 259)

  97. Cyphelium tigillare (Ach.) Ach. - Newberry & St. Clair (1991: 155 as Cyphelium tigillare)

  98. Dermatocarpon americanum Vain. - Heidmarsson (2003: 466)
  99. Dermatocarpon hepaticum - Anderson & Rushforth (1977: 704)
  100. Dermatocarpon lachneum - Anderson & Rushforth (1977: 704)
  101. Dermatocarpon luridum (Weis.) Zahlbr. - Flowers (1954: 101 as Dermatocarpon aquaticum)
  102. Dermatocarpon miniatum (L.) Mann var. miniatum - Flowers (1954: 101), Leavitt & St. Clair (2008: 88)
  103. Dermatocarpon miniatum (L.) Mann var. complicatum (Lightf.) Th. Fr. - Flowers (1954: 101)
  104. Dermatocarpon moulinsii (Mont.) Zahlbr. var. subpapillosum Fink - Flowers (1954: 101)
  105. Dermatocarpon reticulatum H. Magn. - Leavitt & St. Clair (2008: 87)
  106. Dermatocarpon vellereum Zschacke in Rabenh. - St. Clair et al. (1995: 147)

  107. Dimelaena oreina (Ach.) Norman - Leavitt & St. Clair (2008: 88)
  108. Dimelaena thysanota (Tuck.) Hale & W. L. Culb. - St. Clair et al. (1995: 147)

  109. Diploschistes arabiensis Lumbsch - Lumbsch (1993: 228)
  110. Diploschistes gypsaceus (Ach.) Nyl. - Newberry & St. Clair (1991: 155)
  111. Diploschistes muscorum (Scop.) R. Sant. subsp. muscorum - St. Clair et al. (1995: 147), Leavitt & St. Clair (2008: 87)
  112. Diploschistes scruposus (Schreb.) Norman - Anderson & Rushforth (1977: 703)
  113. Diplotomma alboatrum (Hoffm.) Flot. - Nash & Sigal (1981: 49 as Buellia alboatra), Rushforth et al. (1982: 191 as Buellia alboatra), St. Clair et al. (1991: 211)
  114. Diplotomma venustum (Körb.) Körb. - Magnusson (xx: xx as Buellia lecanoroides Type), Flowers (1954: 105 as Buellia lecanoroides), St. Clair et al. (1991: 211 as Buellia lecanoroides)

  115. Enchylium coccophorum (Tuck.) Otálora, P. M. Jørg. & Wedin - Flowers (1954: 101 as Collema coccophorum)

  116. Endocarpon tortuosum Herre - Newberry & St. Clair (1991: 155)

  117. Evernia divaricata (L.) Ach. - Flowers (1954: 104), Leavitt & St. Clair (2008: 87)

  118. Farnoldia micropsis (A. Massal.) Hertel - McCune et al. (2007: 73)

  119. Flavoplaca citrina (Hoffm.) Arup, Frödén & Søchting - Flowers (1954: 105 as Caloplaca citrina), Anderson & Rushforth (1977: 704 as Caloplaca citrina)
  120. Flavopunctelia soredica (Nyl.) Hale - Leavitt & St. Clair (2008: 88)

  121. Glypholecia scabra (Pers.) Müll. Arg. - Newberry & St. Clair (1991: 155)

  122. Gyalolechia arizonica (H. Magn.) Søchting, Frödén & Arup - St. Clair et al. (1986: 259 as Caloplaca arizonica), Shresta & St. Clair (2011: 10 as Caloplaca arizonica)

  123. Gyalolechia bracteata (Hoffm.) A. Massal. subsp. bracteata - USGS Expl. (: as Placodium fulgens var. bracteatum), Flowers (1954: 105 as Caloplaca bracteata), Anderson & Rushforth (1977: 704 as Fulgensia bracteata)
  124. Gyalolechia fulgens (Sw.) Søchting, Frödén & Arup - Anderson & Rushforth (1977: 704 as Fulgensia fulgens)

  125. Gypsoplaca macrophylla (Zahlbr.) Timdal - St. Clair et al. (1995: 147)

  126. Heppia despreauxii (Mont.) Tuck. - Flowers (1954: 102)

  127. Heterodermia speciosa (Wulfen) Trevis. - St. Clair et al. (1986: 259)

  128. Heteroplacidium compactum (A. Massal.) Gueidan & Cl. Roux - Anderson & Rushforth (1977: 705 as Dermatocarpon compactum)
  129. Hyperphyscia syncolla (Tuck. ex Nyl.) Kalb - St. Clair et al. (1995: 147)

  130. Lathagrium fuscovirens (With.) Otálora, P.M. Jørg. & Wedin - Flowers (1954: 101 as Collema furvum), Newberry & St. Clair (1991: 156 erroneously as Umbilicaria polyphylla)
  131. Lathagrium undulatum (Laurer ex Flot.) Otálora, P. M. Jørg. & Wedin - St. Clair et al. (1995: 147 as Collema undulatum var. granulosum)

  132. Lecania cyrtella (Ach.) Th. Fr. - St. Clair et al. (1995: 147)
  133. Lecania dubitans (Nyl.) A. L. Sm. - Rushforth et al. (1982: 190 as Lecania dimera)
  134. Lecania fuscella (Schaer.) Körb. - St. Clair et al. (1995: 147)

  135. Lecanora albellula (Nyl.) Th. Fr. - Rushforth et al. (1982: 190 as Lecanora piniperda)
  136. Lecanora allophana (Ach.) Nyl. - Flowers (1954: 104 as Lecanora subfusca nom. rej. prop.)
  137. Lecanora argopholis (Ach.) Ach. - Leavitt & St. Clair (2008: 88)
  138. Lecanora bicincta Ramond - Newberry & St. Clair (1991: 155)
  139. Lecanora cenisia Ach. - Leavitt & St. Clair (2008: 87)
  140. Lecanora circumborealis Brodo & Vitik. - Flowers (1954: 103 as Lecanora coilocarpa)
  141. Lecanora epibryon (Ach.) Ach. - Newberry & St. Clair (1991: 155)
  142. Lecanora frustulosa (Dicks.) Ach. - Flowers (1954: 103)
  143. Lecanora garovaglioi (Körb.) Zahlbr. - Leavitt & St. Clair (2008: 88)
  144. Lecanora hagenii Ach. - Flowers (1954: 104), St. Clair et al. (1986: 259), Leavitt & St. Clair (2008: 87)
  145. Lecanora marginata (Schaer.) Hertel & Rambold - Flowers (1954: 102 as Lecidea elata)
  146. Lecanora muralis (Schreb.) Rabenh. - Flowers (1954: 104)
  147. Lecanora novomexicana B. de Lesd. - Newberry & St. Clair (1991: 155 as Lecanora thomsonii), Leavitt & St. Clair (2008: 88)
  148. Lecanora horiza (Ach.) Lindsay - Flowers (1954: 104 as Lecanora parisiensis)
  149. Lecanora polytropa (Ehrh.) Rabenh. - Flowers (1954: 104), Rushforth et al. (1982: 190)
  150. Lecanora rupicola (L.) Zahlbr. - Leavitt & St. Clair (2008: 87)
  151. Lecanora utahensis H. Magn. - Magnusson (1952: xx Type in ), Flowers (1954: 104), Ryan et al. (2004: 277)
  152. Lecanora varia (Hoffm.) Ach. - Leavitt & St. Clair (2008: 87)
  153. Lecanora wetmorei Sliwa - Ryan et al. (2004: 283 Type in MIN)

  154. Lecidea atrobrunnea (Ram.) Schaer. - Flowers (1954: 102), Leavitt & St. Clair (2008: 87)
  155. Lecidea lapicida Ach. var. lapicida - Flowers (1954: 102)
  156. Lecidea leucothallina Arnold - Newberry & St. Clair (1991: 155), Leavitt & St. Clair (2008: 87)
  157. Lecidea lithophila Ach. - Flowers (1954: 102)
  158. Lecidea paupercula Th. Fr. - Flowers (1954: 102)
  159. Lecidea tesselata Flörke - Flowers (1954: 102 as Lecidea cyanea), Leavitt & St. Clair (2008: 87)
  160. Lecidea turgidula Fr. - Newberry & St. Clair (1991: 155)

  161. Lecidella elaeochroma (Ach.) M. Choisy - Flowers (1954: 102 as Lecidea parasema)
  162. Lecidella stigmatea (Ach.) Hertel & Leuckert - Leavitt & St. Clair (2008: 88)
  163. Lecidella wulfenii (Ach.) Körb. - Leavitt & St. Clair (2008: 87)

  164. Lepraria vouauxii (Hue) R. C. Harris - Newberry & St. Clair (1991: 155 as Leproloma vouauxii)

  165. Leptogium chloromelum (Ach.) Nyl. - Flowers (1954: 101)

  166. Letharia vulpina (L.) Hue - Newberry & St. Clair (1991: 155)

  167. Leucodermia boryi (Fée) Kalb - St. Clair et al. (1991: 209 as Anaptychia neoleucomelaena)

  168. Lichinella nigritella (Lettau) P. P. Moreno & Egea - St. Clair et al. (1995: 147 as Gonohymenium nigritella)

  169. Lobothallia alphoplaca (Wahlenb. in Ach.) Hafellner - Flowers (1954: 104 as Lecanora thamnoplaca), Nash & Sigal (1981: 49 as Aspicilia alphoplaca), St. Clair et al. (1991: 209 as Aspicilia alphoplaca), Leavitt & St. Clair (2008: 87)
  170. Lobothallia melanaspis (Ach.) Hafellner - Flowers (1954: 104 as Lecanora melanaspis), St. Clair et al. (1991: 210 as Aspicilia melanaspis)
  171. Lobothallia praeradiosa (Nyl.) Hafellner - Leavitt & St. Clair (2008: 88)

  172. Megaspora verrucosa (Ach.) Hafellner & V. Wirth - Leavitt & St. Clair (2008: 87)

  173. Melanohalea exasperata (De Not.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - Flowers (1954: 104 as Parmelia aspidota)
  174. Melanohalea multispora (A. Schneid.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - Schneider (1898: (154 as Parmelia multispora), Flowers (1954: 104 as Parmelia multispora), Blanco et al. (2004: 882)
  175. Melanohalea olivacea (L.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - Flowers (1954: 104 as Parmelia olivacea)
  176. Melanohalea subolivacea (Nyl. ex Hasse) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - St. Clair et al. (1986: 258 as Parmelia subolivacea)

  177. Micarea assimilata (Nyl.) Coppins - Newberry & St. Clair (1991: 155)

  178. Montanelia sorediata (Ach.) Divakar, A. Crespo, Wedin & Essl. - Flowers (1954: 104 as Parmelia sorediata)
  179. Montanelia tominii (Oxner) Divakar, A. Crespo, Wedin & Essl. - Leavitt & St. Clair (2008: 88 as Melanelia tominii)

  180. Mycobilimbia berengeriana (A. Massal.) Hafellner & V. Wirth - Flowers (1954: 102 as Lecidea berengeriana)
  181. Mycobilimbia carneoalbida (Müll. Arg.) Coppins - St. Clair et al. (1995: 146 as Bacidia carneoalbida)

  182. Myriolecis crenulata (Ach.) Sliwa, Zhao Xin & Lumbsch - Flowers (1954: 103 as Lecanora crenulata)
  183. Myriolecis flowersiana (H. Magn.) Sliwa, Zhao Xin & Lumbsch - Magnusson (1952: xx Type), Flowers (1954: 103)
  184. Myriolecis wetmorei (Sliwa) Sliwa, Zhao Xin & Lumbsch - xx (xx: xx as xx Protologue) Type

  185. Myriospora smaragdula (Wahlenb.) Nägeli ex Uloth - Anderson & Rushforth (1976: 702 as Acarospora smaragdula), Nash & Sigal (1981: 49 as Acarospora smaragdula), St. Clair et al. (1991: 208 as Acarospora smaragdula)

  186. Ochrolechia upsaliensis (L.) A. Massal. - Newberry & St. Clair (1991: 155), Leavitt & St. Clair (2008: 87)

  187. Pachypeltis cladodes (Tuck.) Søchting, Frödén & Arup - St. Clair et al. (1995: 146 as Caloplaca cladodes)

  188. Parmeliopsis hyperopta (Ach.) Vain. - Newberry & St. Clair (1991: 155)

  189. Peltigera aphthosa (L.) Willd. - Flowers (1954: 102)
  190. Peltigera canina (L.) Willd. - Flowers (1954: 102)
  191. Peltigera ponojensis Gyeln. - St. Clair et al. (1995: 147)
  192. Peltigera rufescens (Weiss) Humb. - Flowers (1954: 102), Leavitt & St. Clair (2008: 87)
  193. Peltigera venosa (L.) Hoffm. - Flowers (1954: 102)

  194. Peltula euploca (Ach.) Poelt ex Ozenda & Clauzade - Flowers (1954: 102 as Heppia guepinii)
  195. Peltula patellata (Tuck.) Wetmore - Newberry & St. Clair (1991: 155 as Peltula polyspora)

  196. Pertusaria saximontana Wetmore - St. Clair et al. (1995: 147)

  197. Phaeophyscia ciliata (Hoffm.) Moberg - Flowers (1954: 105 as Physcia obscura auct.)
  198. Phaeophyscia hirsuta (Nádv.) Essl. - St. Clair et al. (1995: 147 as Phaeophyscia cernohorskyi)
  199. Phaeophyscia nigricans (Flörke) Moberg - Newberry & St. Clair (1991: 155)
  200. Phaeophyscia orbicularis (Neck.) Moberg - St. Clair et al. (1986: 258 as Physcia orbicularis)
  201. Phaeophyscia sciastra (Ach.) Moberg - Leavitt & St. Clair (2008: 88)

  202. Phaeorrhiza nimbosa (Fr.) H. Mayrhofer & Poelt - Newberry & St. Clair (1991: 155), Leavitt & St. Clair (2008: 87)

  203. Physcia adscendens (Fr.) H. Olivier - Leavitt & St. Clair (2008: 87)
  204. Physcia caesia (Hoffm.) Hampe - Flowers (1954: 105), Leavitt & St. Clair (2008: 88)
  205. Physcia stellaris (L.) Nyl. - Flowers (1954: 105), St. Clair et al. (1986: 258)
  206. Physcia subtilis Degel. - Rushforth et al. (1982: 190), St. Clair et al. (1986: 259)
  207. Physcia tribacia (Ach.) Nyl. - Flowers (1954: 105)

  208. Physciella melanchra (Hue) Essl. - St. Clair et al. (1995: 147)
  209. Physciella nepalensis (Poelt) Essl. - St. Clair et al. (1995: 147)

  210. Physconia muscigena (Ach.) Poelt - Leavitt & St. Clair (2008: 87)

  211. Placidium acarosporoides (Zahlbr.) Breuss - St. Clair et al. (1995: 147 as Catapyrenium acarosporoides)
  212. Placidium arboreum (Schwein. ex E. Michener) Lendemer - St. Clair et al. (1995: 147 as Catapyrenium tuckermanii)
  213. Placidium squamulosum (Ach.) Breuss - Flowers (1954: 101 as Dermatocarpon hepaticum), Leavitt & St. Clair (2008: 87)

  214. Placopyrenium stanfordii (Hasse) Thomson - St. Clair et al. (1995: 147 as Catapyrenium zahlbruckneri)

  215. Placynthium asperellum (Ach.) Trev. - Newberry & St. Clair (1991: 155)

  216. Pleopsidium chlorophanum (Wahlenb.) Zopf - Fink (1935: 285 erroneously as Acarospora flava fide St. Clair et al. 1991: 207), Flowers (1954: 103 as Acarospora chlorophana), Nash (1974: 98 as Acarospora chlorophana), Nash & Sigal (1981: 49 as Acarospora chlorophana), St. Clair et al. (1991: 207 as Acarospora chlorophana), Leavitt & St. Clair (2008: 88)
  217. Pleopsidium flavum (Bellardi) Körb. - Leavitt & St. Clair (2008: 87)

  218. Polycauliona candelaria (L.) Frödén, Arup, & Søchting - Flowers (1954: 105 sub Teloschistes candelarius)
  219. Polycauliona polycarpa (Hoffm.) Frödén, Arup, & Søchting - Flowers (1954: 105 sub Teloschistes polycarpus), St. Clair et al. (1986: 259 as Xanthoria polycarpa)

  220. Polysporina arenacea (H. Magn.) K. Knudsen & Kocourk. - Knudsen & Kocourková (2009: 204)
  221. Polysporina gyrocarpa (H. Magn.) N. S. Golubk. - Magnusson (1952: 32 as Sarcogyne oligospora Type in Uppsala, Sweden UPS), Flowers (1954: 103 as Biatorella oligospora), St. Clair et al. (1991: 210 as Sarcogyne oligospora), Knudsen & Lendemer (2005: xx as Polysporina oligospora), Knudsen & Kocourková (2009: 200)
  222. Polysporina simplex (Davies) Branth & Rostr. - Magnusson (xx: xx as Biatorella simplex var. major Type), Flowers (1954: 103 as Biatorella simplex), Flowers (1954: 103 as Biatorella simplex var. major), St. Clair et al. (1991: 210 as Sarcogyne oligospora)

  223. Protoparmelia badia (Hoffm.) Hafellner - Leavitt & St. Clair (2008: 87)

  224. Pseudephebe minuscula (Nyl. ex Arnold) Degel. - Imshaug (1957: 262 as Alectoria minuscula), Nash (1974: 98 as Alectoria minuscula), St. Clair et al. (1991: 208)
  225. Pseudephebe pubescens (L.) M. Choisy - Imshaug (1957: 261 as Alectoria pubescens), St. Clair et al. (1991: 208)

  226. Psora crenata (Taylor) Stizenb. - Flowers (1954: 102)

  227. Psora decipiens (Ehrh.) Zahlbr. - Tuckerman (1871: 413 as Biatora decipiens), Flowers (1954: 102), Anderson & Rushforth (1977: 704 as Lecidea decipiens), St. Clair et al. (1991: 210)
  228. Psora luridella Tuck. - Flowers (1954: 102)
  229. Psora russellii Tuck. - Tuckerman (1871: 413 as Biatora russellii), Flowers (1954: 102), St. Clair et al. (1991: 210)

  230. Psoroma hypnorum (Vahl.) S. F. Gray - Flowers (1954: 102), Leavitt & St. Clair (2008: 87)
  231. Psoroma tenue Henssen var. borealis Henssen - St. Clair et al. (1995: 147)

  232. Pyrenodesmia variabilis (Pers.) A. Massal. - St. Clair et al. (1995: 146 as Caloplaca variabilis)

  233. Ramalina sinensis Jatta - Newberry & St. Clair (1991: 155)

  234. Rhizocarpon disporum (Naeg. ex Hepp) Müll. Arg. - Tuckerman (1871: 413 as Buellia montagnei), Flowers (1954: 102), St. Clair et al. (1991: 211), Leavitt & St. Clair (2008: 88)
  235. Rhizocarpon geographicum (L.) DC. - Flowers (1954: 102), Leavitt & St. Clair (2008: 87)
  236. Rhizocarpon saurinum (W. A. Weber) Bungartz - Weber (1971: 190 as Buellia saurina Type in COLO), St. Clair et al. (1991: 212 as Buellia saurina), Bungartz & Fryday (2004: 77)
  237. Rhizocarpon simillimum (Anzi) Lett. - Newberry & St. Clair (1991: 155)
  238. Rhizocarpon superficiale (Schaer.) Vain. - Newberry & St. Clair (1991: 156)

  239. Rhizoplaca chrysoleuca (Sm.) Zopf - Flowers (1954: 104 as Lecanora rubina), Leavitt & St. Clair (2008: 87)
  240. Rhizoplaca haydenii (Tuck.) W. A. Weber - Newberry & St. Clair (1991: 156)
  241. Rhizoplaca melanophthalma (DC.) Leuckert & Poelt subsp. melanophthalma - Flowers (1954: 104 as Lecanora melanophthalma), Leavitt & St. Clair (2008: 87)
  242. Rhizoplaca parilis S.D. Leav., Fern.-Mend., Lumbsch, Sohrabi & St. Clair - Leavitt et al. (2013: 10 Type in Provo, Utah BRY)
  243. Rhizoplaca peltata (Ramond) Leuckert & Poelt - Flowers (1954: 104 as Lecanora peltata), Leavitt & St. Clair (2008: 87)

  244. Rinodina athallina H. Magn. - Magnusson (1952: 41 Type in Uppsala, Sweden UPS), Flowers (1954: 105)
  245. Rinodina calcigena (Th. Fr.) Lynge - Newberry & St. Clair (1991: 156)
  246. Rinodina straussii J. Steiner - Flowers (1954: 105 as Rinodina constrictula)
  247. Rinodina milvina (Wahlenb. in Ach.) Th. Fr. - Newberry & St. Clair (1991: 156)
  248. Rinodina mniaraea (Ach.) Körb. - Leavitt & St. Clair (2008: 87)
  249. Rinodina olivaceobrunnea Dodge & Baker - Newberry & St. Clair (1991: 156)
  250. Rinodina pyrina (Ach.) Arnold - St. Clair et al. (1986: 259)
  251. Rinodina roscida (Somm.) Arnold - Newberry & St. Clair (1991: 156)
  252. Rinodina straussii J. Steiner - Magnusson (1941: 151 as Rinodina constrictula Type U), Sheard (2010: 190)
  253. Rinodina turfacea (Wahlenb.) Körb. - Leavitt & St. Clair (2008: 87)

  254. Rusavskia elegans (Link) S. Y. Kondr. & Kärnefelt - Flowers (1954: 105 as Caloplaca elegans), Leavitt & St. Clair (2008: 87 as Xanthoria elegans)

  255. Sarcogyne desolata (H. Magn.) K. Knudsen & Standley - Magnusson (1932: xx as Acarospora desolata Type in Uppsala, Sweden UPS), Flowers (1954: 103 as Acarospora desolata), St. Clair et al. (1991: 207 as Acarospora desolata)
  256. Sarcogyne integra (B. de Lesd.) H. Magn. - Newberry & St. Clair (1991: 156)
  257. Sarcogyne hypophaea (Nyl.) Arnold - Newberry & St. Clair (1991: 156 erroneously as Sarcogyne privigna)
  258. Sarcogyne regularis Körb. - Flowers (1954: 103 as Biatorella simplex var. pruinosa), St. Clair et al. (1991: 210)

  259. Scytinium lichenoides (L.) Otálora, P. M. Jørg. & Wedin - Newberry & St. Clair (1991: 155 erroneously as Polychidium muscicola)
  260. Scytinium polycarpum (P. M. Jørg. & Goward) Otálora, P. M. Jørg. & Wedin - Flowers (1954: 101 as Collema polycarpum), Newberry & St. Clair (1991: 155 erroneously as Collema crispum fide )

  261. Solenospora candicans (Dicks.) Sten. - Flowers (1954: 104)

  262. Solorina bispora Nyl. - Newberry & St. Clair (1991: 156)
  263. Solorina spongiosa (J. E. Smith) Anzi - Flowers (1954: 102)

  264. Sporastatia polyspora (Nyl.) Grummann - Newberry & St. Clair (1991: 156)

  265. Squamarina lentigera (Web.) Poelt - Flowers (1954: 104 as Lecanora lentigera)

  266. Staurothele areolata (Ach.) Lettau - Thomson (1991: ), St. Clair et al. (1995: 147), Leavitt & St. Clair (2008: 88)
  267. Staurothele drummondii (Tuck.) Tuck. - Thomson (1991: ), Newberry & St. Clair (1991: 155 as Endocarpon wilmsoides), St. Clair et al. (1995: 147)
  268. Staurothele elenkinii Oxner - Magnusson (xx: 31 as Staurothele sessilis Type), Thomson (1991: ), St. Clair et al. (1995: 147)
  269. Staurothele fissa (Taylor) Zwackh - Newberry & St. Clair (1991: 156)
  270. Staurothele monicae (Zahlbr.) Wetm. - Thomson (1991: ), St. Clair et al. (1995: 147)
  271. Staurothele orispruinosa Thomson - Thomson (1991: Type in ), St. Clair et al. (1995: 147)
  272. Staurothele polygonia B. de Lesd. - Thomson (1991: ), St. Clair et al. (1995: 147)
  273. Staurothele rugosa Thomson - Thomson (1991: ), St. Clair et al. (1995: 147)
  274. Staurothele rupifraga (A. Massal.) Arnold - Thomson (1991: ), St. Clair et al. (1995: 147)

  275. Stereocaulon glareosum (Savicz) H. Magn. - Newberry & St. Clair (1991: 156)
  276. Stereocaulon rivulorum H. Magn. - Newberry & St. Clair (1991: 156)

  277. Tetramelas papillatus (Sommerf.) Kalb - Kleiner & Harper (1972: 302 as Buellia papillata), St. Clair et al. (1991: 211 as Buellia papillata)

  278. Thalloidima candidum (Weber) A. Massal. - Flowers (1954: 102 as Toninia candida)
  279. Thalloidima subdiffractum (Timdal) Timdal - Timdal (1991: xx as xx Protologue), St. Clair et al. (1995: 147), Timdal (xx: ) Type

    x

  280. Toninia philippea (Mont.) Timdal - Anderson (1967: 340 as Catillaria kansuensis)
  281. Thalloidima sedifolium (Scop.) Kistenich, Timdal, Bendiksby & S. Ekman - Flowers (1954: 102 as Toninia caeruleonigricans)

  282. Trapeliopsis granulosa (Hoffm.) Lumbsch - Newberry & St. Clair (1991: 156)

  283. Tuckermannopsis chlorophylla (Willd. in Humb.) Hale - St. Clair et al. (1995: 147)

  284. Umbilicaria decussata (Vill.) Zahlbr. - Newberry & St. Clair (1991: 156)
  285. Umbilicaria hyperborea (Ach.) Hoffm. - Leavitt & St. Clair (2008: 87)
  286. Umbilicaria polaris (Schol.) Zahlbr. - Leavitt & St. Clair (2008: 87 erroneously as Umbilicaria krascheninnikovii)
  287. Umbilicaria torrefacta (Lightf.) Schrad. - Newberry & St. Clair (1991: 156)
  288. Umbilicaria vellea (L.) Ach. - Newberry & St. Clair (1991: 156)
  289. Umbilicaria virginis Schaer. - Leavitt & St. Clair (2008: 87)

  290. Usnea fulvoreagens (Räsänen) Räsänen - Newberry & St. Clair (1991: 156)
  291. Usnea glabrata (Ach.) Vain. - Flowers (1954: 104 as Usnea sorediifera)
  292. Usnea hirta (L.) Weber ex F. H. Wigg. - Newberry & St. Clair (1991: 156)

  293. Verrucaria glaucovirens Grummann - Newberry & St. Clair (1991: 156)

  294. Vulpicida tilesii (Ach.) J.-E. Mattsson & M. J. Lai - Flowers (1954: 104 as Cetraria tilesii)

  295. Xanthocarpia tominii (Savicz) Frödén, Arup & Søchting - Newberry & St. Clair (1991: 154 as Caloplaca tominii)

  296. Xanthomendoza fallax (Hepp) Søchting, Kärnefelt & S. Kondr. - Flowers (1954: 105 sub Teloschistes fallax), St. Clair et al. (1986: 259 as Xanthoria fallax)
  297. Xanthomendoza montana (L. Lindblom) Søchting, Kärnefelt & S. Kondr. - Leavitt & St. Clair (2008: 87)

  298. Xanthoparmelia chlorochroa (Tuck.) Hale - Flowers (1954: 104 as Parmelia chlorochroa), Anderson & Rushforth (1977: 704 as Parmelia chlorochroa), Leavitt & St. Clair (2008: 87)
  299. Xanthoparmelia coloradoensis (Gyeln.) Hale - Leavitt & St. Clair (2008: 87)
  300. Xanthoparmelia conspersa (Ehrh. ex Ach.) Hale - Flowers (1954: 104 as Parmelia conspersa)
  301. Xanthoparmelia cumberlandia (Gyeln.) Hale - Leavitt & St. Clair (2008: 87)
  302. Xanthoparmelia lineola (E. C. Berry) Hale - Flowers (1954: 104 as Parmelia lineola)
  303. Xanthoparmelia maricopensis T. H. Nash & Elix - Nash & Elix (1986: 454)
  304. Xanthoparmelia mexicana (Gyeln.) Hale - Leavitt & St. Clair (2008: 88)
  305. Xanthoparmelia plittii (Gyeln.) Hale - Leavitt & St. Clair (2008: 88)
  306. Xanthoparmelia pustulosa (Essl.) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch - Esslinger (1977: 139 as Parmelia pustulosa Protologue) Type

  307. Xanthoparmelia wyomingica (Gyeln.) Hale - Leavitt & St. Clair (2008: 87)

  308. Xanthoria parietina (L.) Th. Fr. - Flowers (1954: 105 sub Teloschistes parietinus)