Checklist of lichens of Oregon (USA)
31 December 2018

 

  1. Acarospora badiofusca (Nyl.) Th. Fr. - McCune (2007: 73)
  2. Acarospora fuscata (Schrad.) Th. Fr. - McCune (2007: 74), Miller et al. (2011: 11)
  3. Acarospora schleicheri (Ach.) A. Massal. - Thomson (1997: 33), Miller et al. (2011: 12)

  4. Alectoria sarmentosa Ach. - Gyelnik (1932: 343)

  5. Allocetraria madreporiformis (Ach.) Kärnefelt & A. Thell - Thomson (1984: 206 as Dactylina madreporiformis)

  6. Amandinea punctata (Hoffm.) Coppins & Scheid. - Thomson (1997: 138 sub Buellia punctata), McCune (2007: 73 as Buellia punctata), Miller et al. (2011: 12)

  7. Lobaria anomala (Brodo & Ahti) T. Spribille & McCune - Stenroos et al. (2003: 236 as Pseudocyphellaria anomala DNA: ITS)
  8. Lobaria anthraspis (Ach.) T. Sprib. & McCune - Stenroos et al. (2003: 236 as Pseudocyphellaria anthraspis DNA: ITS)

  9. Arthonia glebosa Tuck. - Miller et al. (2011: 12)

  10. Aspicilia cinerea (L.) Körb. - Miller et al. (2011: 11)
  11. Aspicilia filiformis Rosentreter - Rosentreter (1998: 166 Protologue), Miller et al. (2011: 12) Type in WIS
  12. Aspicilia sipeana (H. Magn.) Owe-Larss. & A. Nordin - Magnusson (1939: 243 Protologue) Type in Uppsala, Sweden UPS
  13. Aspicilia tenuis (H. Magn.) Owe-Larss. & A. Nordin - Magnusson (1939: 244 Protologue), Owe-Larsson et al. (2007: 106) Type

  14. Athallia saxifragarum (Poelt) Arup, Frödén & Søchting - McCune (2007: 74 as Caloplaca saxifragarum)

  15. Bacidia rubella (Hoffm.) A. Massal. - Thomson (1997: 107)

  16. Bellemerea alpina (Sommer.) Clauzade & Cl. Roux - McCune (2007: 73)
  17. Bellemerea cinereorufescens (Ach.) Clauzade & Cl. Roux - McCune (2007: 73)
  18. Bellemerea diamarta (Ach.) Hafellner & Cl. Roux - McCune (2007: 73)

  19. Biatorella hemisphaerica Anzi - Thomson (1997: 119)

  20. Blastenia ammiospila (Wahlenb.) Arup, Søchting & Frödén - Miller et al. (2011: 12 as Caloplaca ammiospila)

  21. Brodoa oroarctica (Krog) Goward - McCune (2007: 73)

  22. Bryoplaca jungermanniae (Vahl) Søchting, Frödén & Arup - Thomson (1997: 166 as Caloplaca jungermanniae), McCune (2007: 73 as Caloplaca jungermanniae), Miller et al. (2011: 13 as Caloplaca jungermanniae)

  23. Bryoria capillaris (Ach.) Brodo & D. Hawksw. - Thomson (1984: 55)
  24. Bryoria chalybeiformis (L.) Brodo & D. Hawksw. - Thomson (1984: 56)
  25. Byroria fremontii (Tuck.) Brodo & D. Hawksw. - Miller et al. (2011: 12)
  26. Bryoria fuscescens (Gyeln.) Brodo & D. Hawksw. - Thomson (1984: 57)
  27. Bryoria glabra (Mot.) Brodo & D. Hawksw. - Thomson (1984: 58)
  28. Bryoria lanestris (Ach.) Brodo & D. Hawksw. - Thomson (1984: 59)
  29. Bryoria pseudocapillaris Brodo & D. Hawksw. - Geiser et al. (2004: 105)
  30. Bryoria pseudofuscenscens (Gyeln.) Brodo & D. Hawksw. - Thomson (1984: 63)
  31. Bryoria simplicior (Vain.) Brodo & D. Hawksw. - Miller et al. (2011: 12)
  32. Bryoria spiralifera Brodo & D. Hawksw. - Geiser et al. (2004: 105)
  33. Bryoria tenuis (Dahl) Brodo & D. Hawksw. - Thomson (1984: 66)
  34. Bryoria trichodes (Michx.) Brodo & D. Hawksw. - Thomson (1984: 68)

  35. Buellia dispersa A. Massal. - Miller et al. (2011: 11)
  36. Buellia triseptata A. Nordin - Nordin (1999: 260 Protologue), Miller et al. (2011: 12) Type in UPS

  37. Calicium abietinum Pers. - Thomson (1997: 143)
  38. Calicium salicinum Pers. - Thomson (1997: 144)
  39. Calicium viride Pers. - Thomson (1997: 146)

  40. Caloplaca atroalba (Tuck.) Zahlbr. - Miller et al. (2011: 11)
  41. Caloplaca cerina (Ehrh.) Th. Fr. - Thomson (1997: 154), Miller et al. (2011: 12)
  42. Caloplaca epithallina Lynge - McCune (2007: 74), Miller et al. (2011: 13)
  43. Caloplaca oblongula (H. Magn.) Wetmore - McCune (2007: 73)
  44. Caloplaca saxicola (Hoffm.) Nordin - McCune (2007: 73)
  45. Caloplaca stillicidiorum (Vahl) Lynge - McCune (2007: 73)

  46. Calvitimela armeniaca (DC.) Hafellner - McCune (2007: 74)

  47. Candelariella aurella (Hoffm.) Zahlbr. - McCune (2007: 73), Miller et al. (2011: 11)
  48. Candelariella efflorescens R. C. Harris & W. R. Buck - Miller et al. (2011: 13)
  49. Candelariella rosulans (Müll. Arg.) Zahlbr. - McCune (2007: 74)
  50. Candelariella terrigena Räsänen - Thomson (1997: 187)
  51. Candelariella vitellina (Hoffm.) Müll. Arg. - McCune (2007: 75), Miller et al. (2011: 11)
  52. Candelariella xanthostigma (Ach.) Lettau - McCune (2007: 73)

  53. Catapyrenium cinereum (Pers.) Körb. - McCune (2007: 73)

  54. Catillaria glauconigrans (Tuck.) Hasse - Thomson (1997: 197)

  55. Cephalophysis leucospila (Anzi) H. Kilias & Scheid. in Kilias - McCune (2007: 74)

  56. Chaenotheca chrysocephala (Turner ex Ach.) Th. Fr. - Thomson (1997: 205)
  57. Chaenotheca phaeocephala (Turner) Th. Fr. - Thomson (1997: 206)

  58. Circinaria arida Owe-Larsson, A. Nordin & Tibell - Miller et al. (2011: 11 erroneously as Aspicilia desertorum)
  59. Circinaria caesiocinerea (Nyl. ex Malbr.) A. Nordin, S. Savić & Tibell - Thomson (1997: 65 as Aspicilia caesiocinerea), Miller et al. (2011: 11 as Aspicilia caesiocinerea)
  60. Circinaria calcarea (L.) A. Nordin, S. Savić & Tibell - Miller et al. (2011: 11 as Aspicilia calcarea)
  61. Circinaria contorta (Hoffm.) A. Nordin, S. Savić & Tibell - McCune (2007: 73 as Aspicilia contorta), Miller et al. (2011: 11 as Aspicilia contorta)
  62. Circinaria hispida Mereschk. - Miller et al. (2011: 12 as Aspicilia hispida)
  63. Circinaria rogeri (Sohrabi) Sohrabi - Sohrabi (2011: 182 Protologue), Sohrabi et al. (2013: 265) Type in SRP

  64. Cladonia bellidiflora (Ach.) Schaer. - Thomson (1984: 113)
  65. Cladonia cariosa (Ach.) Spreng. - Thomson (1984: 116)
  66. Cladonia carneola (Fr.) Fr. - Thomson (1984: 117)
  67. Cladonia chlorophaea (Flörke ex. Sommerf.) Spreng. - Thomson (1984: 119)
  68. Cladonia coccifera (L.) Willd. - Thomson (1984: 121)
  69. Cladonia coniocraea (Flörke) Spreng. - Thomson (1984: 122), Miller et al. (2011: 13)
  70. Cladonia cryptochlorophaea Asahina - Thomson (1984: 126)
  71. Cladonia dahliana Kristinsson - Miller et al. (2011: 13)
  72. Cladonia ecmocyna Leight. - Thomson (1984: 132)
  73. Cladonia fimbriata (L.) Fr. - Thomson (1984: 133), Miller et al. (2011: 13)
  74. Cladonia gracilis (L.) Willd. subsp. turbinata (Ach.) Ahti - Thomson (1984: 136)
  75. Cladonia pleurota (Flörke) Schaer. - Thomson (1984: 154)
  76. Cladonia pocillum (Ach.) Grognot - McCune (2007: 74)
  77. Cladonia pyxidata (L.) Hoffm. - Thomson (1984: 158)
  78. Cladonia squamosa (Scop.) Hoffm. - Thomson (1984: 161)
  79. Cladonia stellaris (Opiz) Pouzar & Vezda - Thomson (1984: 163)
  80. Cladonia subulata (L.) F. H. Wigg. - Thomson (1984: 168)
  81. Cladonia verruculosa (Vain.) Ahti - Miller et al. (2011: 13)
  82. Cladonia verticillata (Hoffm.) Schaer. - Thomson (1984: 174)

  83. Collema furfuraceum (Schaer.) Du Rietz - Thomson (1984: 187)

  84. Cornicularia normoerica (Gunn.) DR. - Thomson (1984: 201)

  85. Cyphelium inquinans (Sm. in Sm. & Sow.) Trevisan - Thomson (1997: 212), Miller et al. (2011: 13)
  86. Cyphelium pinicola Tibell - McCune (2007: 73)

  87. Dactylina arctica (Richards.) Nyl. - Thomson (1984: 203)
  88. Dactylina beringica Bird & Thoms. - Thomson (1984: 204)
  89. Dactylina ramulosa (Hook.) Tuck. - Thomson (1984: 207)

  90. Dermatocarpon luridum (With.) J. R. Laundon - Thomson (1984: 213 as Dermatocarpon fluviatile)
  91. Dermatocarpon meiophyllizum Vain. - Glavich & Geiser (2004: 139)
  92. Dermatocarpon miniatum (L.) Mann. var. miniatum - Thomson (1984: 219), McCune (2007: 73), Miller et al. (2011: 11)
  93. Dermatocarpon miniatum (L.) Mann. var. complicatum (L.) W. Mann - Miller et al. (2011: 11)
  94. Dermatocarpon polyphyllizum (Nyl.) Blomb. & Forssell - McCune (2007: 74)
  95. Dermatocarpon reticulatum H. Magn. - McCune (2007: 73), Miller et al. (2011: 11)
  96. Dermatocarpon rivulorum (Arnold) Dalla Torre & Sarnth. - McCune (2007: 73)

  97. Dimelaena thysanota (Tuck.) Hale & W. L. Culb. - Miller et al. (2011: 11)

  98. Diploschistes muscorum (Scop.) R. Sant. - Thomson (1997: 218), Miller et al. (2011: 13)
  99. Diploschistes scruposus (Schreb.) Norman - Miller et al. (2011: 11)

  100. Enchylium tenax (Sw.) Gray - McCune (2007: 74 as Collema tenax), Miller et al. (2011: 13 as Collema tenax)

  101. Endocarpon pulvinatum Th. Fr. - McCune (2007: 73), Miller et al. (2011: 13)

  102. Erioderma sorediatum D. J. Galloway & P. M. Jörg. - Geiser et al. (2004: 105)

  103. Esslingeriana idahoensis (Essl.) Hale & M. J. Lai - Esslinger (1971: 366 as Cetraria idahoensis)

  104. Farnoldia micropsis (A. Massal.) Hertel - McCune (2007: 73)

  105. Flavoplaca citrina (Hoffm.) Arup, Frödén & Søchting - Miller et al. (2011: 11 as Caloplaca citrina)

  106. Fuscopannaria cyanolepra (Tuck.) P. M. Jørg. - Miller et al. (2011: 13)
  107. Fuscopannaria praetermissa (Nyl.) P. M. Jørg. - Thomson (1984: 320 as Parmeliella praetermissa)

  108. Gyalolechia bracteata (Hoffm.) Räsänen subsp. bracteata - McCune (2007: 73 as Fulgensia bracteata)

  109. Heterodermia leucomela (L.) Poelt - Geiser et al. (2004: 106)

  110. Hertelidea botryosa (Fr.) Printzen & Kantvilas - Thomson (1997: 332 as Lecidea botryosa), McCune (2007: 75)

  111. Hypogymnia austerodes (Nyl.) Räsänen - McCune (2007: 73)
  112. Hypogymnia imshaugii Krog - McCune (2007: 73), Miller et al. (2011: 13)
  113. Hypogymnia physodes (L.) Nyl. - Thomson (1984: 241)
  114. Hypogymnia vittata (Ach.) Parrique - Thomson (1984: 243)

  115. Hypotrachyna revoluta (Flörke) Hale - Geiser et al. (2004: 105)

  116. Icmadophila ericetorum (L.) Zahlbr. - Thomson (1997: 249)

  117. Japewia tornoensis (Nyl.) Tønsberg - Thomson (1997: 387 as Lecidea tornoensis)

  118. Kaernefeltia merrillii (Du Rietz) A. Thell & Goward - Miller et al. (2011: 13 as Cetraria merrillii)

  119. Lasallia papulosa (Ach.) Llano - Thomson (1984: 245)

  120. Lecanora albellula (Nyl.) Th. Fr. - McCune (2007: 73)
  121. Lecanora allophana (Ach.) Nyl. - Thomson (1997: 266)
  122. Lecanora argopholis (Ach.) Ach. - Thomson (1997: 267), McCune (2007: 73), Miller et al. (2011: 11)
  123. Lecanora bicincta Ramond - McCune (2007: 73)
  124. Lecanora cenisia Ach. - Thomson (1997: 272), Miller et al. (2011: 11)
  125. Lecanora circumborealis Brodo & Vitik. - Thomson (1997: 274), McCune (2007: 74)
  126. Lecanora densa (Sliwa & Wetmore) Printzen - Miller et al. (2011: 13)
  127. Lecanora dispersa (Pers.) Sommerf. - Thomson (1997: 278)
  128. Lecanora hagenii (Ach.) Ach. - McCune (2007: 73), Miller et al. (2011: 11)
  129. Lecanora hypoptoides (Nyl.) Nyl. - Miller et al. (2011: 13)
  130. Lecanora laxa (Sliwa & Wetmore) Printzen - McCune (2007: 73), Miller et al. (2011: 13)
  131. Lecanora mughicola Nyl. - McCune (2007: 73)
  132. Lecanora muralis (Schreb.) Rabenh. - Thomson (1997: 295), Miller et al. (2011: 11)
  133. Lecanora nigromarginata H. Magn. - Miller et al. (2011: 11)
  134. Lecanora novomexicana H. Magn. - McCune (2007: 74)
  135. Lecanora phaedrophthalma Poelt var. christoi (W. A. Weber) B. D. Ryan - Miller et al. (2011: 11)
  136. Lecanora polytropa (Ehrh. ex Hoffm.) Rabenh. - McCune (2007: 73)
  137. Lecanora pulicaris (Pers.) Ach. - Thomson (1997: 301)
  138. Lecanora rupicola (L.) Zahlbr. - Thomson (1997: 303), Miller et al. (2011: 11)
  139. Lecanora salicicola H. Magn. - Thomson (1997: 304)
  140. Lecanora saligna (Schrad.) Zahlbr. - Miller et al. (2011: 13)
  141. Lecanora symmicta (Ach.) Ach. - Thomson (1997: 309)
  142. Lecanora varia (Hoffm.) Ach. - Thomson (1997: 311)
  143. Lecanora xylophila Hue - Thomson (1997: 284 as Lecanora grantii)
  144. Lecanora zosterae (Ach.) Nyl. - McCune (2007: 73)

  145. Lecidea atrobrunnea (Ramond ex Lam. & DC.) Schaer. - McCune (2007: 73), Miller et al. (2011: 11)
  146. Lecidea auriculata Th. Fr. - McCune (2007: 74)
  147. Lecidea cascadensis H. Magn. - Miller et al. (2011: 11 as Lecidea fuscoatrina)
  148. Lecidea fuscoatra (L.) Ach. - Miller et al. (2011: 11)
  149. Lecidea lapicida (Ach.) Ach. - Miller et al. (2011: 11)
  150. Lecidea leucothallina Arnold - Thomson (1997: 360), McCune (2007: 73)
  151. Lecidea lithophila (Ach.) Ach. - Miller et al. (2011: 11)
  152. Lecidea paupercula Th. Fr. - Thomson (1997: 369)
  153. Lecidea plana (J. Lahm) Nyl. - Miller et al. (2011: 11)
  154. Lecidea protabacina Nyl. - McCune (2007: 74)
  155. Lecidea tessellata Flörke - Thomson (1997: 384), McCune (2007: 74), Miller et al. (2011: 11)
  156. Lecidea truckeei Herre - Miller et al. (2011: 11)

  157. Lecidella carpathica Körb. - Miller et al. (2011: 11)
  158. Lecidella elaeochroma (Ach.) M. Choisy - McCune (2007: 75)
  159. Lecidella euphorea (Flörke) Hertel - Thomson (1997: 398), Miller et al. (2011: 13)
  160. Lecidella patavina (A. Massal.) Knoph & Leuckert - Thomson (1997: 401 as Lecidella spitsbergensis), McCune (2007: 74)
  161. Lecidella stigmatea (Ach.) Hertel & Leuckert - McCune (2007: 73), Miller et al. (2011: 11)

  162. Leioderma sorediatum D. J. Galloway & P. M. Jørg. - Geiser et al. (2004: 106)

  163. Lepraria alpina (B. de Lesd.) Tretiach & Baruffo - McCune (2007: 74 as Lepraria cacuminum)
  164. Lepraria borealis Lohtander & Tønsberg - Miller et al. (2011: 13)

  165. Leprocaulon subalbicans (I. M. Lamb) I. M. Lamb. & Ward - Miller et al. (2011: 11)

  166. Leptochidium albociliatum (Desm.) M. Choisy - Thomson (1984: 252), Miller et al. (2011: 13)

  167. Leptogium brebissonii Mont. - Geiser et al. (2004: 106)
  168. Leptogium saturninum (Dicks.) Nyl. - Thomson (1984: 262)

  169. Letharia vulpina (L.) Hue - Miller et al. (2011: 13)

  170. Lobaria hallii (Tuck.) Zahlbr. - Tuckerman (1877: 168 as Sticta hallii Protologue), Thomson (1984: 266) Type in FH
  171. Lobaria linita (Ach.) Rabenh. - Thomson (1984: 269)

  172. Lobarina scrobiculata (Scop.) Nyl. ex Cromb. - Thomson (1984: 271 as Lobaria scrobiculata)

  173. Lobothallia alphoplaca (Wahlenb.) Hafellner - Miller et al. (2011: 11)
  174. Lobothallia praeradiosa (Nyl.) Hafellner - Miller et al. (2011: 11)

  175. Lopadium pezizoideum (Ach.) Körb. - Thomson (1997: 411)

  176. Loxosporopsis corallifera Brodo, Henssen & Imshaug - Brodo & Henssen (1995: 29 Type) Type in Henssen 13604

  177. Massalongia carnosa (Dicks.) Körb. - Thomson (1984: 274), McCune (2007: 75), Miller et al. (2011: 13)

  178. Megaspora verrucosa (Ach.) B. F. M. Abbott & A. Nordin - McCune (2007: 74), Miller et al. (2011: 13)

  179. Melanelixia glabratula (Lamy) Sandler & Arup - Thomson (1984: 303 as Parmelia glabratula)
  180. Melanelixia subaurifera (Nyl.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - Thomson (1984: 316 as Parmelia subaurifera)

  181. Melanohalea elegantula (Zahlbr.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - Thomson (1984: 300 as Parmelia elegantula)
  182. Melanohalea exasperatula (Nyl.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - McCune (2007: 74), Miller et al. (2011: 13)
  183. Melanohalea multispora (A. Schneid.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - Miller et al. (2011: 13)

  184. Montanelia disjuncta (Erichsen) Divakar, A. Crespo, Wedin & Essl. - Miller et al. (2011: 11 as Melanelia disjuncta)
  185. Montanelia panniformis (Nyl.) Divakar, A. Crespo, Wedin & Essl. - Thomson (1984: 309 as Parmelia panniformis)
  186. Montanelia sorediata (Ach.) Divakar, A. Crespo, Wedin & Essl. - Thomson (1984: 312 as Parmelia sorediosa)

  187. Mycobilimbia berengeriana (A. Massal.) Hafellner & V. Wirth - Thomson (1997: 331 as Lecidea berengeriana), Sarrión et al. (2003: 2)

  188. Mycoblastus sanguinarius (L.) Norman - Thomson (1997: 426)

  189. Myriospora smaragdula (Wahlenb. ex Ach.) K. Knudsen & B. F. M. Abbott - McCune et al. (1997: xx erroneously as Acarospora subrufula), Thomson (1997: 34 as Acarospora smaragdula), Knudsen (2007: 95 as Acarospora smaragdula)

  190. Nephroma bellum (Spreng.) Tuck. - Thomson (1984: 278)
  191. Nephroma helveticum subsp. sipeanum Gyeln. - Gyelnik (1932: 343 as Nephroma sipeanum Protologue) Type
  192. Nephroma laevigatum Ach. - Gyelnik (1932: 344 as Nephroma lusitanicum)
  193. Nephroma occultum Wetmore - Wetmore (1980: 243 Protologue) Type in MIN
  194. Nephroma parile (Ach.) Ach. - Thomson (1984: 282)
  195. Nephroma resupinatum (L.) Ach. - Thomson (1984: 283)

  196. Niebla cephalota (Tuck.) Rundel & Bowler - Geiser et al. (2004: 107)

  197. Ochrolechia androgyna (Hoffm.) Arnold - Thomson (1997: 430)
  198. Ochrolechia inaequatula (Nyl.) Zahlbr. - Miller et al. (2011: 13)
  199. Ochrolechia upsaliensis (L.) A. Massal. - Thomson (1997: 436), Miller et al. (2011: 11)

  200. Ophioparma lapponica (Räsänen) Hafellner & Rogers - Thomson (1997: 440)

  201. Pachypeltis cladodes (Tuck.) Søchting, Frödén & Arup - McCune (2007: 73 as Caloplaca cladodes)

  202. Pannaria rubiginosa (Thunb. ex Ach.) Delise - Geiser et al. (2004: 107)

  203. Parmelia barrenoae Divakar, M. C. Molina & A. Crespo - Hodkinson et al. (2010: 3)
  204. Parmelia pseudosulcata Gyeln. - Gyelnik (1934: 282 Protologue) Type in Budapest, Hungary BP
  205. Parmelia saxatilis (L.) Ach. - Gyelnik (1934: 282 as Parmelia pseudosulcata Thomson (1984: 310), Miller et al. (2011: 11)
  206. Parmelia squarrosa Hale - Hale (1971: 29)
  207. Parmelia sulcata Tayl. - Thomson (1984: 318), McCune (2007: 74), Miller et al. (2011: 11)

  208. Parmeliopsis ambigua (Wulfen) Nyl. - Thomson (1984: 325)
  209. Parmeliopsis hyperopta (Ach.) Vain. - Thomson (1984: 326)

  210. Parvoplaca tiroliensis (Zahlbr.) Arup, Søchting & Frödén - McCune (2007: 73 as Caloplaca tiroliensis)

  211. Peltigera aphthosa (L.) Willd. - Thomson (1984: 329)
  212. Peltigera collina (Ach.) Schrad. - Thomson (1984: 334)
  213. Peltigera extenuata (Nyl. ex Vain.) Vain. - Gyelnik (1932: 342 as Peltigera hazslinszkyi), McCune (2007: 74)
  214. Peltigera hydrothyria Miadl. & Lutzoni - Feige et al. (1989: 70 as Hydrothyria venosa), Glavich & Geiser (2007: 8)
  215. Peltigera kristinssonii Vitik. - McCune (2007: 74)
  216. Peltigera leucophlebia (Nyl.) Gyeln. - Thomson (1984: 330 as Peltigera aphthosa var. leucophlebia)
  217. Peltigera membranacea (Ach.) Nyl. - Thomson (1984: 340)
  218. Peltigera polydactyla (Neck.) Hoffm. - Gyelnik (1932: 342), Thomson (1984: 343)
  219. Peltigera ponojensis Gyeln. - Miller et al. (2011: 13)
  220. Peltigera rufescens (Weiss) Humb. - Gyelnik (1932: 342 as Peltigera canina var. rufescens), Thomson (1984: 333 as Peltigera canina var. rufescens), McCune (2007: 74), Miller et al. (2011: 13)
  221. Peltigera venosa (L.) Baumg. - Gyelnik (1932: 343), Thomson (1984: 345)

  222. Phaeophyscia ciliata (Hoffm.) Moberg - Miller et al. (2011: 14)
  223. Phaeophyscia decolor (Kashiw.) Essl. - McCune (2007: 74)
  224. Phaeophyscia sciastra (Ach.) Moberg - Thomson (1984: 349), McCune (2007: 74)

  225. Phaeorrhiza nimbosa (Fr.) H. Mayrhofer & Poelt - Thomson (1997: 467)
  226. Phaeorrhiza sareptana (Tomin) H. Mayrhofer & Poelt - Miller et al. (2011: 14)

  227. Physcia aipolia (Humb.) Fürnr. - Thomson (1984: 353), Miller et al. (2011: 14)
  228. Physcia biziana (A. Massal.) Zahlbr. - Miller et al. (2011: 11)
  229. Physcia caesia (Hoffm.) Fürnr. - McCune (2007: 74), Miller et al. (2011: 14)
  230. Physcia dubia (Hoffm.) Lettau - Thomson (1984: 355), McCune (2007: 74)
  231. Physcia phaea (Tuck.) J. W. Thomson - Miller et al. (2011: 12)
  232. Physcia tribacia (Ach.) Nyl. - Miller et al. (2011: 12)

  233. Physconia detersa (Nyl.) Poelt - Thomson (1984: 359)
  234. Physconia enteroxantha (Nyl.) Poelt - Miller et al. (2011: 14)
  235. Physconia muscigena (Ach.) Poelt - Thomson (1984: 360), McCune (2007: 74), Miller et al. (2011: 14)

  236. Placidium imbecillum (Breuss) Breuss - Miller et al. (2011: 14)
  237. Placidium pilosellum (Breuss) Breuss - Miller et al. (2011: 14)
  238. Placidium rufescens (Ach.) Breuss - Miller et al. (2011: 14)
  239. Placidium squamulosum (Ach.) Breuss - Miller et al. (2011: 14)

  240. Placopsis gelida (L.) Lindsay - Thomson (1997: 472)

  241. Placopyrenium conforme Breuss - Breuss (2009: 97 Protologue), Miller et al. (2011: 12) Type in Breuss

  242. Placynthiella icmalea (Ach.) Coppins & P. James - McCune (2007: 74)
  243. Placynthiella oligotropha (J. R. Laundon) Coppins & P. James - Miller et al. (2011: 14)
  244. Plycynthiella uliginosa (Schrad.) Coppins & P. James - Miller et al. (2011: 14)

  245. Platismatia glauca (L.) W. L. Culb. & C. F. Culb. - Thomson (1984: 368)

  246. Pleopsidium chlorophanum (Wahlenb. ex Ach.) Zopf - Thomson (1997: 22), McCune (2007: 74 as Acarospora chlorophana)

  247. Polycauliona candelaria (L.) Frödén, Arup, & Søchting - Thomson (1984: 483 as Xanthoria candelaria), Miller et al. (2011: 14 as Xanthoria candelaria)
  248. Polycauliona polycarpa (Ehrh.) Frödén, Arup, & Søchting - Ostrofsky & Denison (1980: 1171 as Xanthoria polycarpa), Thomson (1984: 487 as Xanthoria polycarpa), Miller et al. (2011: 14 as Xanthoria polycarpa)

  249. Polychidium muscicola (Sw.) Gray - Miller et al. (2011: 14)

  250. Polysporina urceolata (Anzi) Brodo - McCune (2007: 74)

  251. Protoblastenia rupestris (Scop.) J. Steiner - McCune (2007: 74)

  252. Protopannaria pezizoides (Weber) P. M. Jørg. & S. Ekman - Miller et al. (2011: 14)

  253. Pseudephebe minuscula (Nyl. ex Arnold) Brodo & D. Hawksw. - Thomson (1984: 373), McCune (2007: 74)
  254. Pseudephebe pubescens (L.) M. Choisy - Thomson (1984: 374), Miller et al. (2011: 12)

  255. Pseudocyphellaria perpetua McCune & Miadlikowska - Geiser et al. (2004: 107)

  256. Psora cerebriformis W. A. Weber - Miller et al. (2011: 14)
  257. Psora decipiens (Hedw.) Hoffm. - McCune (2007: 74)
  258. Psora globifera (Ach.) A. Massal. - Thomson (1997: 508), McCune (2007: 74), Miller et al. (2011: 14)
  259. Psora montana Timdal - McCune (2007: 74), Miller et al. (2011: 14)
  260. Psora nipponica (Zahlbr.) Gotth. Schneider - Thomson (1997: 510)

  261. Psoroma hypnorum (Vahl) Gray - Thomson (1984: 375), McCune (2007: 75)

  262. Pyrrhospora quernea (Dicks.) Körb. - Geiser et al. (2004: 108)

  263. Ramalina pollinaria (Westr.) Ach. - Geiser et al. (2004: 108)

  264. Ramboldia cinnabarina (Sommerf.) Kalb, Lumbsch & Elix - Thomson (1997: 336 as Lecidea cinnabarina)
  265. Ramboldia gowardiana (Spribille & Hauck) Kalb, Lumbsch & Elix - Spribille & Hauck (2003: 560 as Pyrrhospora gowardiana)

  266. Rhizocarpon bolanderi (Tuck.) Herre. - Thomson (1997: 526), Miller et al. (2011: 12)
  267. Rhizocarpon disporum (Nägeli ex Hepp) Müll. Arg. - Miller et al. (2011: 12)
  268. Rhizocarpon geographicum (L.) DC. - Thomson (1997: 538), McCune (2007: 74), Miller et al. (2011: 12)
  269. Rhizocarpon grande (Flörke ex Flot.) Arnold - Thomson (1997: 539), Miller et al. (2011: 12)
  270. Rhizocarpon lecanorinum Anders - McCune (2007: 74)
  271. Rhizocarpon sulphurosum (Tuck. ex Willey) Lendemer - Tuckerman (1888: 103 as Buellia bolanderi var. sulphurosum Protologue) Type in Chicago, USA FH
  272. Rhizocarpon viridiatrum (Wulfen) Körb. - Miller et al. (2011: 12)

  273. Rhizoplaca chrysoleuca (Sm.) Zopf - Miller et al. (2011: 12)
  274. Rhizoplaca melanophthalma (Ramond) Leuckert & Poelt - Thomson (1997: 555), McCune (2007: 74), Miller et al. (2011: 12)
  275. Rhizoplaca peltata (Ramond) Leuckert & Poelt - Thomson (1997: 555)

  276. Rimularia insularis (Nyl.) Rambold & Hertel - Miller et al. (2011: 12)

  277. Rinodina aurantiaca Sheard - Sheard & Mayrhofer (2002: 653)
  278. Rinodina bischoffii (Hepp) A. Massal. - McCune (2007: 74)
  279. Rinodina hallii Tuck. - Tuckerman (1874: 20 Protologue), Giralt et al. (2010: 100), Sheard (2010: 110) Type in FH
  280. Rinodina olivaceobrunnea C. W. Dodge & G. E. Baker - Miller et al. (2011: 14)
  281. Rinodina oregana H. Magn. - Magnusson (1947: 49 Protologue), Sheard (2010: 152) Type in Stockholm, Sweden S
  282. Rinodina roscida (Sommerf.) Arnold - McCune (2007: 74)
  283. Rinodina santae-monicae H. Magn. - Sheard (1995: 124 as Rinodina thomsonii)
  284. Rinodina terrestris Tomin - Miller et al. (2011: 14)

  285. Rusavskia elegans (Link) S. Y. Kondr. & Kärnefelt - Thomson (1984: 484 as Xanthoria elegans), McCune (2007: 74 as Xanthoria elegans)
  286. Rusavskia sorediata (Vain.) Poelt - McCune (2007: 74 as Xanthoria sorediata)

  287. Sagedia mastrucata (Wahlenb.) A. Nordin, S. Savić & Tibell - Miller et al. (2011: 12 as Aspicilia mastrucata)

  288. Sarcogyne regularis Körb. - McCune (2007: 74)

  289. Scytinium gelatinosum (With.) Otálora, P.M. Jørg. & Wedin - Thomson (1984: 263 as Leptogium sinuatum), Miller et al. (2011: 11 as Leptogium gelatinosum)
  290. Scytinium lichenoides (L.) Otálora, P. M. Jørg. & Wedin - Miller et al. (2011: 13 as Leptogium lichenoides)
  291. Scytinium palmatum (Huds.) Gray - Thomson (1984: 260 as Leptogium palmatum)
  292. Scytinium subaridum (P. M. Jørg. & Goward) Otálora, P. M. Jørg. & Wedin - Aragón et al. (2004: 165 as Leptogium subaridum), Miller et al. (2011: 13 as Leptogium subaridum)
  293. Scytinium tenuissimum (Hoffm.) Otálora, P. M. Jørg. & Wedin - Miller et al. (2011: 13 as Leptogium tenuissimum)

  294. Solorina spongiosa (Ach.) Anzi - McCune (2007: 74)

  295. Sporastatia testudinea (Ach.) A. Massal. - McCune (2007: 74)

  296. Staurothele areolata (Ach.) Lettau - Thomson (1997: 592), McCune (2007: 74), Miller et al. (2011: 12)
  297. Staurothele drummondii (Tuck.) Tuck. - Thomson (1997: 595), Miller et al. (2011: 12)
  298. Staurothele fissa (Tayler) Zwackh - Thomson (1997: 596), McCune (2007: 74), Miller et al. (2011: 12)

  299. Stereocaulon glareosum (Savicz) H. Magn. - McCune (2007: 74)

  300. Stereocaulon tomentosum E. Fries - Thomson (1984: 428)

  301. Strangospora moriformis (Ach.) Stein - Thomson (1984: 598)

  302. Sulcaria badia Brodo & D. Hawksw. - Brodo & Hawksworth (1977: 146 Protologue) Type

  303. Teloschistes flavicans (Sw.) Norman - Geiser et al. (2004: 109)

  304. Tephromela atra (Huds.) Hafellner - Thomson (1997: 633)

  305. Tetramelas papillatus (Sommerf.) Kalb - Miller et al. (2011: 12 as Buellia papillata)
  306. Tetramelas terricolus (A. Nordin) Kalb - Miller et al. (2011: 12 as Buellia terricola)
  307. Tetramelas triphragmoides (Anzi) A. Nordin & Tibell - Miller et al. (2011: 12 as Buellia triphragmoides)

  308. Texosporium sancti-jacobi (Tuck.) Nádv. - Miller et al. (2011: 14)

  309. Thamnolia subuliformis (Ehrh.) W. L. Culb. - McCune (2007: 74)
  310. Thamnolia vermicularis (Sw.) Ach. - Thomson (1984: 438)

  311. Thelenella muscorum (Fries) Vain. var. octospora (Nyl.) Coppins & Fryday - Miller et al. (2011: 14)

  312. Thelomma ocellatum (Körb.) Tibell - McCune (2007: 74), Miller et al. (2011: 14)

  313. Toninia ruginosa (Tuck.) Herre subsp. ruginosa - Miller et al. (2011: 14)

  314. Trapeliopsis bisorediata McCune & Camacho - Miller et al. (2011: 14)

  315. Tremolecia atrata (Ach.) Hertel - McCune (2007: 74)

  316. Umbilicaria decussata (Vill.) Zahlbr. - Thomson (1984: 288 as Omphalodiscus decussatus)
  317. Umbilicaria deusta (L.) Baumg. - Thomson (1984: 449)
  318. Umbilicaria hyperborea (Ach.) Hoffm. var. hyperborea - Thomson (1984: 453), McCune (2007: 74), Miller et al. (2011: 12)
  319. Umbilicaria lyngei Schol. - Thomson (1984: 28 as Agyrophora lyngei)
  320. Umbilicaria phaea Tuck. - Thomson (1984: 455), Miller et al. (2011: 12)
  321. Umbilicaria polaris (Schol.) Zahlbr. - Thomson (1984: 289 as Omphalodiscus krascheninnikovii), McCune (2007: 74 as Umbilicaria krascheninnikovii)
  322. Umbilicaria polyphylla (L.) Baumg. - Thomson (1984: 457)
  323. Umbilicaria proboscidea (L.) Schrad. - Thomson (1984: 458)
  324. Umbilicaria torrefacta (Lightf.) Schrad. - Thomson (1984: 459)
  325. Umbilicaria vellea (L.) Ach. - Thomson (1984: 460)
  326. Umbilicaria virginis Schaer. - Thomson (1984: 290 as Omphalodiscus virginis), McCune (2007: 74)

  327. Usnea cavernosa Tuck. - Thomson (1984: 463)
  328. Usnea dasopoga (Ach.) Nyl. - Thomson (1984: 465)
  329. Usnea hirta (L.) Weber ex F.H. Wigg. - Thomson (1984: 467), Miller et al. (2011: 14)
  330. Usnea scabrata Nyl. - Miller et al. (2011: 14)
  331. Usnea subfloridana Stirt. - Thomson (1984: 469)
  332. Usnea subgracilis Vain. - Geiser et al. (2004: 109 as Usnea hesperina)
  333. Usnea substerilis Motyka - Thomson (1984: 470)

  334. Verrucaria nigrescens Pers. - Thomson (1997: 642)

  335. Vestergrenopsis sonomensis (Tuck.) T. Sprib. & Muggia - McCune (2007: 74 as Koerberia sonomensis)

  336. Xanthocarpia lactea (A. Massal.) Zahlbr. - McCune (2007: 73 as Caloplaca lactea)
  337. Xanthocarpia tominii (Savicz) Frödén, Arup & Søchting - Miller et al. (2011: 13 as Caloplaca tominii)

  338. Xanthomendoza borealis (R. Sant. & Poelt in Poelt und Petutschnig) Søchting, Kärnefelt & S. Y. Kondr. - Poelt & Petutschnig (1992: 18 as Xanthoria borealis)
  339. Xanthomendoza fallax (Hepp) Søchting, Kärnefelt & S. Y. Kondr. - Thomson (1984: 486 as Xanthoria fallax), Miller et al. (2011: 14)
  340. Xanthomendoza fulva (Hoffm.) Søchting, Kärnefelt & S. Y. Kondr. - McCune (2007: 74), Miller et al. (2011: 14)
  341. Xanthomendoza oregana (Gyeln.) Søchting, Kärnefelt & S. Y. Kondr. - Gyelnik (1934: 284 as Xanthoria oregana Protologue), Almborn (1963: 169) Type
  342. Xanthomendoza trachyphylla (Tuck.) Frödén, Arup & Søchting - Thomson (1997:177 as Caloplaca trachyphylla)

  343. Xanthoparmelia coloradoensis (Gyeln.) Hale - McCune (2007: 74)
  344. Xanthoparmelia cumberlandia (Gyeln.) Hale - Miller et al. (2011: 12)
  345. Xanthoparmelia plittii (Gyeln.) Hale - Miller et al. (2011: 12)
  346. Xanthoparmelia subhosseana (Essl.) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch - Miller et al. (2011: 12)
  347. Xanthoparmelia taractica (Kremp.) Hale - Thomson (1984: 480)
  348. Xanthoparmelia wyomingica (Gyeln.) Hale - Miller et al. (2011: 12)

  349. Xylographa vitiligo (Ach.) J. R. Laundon - McCune (2007: 75)

  350. Xylopsora friesii (Ach. in Lilj.) Bendiksby & Timdal - Thomson (1997: 247 as Hypocenomyce friesii)