Referencias bibliográficas

    1. Ahti, T. 2000. Cladoniaceae. Flora Neotropica Monograph 78. New York Botanical Garden, New York , US., 362 p.
    2. Aptroot, A. 1991. A monograph of the Pyrenulaceae (excluding Anthracothecium and Pyrenula ) and the Requienellaceae, with notes on the Pleomassariaceae, the Trypetheliaceae and Mycomicrothelia (lichenized and non-lichenized Ascomycetes). Bibliotheca Lichenologica 44: 1-178
    3. Aptroot, A.; Umaña L.; Chaves, J. L., & Trest, M. T. 2006. A first assessment of the Ticolichen biodiversity inventory in Costa Rica: Three new squamulose genera (Lecanores: Ramalinaceae and Pilocarpaceae). J. Hattori Bot. Lab. 100: 617-623
    4. Aptroot, A.; Lücking, R.; Sipman, H. J. M.; Umaña L., & Chaves, J. L. 2008. Pyrenocarpous lichens with bitunicate asci. A first assessment of the lichen biodiversity inventory in Costa Rica. Bibliotheca Lichenologica 97: 1-162
    5. Arvidsson, L. 1982. A monograph of the lichen genus Coccocarpia. Opera Botanica 67: 1-96
    6. Awashti, D. D. 1975. A monograph of the lichen genus Dirinaria. Bibliotheca Lichenologica 2: 1-108
    7. Barclay-Estrup, P. 1992. Lichens of Cocos nucifera on Caye Caulker , Belize. Lichenologist 24: 249-254.
    8. Brako, L. 1991. Phyllopsora (Bacidiaceae). Flora Neotropica Monograph 55: 1-66
    9. Breuss, O. 2000. Flechten aus Costa Rica. I. Regenwald der Österreicher (Bosque Esquinas). Linzer Biologische Beitrage 32: 1043-1051
    10. Brodo, I. M.; Duran, Sharnoff, S. & Sharnoff, S. 2001. Lichens of North America . Yale University Press, New Haven & London, 795 p.
    11. Chaves, J. L.; Lucking, R.; Sipman, H. J. M.; Umaña, L. & Navarro, E. 2004. A first assessment of the Ticolichen biodiversity inventory in Costa Rica : the genus Dictyonema (Polyporales: Atheliaceae). The Bryologist 107: 242-249
    12. Chaves, J. L.; Umaña, L.; Lücking, R.; Sipman, H. J. M. & Aptroot, A. 2006. Una nueva especie de Heterodermia de Costa Rica y Venezuela, en honor al embajador de España en Costa Rica, Juan José Urtasun Erro. Cryptogamie Mycologie 27(4): 335-339
    13. Culberson, C. F.; Culberson, W. L. & Johnson, A. 1977. Thermally induced chemical artifacts in lichens. Phytochemistry 16: 127-130
    14. Culberson, C. F. & Culberson, W. L. 1978. B-Orcinol derivatives in lichens: biogenetic evidence from Oropogon loxensis . Experimental Mycology 2: 245-257
    15. Degelius, G. 1962. Studies in the lichen family Collemataceae. III. On some American species. Svensk Botanisk Tidskrift 56: 145-155
    16. Degelius S, G. 1974. The lichen genus Collema with special reference to the extra-European species. Symbolae Botanica Upsalienses 20: 1-215
    17. Dibben, M. J. 1981. Preliminary List of Lichens Collected in Costa Rica (IAL Foray 1978-79). Unpublished report, Section for Botany, Milwaukee Public Museum , Milwaukee ( Wisconsin ), US.
    18. Diederich, P. 1996. The lichenicolous Heterobasidiomycetes. Bibliotheca Lichenologica 61: 1-198
    19. Dodge, C. W. 1933. The foliose and fruticose lichens of Costa Rica I. Annals of the Missouri Botanical Garden 20: 373-467
    20. Dodge, C. W. 1936. Lichens of the G. Allan Hancock expedition of 1934, collected by W. R. Taylor. The Hancock Pacific Expeditions 3(3): 33-46
    21. Durán y Pascual. 1997. Los hongos, algas y líquenes. España: FAPA Ediciones.
    22. Egea, J. M. & Torrente, P. 1993. Cresponea, a new genus of lichenized fungi in the order Arthoniales (Ascomycotina). Mycotaxon 48: 301-331
    23. Egea, J. M. & Torrente, P. 1993. The lichen genus Bactrospora. Lichenologist 25: 211-255
    24. Egea, J. M. & Torrente , P. 1994. El género de hongos liquenizados Lecanactis (Ascomycotina). Bibliotheca Lichenologica 54: 1-205
    25. Farlow, W. G. 1902. Thallophytes and musci of the Galapagos Islands. Lichenes. Proceedings of the American Academy of Arts and Sciences 38: 83-89
    26. Ferraro, L. I. & Lücking, R. 2005. The genus Gomphillus (Ostropales: Gomphillaceae) in the Americas, with the new species Gomphillus pedersenii from Argentina. The Bryologist 108(4): 491-496
    27. Flenniken, D. 1996. Tropical lichens in the University of Northern Iowa Herbarium. Evansia 13: 78
    28. Galloway, D. J. & Arvidsson, L. 1990. Studies in Pseudocyphellaria (Lichens) II. Ecuadorean species. Lichenologist 22: 103-135
    29. Galloway , D. J. & Jorgensen, P.M. 1987. Studies in the lichen family Pannariaceae II. The genus. Leioderma Nyl. Lichenologist 19: 345-400
    30. Gierl, C. & Kalb, K. 1993. Die Flechtengattung Dibaeis. Eine Übersicht über die rosafrüchtigen Arten von Baeomyces sens. lat. nebst Anmerkungen zu Phyllobaeis gen. nov. Herzogia 9: 593-645
    31. Gómez, L. D. 1972. Los basidioliquenes de Costa Rica. Revista de Biología Tropical 20: 81-92
    32. Grube, M.; Lücking , R. & Umaña, L. 2004. A new isidiate species of Arthonia (Ascomycota: Arthoniaceae) from Costa Rica . Mycologia 96: 1157-1160
    33. Grüninger, W. & Monge-Nájera, J. 1988. Use of the temperate lichen Hypogymnia physodes (Parmeliaceae) to evaluate air pollution in the tropics. Revista de Biología Tropical 36: 545-547
    34. Guedrley, R. 1999. Die Lecanora subfusca -Gruppe in Süd- und Mittelamerika. Journal of the Hattori Botanical Laboratory 87: 131-257
    35. Hafellner, J. 1979. Karschia. Revision einer Sammelgattung an der Grenze von lichenisierten und nichlichenisierten Ascomyceten. Beiheft zur Nova Hedwigia 62: 1-248
    36. Hafellner, J. 1981. Monographie der Flechtengattung Letrouitia (Lecanorales, Teloschistineae). Nova Hedwigia 35: 645-729
    37. Hafellner, J. 1993. Die Gattung Pyrrhospora in Europa. Eine erste Übersicht mit einem Bestimmungsschlüssel der Arten nebst Bemerkungen zu einigen aussereuropäischen Taxa (lichenisierte Ascomycotina, Lecanorales). Herzogia 9: 725-747
    38. Hafellner , J. 1995. Über Piccolia , eine lichenisierte Pilzgattung der Tropen (Ascomycotina, Lecanorales). Bibliotheca Lichenologica 58: 107-122
    39. Hafellner, J. 1997. A world monograph of Brigantiaea (lichenized Ascomycotina, Lecanorales). In Tibell, L. & Hedberg, I. (eds.). Lichen Studies Dedicated to Rolf Santesson: 35-74. Symbolae Botanicae Upsalienses, Acta Universitatis Upsaliensis, Uppsala.
    40. Hafellner, J. & Rogers, R. W. 1990. Maronina - a new genus of lichenised ascomycetes (Lecanorales, Lecanoraceae) with multispored asci. Bibliotheca Lichenologica 38: 99-108
    41. Hale, M. E. Jr. 1959. New or interesting Parmelias from North and tropical America. The Bryologist 62: 123-132
    42. Hale, M. E. Jr. 1960. A revision of the South American species of Parmelia determined by Lynge. Contributions From The United States National Herbarium 36: 1-41
    43. Hale, M. E. Jr. 1961. The occurrence of Lobaria amplissima (Hoffm.) Schreb. in tropical America. Lichenologist 1: 266-267.
    44. Hale, M. E. Jr. 1965. A monograph of Parmelia subgenus Amphigymnia. Contributions From the United States National Herbarium 36: 193-358
    45. Hale, M. E. Jr. 1965. Studies on the Parmelia borreri group. Svensk Bot. Tidskr. 59: 37-48
    46. Hale, M. E. Jr. 1968. A synopsis of the lichen genus Pseudevernia. The Bryologist 71: 1-11
    47. Hale, M. E. Jr. 1971. Five new Parmeliae from tropical America. Phytologia 22: 30-35.
    48. Hale, M. E. Jr. 1972. New species of Parmelia sect . Hypotrachyna (Lichenes). Phytologia 22: 433-438
    49. Hale, M. E. Jr. 1972. Typification of species in the lichen family Thelotremataceae described by Acharius. Bot. Not. 125: 186-198
    50. Hale, M. E. Jr. 1972. Studies on the lichen family Thelotremataceae. 2. Phytologia 27: 490-501
    51. Hale, M. E. Jr. 1974. Notes on species of Parmotrema (Lichenes: Parmeliaceae) containing yellow pigments. Mycotaxon 1: 105-116
    52. Hale, M. E. Jr. 1974. New species of Parmelia (lichens) from tropical America 1. Phytologia 28: 265-271
    53. Hale, M. E. Jr. 1975. A revision of the lichen genus Hypotrachyna (Parmeliaceae) in tropical America. Smithsonian Contributions to Botany 25: 1-73
    54. Hale, M. E. Jr. 1975. A monograph of the lichen genus Relicina (Parmeliaceae). Smithsonian Contributions to Botany 26: 1-32
    55. Hale, M. E. Jr. 1976. A monograph of the lichen genus Pseudoparmelia Lynge (Parmeliaceae). Smithsonian Contributions to Botany 31: 1-62
    56. Hale, M. E. Jr. 1976. A monograph of the lichen genus Bulbothrix Hale (Parmeliaceae). Smithsonian Contributions to Botany 32: 1-29
    57. Hale, M. E. Jr. 1976. A monograph of the lichen genus Parmelina Hale Hale, M. E. Jr. (1977). New species in the lichen genus Parmotrema Mass. Mycotaxon 5: 432-448
    58. Hale, M. E. Jr. 1978. A revision of the lichen family Thelotremataceae in Panama. Smithsonian Contributions to Botany 38: 1-60
    59. Hale, M. E. Jr. 1980. Generic delimitation in the lichen family Thelotremataceae. Mycotaxon 11: 130-138
    60. Hale, M. E. Jr. 1980. Taxonomy and distribution of the Parmelia flaventior group (lichens: Parmeliaceae). Journal of the Hattori Botanical Laboratory 47: 75-84
    61. Hale, M. E. Jr. 1987. New or interesting species of Xanthoparmelia (Vainio) Hale (Ascomycotina: Parmeliacee). Mycotaxon 30: 319-334
    62. Hale, M. E. Jr. 1989. A new lichen genus, Psiloparmelia Hale (Ascomycotina: Parmeliaceae). Mycotaxon 35: 41-44
    63. Hale, M. E. Jr. 1990. A synopsis of the lichen genus Xanthoparmelia (Vainio) Hale (Ascomycotina, Parmeliaceae). Smithsonian Contributions to Botany 74: 1-250
    64. Hale, M. E. Jr. 1990. New species of Parmotrema (Ascomycotina: Parmeliaceae) from tropical America. Bibliotheca Lichenologica 38: 109-119
    65. Hale, M. E. Jr. & Fletcher, A. 1990. Rimelia Hale & Fletcher, a new lichen genus (Ascomycotina: Parmeliaceae). The Bryologist 93: 23-29
    66. Hale, M. E. Jr. & López-Figueiras, M. 1978. New species of Everniastrum and Hypotrachyna from South America (Lichenes: Parmeliaceae). The Bryologist 81: 590-593
    67. Hale, M. E. JR. & Kurokawa, S. 1964. Studies on Parmelia subgenus Parmelia. Contributions From the United States National Herbarium 36: 1121-191
    68. Hale, M. E. JR. & Wirth, M. 1971. Notes on Parmelia subgenus Everniiformes with descriptions of six new species. Phytologia 22: 36-40
    69. Henssen, A. 1963. Eine Revision der Flechtenfamilien Lichinaceae und Ephebaceae. Symbolae Botanicae Upsalienses 18(1): 1-123
    70. Henssen, A. 1981. A corticolous species of Gyalectidium from Costa Rica . Lichenologist 13: 155-160
    71. Henssen, A. 1986. The genus Paulia (Lichinaceae). Lichenologist 18: 201-229
    72. Henssen, A. 1995. Psoroglaena costaricensis, a new lichen from Costa Rica, and remarks on other taxa of the genus Psoroglaena (Verrucariaceae). Bibliotheca Lichenologica: 199-210
    73. Herrera-Campos, M. A.; Huhndorf, S.; Lücking, R. 2005. The foliicolous lichen flora of Mexico IV: a new foliicolous species of Pyrenothrix (Chaetothyriales: Pyrenothrichaceae). Mycologia 97(2): 356-361
    74. Jorgensen, P. M. 1989. Omphalina foliacea , a new basidiolichen from America. Nordic Journal of Botany 9: 89-95
    75. Jorgensen, P. M. 1997. Further notes on hairy Leptogium species. In Tibell, L. & Hedberg, I. (eds.). Lichen Studies Dedicated to Rolf Santesson: 113-130. Symbolae Botanicae Upsalienses, Acta Universitatis Upsaliensis, Uppsala.
    76. Jorgensen, P.M. 1998. Acantholichen pannarioides, a new basidiolichen from South America. The Bryologist 101: 444-447
    77. Jorgensen, P.M. 2000. New or interesting Parmeliella species from the Andes and Central America . Lichenologist 32: 139-147
    78. Kalb, K. & Vezda, A. 1988. Neue oder bemerkenswerte Arten der Flechtenfamilie Gomphillaceae in der Neotropis. Bibliotheca Lichenologica 29: 1-80
    79. Kappelle, M. & Sipman, H. J. M. 1992. Foliose and fruticose lichens of Talamanca montane Quercus forests, Costa Rica. Brenesia 37: 51-58
    80. Lamb, M. & Ward, A. 1974. A preliminary conspectus of the species attributed to the imperfect lichen genus Leprocaulon Nyl. Journal of the Hattori Botanical Laboratory 38: 499-553
    81. Letrouit-Galinou, M.A. 1957. Revision monographique du genre Laurera (Lichens, Trypéthéliacées). Revue Bryologique et Lichénologique 25: 207-264
    82. Lücking, R. 2004. A revised key to foliicolous Porinaceae (Ascomycota: Trichotheliales). In: Döbbeler, P/Rambold, G (eds.): Contributions to Lichenology. Festschrift in Honour of Hannes Hertel. Bibliotheca Lichenologica, J. Cramer in der Gebrüder Borntraeger, Berlin, Stuttgart, p. 409-426
    83. Lücking, R.; Sérusiaux, E. & Vezda, A. 2005. Phylogeny and systematics of the lichen family Gomphillaceae (Ostropales) inferred from cladistic analysis of phenotype data. Lichenologist 37(2): 123-170
    84. Lücking, R.; Buck, W. R.; Sérusiaux, E. & Ferraro, L. I. 2005. Gomphillus caribaeus belongs in the new genus Bryogomphus (Lecanorales: Pilocarpaceae). The Bryologist 108(4): 481-486
    85. Lücking, R.; Aptroot, A.; Umaña, L.; Chaves, J. L.; Sipman, H. J. M. & Nelsen, M. P. 2006. A first assessment of the Ticolichen biodiversity inventory in Costa Rica: the genus Gyalideopsis and its segregates (Ostropales: Gomphillaceae), with a world-wide key and name status checklist-The Lichenologist 38(2): 131-160
    86. Lücking, R.; Sipman, H. J. M.; Umaña, L.; Chaves, J. L., & Lumbsch, H. T. 2007. Aptrootia (Dothideomycetes: Trypetheliaceae), a new genus of pyrenocarpous lichens for Thelenella terricola. Lichenologist 39(2): 187-193
    87. Lücking, R.; Aptroot, A.; Chaves, J. L.; Sipman, H. J. M. & Umaña, L. 2007. A first assessment of the TICOLICHEN biodiversity inventory in Costa Rica: the genus Coccocarpia (Peltigerales: Coccocarpiaceae). Bibliotheca lichenologica 95: 429-457
    88. Lücking R.; Del Prado R.; Lumbsch H. T.; Will-Wolf S.; Aptroot, A.; Sipman, H. J. M.;Umaña L., & Chaves, J. L. 2008. Phylogenetic patterns of morpho-chemical characters and reproductive mode in the Heterodermia obscurata group in Costa Rica (Ascomycota, Physciaceae). Systematics and Biodiversity 6(1): 31-41
    89. Lücking, R.; Chaves, J. L.; Sipman, H. J. M.; Umaña, L. & Aptroot, A. 2008. A first assessment of the Ticolichen biodiversity inventory in Costa Rica: The genus Graphis, with notes on the genus Hemithecium (Ascomycota: Ostropales: Graphidaceae). Fieldiana 46: 1-131
    90. Lücking, R.; Lumbsch H. T.; Di Stéfano J.; Lizano D.; Carranza J.; Bernecker, A.; Chaves, J. L. & Umaña L. 2008. Eremithallus costaricensis (Ascomycota: Lichinomycetes: Eremithallales), a new fungal lineage with a novel lichen symbiotic lifestyle discovered in an urban relict forest in Costa Rica. Symbiosis 46: 161-170
    91. Lumbsch, H. T.; Plümper, M.; Guderley, R. & Feige, G. B. 1997. The corticolous species of Lecanora sensu stricto with pruinose apothecial discs. Symbolae Botanicae Upsalienses 32(1): 131-161
    92. Marbach, B. 2000. Corticole und lignicole Arten der Flechtengattung Buellia sensu lato in den Subtropen und Tropen. Bibliotheca Lichenologica 74: 1-384
    93. Mccarthy, P. M. 2000. Key to the saxicolous taxa of Porina. Lichenologist 32: 1-13
    94. Mendez, O. I. & Fournier, L. A. 1980. Los líquenes como indicadores de la contaminación atmosférica en el área metropolitana de San José, Costa Rica. Revista de Biología Tropical 28: 31-39
    95. Moberg, R. 1990. The lichen genus Physcia in Central and South America. Nordic Journal of Botany 10: 319-342
    96. Müller, A. J. 1891. Lichenes. In Durand, T. & Pittier, H. (eds.), Primitiae Florae Costaricensis. Bulletin de la Société Royale de Botanique de Belgique 30: 49-97
    97. Müller, A. J.1894-1893. Lichenes. In Durand, T. & Pittier, H. (eds.), Primitiae Florae Costaricensis. Séconde énumération. Bulletin de la Société Royale de Botanique de Belgique 32: 122-173
    98. Nash, T. H. III.; Ryan, B. D.; Gries, C. & Bungartz, F. (eds.). 2002. Lichen Flora of the Greater Sonoran Desert Region, Vol. 1. Lichens Unlimited, Arizona State University , US., 532 p.
    99. Nash, T. H. III.; Ryan, B. D.; Diederich, P.; Gries, C. & Bungartz, F. (eds.). 2004. Lichen Flora of the Greater Sonoran Desert Region, Vol. 2. Lichens Unlimited, Arizona State University , US., 742 p.
    100. Nelsen, M. P.; Lücking, R.; Chaves, J. L.; Sipman, H. J. M., Umaña, L. & Navarro, E. 2006. A first assessment of the Ticolichen biodiversity inventory in Costa Rica: the genus Haematomma (Lecanorales: Haematommataceae). Lichenologist 38(3): 251-262
    101. Nelsen, M. P.; Lücking, R.; Umaña, L.; Trest, M. T.; Will-Wolf S.; Chaves, J. L. & Gargas, A. 2007. Multiclavula ichthyiformis (Fungi: Basidiomycota: Canthallerales: Clavulinaceae). A remarkable new basidiolichen from Costa Rica. American Journal of Botany 94(8): 1289-1296
    102. Nylander, W. 1877. Lichenes, Ach. In Polakowsky, H. Bryophytas et cormophytas costaricenses anno 1875 lectas. The Journal of Botany 15: 225-226
    103. Purvis, W. 2000. Lichens. The Natural History Museum , London, 112 p.
    104. Rivas Plata, E.; Lücking, R.; Aptroot, A.; Sipman, H. J. M.; Chaves, J. L.; Umaña L. & Lizano D. 2006. A first assessment of the Ticolichen biodiversity inventory in Costa Rica: the genus Coenogonium (Ostropales: Coenogoniaceae), with a world-wide key and checklist and a phenotype-based cladistic analysis. Fungal Diversity 23: 255-321
    105. Rivas Plata, E.; Lücking, R.; Lumbsch H. T. & Chaves, J. L. 2008. Gyrotrema wirthii, a new species of Gyrotrema (Ascomycota: Ostropales: Graphidaceae) from Costa Rica. Sauteria 15: 417-420
    106. Saklani, A.; Upreti, D.K.. 1992. Aplicaciones populares de algunos líquenes en Sikkim. Diario de Ethnopharmacology 37: 229-233
    107. Sérusiaux, E. 1985. Goniocysts, goniocystangia and Opegrapha lambinonii and related species. Lichenologist 17: 1-25
    108. Sérusiaux, E. 1995. Further new lichen species producing campylidia or complex conidiomata. Bibliotheca Lichenologica 58: 411-431
    109. Sipman, H. J. M. 1983. A monograph of the lichen family Megalosporaceae. Bibliotheca Lichenologica 18: 1-241
    110. Sipman, H. J. M. 1990. Lichenotheca Latinoamericana a museo botanico berolinensi edita, fasciculum primum. Willdenowia 19: 543-551
    111. Staiger, B. & Kalb, K. 1995. Haematomma -Studien. I. Die Flechtengattung Haematomma . Bibliotheca Lichenologica 59: 1-198
    112. Staiger, B. & Kalb, K. 1999. Acanthothecis and other graphidioid lichens with warty periphysoids or paraphysis-tips. Mycotaxon 73: 69-134
    113. Tibell, L. 1982. Caliciales of Costa Rica. Lichenologist 14: 219-254
    114. Tibell, L. 1984. Caliciales Exsiccatae. Fasc. IV (No. 76-100). Publ. Herb. Univ. Uppsala 12: 1-9
    115. Tibell, L. 1996. Caliciales. Flora Neotropica Monograph 69: 1-78
    116. Tibell, L. & Kalb, K. 1992. Calicium in the tropical and subtropical Americas. Nova Hedwigia 55: 11-36
    117. Triebel, D.; Rambold, G. & Elix, J. A. 1995. A conspectus of the genus Phacopsis (Lecanorales). The Bryologist 98: 71-83
    118. Umaña, L. & Sipman, H. 2002. Líquenes de Costa Rica/Costa Rica Lichens. Instituto Nacional de Biodiversidad (INBio), Costa Rica, 156 p.
    119. Vasconcelos, I. A. & Xavier, F. L. 1981. Estudio químico de Teloschistes flavicans var. costaricensis Xavier Filho var. nov. Bol. Soc. Broteriana, ser. 2, 55: 87-93
    120. Vezda, A. 1985. Schedae ad Lichenes Selecti Exsiccati Editi ab Instituto Botanico Academiae Scientiarum Cechoslovacae, Pruhonice prope Pragam. Fasc. LXXXI (no. 2001-2025): 1-7
    121. Vezda, A. 1994. Neue foliicole Flechten II. Nova Hedwigia 58: 123-143
    122. Vezda, A. 1998. Schedae ad Lichenes Rariores Exsiccati. Fasc. 38 (no. 371-380): 1-4
    123. Vicente, C.; Legaz, M. E.; Paulo, M. Q. & Xavier, F. L. 1984. Chemical differences between two ecotypes of Parmelia tinctorum. Phyton (Buenos Aires) 44: 121-124
    124. Vitikainen, O. 1994. Notes on some Peltigera of the Neotropics. Acta Botanica Fennica 150: 217-221
    125. Vitikainen, O. 1998. Taxonomic notes on neotropical species of Peltigera. In Marcelli, M. P. & Seaward, M. R. D. (eds.). Lichenology in Latin America: History, Current Knowledge and Applications: 135-139. CETESB (Companhia de Tecnologia de Saneamento Ambiental), São Paulo, Brazil.
    126. Weber, W. A. 1993. Additions to the Galapagos and Cocos Islands lichen and bryophyte floras. The Bryologist 96: 431-434
    127. Wetmore, C. 1960. The lichen genus Nephroma in North and Middle America. Publications of the Museum, Michigan State University , Biological Series 1: 373-452
    128. Wirth, M. & Hale, M. E. Jr. 1963. The lichen family Graphidaceae in Mexico. Contributions From The United States National Herbarium 36: 63-119
    129. Yoshimura, I. 1995. The lichen genus Anzia (Parmeliaceae, Lecanorales) in Central and South America. In Daniels, F. J. A., Schulz, M. & Peine, J. (eds.). Flechten Follmann. Contributions to Lichenology in Honour of Gerhard Follmann: 377-387. Geobotanical and Phytotaxonomical Study Group, Botanical Institute, University of Cologne , Cologne .
    130. Yoshimura, I. 1998. Lobaria in Latin America: taxonomic, geographic and evolutionary aspects. In Marcelli, M. P. & Seaward, M. R. D. (eds.). Lichenology in Latin America: History, Current Knowledge and Applications: 129-134. CETESB (Companhia de Tecnologia de Saneamento Ambiental), São Paulo, Brazil.

Internet

Earth-Life Web Productions: Loveable Lichens, Lichen Reproductive Structures and What is a Lichen ?: Disponible en: http://www.earthlife.net/search.html http://www.earthlife.net/lichens/reproduction.html

Johnson, P.N.; Galloway, D.J.1999. Lichen on Trees. Disponible en:
http://www.smf.govt.nz/results/5003_lichen_part2.pdf 17

Myriam Rivera, Centro Eco-Educativo de Puerto Rico. Los Líquenes. Disponible en: http://www.ceducapr.com/liquenes.htm

Lichens of North America , Sylvia & Stephen Sharnoff. Disponible en:
http://www.lichen.com/usetaxon.html

 

 
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