Checklist of lichens of Alabama (USA)
Version 31 December 2018
- Acarospora cervina A. Massal. - Hansen & Dute (2005: 110)
- Acarospora contigua H. Magn. - Mohr (1901: xx as Lecanora xanthoplana), Hansen (2003: 64)
- Agonimia opuntiella
(Buschardt & Poelt) Vezda - Hansen & Lendemer (2008: 28)
- Ahtiana aurescens (Tuck.) A. Thell & Randlane - Mohr (1901: xx as Cetraria aurescens), Brodo et al. (2001), Hansen (2003: 64)
- Alyxoria varia (Pers. ex Ach.) Ertz & Tehler - Hansen (2003: 81 as Opegrapha varia), Hansen et al. (2008: 46 as Opegrapha varia), Hansen & Lendemer (2008: 27 as Opegrapha varia)
- Amandinea polyspora (Willey) E. Lay & P. May - Hansen (2003: 64), Hansen et al. (2008: 43)
- Amandinea punctata (Hoffm.) Coppins & Scheid. - Tuckerman (1888 as Buellia myriocarpa), Imshaug (1951: xx as Buellia punctata var. punctata), Brodo et al. (2001), Hansen (2003: 64)
- Anaptychia palmulata (Michx.) Vain. - Tuckerman (1860: xx as Physcia aquila var. dentosa), Tuckerman (1882: xx as Physcia aquila var. dentosa), Fink (1935: xx as Anaptychia aquila), Hale (1956: xx as Anaptychia palmatula), Kurokawa (1962: xx), McCullough (1962: 15 as Anaptychia palmatula), McCullough (1964: 228 as Anaptychia palmatula), McCullough (1967: 353 as Anaptychia palmatula), Hale (1979: xx), Hansen (2003: 65), Brodo et al. (2001: xx)
- Anisomeridium biforme (Borrer) R. C. Harris - Hansen (2003: 65)
- Anisomeridium polypori (Ellis & Everh.) M. E. Barr - Hansen (2003: 65), Hansen et al. (2008: 43)
- Anthracothecium australiense R. C. Harris - Hansen (2003: 65 as Anthracothecium nanum)
- Anthracothecium pachycheilum (Tuck.) Zahlbr. - Tuckerman (1872: 274 as Pyrenula pachycheila), Mohr (1901: 268 as Pyrenula pachycheila)
- Anzia colpodes (Ach.) Stizenb. - Mohr (1901: xx as Parmelia colpodes), Hale (1955a: xx), McCullough (1964: 228), McCullough (1967: 353), Hale (1979: xx), Brodo et al. (2001: xx), Hansen (2003: 65)
- Anzia ornata (Zahlbr.) Asah. - McCullough (1963: 236), McCullough (1964: 228), McCullough (1967: 353), Hansen (2003: 65)
- Arctomia fascicularis (L.) Otálora & Wedin - Hansen (2003: 71 as Collema fasciculare)
- Arthonia albovirescens Nyl. - Hansen et al. (2008: 43)
- Arthonia atra (Pers.) A. Schneid. - Hansen & Dute (2005: 114 as Opegrapha atra)
- Arthonia cinnabarina (DC.) Wallr. - Tuckerman (1872: xx), Mohr (1901: xx), Brodo et al. (2001: xx), Hansen (2003: 65)
- Arthonia complanata Fée - Tuckerman (1872: xx), Mohr (1901: xx), Hansen (2003: 65)
- Arthonia interveniens Nyl. - Hansen & Dute (2005: 111 as Arthothelium interveniens), Hansen et al. (2008: 44 as Arthothelium interveniens), Hansen & Lendemer (2008: 26 as Arthothelium interveniens)
- Arthonia rubella (Fée) Nyl. - Tuckerman (1872: ), Mohr (1901: ), Fink (1935: xx), Hansen (2003: 65), Hansen et al. (2008: 43), Hansen & Lendemer (2008: 26)
- Arthonia susa R. C. Harris & Lendemer - Hansen & Lendemer (2008: 30 erroneously as Arthothelium taediosum)
- Arthonia taedescens Nyl. - Fink (1935: xx), Hansen (2003: 65)
- Arthopyrenia cinchonae (Ach.) Müll. Arg. - Hansen (2003: 65), Hansen et al. (2008: 43)
- Arthopyrenia lyrata R. C. Harris - Hansen (2003: 65)
- Arthopyrenia malaccitula (Nyl.) Zahlbr. - Hansen (2003: 65)
- Arthopyrenia taxodii R. C. Harris - Hansen et al. (2008: 43)
- Arthothelium spectabile A. Massal. - Hansen (2003: 65)
- Aspicilia cinerea (L.) Körb. - Hansen (2003: 65)
- Bacidia coprodes (Körb.) Lettau - Hansen (2003: 66 as Bacidia granosa), Hansen & Lendemer (2008: 28)
- Bacidia heterochroa (Müll. Arg.) Zahlbr. - Hansen (2003: 66), Hansen et al. (2008: 44)
- Bacidia polychroa (Th. Fr.) Körb. - Hansen (2003: 66)
- Bacidia schweinitzii (Fr. ex Tuck.) A. Schneid. - Hansen (2003: 66), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 27)
- Bacidia suffusa (Fr.) A. Schneid. - Hansen (2003: 66), Hansen et al. (2008: 44)
- Bacidina egenula (Nyl.) Vezda - Hansen (2003: 66), Hansen & Lendemer (2008: 28)
- Baculifera curtisii (Tuck.) Marbach - Hansen (2003: 66 as Buellia curtisii), Hansen & Dute (2005: 111 as Buellia curtisii), Hansen & Lendemer (2008: 27 as Buellia curtisii)
- Baculifera imshaugiana (R. C. Harris) Marbach - Hansen (2003: 66 as Buellia imshaugiana), Hansen et al. (2008: 44 as Buellia imshaugiana)
- Bagliettoa baldensis (A. Massal.) Vezda - Hansen (2003: 94 as Verrucaria baldensis), Hansen & Lendemer (2008: 30 as Verrucaria baldensis)
- Bagliettoa calciseda (DC.) Gueidan & Cl. Roux - Hansen (2003: 94 as Verrucaria calciseda), Hansen & Lendemer (2008: 30 as Verrucaria calciseda)
- Bagliettoa marmorea (Scop.) Gueidan & Cl. Roux - Hansen (2003: 94 as Verrucaria marmorea)
- Bathelium carolinianum (Tuck.) R. C. Harris - Hansen (2003: 66), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 27)
- Bilimbia sabuletorum (Schreb.) Arnold - Hansen (2003: 81 as Myxobilimbia sabuletorum)
- Blennothallia crispa (Weber ex F. H. Wigg.) Otálora, P.M. Jørg. & Wedin - McCullough (1967: 355 as Collema crispum), Hansen (2003: 71 as Collema crispum)
- Botryolepraria lesdainii (Hue) Canals, Hern.-Mar., Gómez-Bolea & Llimona - Hansen & Lendemer (2008: 28)
- Brigantiaea leucoxantha (Spreng.) R. Sant. & Hafellner - Hansen (2003: 66), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 27)
- Brownliella cinnabarina (Ach.) S. Y. Kondr., Kärnefelt, A. Thell, Elix, Jung Kim, A. S. Kondr. & Hur - Hansen (2003: 67 as Caloplaca cinnabarina)
- Buellia erubescens Arnold - Hansen (2003: 66 as Buellia stillingiana), Hansen et al. (2008: 44 as Buellia stillingiana), Hansen & Lendemer (2008: 27 as Buellia stillingiana)
- Buellia lepidastra (Tuck.) Tuck. - Hansen (2003: 66)
- Buellia mamillana (Tuck.) W. A. Weber - Hansen (2003: 66), Hansen & Dute (2005: 111)
- Buellia parastata (Nyl.) Zahlbr. - Hansen (2003: 75 as Hafellia parastata)
- Buellia spuria (Schaer.) Anzi - Hansen (2003: 66)
- Buellia stellulata (Taylor) Mudd - Hansen (2003: 66)
- Buellia stigmatea Tuck. - Hansen (2003: 66)
- Bulbothrix confoederata (W. L. Culb.) Hale - W. Culberson (1961: 171), Hansen (2003: 66), Hansen & Lendemer (2008: 27)
- Bulbothrix isidiza (Nyl.) Hale - Hansen & Lendemer (2008: 27)
- Bulbothrix laevigatula (Nyl.) Hale - McCullough (1964: 231 as Parmelia laevigatula), Hansen (2003: 67), Hansen et al. (2008: 44)
- Bulbothrix scortella (Nyl.) Hale - McCullough (1964: 231 erroneously as Bulbothrix goebelii), McCullough (1967: 357 erroneously as Parmelia scortella), Hansen (2003: 66 erroneously as Bulbothrix goebelii), Hansen et al. (2008: 44 erroneously as Bulbothrix goebelii), Hansen & Lendemer (2008: 27)
- Byssoloma leucoblepharum (Nyl.) Vain. - Hansen et al. (2008: 44), Hansen & Lendemer (2008: 27)
- Byssoloma meadii (Tuck.) S. Ekman - Hansen (2003: 67), Hansen & Dute (2005: 111), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 27)
- Byssoloma subdiscordans (Nyl.) P. James - Hansen & Dute (2005: 111)
- Caloplaca camptidia (Tuck.) Zahlbr. - Hansen (2003: 67)
- Caloplaca cerina (Ehrh. ex Hedwig) Th. Fr. - Hansen (2003: 67), Hansen et al. (2008: 44)
- Caloplaca epiphora (Taylor) C. W. Dodge - Wetmore (2004: 287), Hansen & Dute (2005: 111)
- Caloplaca floridana (Tuck.) S. C. Tucker - Hansen (2003: 67)
- Caloplaca granularis (Müll. Arg.) Zahlbr. - Wetmore (2004: xxx), Hansen & Dute (2005: 111)
- Caloplaca microphyllina (Tuck.) Hasse - Hansen & Lendemer (2008: 31)
- Candelaria concolor (Dicks.) Stein - Hansen (2003: 67)
- Candelaria fibrosa (Fr.) Müll. Arg. - McCullough (1967: 353), Hansen (2003: 67)
- Candelariella efflorescens R. C. Harris & W. R. Buck - Hansen & Dute (2005: 111)
- Candelariella vitellina (Hoffm.) Müll. Arg. - Fink (1935: xx), Hansen (2003: 67)
- Canoparmelia alabamensis (Hale & McCull.) Elix - Hale & McCullough (1968: 44 Type in Washington, USA US), Hale (1976: xx as Pseudoparmelia alabamensis), Hansen (2003: 67)
- Canoparmelia caroliniana (Nyl.) Elix & Hale - McCullough (1962: 14 as Parmelia caroliniana), McCullough (1964: 230 as Parmelia caroliniana), McCullough (1967: 356 as Parmelia caroliniana), Hansen (2003: 67), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 28)
- Canoparmelia cryptochlorophaea (Hale) Elix & Hale - Hansen (2003: 67), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 27), Hansen & Lendemer (2008: 28)
- Canoparmelia salacinifera (Hale) Elix & Hale - Hale (1976: xx as Pseudoparmelia salacinifera), Hansen (2003: 67)
- Canoparmelia texana (Tuck.) Elix & Hale - McCullough (1967: 357 as Parmelia texana), Hansen et al. (2008: 44), Hansen (2003: 68)
- Carbacanthographis marcescens (Fée) Staiger & Kalb - Hansen et al. (2008: 44 First record)
- Catillaria lenticularis (Ach.) Th. Fr. - Hansen (2003: 68)
- Catinaria atropurpurea (Schaer.) Vezda & Poelt - Hansen (2003: 68)
- Cetrelia chicitae (W. L. Culb.) W. L. Culb. & C. F. Culb. - Hansen (2003: 68)
- Cetrelia olivetorum (Nyl.) W. L. Culb. & C. F. Culb. - Hansen (2003: 68)
- Chaenotheca furfuracea (L.) Tibell - Hansen (2003: 68)
- Chapsa leprocarpa (Nyl.) Frisch - Hansen et al. (2008: 48 as Thelotrema leprocarpum)
- Chrismofulvea rubifaciens (R. C. Harris) Marbach - Hansen et al. (2008: 44 as Buellia rubifaciens)
- Chrysothrix candelaris (L.) J. R. Laundon - Hansen (2003: 68)
- Chrysothrix chamaecyparicola Lendemer - Hansen et al. (2008: 44 erroneously as Chrysothrix flavovirens)
- Chrysothrix xanthina (Vain.) Kalb - Hansen & Lendemer (2008: 31)
- Circinaria contorta (Hoffm.) A. Nordin, Savic & Tibell - Hansen (2003: 65 as Aspicilia contorta)
- Cladonia apodocarpa Robb. - McCullough (1962: 14), McCullough (1964: 229), McCullough (1967: 353), Hansen (2003: 68)
- Cladonia arbuscula (Wallr.) Flot. - Hansen (2003: 68)
- Cladonia bacillaris (Ach.) Genth - Hansen (2003: 69 as Cladonia macilenta var. bacillaris), Hansen et al. (2008: 44 as Cladonia macilenta var. bacillaris)
- Cladonia beaumontii (Tuck.) Vain. - Tuckerman (1882: 245 as Cladonia santensis var. beaumontii Type in FH-Tuck), Mohr (1901: xxx as Cladonia santensis var. beaumontii), Fink (1935: xx), Thomson (1967: xx), Hale (1979: xx), Ahti (1993: 68), Brodo et al. (2001: xx), Hansen (2003: 68), Hansen et al. (2008: 44)
- Cladonia botryocarpa G. Merr. ex Sandst. - Hansen & Dute (2005: 111)
- Cladonia brevis (Sandst.) Sandst. - Hansen (2003: 68)
- Cladonia caespiticia (Pers.) Flörke - McCullough (1964: 229), McCullough (1967: 353), Hansen (2003: 68), Hansen & Lendemer (2008: 30)
- Cladonia cariosa (Ach.) Spreng. - McCullough (1967: 354)
- Cladonia caroliniana Tuck. - McCullough (1967: 229), Hansen (2003: 68)
- Cladonia chlorophaea (Flörke ex Sommerf.) Spreng. - McCullough (1962: 14), McCullough (1964: 229), McCullough (1967: 354), Hansen (2003: 68)
- Cladonia coccifera (L.) Willd. - Hansen (2003: 68)
- Cladonia coniocraea (Flörke) Spreng. - McCullough (1967: 229), Hansen (2003: 69), Hansen et al. (2008: 44)
- Cladonia crispata (Ach.) Flot. var. crispata - Hansen (2003: 69)
- Cladonia cristatella Tuck. - McCullough (1962: 14), McCullough (1964: 229), McCullough (1967: 354), Hansen (2003: 69), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 32)
- Cladonia cylindrica (A. Evans) A. Evans - Hansen (2003: 69)
- Cladonia deformis (L.) Hoffm. - Hansen & Dute (2005: 111)
- Cladonia didyma (Fée) Vain. var. didyma - Hansen (2003: 69), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 30)
- Cladonia vulcanica Zoll. & Moritzi - Hansen (2003: 69 as Cladonia didyma var. vulcanica), Hansen et al. (2008: 44 as Cladonia didyma var. vulcanica), Hansen & Lendemer (2008: 30 as Cladonia didyma var. vulcanica)
- Cladonia dimorphoclada Robbins - Hansen (2003: 69)
- Cladonia evansii Abbayes - Ahti (1961: 25), Wyatt & Stoneburger (1982: 406 as Cladina evansii), Hansen (2003: 69), Hansen & Lendemer (2008: 31)
- Cladonia fimbriata (L.) Fr. - Hansen (2003: 69)
- Cladonia floerkeana (Fr.) Flörke - Hansen (2003: 69)
- Cladonia furcata (Huds.) Schrad. - McCullough (1964: 229), McCullough (1967: 354), Hansen (2003: 69)
- Cladonia gracilis (L.) Willd. - Hansen & Dute (2005: 111)
- Cladonia grayi G. Merr. ex Sandst. - Hansen (2003: 69), Hansen & Dute (2005: 111), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 30)
- Cladonia incrassata Flörke - McCullough (1962: 14), McCullough (1964: 229), McCullough (1967: 354), Hansen (2003: 69)
- Cladonia leporina Fr. ex Tuck. - McCullough (1964: 229), McCullough (1967: 354), Hansen (2003: 69), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 31)
- Cladonia macilenta Hoffm. - Hansen (2003: 69)
- Cladonia mateocyatha Robbins - Hansen (2003: 69)
- Cladonia pachycladodes Vain. - Hansen (2003: 69)
- Cladonia parasitica (Hoffm.) Hoffm. - Hansen (2003: 69)
- Cladonia perforata A. Evans - Hansen (2003: 69)
- Cladonia petrophila R. C. Harris - Harris (1992: 329 First record), Hansen (2003: 69)
- Cladonia peziziformis (With.) J. R. Laundon - McCullough (1962: 14 as Cladonia capitata), McCullough (1964: 229 as Cladonia capitata), McCullough (1967: 353 as Cladonia capitata), Hansen (2003: 69), Hansen & Dute (2005: 111), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 30)
- Cladonia piedmontensis G. Merr. - McCullough (1964: 229), McCullough (1967: 354), Hansen (2003: 70), Hansen et al. (2008: 44)
- Cladonia pleurota (Flörke) Schaer. - Hansen (2003: 70)
- Cladonia prostrata A. Evans - Hansen (2003: 70)
- Cladonia pyxidata (L.) Hoffm. - Hansen (2003: 70)
- Cladonia ramulosa (With.) J. R. Laundon - McCullough (1962: 14 as Cladonia pityrea), McCullough (1964: 229 as Cladonia pityrea), McCullough (1967: 354 as Cladonia pityrea), Hansen (2003: 70)
- Cladonia rangiferina (L.) Weber ex F. H. Wigg. - McCullough (1967: 229), Hansen (2003: 70)
- Cladonia subcervicornis (Vain.) Kernst. - Hansen (2003: 70 as Cladonia rappii)
- Cladonia ravenelii Tuck. - McCullough (1962: 14), McCullough (1967: 354), Hansen (2003: 70)
- Cladonia robbinsii A. Evans - Hansen (2003: 70)
- Cladonia sandstedei Abbayes - Hansen (2003: 70), Hansen & Lendemer (2008: 31), Lendemer (2008: 104)
- Cladonia santensis Tuck. - Hansen (2003: 70)
- Cladonia squamosa (Scop.) Hoffm. var. squamosa - McCullough (1962: 14), McCullough (1964: 229), McCullough (1967: 354), Hansen (2003: 70)
- Cladonia strepsilis (Ach.) Grognot - Hansen (2003: 70), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 31)
- Cladonia subcariosa Nyl. - McCullough (1967: 354), McCullough (1967: 354 as Cladonia clavulifera), McCullough (1967: 354 as Cladonia polycarpia), Hansen (2003: 70 as Cladonia polycarpia), Hansen (2003: 70 as Cladonia polycarpoides), Hansen (2003: 70 as Cladonia sobolescens), Hansen & Dute (2005: 111 as Cladonia polycarpoides), Hansen & Lendemer (2008: 31 as Cladonia polycarpia), Hansen et al. (2008: 44 as Cladonia polycarpoides)
- Cladonia subradiata (Vain.) Sandst. - McCullough (1967: 353 as Cladonia balfourii), Hansen (2003: 70), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 28)
- Cladonia subsetacea Robbins ex A. Evans - Hansen (2003: 70)
- Cladonia subtenuis (Abbayes) Mattick - McCullough (1964: 229), McCullough (1967: 354), Hansen (2003: 70), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 31)
- Cladonia symphycarpia (Flörke) Fr. - McCullough (1967: 354)
- Cladonia uncialis (L.) Weber ex F. H. Wigg. - Hansen (2003: 71)
- Cladonia verticillata (Hoffm.) Schaer. - McCullough (1967: 354), Hansen (2003: 68 as Cladonia cervicornis subsp. verticillata)
- Clauzadea metzleri (Körb.) Clauzade & Cl. Roux ex D. Hawksw. - Hansen (2003: 71)
- Clavascidium lacinulatum (Ach.) M. Prieto var. lacinulatum - Hansen (2003: 87 as Placidium lacinulatum)
- Coccocarpia erythroxyli (Spreng.) Swinscow & Krog - McCullough (1964: 229 as Coccocarpia parmelioides), Hansen (2003: 71), Hansen & Lendemer (2008: 30)
- Coccocarpia palmicola (Spreng.) Arv. & D. J. Galloway - McCullough (1962: 15 as Coccocarpia cronia), McCullough (1964: 229 as Coccocarpia cronia), McCullough (1967: 354 as Coccocarpia cronia), Hansen (2003: 71), Hansen & Dute (2005: 112), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 28)
- Coccocarpia stellata Tuck. - Hansen (2003: 71), Hansen et al. (2008: 44)
- Coenogonium disjunctum Nyl. - Hansen (2003: 71)
- Coenogonium implexum Nyl. - Hansen (2003: 71)
- Coenogonium interpositum Nyl. - Hansen (2003: 71)
- Coenogonium luteum (Dicks.) Kalb & Lücking - Hansen (2003: 73 as Dimerella lutea), Hansen et al. (2008: 44), Hansen & Lendemer (2008: 32)
- Coenogonium pineti (Ach.) Lücking & Lumbsch - Hansen (2003: 73 as Dimerella pineti)
- Collema flaccidum (Ach.) Ach. - McCullough (1967: 355), Hansen (2003: 71)
- Collema furfuraceum (Schaer.) Du Rietz - Hansen (2003: 71)
- Collema leptaleum Tuck. var. leptaleum - Hansen (2003: 71)
- Collema leptaleum Tuck. var. biliosum (Mont.) Degel. - Hansen (2003: 71) not mentioned in Esslinger 19, 20, 21
- Collema nigrescens (Huds.) DC. - McCullough (1964: 229), McCullough (1967: 355), Hansen (2003: 71)
- Collema pustulatum Ach. - Hansen (2003: 71), Hansen & Lendemer (2008: 28)
- Collema ryssoleum (Tuck.) A. Schneid. - Hansen (2003: 71)
- Collema subflaccidum Degel. - McCullough (1964: 229 as Collema subfurfum), McCullough (1967: 355 as Collema subfurfum), Hansen (2003: 72), Hansen & Lendemer (2008: 28)
- Collema texanum Tuck. var. texanum - Hansen (2003: 72), Hansen & Lendemer (2008: 28)
- Collema texanum Tuck. var. stellatum (Tuck.) Degel. - Hansen (2003: 72)
- Coniarthonia pyrrhula (Nyl.) Grube - Hansen et al. (2008: 44)
- Cratiria lauri-cassiae (Fée) Marbach - Hansen (2003: 66 as Buellia lauricassiae)
- Crespoa crozalsiana (B. de Lesd. ex Harm.) Lendemer & B.P. Hodk. - Hansen (2003: 67 as Canoparmelia crozalsiana)
- Cresponea premnea (Ach.) Egea & Torrente var. premnea - Tuckerman (1888: xx as Lecanactis premnea), Hansen (2003: 72 as Cresponea premnea var. saxicola)
- Crocodia aurata (Ach.) Link - McCullough (1964: 232 as Pseudocyphellaria aurata), McCullough (1967: 358 as Pseudocyphellaria aurata), Hansen (2003: 88 as Pseudocyphellaria aurata)
- Crocynia pyxinoides Nyl. - Hansen (2003: 72), Hansen et al. (2008: 44)
- Crutarndina petractoides (P. M. Jørg. & Brodo) Parnmen, Lücking & Lumbsch - Hansen (2003: 93 as Thelotrema subtile), Hansen & Dute (2005: 115 as Thelotrema subtile), Hansen et al. (2008: 48 as Thelotrema subtile)
- Cryptothecia striata G. Thor - Hansen (2003: 72), Hansen & Lendemer (2008: 28)
- Cystocoleus ebeneus (Dillwyn) Thwaites - Hansen (2003: 72)
- Dermatocarpon luridum (Dill. ex With.) J. R. Laundon - McCullough (1964: 229 as Dermatocarpon fluviatile), McCullough (1967: 355 as Dermatocarpon fluviatile), Hansen (2003: 72)
- Dermatocarpon miniatum (L.) W. Mann - McCullough (1964: 230), Hansen (2003: 72)
- Dibaeis absoluta (Tuck.) Kalb & Gierl - McCullough (1967: 353 as Baeomyces absolutus), Hansen (2003: 72)
- Dibaeis baeomyces (L. f.) Rambold & Hertel - Hansen (2003: 72)
- Dictyonema guadalupense (Rabenh. ex Sacc.) Zahlbr. - McCullough (1967: 355 as Dictyonema guadalupense), Hansen (2003: 72 as ???), Hansen & Lendemer (2008: 28 as ???)
- Dimelaena oreina (Ach.) Norman - Hansen (2003: 72)
- Diploschistes muscorum (Scop.) R. Sant. - Hansen (2003: 73)
- Diploschistes scruposus (Schreb.) Norman - McCullough (1967: 355), Hansen (2003: 73)
- Diplotomma alboatrum (Hoffm.) Flot. - Hansen (2003: 73)
- Dirinaria aegialita (Afzel. ex Ach.) B. J. Moore - McCullough (1967: 358 as Physcia aegialita), Hansen (2003: 73), Hansen et al. (2008: 44)
- Dirinaria applanata (Fée) D. D. Awasthi - Hansen (2003: 73)
- Dirinaria confusa D. D. Awasthi - Hansen (2003: 73), Hansen et al. (2008: 45)
- Dirinaria frostii (Tuck.) Hale & W. L. Culb. - McCullough (1964: 232 as Physcia frostii), McCullough (1967: 358 as Physcia frostii), Hansen (2003: 73)
- Dirinaria picta (Sw.) Clem. & Shear - Hansen (2003: 73), Hansen et al. (2008: 45)
- Dirinaria purpurascens (Vain.) B. J. Moore - Hansen (2003: 73)
- Dyplolabia afzelii (Ach.) A. Massal. - Tuckerman (1872: xx as Graphis afzelii), Mohr (1901: xx as Graphis afzelii), Brodo et al. (2001: xx as Graphis afzelii), Hansen (2003: 74 as Graphis afzelii), Hansen & Dute (2005: 112 as Graphis afzelii), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Enchylium coccophorum (Tuck.) Otálora, P. M. Jørg. & Wedin - Hansen (2003: 71 as Collema coccophorum)
- Enchylium conglomeratum (Hoffm.) Otálora, P. M. Jørg. & Wedin - Hansen (2003: 71 as Collema conglomeratum), Hansen (2003: 71 as Collema conglomeratum var. crassiusculum)
- Enchylium polycarpon (Hoffm.) Otálora, P.M. Jørg. & Wedin - Hansen (2003: 71 as Collema polycarpon)
- Enchylium tenax (Sw.) Gray - Hansen (2003: 72 as Collema tenax)
- Endocarpon diffractellum (Nyl.) Gueidan & Cl. Roux - Hansen (2003: 92 as Staurothele diffractella), Hansen & Lendemer (2008: 30 as Staurothele diffractella)
- Endocarpon pallidum (Nyl.) Nyl. - Hansen & Lendemer (2008: 28)
- Endocarpon petrolepideum (Nyl.) Hasse - Hansen & Lendemer (2008: 28)
- Endocarpon pusillum Hedw. - Hansen (2003: 73)
- Endocarpon tenuissimum (Degel.) Lendemer & E. A. Tripp - Hansen (2003: 92 as Staurothele tenuissima)
- Endohyalina circumpallida (H. Magn.) Marbach - Hansen (2003: 73)
- Endohyalina rappii (Imshaug ex R. C. Harris) Marbach - Hansen (2003: 73)
- Eopyrenula intermedia Coppins - Hansen & Lendemer (2008: 28)
- Ephebe lanata (L.) Vain. - McCullough (1967: 355), Hansen (2003: 73)
- Ephebe solida Bornet - McCullough (1967: 355), Hansen (2003: 73)
- Fissurina columbina (Tuck.) Staiger - Tuckerman (1888: 123 as Graphis columbina Type in FH), Hansen (2003: 74 as Graphina columbina), Hansen & Dute (2005: 112 as Graphina columbina), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 28)
- Fissurina cypressi (Müll. Arg.) Lendemer - Hansen et al. (2008: 45), Hansen & Lendemer (2008: 28)
- Fissurina illiterata (R. C. Harris) Lendemer - Hansen et al. (2008: 45), Hansen & Lendemer (2008: 28)
- Fissurina incrustans Fée - Hansen (2003: 74 as Graphina incrustans)
- Fissurina insidiosa C. Knight & Mitt. - Tuckerman (1872: xx as Graphis babingtonii), Tuckerman (1888: xx as Graphis beaumontii), Mohr (1901: xx as Graphis beaumontii), Hansen (2003: 74 as Graphis insidiosa), Hansen & Dute (2005: 112 as Graphis insidiosa), Hansen & Lendemer (2008: 27), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 28 as Fissurina inisidiosa)
- Fissurina scolecitis (Tuck.) Lendemer - Hansen (2003: 74 as Graphina scolecitis), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Fissurina subnitidula (Nyl.) Staiger - Hansen & Dute (2005: 112 as Graphina subnitidula)
- Flakea papillata O. E. Erikss. - Hansen (2003: 73)
- Flavoparmelia baltimorensis (Gyeln. & Fóriss) Hale - Hansen (2003: 74)
- Flavoparmelia caperata (L.) Hale - McCullough (1962: 14 as Parmelia caperata), McCullough (1964: 230 as Parmelia caperata), McCullough (1967: 356 as Parmelia caperata), Hansen (2003: 74), Hansen et al. (2008: 45)
- Flavoparmelia rutidota (Hook. f. & Taylor) Hale - Hansen (2003: 74)
- Fuscopannaria leucosticta (Tuck.) P. M. Jørg. - McCullough (1962: 15 as Pannaria leucosticta), McCullough (1964: 230 as Pannaria leucosticta), McCullough (1967: 355 as Pannaria leucosticta), Hansen (2003: 74)
- Gallowayella fulva (Hoffm.) S. Y. Kondr., Fedorenko, S. Stenroos, Kärnefelt, Elix, Hur & A. Thell - Hansen (2003: 95 as Xanthoria fulva)
- Gassicurtia catasema (Tuck.) Marbach - Hansen (2003: 74)
- Gassicurtia elizae (Tuck.) Marbach - Hansen (2003: 74), Hansen & Dute (2005: 112), Hansen et al. (2008: 44 as Buellia elizae)
- Gassicurtia vernicoma Marbach - Hansen (2003: 74)
- Glyphis cicatricosa Ach. - Hansen (2003: 74), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Glyphis scyphulifera (Ach.) Staiger - Hansen (2003: 75 as Gyrostomum scyphuliferum), Hansen et al. (2008: 45 as Gyrostomum scyphuliferum)
- Gomphillus americanus Essl. - Hansen (2003: 74), Hansen & Lendemer (2008: 30)
- Graphis antillarum Vain. - Hansen (2003: 74 as Graphina antillarum)
- Graphis caesiella Vain. - Hansen & Dute (2005: 112), Methven et al. (xxx: xx)
- Graphis elegans (Borrer ex Sm.) Ach. - Tuckerman (1872: xx), Mohr (1901: xxx), Hansen (2003: 74)
- Graphis endoxantha Nyl. - Hansen (2003: 74 as Graphis subelegans), Hansen et al. (2008: 45 as Graphis subelegans), Hansen & Lendemer (2008: 28 as Graphis subelegans)
- Graphis furcata Fée - Hansen et al. (2008: 45)
- Graphis intricata Fée - Hansen (2003: 74) Nom. illegit., Art. 53.1
- Graphis inversa R. C. Harris - Hansen & Lendemer (2008: 27), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 28)
- Graphis lucifica R. C. Harris - Hansen (2003: 74), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Graphis scripta (L.) Ach. - Hansen (2003: 74), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Graphis striatula (Ach.) Spreng. - Hansen (2003: 74), Hansen & Lendemer (2008: 28)
- Graphis tenella Ach. - Fink (1935: xx), Hansen (2003: 74)
- Gyalecta jenensis (Batsch) Zahlbr. - Tuckerman (1882: xx as Gyalecta cupularis), Mohr (1901: xx as Gyalecta cupularis), Fink (1935: xx), Hansen (2003: 75)
- Gyalectidium filicinum Müll. Arg. - Hansen & Dute (2005: 112)
- Gyalideopsis buckii Lücking, Sérus. & Vezda - Hansen et al. (2008: 45), Hansen & Lendemer (2008: 32), Lendemer (2008: 103)
- Gyalideopsis ozarkensis Lücking, W. R. Buck & R. C. Harris - Hansen et al. (2008: 45)
- Gyalolechia flavorubescens (Hudson) Søchting, Frödén & Arup - Hansen (2003: 67 as Caloplaca flavorubescens)
- Gyalolechia flavovirescens (Wulfen) Søchting, Frödén & Arup - Hansen (2003: 67 as Caloplaca flavovirescens)
- Haematomma accolens (Stirt.) Hillmann - Staiger & Kalb (1995: xx), Hansen (2003: 75), Hansen & Dute (2005: 112)
- Haematomma flexuosum Hillmann - Staiger & Kalb (1995: xx), Hansen (2003: 75), Hansen & Dute (2005: 112), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Haematomma persoonii (Fée) A. Massal. - Staiger & Kalb (1995: xxx), Hansen (2003: 75), Hansen & Dute (2005: 113)
- Haematomma rufidulum Haematomma rufidulum - Staiger & Kalb (1995: xxx), Hansen & Dute (2005: 113)
- Hafellia bahiana (Malme) Sheard - Hansen (2003: 75 as Hafellia bahiana), Hansen et al. (2008: 45 as Hafellia bahiana), Hansen & Lendemer (2008: 27 as Hafellia bahiana)
- Hafellia curatellae (Malme) Marbach - Hansen (2003: 75 as Hafellia curatellae), Hansen et al. (2008: 45 as Hafellia curatellae)
- Hafellia demutans (Zahlbr.) Pusswald - Hansen (2003: 75 as Hafellia callispora)
- Hafellia pleiotera (Malme) Marbach - Hansen et al. (2008: 45 as Hafellia pleiotera)
- Halecania pepegospora (H. Magn.) van den Boom - Hansen et al. (2008: 45)
- Heppia adglutinata A. Massal. - Henssen (1995: 263)
- Heppia lutosa (Ach.) Nyl. - Hansen (2003: 75)
- Herpothallon rubrocinctum (Ehrenb.: Fr.) Aptroot, Lücking & G. Thor - Hansen (2003: 72 as Cryptothecia rubrocincta), Hansen et al. (2008: 44 as Cryptothecia rubrocincta), Hansen & Lendemer (2008: 30 as Cryptothecia rubrocincta)
- Heterodermia albicans (Pers.) Swinscow & Krog - McCullough (1962: 15 as Anaptychia domingensis), McCullough (1964: 228 as Anaptychia domingensis), McCullough (1967: 353 as Anaptychia domingensis), Hansen (2003: 75), Hansen & Dute (2005: 113), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Heterodermia casarettiana (De Not.) Trevis. - McCullough (1962: 14 as Anaptychia casarettiana), McCullough (1964: 228 as Anaptychia casarettiana), McCullough (1967: 353 as Anaptychia casarettiana), Hansen (2003: 75)
- Heterodermia crocea R. C. Harris - Hansen et al. (2008: 45)
- Heterodermia echinata (Taylor) W. L. Culb. - Hansen (2003: 75), Hansen et al. (2008: 45)
- Heterodermia galactophylla (Tuck.) W. L. Culb. - Hansen (2003: 75)
- Heterodermia granulifera (Ach.) W. L. Culb. - McCullough (1964: 228 as Anaptychia granulifera), McCullough (1967: 353 as Anaptychia granulifera), Hansen (2003: 75)
- Heterodermia leucomelos (L.) Poelt - McCullough (1967: 228 as Anaptychia leucomelaena), Hansen (2003: 76), Hansen & Lendemer (2008: 30)
- Heterodermia obscurata (Nyl.) Trevis. - McCullough (1962: 15 as Anaptychia obscurata), McCullough (1964: 228 as Anaptychia obscurata), McCullough (1967: 353 as Anaptychia obscurata), Hansen (2003: 76), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Heterodermia speciosa (Wulfen) Trevis. - McCullough (1962: 15 as Anaptychia speciosa), McCullough (1967: 228 as Anaptychia speciosa), McCullough (1967: 353 as Anaptychia pseudospeciosa var. tremulans), Hansen (2003: 76), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 30)
- Heterodermia squamulosa (Degel.) W. L. Culb. - Hansen (2003: 76)
- Hyperphyscia adglutinata (Flörke) H. Mayrhofer & Poelt - Hansen (2003: 76)
- Hyperphyscia syncolla (Tuck. ex Nyl.) Kalb - Hansen (2003: 76)
- Hypogymnia krogiae Ohlsson - Hansen (2003: 76)
- Hypogymnia physodes (L.) Nyl. - Hansen (2003: 76)
- Hypotrachyna afrorevoluta (Krog & Swinscow) Krog & Swinscow - Hansen et al. (2008: 45)
- Hypotrachyna catawbiensis (Degel.) Divakar, A. Crespo, Sipman, Elix & Lumbsch - Hansen (2003: 73 as Everniastrum catawbiense)
- Hypotrachyna dentella (Hale & Kurok.) Hale - Hale & Kurokawa (1964: 172 Type in Washington, USA US), Hansen (2003: 76)
- Hypotrachyna horrescens (Taylor) Krog & Swinscow - McCullough (1964: 230 as Parmelia dissecta), McCullough (1967: 356 as Parmelia dissecta), McCullough (1967: 356 as Parmelia horrescens), Hansen (2003: 82 as Parmelinopsis horrescens), Hansen et al. (2008: 46 as Parmelinopsis horrescens)
- Hypotrachyna imbricatula (Zahlbr.) Hale - Hansen (2003: 76)
- Hypotrachyna laevigata (Sm.) Hale - Hansen (2003: 76)
- Hypotrachyna livida (Taylor) Hale - McCullough (1962: 14 as Parmelia livida), McCullough (1964: 231 as Parmelia livida), McCullough (1967: 356 as Parmelia livida), Hansen (2003: 76), Hansen & Dute (2005: 113), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Hypotrachyna minarum (Vain.) Krog & Swinscow - McCullough (1962: 14 as Parmelia hubrichtii), Hansen (2003: 81 as Parmelinopsis minarum), Hansen et al. (2008: 46 as Parmelinopsis minarum), Hansen & Lendemer (2008: 27 as Parmelinopsis minarum)
- Hypotrachyna osseoalba (Vain.) Y. S. Park & Hale - McCullough (1962: 14 as Parmelia formosana), McCullough (1964: 231 as Parmelia formosana), McCullough (1967: 356 as Parmelia formosana), Hansen (2003: 76), Hansen et al. (2008: 45)
- Hypotrachyna pustulifera (Hale) Skorepa - Hansen (2003: 76)
- Hypotrachyna rockii (Zahlbr.) Hale - Hansen (2003: 76)
- Hypotrachyna spumosa (Asahina) Krog & Swinscow - Hansen (2003: 82 as Parmelinopsis spumosa), Hansen et al. (2008: 46 as Parmelinopsis spumosa)
- Imshaugia aleurites (Ach.) S. L. F. Mey. - McCullough (1964: 232 as Parmeliopsis aleurites), McCullough (1967: 357 as Parmeliopsis aleurites), Hansen (2003: 77)
- Ionaspis lacustris (With.) Lutzoni - Hansen (2003: 77), Hansen & Lendemer (2008: 32)
- Jamesiella anastomosans (P. James & Vezda) Lücking, Sérus. & Vezda - Hansen & Lendemer (2008: 30)
- Julella fallaciosa (Stizenb. ex Arnold) R. C. Harris - Hansen (2003: 77)
- Lasallia papulosa (Ach.) Llano - McCullough (1964: 230), McCullough (1967: 355), Hansen (2003: 77)
- Lasallia pensylvanica (Hoffm.) Llano - Hansen (2003: 77)
- Lecanora allophana (Ach.) Nyl. - Hansen (2003: 77)
- Lecanora argentata (Ach.) Röhl. - Hansen (2003: 77)
- Lecanora caesiorubella Ach. subsp. caesiorubella - Hansen (2003: 77), Hansen (2003: 77 as Lecanora caesiorubella subsp. glaucomodes), Hansen & Lendemer (2008: 27)
- Lecanora carpinea (L.) Vain. - Hansen & Dute (2005: 113)
- Lecanora cenisia Ach. - Hansen (2003: 77)
- Lecanora chlarotera Nyl. - Hansen (2003: 77), Hansen et al. (2008: 45)
- Lecanora cinereofusca H. Magn. var. cinereofusca - Hansen (2003: 77)
- Lecanora cinereofusca H. Magn. var. appalachensis Brodo - Hansen (2003: 77)
- Lecanora cupressi Tuck. - Hansen (2003: 77), Hansen et al. (2008: 45)
- Lecanora hybocarpa (Tuck.) Brodo - Hansen (2003: 77), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Lecanora imshaugii Brodo - Hansen (2003: 77), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27)
- Lecanora leprosa Fée - Hansen (2003: 77)
- Lecanora louisianae B. de Lesd. - Hansen (2003: 77), Hansen et al. (2008: 45), Hansen & Lendemer (2008: 27), Hansen & Lendemer (2008: 29 as Lecanora louisianae)
- Lecanora miculata Ach. - Hansen et al. (2008: 45)
- Lecanora oreinoides (Körb.) Hertel & Rambold - Hansen (2003: 77)
- Lecanora pulicaris (Pers.) Ach. - Hansen & Dute (2005: 113)
- Lecanora strobilina (Spreng.) Kieffer - Hansen (2003: 77), Hansen & Lendemer (2008: 27)
- Lecanora subimmergens Vain. - Hansen (2003: 77)
- Lecanora subpallens Zahlbr. - Hansen & Dute (2005: 113 as Lecanora caesiorubella subsp. prolifera), Hansen & Lendemer (2008: 27)
- Lecanora symmicta (Ach.) Ach. - Hansen & Dute (2005: 113)
- Lecanora thysanophora R. C. Harris - Hansen (2003: 77), Hansen & Lendemer (2008: 27)
- Lecanora varia (Hoffm.) Ach. - Mohr (1901: xx), Hansen (2003: 78)
- Lecidea mamillana Tuck. - Tuckerman (1877: 180 as Lecidea mamillana Type), Hansen (2003: 78 as Lecidea mamillana)
- Lecidella euphorea (Flörke) Hertel - Hansen (2003: 78), Hansen et al. (2008: 45)
- Leimonis erratica (Körb.) R. C. Harris & Lendemer - Hansen (2003: 80 as Micarea erratica), Hansen et al. (2008: 46 as Micarea erratica)
- Leiorreuma explicans (Fink) Lendemer - Hedrick (1933: 313 as Phaeographina explicans Type in MICH), Hansen (2003: 85 as Phaeographina explicans), Hansen et al. (2008: 45)
- Leiorreuma patellulum (Fée) Staiger - Hansen (2003: 85 as Phaeographis patellula)
- Leiorreuma sericeum (Eschw.) Staiger - Hansen et al. (2008: 45)
- Lempholemma polyanthes (Bernh.) Malme - Hansen (2003: 78)
- Lempholemma umbella (Tuck.) Zahlbr. - Hansen (2003: 78)
- Lepidocollema marianum (Fr.) P. M. Jørg. - McCullough (1967: 355 as Pannaria mariana), Hansen (2003: 82 as Pannaria mariana)
- Lepra amara (Ach.) Hafellner - Hansen (2003: 84 as Pertusaria amara), Hansen & Lendemer (2008: 27 as Pertusaria amara)
- Lepra commutata (Müll. Arg.) Lendemer & R. C. Harris - Hansen et al. (2008: 46 as Pertusaria commutata), Hansen & Lendemer (2008: 27 as Pertusaria commutata)
- Lepra hypothamnolica (Dibben) Lendemer & R. C. Harris - Hansen (2003: 84 as Pertusaria hypothamnolica)
- Lepra multipunctoides (Dibben) Lendemer & R.C. Harris - Hansen (2003: 84 as Pertusaria multipunctoides)
- Lepra pustulata (Brodo & W.L. Culb.) Lendemer & R. C. Harris - Hansen (2003: 79 as Loxospora pustulata)
- Lepra trachythallina (Erichsen) Lendemer & R. C. Harris - Hansen (2003: 85 as Pertusaria trachythallina), Hansen et al. (2008: 47 as Pertusaria trachythallina), Hansen & Lendemer (2008: 29 as Pertusaria trachythallina)
- Lepraria caesiella R. C. Harris - Hansen & Lendemer (2008: 30)
- Lepraria elobata Tønsberg - Hansen (2003: 78)
- Lepraria finkii (B. de Lesd.) R. C. Harris - Hansen (2003: 78 erroneously as Lepraria lobificans), Hansen et al. (2008: 45 erroneously as Lepraria lobificans), Hansen & Lendemer (2008: 29 erroneously as Lepraria lobificans)
- Lepraria friabilis Lendemer, K. Knudsen & Elix - Lendemer et al. (2008: 64 Type in New York, USA NY), Hansen et al. (2008: 45)
- Lepraria vouauxii (Hue) R. C. Harris - Hansen (2003: 78 as Leproloma vouauxii)
- Leptogium austroamericanum (Malme) C. W. Dodge - McCullough (1967: 355), Hansen (2003: 78), Hansen & Lendemer (2008: 27)
- Leptogium azureum (Sw. ex Ach.) Mont. - Hansen (2003: 78), Hansen & Dute (2005: 113), Hansen & Lendemer (2008: 29)
- Leptogium chloromelum (Sw. ex Ach.) Nyl. - McCullough (1967: 355), Hansen (2003: 78)
- Leptogium corticola (Taylor) Tuck. - McCullough (1964: 230), McCullough (1967: 355), Hansen (2003: 78)
- Leptogium cyanescens (Pers.) Körb. - McCullough (1962: 15), McCullough (1964: 230), McCullough (1967: 355), Hansen & Dute (2005: 113), Hansen (2003: 78), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Leptogium hirsutum Sierk - Hansen (2003: 78)
- Leptogium isidiosellum (Riddle) Sierk - Hansen & Lendemer (2008: 30)
- Leptogium marginellum (Sw.) Gray - McCullough (1967: 355), Hansen (2003: 79), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 29)
- Leptogium milligranum Sierk - McCullough (1967: 355), Hansen (2003: 79)
- Leptogium phyllocarpum (Pers.) Mont. - Hansen (2003: 79)
- Leptogium pulchellum (Ach.) Nyl. var. pulchellum - Hansen (2003: 71 as Collema pulchellum), Hansen & Lendemer (2008: 28 as Collema pulchellum)
- Leptogium pulchellum (Ach.) Nyl. var. leucopeplum (Tuck.) ined. - Hansen & Dute (2005: 112 as Collema pulchellum var. leucopeplum)
- Leptogium pulchellum (Ach.) Nyl. var. subnigrescens (Müll. Arg.) ined. - Hansen (2003: 71 as Collema pulchellum var. subnigrescens)
- Leptogium saturninum (Dicks.) Nyl. - Hansen & Dute (2005: 113)
- Leptotrema wightii (Taylor) Müll. Arg. - Hansen (2003: 81 as Myriotrema wightii), Hansen & Lendemer (2008: 27)
- Letrouitia domingensis (Pers.) Hafellner & Bellem. - Hansen (2003: 79)
- Letrouitia parabola (Nyl.) R. Sant. & Hafellner - Hansen (2003: 79), Hansen & Lendemer (2008: 29)
- Letrouitia vulpina (Tuck.) Hafellner & Bellem. - Hansen & Dute (2005: 113)
- Leucodecton glaucescens (Nyl.) Frisch - Hansen (2003: 81 as Myriotrema glaucescens)
- Leucodecton subcompunctum (Nyl.) Frisch - Hansen (2003: 81 as Myriotrema subcompunctum), Hansen & Dute (2005: 114 as Myriotrema subcompunctum), Hansen & Lendemer (2008: 29)
- Lichina willeyi (Tuck.) Henssen - Henssen (1969: 90), Hansen (2003: 79)
- Lichinodium saxicola Henssen - Henssen (1974: 106 Type in Herb. Henssen)
- Lobaria pulmonaria (L.) Hoffm. - Hansen (2003: 79)
- Lobaria quercizans Michx. - Hansen (2003: 79)
- Lobaria ravenelii (Tuck.) Yoshim. - McCullough (1962: 15 as Lobaria erosa), McCullough (1964: 230 as Lobaria erosa), McCullough (1967: 355 as Lobaria erosa), Hansen (2003: 79), Hansen & Lendemer (2008: 31)
- Lobaria tenuis Vain. - Hansen & Dute (2005: 113), Methven et al. (xxx: xxx), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 29)
- Malmidea floridensis (Nyl.) M. Cáceres, Aptroot & Lücking - Hansen & Dute (2005: 113 as Lecidea floridensis)
- Malmidea hypomelaena Nyl. - Hansen (2003: 78 as Lecidea "hypomela")
- Maronea polyphaea H. Magn. - Hansen (2003: 79), Hansen et al. (2008: 46)
- Mazosia ocellata (Nyl.) R. C. Harris - Hansen et al. (2008: 46)
- Medusulina nitida (Eschw.) Müll. Arg. - Hansen (2003: 79)
- Megalaria leptocheila (Tuck.) Fryday & Lendemer - Hansen (2003: 68 as Catillaria leptocheila)
- Megalospora pachycheila (Tuck.) Sipman - Hansen (2003: 79), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 29)
- Megalospora porphyritis (Tuck.) R. C. Harris - Hansen (2003: 79), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 29)
- Megalospora tuberculosa (Fée) Sipman - Hansen (2003: 79)
- Melanelia culbersonii (Hale) A. Thell - Hansen (2003: 80)
- Melanelixia subaurifera (Nyl.) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - Hansen (2003: 80 as Melanelia subaurifera)
- Melanohalea halei (Ahti) O. Blanco, A. Crespo, Divakar, Essl., D. Hawksw. & Lumbsch - Hansen (2003: 80 as xxx)
- Menegazzia terebrata (Hoffm.) A. Massal. - Hansen (2003: 80)
- Metamelanea melambola (Tuck.) Henssen - Tuckerman (1877: 170 as Synalissa melambola Type in Geneva, Switzerland G), Henssen (1989: 109), Hansen (2003: 80)
- Micarea lithinella (Nyl.) Hedl. - Hansen (2003: 80)
- Micarea melaena (Nyl.) Hedl. - Hansen (2003: 80)
- Micarea neostipitata Coppins & P. F. May - Hansen (2003: 80), Hansen et al. (2008: 46)
- Micarea peliocarpa (Anzi) Coppins & R. Sant. - Hansen (2003: 80)
- Micarea prasina Fr. - Hansen (2003: 80), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Monoblastia borinquensis R. C. Harris - Hansen & Lendemer (2008: 31)
- Mycocalicium fuscipes (Tuck.) Fink - Hansen & Dute (2005: 114)
- Mycoporum acervatum R. C. Harris - Hansen (2003: 80)
- Mycoporum eschweileri (Müll. Arg.) R. C. Harris - Hansen (2003: 80), Hansen et al. (2008: 46)
- Mycoporum lacteum (Ach.) R. C. Harris - Hansen (2003: 80), Hansen et al. (2008: 46)
- Myelochroa aurulenta (Tuck.) Elix & Hale - McCullough (1962: 14 as Parmelia aurulenta), McCullough (1964: 230 as Parmelia aurulenta), McCullough (1967: 355 as Parmelia aurulenta), Hansen (2003: 80), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Myelochroa galbina (Ach.) Elix & Hale - McCullough (1962: 14 as Parmelia galbina), McCullough (1964: 231 as Parmelia galbina), McCullough (1967: 356 as Parmelia galbina), Hansen (2003: 81), Hansen & Lendemer (2008: 27)
- Myelochroa obsessa (Ach.) Elix & Hale - McCullough (1962: 14 as Parmelia obsessa), McCullough (1964: 231), McCullough (1967: 357 as Parmelia obsessa), Hansen (2003: 81)
- Myriolecis hagenii (Ach.) Ach. - Hansen (2003: 77 as Lecanora hagenii)
- Myriotrema rugiferum (Harm.) Hale - Hansen (2003: 81)
- Nadvornikia sorediata R. C. Harris - Hansen (2003: 81), Hansen & Dute (2005: 114), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Nephroma helveticum Ach. subsp. helveticum - McCullough (1964: 230), McCullough (1967: 355), Hansen (2003: 81)
- Normandina pulchella (Borrer) Nyl. - Hansen (2003: 81), Hansen & Lendemer (2008: 29)
- Ocellularia americana Hale - Hansen & Dute (2005: 114), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 29)
- Ocellularia sanfordiana (Zahlbr.) Hale - Hansen & Dute (2005: 114), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 29)
- Ochrolechia africana Vain. - Hansen (2003: 81), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Ochrolechia pseudopallescens Brodo - Hansen (2003: 81), Hansen & Lendemer (2008: 27)
- Ochrolechia yasudae Vain. - Hansen (2003: 81)
- Opegrapha anguinella (Nyl.) Ertz & Diederich - Sparrius (2004: xx as Enterographa anguinella), Hansen & Dute (2005: 112 as Enterographa anguinella)
- Opegrapha astraea Tuck. - Hansen & Lendemer (2008: 29), Lendemer (2008: 104)
- Opegrapha corticola Coppins & P. James - Hansen & Lendemer (2008: 29)
- Opegrapha rupestris Pers. - Hansen (2003: 81)
- Opegrapha vulgata (Ach.) Ach. - Hansen (2003: 81), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Pannaria conoplea (Ach.) Bory - McCullough (1964: 230 erroneously as Pannaria pityrea), McCullough (1967: 355 erroneously as Pannaria pityrea), Hansen (2003: 82)
- Pannaria lurida (Mont.) Nyl. subsp. lurida - McCullough (1964: 230), McCullough (1967: 355), Hansen (2003: 82), Hansen & Lendemer (2008: 29)
- Pannaria lurida (Mont.) Nyl. subsp. quercicola P. M. Jørg. - Hansen (2003: 82)
- Pannaria rubiginosa (Thunb. ex Ach.) Delise - McCullough (1964: 230), McCullough (1967: 355), Hansen (2003: 82)
- Pannaria tavaresii P. M. Jørg. - Hansen (2003: 82), Hansen & Lendemer (2008: 29)
- Parmelia squarrosa Hale - McCullough (1964: 232 falso as Parmelia saxatilis), McCullough (1967: 357 falso as Parmelia saxatilis), Hale (1971: 29), Hansen (2003: 82)
- Parmelia sulcata Taylor - Hansen & Dute (2005: 114)
- Parmeliella pannosa (Sw.) Müll. Arg. - Hansen (2003: 82)
- Parmeliella triptophylla (Ach.) Müll. Arg. - Hansen (2003: 82), Hansen & Lendemer (2008: 29)
- Parmeliopsis subambigua Gyeln. - McCullough (1962: 15 as Parmeliopsis ambigua), McCullough (1964: 232 as Parmeliopsis ambigua), McCullough (1967: 357 as Parmeliopsis ambigua), Hansen (2003: 82)
- Parmotrema arnoldii (Du Rietz) Hale - Hansen (2003: 82)
- Parmotrema austrosinense (Zahlbr.) Hale - Hansen (2003: 82)
- Parmotrema cetratum (Ach.) Hale - McCullough (1964: 230 as Parmelia cetrata), McCullough (1967: 356 as Parmelia cetrata), Hansen (2003: 91 as Rimelia cetrata)
- Parmotrema crinitum (Ach.) M. Choisy - McCullough (1962: 14 as Parmelia crinita), McCullough (1964: 230 as Parmelia crinita), McCullough (1967: 356 as Parmelia crinita), Hansen (2003: 83), Hansen & Lendemer (2008: 29)
- Parmotrema cristiferum (Taylor) Hale - Hansen (2003: 83)
- Parmotrema dilatatum (Vain.) Hale - Hansen et al. (2008: 46)
- Parmotrema endosulphureum (Hillmann) Hale - Hansen (2003: 83)
- Parmotrema eurysacum (Hue) Hale - Hale (1971: 425 as Parmelia permaculata), Kurokawa (2001: 8), Kurokawa (2001: 8 as Parmotrema permaculatum), Hansen (2003: 83), Hansen (2003: 83 as Parmotrema permaculatum)
- Parmotrema gardneri (C. W. Dodge) Sérus. - Hansen & Dute (2005: 114), Hansen et al. (2008: 46)
- Parmotrema haitiense (Hale) Hale - Hansen & Dute (2005: 111 as Canomaculina haitiensis)
- Parmotrema hypoleucinum (J. Steiner) Hale - Hansen et al. (2008: 46)
- Parmotrema hypotrypum (Nyl.) Hale - McCullough (1962: 14 as Parmelia hypotropa), McCullough (1964: 231 as Parmelia hypotropa), McCullough (1967: 356 as Parmelia hypotropa), Hansen (2003: 83), Hansen et al. (2008: 46)
- Parmotrema internexum (Nyl.) Hale ex DePriest & B. W. Hale - McCullough (1964: 231 as Parmelia internexa), Hansen (2003: 83)
- Parmotrema louisiana (Hale) Hale - Hansen (2003: 83)
- Parmotrema madagascariaceum (Hue) Hale - McCullough (1964: 231 as Parmelia madagascariacea), McCullough (1967: 356 as Parmelia madagascariacea), Hansen (2003: 83)
- Parmotrema margaritatum (Hue) Hale - Hansen & Dute (2005: 114)
- Parmotrema mellissii (C. W. Dodge) Hale - McCullough (1967: 356 as Parmelia mellissii), Hansen (2003: 83), Hansen et al. (2008: 46)
- Parmotrema perforatum (Jacq.) A. Massal. - McCullough (1962: 14 as Parmelia perforata), McCullough (1964: 231 as Parmelia perforata), McCullough (1967: 357 as Parmelia perforata), Hansen & Dute (2005: 114), Hansen (2003: 83), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Parmotrema perlatum (Huds.) M. Choisy - Hansen (2003: 83 as Parmotrema chinense)
- Parmotrema praesorediosum (Nyl.) Hale - Hansen (2003: 83), Hansen et al. (2008: 46)
- Parmotrema rampoddense (Nyl.) Hale - McCullough (1964: 231 as Parmelia rampoddensis), McCullough (1967: 357 as Parmelia rampoddensis), Hansen (2003: 83), Hansen & Lendemer (2008: 27)
- Parmotrema reticulatum (Taylor) M. Choisy - McCullough (1962: 14 as Parmelia reticulata), McCullough (1964: 231 as Parmelia reticulata), McCullough (1967: 357 as Parmelia reticulata), Hansen (2003: 91 as Rimelia reticulata), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Parmotrema stuppeum (Taylor) Hale - Hansen (2003: 83)
- Parmotrema subisidiosum (Müll. Arg.) Hale - McCullough (1964: 232 as Parmelia subisidiosa), McCullough (1967: 357 as Parmelia subisidiosa), Hansen (2003: 91 as Rimelia subisidiosa), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Parmotrema submarginale (Michx.) DePriest & B. W. Hale - McCullough (1962: 14 as Parmelia epiclada), McCullough (1964: 231 as Parmelia epiclada), McCullough (1967: 357 as Parmelia michauxiana), Hansen & Dute (2005: 114), Hansen (2003: 83), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Parmotrema subrigidum Egan - Hansen (2003: 83 erroneously as Parmotrema rigidum), Egan et al. (2005: 405)
- Parmotrema subtinctorium (Zahlbr.) Hale - McCullough (1962: 14 as Parmelia subcrinita), McCullough (1964: 232 as Parmelia subcrinita), McCullough (1964: 232 as Parmelia subtinctoria), McCullough (1967: 357 as Parmelia subcrinita), McCullough (1967: 357 as Parmelia subtinctoria), Hansen (2003: 67 as Canomaculina subtinctoria)
- Parmotrema sulphuratum (Nees & Flot.) Hale - Hansen (2003: 83)
- Parmotrema tinctorum (Despr. ex Nyl.) Hale - McCullough (1962: 14 as Parmelia tinctorum), McCullough (1964: 232 as Parmelia tinctorum), McCullough (1967: 357 as Parmelia tinctorum), Gibson et al. (2002: 210), Hansen (2003: 83), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Parmotrema ultralucens (Krog) Hale - Hansen (2003: 84)
- Parmotrema xanthinum (Müll. Arg.) Hale - Hansen (2003: 84)
- Peltigera canina (L.) Willd. - McCullough (1962: 15), McCullough (1964: 232), Hansen (2003: 84)
- Peltigera evansiana Gyeln. - Hansen (2003: 84)
- Peltigera horizontalis (Huds.) Baumg. - Hansen (2003: 84)
- Peltigera hymenina (Ach.) Delise - Hansen & Dute (2005: 114)
- Peltigera phyllidiosa Goffinet & Miadl. - Goffinet & Miadlikowska (1999: 255), Hansen (2003: 84)
- Peltigera polydactylon (Neck.) Hoffm. - McCullough (1962: 15), McCullough (1967: 358), Hansen (2003: 84), Hansen & Lendemer (2008: 31)
- Peltigera praetextata (Flörke ex Sommerf.) Zopf - Brodo et al. (2001: xx), Hansen (2003: 84), Hansen et al. (2008: 46)
- Peltigera rufescens (Weiss) Humb. - McCullough (1967: 358 as Peltigera canina var. rufescens), Hansen (2003: 84)
- Peltula euploca (Ach.) Poelt ex Pišút - Wetmore (1970: xx), Hansen (2003: 84)
- Peltula tortuosa (Ach.) Wetmore - Hansen (2003: 84)
- Pertusaria copiosa Erichsen - Hansen (2003: 84), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 27)
- Pertusaria epixantha R. C. Harris - Hansen (2003: 84), Hansen et al. (2008: 46), Hansen & Lendemer (2008: 32)
- Pertusaria globularis (Ach.) Tuck. - Hansen (2003: 84)
- Pertusaria leioplaca DC. - Hansen (2003: 84), Hansen & Lendemer (2008: 27)
- Pertusaria neoscotica I. M. Lamb - Hansen (2003: 85), Hansen et al. (2008: 46)
- Pertusaria ostiolata Dibben - Hansen (2003: 85)
- Pertusaria paratuberculifera Dibben - Hansen (2003: 85), Hansen et al. (2008: 47)
- Pertusaria plittiana Erichsen - Hansen (2003: 85)
- Pertusaria propinqua Müll. Arg. - Hansen (2003: 85)
- Pertusaria pustulata (Ach.) Duby - Hansen (2003: 85), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 29)
- Pertusaria pustulata (Ach.) Duby var. evansii Erichsen - Hansen (2003: 85)
- Pertusaria sinusmexicani Dibben - Hansen (2003: 85), Hansen & Dute (2005: 114), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 27)
- Pertusaria subpertusa Brodo - Hansen (2003: 85), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 31)
- Pertusaria tetrathalamia (Fée) Nyl. - Hansen (2003: 85), Hansen et al. (2008: 47)
- Pertusaria texana Müll. Arg. - Hansen (2003: 85), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 27)
- Pertusaria xanthodes Müll. Arg. - Dibben (1980: xx), Brodo et al. (2001: xx), Hansen (2003: 85)
- Petractis farlowii (Tuck. ex Nyl.) Vezda - Hansen (2003: 75 as Gyalecta farlowii), Hansen & Dute (2005: 112 as Gyalecta farlowii)
- Phaeographis dendritica (Ach.) Müll. Arg. - Hansen (2003: 85)
- Phaeographis erumpens (Nyl.) Müll. Arg. - Hansen & Dute (2005: 114), Hansen et al. (2008: 47)
- Phaeographis punctiformis (Eschw.) Müll. Arg. - Hansen (2003: 85)
- Phaeophyscia adiastola (Essl.) Essl. - Hansen (2003: 85)
- Phaeophyscia ciliata (Hoffm.) Moberg - McCullough (1962: 15 as Physcia ciliata), McCullough (1964: 232 as Physcia ciliata), McCullough (1967: 358 as Physcia ciliata), Hansen (2003: 85), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 29)
- Phaeophyscia hirsuta (Mereschk.) Essl. - Hansen (2003: 85 as Phaeophyscia cernohorskyi)
- Phaeophyscia hispidula (Ach.) Essl. - Hansen (2003: 85)
- Phaeophyscia orbicularis (Neck.) Moberg - McCullough (1962: 15), McCullough (1964: 232 as Physcia orbicularis), McCullough (1967: 358 as Physcia orbicularis)
- Phaeophyscia pusilloides (Zahlbr.) Essl. - Hansen (2003: 85)
- Phaeophyscia rubropulchra (Degel.) Moberg - Hansen (2003: 85), Hansen & Dute (2005: 114), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 27)
- Phaeophyscia squarrosa Kashiw. - McCullough (1962: 15 as Physcia culbersonii), McCullough (1964: 232 erroneously as Physcia lacinulata), McCullough (1967: 358 erroneously as Physcia lacinulata), Hansen (2003: 86), Hansen & Lendemer (2008: 29)
- Phlyctis ludoviciensis (Müll. Arg.) Lendemer - Hansen (2003: 86 as Phlyctidia ludoviciensis), Hansen & Dute (2005: 115 as Phlyctidia ludoviciensis), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 28)
- Phyllopsora breviuscula (Nyl.) Müll. Arg. - Hansen (2003: 86 as Phyllopsora parvifolia var. breviuscula)
- Phyllopsora confusa Swinscow & Krog - Hansen & Dute (2005: 115), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 28)
- Phyllopsora corallina (Eschw.) Müll. Arg. var. corallina - Brako (1991: xx), Hansen & Dute (2005: 115), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 29)
- Phyllopsora parvifolia (Pers.) Müll. Arg. - Brako (1991: xx), Hansen (2003: 86), Hansen & Lendemer (2008: 28)
- Phyllopsora santensis (Tuck.) Swinscow & Krog - Brako (1991: xx as Phyllopsora corallina var. santensis), Hansen (2003: 86 as Phyllopsora corallina var. santensis)
- Physcia aipolia (Ehrh. ex Humb.) Fürnr. var. aipolia - McCullough (1964: 232), McCullough (1967: 358)
- Physcia americana G. Merr. - McCullough (1962: 15 erroneously as Physcia tribacoides), McCullough (1964: 232 erroneously as Physcia tribacoides), McCullough (1967: 358 erroneously as Physcia tribacoides), Hansen (2003: 86), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 28)
- Physcia atrostriata Moberg - McCullough (1964: 232 erroneously as Physcia albicans), McCullough (1967: 358 erroneously as Physcia albicans), Hansen (2003: 86), Hansen & Dute (2005: 115), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 29)
- Physcia crispa Nyl. - Hansen (2003: 86)
- Physcia halei J. W. Thomson - Hansen (2003: 86)
- Physcia millegrana Degel. - Hansen (2003: 86)
- Physcia neogaea R. C. Harris - Hansen (2003: 86), Hansen et al. (2008: 47)
- Physcia phaea (Tuck.) J. W. Thomson - Hansen (2003: 86)
- Physcia pseudospeciosa J. W. Thomson - Hansen (2003: 86)
- Physcia pumilior R. C. Harris - Hansen (2003: 87), Hansen et al. (2008: 47)
- Physcia sorediosa (Vain.) Lynge - Hansen (2003: 87), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 28)
- Physcia stellaris (L.) Nyl. - McCullough (1964: 232), McCullough (1967: 358), Hansen (2003: 87)
- Physcia subtilis Degel. - McCullough (1967: 358), Hansen (2003: 87)
- Physciella chloantha (Ach.) Essl. - Hale (1979: xx as Physcia chloantha), Brodo et al. (2001: xx), Hansen (2003: 87)
- Piccolia conspersa (Fée) Hafellner - Hansen (2003: 87)
- Piccolia ochrophora (Nyl.) Hafellner - Hansen et al. (2008: 47)
- Placidium arboreum (Schw. ex E. Michener) Lendemer - McCullough (1964: 230 as Dermatocarpon tuckermanii), McCullough (1967: 355 as Dermatocarpon tuckermanii), Hansen (2003: 87 as Placidium tuckermanii), Hansen & Lendemer (2008: 32)
- Placidium chilense (Räsänen) Breuss - Hansen (2003: 87)
- Placidium squamulosum (Ach.) Breuss - McCullough (1964: 229 as Dermatocarpon hepaticum), McCullough (1967: 355 as Dermatocarpon hepaticum), Hansen (2003: 87)
- Placopyrenium fuscellum (Turn.) Gueidan & Cl. Roux - Mohr (1901: 268 as Verrucaria fuscella), Hansen (2003: 94 as Verrucaria fuscella)
- Placynthiella dasaea (Stirt.) Tønsberg - Hansen et al. (2008: 47)
- Placynthiella oligotropha (J. R. Laundon) Coppins & P. James - Hansen (2003: 87)
- Placynthium flabellosum (Tuck.) Zahlbr. - Hansen et al. (2008: 47)
- Placynthium nigrum (Huds.) Gray - Hansen (2003: 87)
- Placynthium petersii (Nyl.) Burnham - Hansen (2003: 87)
- Placynthium stenophyllum (Tuck.) Fink - Tuckerman (1877: 169 as Pannaria stenophylla Type in FH), Fink (xx: xx), Hansen (2003: 87)
- Platismatia tuckermanii (Oakes) W. L. Culb. & C. F. Culb. - McCullough (1967: 228 as Cetraria tuckermanii), Hansen (2003: 87)
- Platygramme caesiopruinosa (Fée) Fée - Hansen (2003: 85 as Phaeographina caesiopruinosa)
- Polyblastidium hypoleucum (Ach.) Kalb - McCullough (1964: 228 as Anaptychia hypoleuca), McCullough (1967: 353 as Anaptychia hypoleuca), Hansen (2003: 75 as Heterodermia hypoleuca)
- Polychidium muscicola (Sw.) Gray - Hansen (2003: 87)
- Polymeridium catapastum (Nyl.) R. C. Harris - Hansen (2003: 88), Hansen et al. (2008: 47)
- Polymeridium proponens (Nyl.) R. C. Harris - Hansen (2003: 88), Hansen & Lendemer (2008: 29)
- Polymeridium quinqueseptatum (Nyl.) R. C. Harris - Mohr (1901: 267 as Pyrenula quinqueseptata), Hansen (2003: 88), Hansen et al. (2008: 47)
- Polysporina simplex (Taylor) Vezda - Hansen (2003: 88), Hansen et al. (2008: 47)
- Porina heterospora (Fink ex J. Hedrick) R. C. Harris - Hansen (2003: 88), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 28)
- Porina nucula Ach. - Hansen (2003: 88)
- Porina scabrida R. C. Harris - Hansen et al. (2008: 47)
- Porpidia albocaerulescens (Wulfen) Hertel & Knoph var. albocaerulescens - Hansen (2003: 88)
- Porpidia macrocarpa (DC.) Hertel & A. J. Schwab - Hansen (2003: 88), Hansen et al. (2008: 47)
- Porpidia subsimplex (H. Magn.) Fryday - Hansen (2003: 88 as Porpidia tahawasiana)
- Protoblastenia rupestris (Scop.) J. Steiner - Hansen (2003: 88)
- Protoparmelia capitata Lendemer - Lendemer & Lumbsch (2008: 333)
- Protoparmelia isidiata Diederich, Aptroot & Sérus. - Lendemer & Lumbsch (2008: 335)
- Protoparmeliopsis muralis (Schreb.) M. Choisy - Hansen (2003: 77 as Lecanora muralis)
- Pseudevernia consocians (Vain.) Hale & W. L. Culb. - Hansen (2003: 88)
- Pseudoparmelia cubensis Elix & T. H. Nash - Hansen (2003: 88), Hansen et al. (2008: 47)
- Pseudoparmelia uleana (Müll. Arg.) Elix & T. H. Nash - Hansen (2003: 88), Hansen et al. (2008: 47)
- Pseudosagedia cestrensis (Tuck. ex E. Michener) R. C. Harris - Mohr (1901: 268 as Sagedia cestrensis), Hansen (2003: 88 as Porina cestrensis), Hansen et al. (2008: 47)
- Pseudosagedia rhaphidosperma (Müll. Arg.) R. C. Harris - Hansen et al. (2008: 47), Hansen & Lendemer (2008: 28)
- Psora decipiens (Hedwig) Hoffm. - Hansen (2003: 88)
- Psora icterica (Mont.) Müll. Arg. - Hansen & Goertzen (2012: 51 First record)
- Psora russelii (Tuck.) A. Schneider - Hansen (2003: 88)
- Psorotichia schaereri (A. Massal.) Arnold - Hansen (2003: 89)
- Psorula rufonigra (Tuck.) Gotth. Schneider - Hansen (2003: 89)
- Punctelia appalachensis (W. L. Culb.) Krog - Hansen (2003: 89)
- Punctelia bolliana (Müll. Arg.) Krog - Hansen (2003: 89)
- Punctelia eganii Hodkinson & Lendemer - Hodkinson & Lendemer (2011: 35 Type in New York, USA NY)
- Punctelia punctilla (Hale) Krog - Hansen (2003: 89)
- Punctelia rudecta (Ach.) Krog - McCullough (1962: 14 as Parmelia rudecta), McCullough (1964: 231 as Parmelia rudecta), McCullough (1967: 357 as Parmelia rudecta), Hansen (2003: 89), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 28)
- Pycnothelia papillaria Dufour - Hansen (2003: 89)
- Pyrenula anomala (Ach.) Vain. - Mohr (1901: 267 mistaken as Pyrenula aggregata), Hansen (2003: 89)
- Pyrenula astroidea (Fée) R. C. Harris - Tuckerman (1872: xx as Pyrenastrum astroidea), Mohr (1901: 268 as Pyrenastrum astroidea), Hansen (2003: 89)
- Pyrenula balia (Kremp.) R. C. Harris - Mohr (1901: 267 as Pyrenula mamillana var. santensis), Hansen (2003: 90 as Pyrenula santensis), Hansen & Lendemer (2008: 29 as Pyrenula santensis)
- Pyrenula caryae R. C. Harris - Hansen (2003: 89)
- Pyrenula confoederata R. C. Harris - Hansen (2003: 89), Hansen & Dute (2005: 115)
- Pyrenula cruenta (Mont.) Vain. - Mohr (1901: 268 as Trypethelium cruentum), Hansen (2003: 89), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 28)
- Pyrenula cuyabensis (Malme) R. C. Harris - Hansen (2003: 89)
- Pyrenula fetivica (Kremp.) Müll. Arg. - Hansen (2003: 89 as Pyrenula citriformis)
- Pyrenula laevigata (Pers.) Arnold - Mohr (1901: 267 as Pyrenula glabrata)
- Pyrenula leucostoma Ach. - Hansen (2003: 89), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 28)
- Pyrenula mamillana (Ach.) Trev. - Hansen (2003: 89), Hansen & Lendemer (2008: 28)
- Pyrenula microcarpa Müll. Arg. - Hansen (2003: 89), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 29)
- Pyrenula microtheca R. C. Harris - Hansen (2003: 89)
- Pyrenula novemseptata Vain. - Hansen (2003: 90 as Pyrrhospora varians), Hansen et al. (2008: 48 as Pyrrhospora varians), Hansen & Lendemer (2008: 28 as Pyrrhospora varians)
- Pyrenula pseudobufonia (Rehm) R. C. Harris - Hansen (2003: 90), Hansen et al. (2008: 47)
- Pyrenula punctella (Nyl.) Trevis. - Hansen (2003: 90), Hansen et al. (2008: 47)
- Pyrenula pyrenuloides (Mont.) R. C. Harris - Hansen (2003: 90)
- Pyrenula ravenelii (Tuck.) R. C. Harris - Hansen (2003: 90), Hansen et al. (2008: 47)
- Pyrenula septicollaris (Eschw.) R. C. Harris - Hansen (2003: 90)
- Pyrenula sexlocularis (Nyl.) Müll. Arg. - Hansen (2003: 89 as Pyrenula concatervans), Hansen et al. (2008: 47 as Pyrenula concatervans)
- Pyrenula thelomorpha Tuck. - Hansen (2003: 90), Hansen et al. (2008: 47), Hansen & Lendemer (2008: 29)
- Pyxine albovirens (G. Mey.) Aptroot - Hansen (2003: 90), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 30)
- Pyxine sorediata (Ach.) Mont. - McCullough (1962: 15), McCullough (1964: 233), McCullough (1967: 358), Hansen (2003: 90), Hansen (2003: 90 as Pyxine eschweileri), Hansen et al. (2008: 48 as Pyxine eschweileri)
- Pyxine subcinerea Stirt. - McCullough (1967: 358 as Pyxine caesiopruinosa), Hansen (2003: 90), Hansen (2003: 90 as Pyxine caesiopruinosa), Hansen et al. (2008: 48), Hansen et al. (2008: 48 as Pyxine caesiopruinosa), Hansen & Lendemer (2008: 28), Hansen & Lendemer (2008: 28 as Pyxine caesiopruinosa)
- Ramalina americana Hale - Hansen (2003: 90), Hansen et al. (2008: 48)
- Ramalina celastri (Spreng.) Krog & Swinscow - Hansen (2003: 90)
- Ramalina complanata (Sw.) Ach. - Hansen (2003: 90)
- Ramalina culbersoniorum LaGreca - LaGreca (1999: xx), Brodo et al. (2001: xx), Hansen (2003: 90), Hansen et al. (2008: 48)
- Ramalina fastigiata (Pers.) Ach. - McCullough (1964: 233), McCullough (1967: 358), Hansen (2003: 90)
- Ramalina intermedia (Delise ex Nyl.) Nyl. - McCullough (1964: 233), Hansen (2003: 91)
- Ramalina montagnei De Not. - Hansen (2003: 91), Hansen et al. (2008: 48)
- Ramalina paludosa B. J. Moore - Hansen (2003: 91)
- Ramalina rigida Pers. ex Ach. - Hansen (2003: 91)
- Ramalina stenospora Müll. Arg. - Hansen (2003: 91), Hansen et al. (2008: 48), Lendemer (2008: 104)
- Ramalina willeyi R. Howe - Hale (1979: xx), Brodo et al. (2001: xx), Hansen (2003: 91), Hansen et al. (2008: 48)
- Ramboldia russula (Ach.) Kalb, Lumbsch & Elix - Hansen (2003: 90 as Pyrrhospora russula), Hansen et al. (2008: 47 as Pyrrhospora russula), Hansen & Lendemer (2008: 28 as Pyrrhospora russula)
- Reimnitzia santensis (Tuck.) Kalb - Hansen (2003: 93 as Thelotrema santense), Hansen & Lendemer (2008: 30)
- Rhabdodiscus granulosus (Tuck.) Rivas Plata, Lücking & Lumbsch - Hansen (2003: 81 as Ocellularia granulosa)
- Rhizocarpon disporum (Nägeli ex Hepp) Müll. Arg. - Hansen (2003: 91)
- Rhizocarpon hochstetteri (Körb.) Vain. - Hansen (2003: 91)
- Rhizocarpon petraeum (Wulfen) A. Massal. - Hansen (2003: 91)
- Rhizoplaca chrysoleuca (Sm.) Zopf - Hansen (2003: 91)
- Rhymbocarpus neglectus (Vain.) Diederich & Etayo - Hansen (2003: 78 as Lepraria caesioalba), Hansen (2003: 78 as Lepraria neglecta)
- Rinodina lepida (Nyl.) Müll. Arg. - Hansen (2003: 91)
- Rinodina maculans (Kremp.) Müll. Arg. - Hansen (2003: 91 as Rinodina applanata), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 28)
- Rinodina tephraspis (Tuck.) Herre - Hansen (2003: 91)
- Romjularia lurida (Ach.) Timdal - Tuckerman (1877: 179 as Biatora petri Type), Fink (1935: 213 as Psora petri), Timdal (1984: 534 as Lecidea lurida), Hansen (2003: 78 as Lecidea lurida), Hansen & Dute (2005: 114 as Mycobilimbia lurida)
- Rostania callibotrys (Tuck.) Otálora, P. M. Jørg. & Wedin - Tuckerman (1882: xxx as Collema callibotrys), Mohr (1901: xx as Collema callibotrys), Hansen (2003: 71 as Collema callibotrys), Hansen & Lendemer (2008: 30 as Collema callibotrys)
- Rostania occultata (Bagl.) Otálora, P. M. Jørg. & Wedin - Hansen (2003: 71 as Collema occultatum)
- Santessoniella crossophylla (Tuck.) P. M. Jørg. - Hansen (2003: 91)
- Sarcogyne clavus (DC.) Kremp. - Hansen (2003: 92), Hansen & Dute (2005: 115)
- Sarcogyne hypophaea (Nyl.) Arnold - Hansen (2003: 92 as Sarcogyne privigna)
- Sarcogyne regularis Körb. - Hansen (2003: 92)
- Sarcogyne similis H. Magn. - Hansen (2003: 92)
- Sclerophyton elegans Eschw. - Hansen & Dute (2005: 115 as Sclerophyton inscriptum)
- Scoliciosporum chlorococcum (Graewe ex Stenh.) Vezda - Brodo et al. (2001: xx), Hansen (2003: 92)
- Scytinium apalachense (Tuck.) Otálora, P. M. Jørg. & Wedin - Hansen (2003: 78 as Leptogium apalachense)
- Scytinium dactylinum (Tuck.) Otálora, P. M. Jørg. & Wedin - Hansen (2003: 78 as Leptogium dactylinum)
- Scytinium juniperinum (Tuck.) Otálora, P. M. Jørg. & Wedin - Hansen (2003: 79 as Leptogium juniperinum)
- Scytinium lichenoides (L.) Otálora, P. M. Jørg. & Wedin - Hansen (2003: 79 as Leptogium lichenoides), Hansen & Lendemer (2008: 29 as Leptogium lichenoides)
- Spilonema paradoxum Bornet - McCullough (1967: 359), Hansen (2003: 92)
- Spilonema revertens Nyl. - Hansen (2003: 92)
- Squamulea subsoluta (Nyl.) Arup, Søchting & Frödén - Hansen (2003: 67 as Caloplaca subsoluta)
- Sticta beauvoisii Delise - Hansen (2003: 92), Hansen & Lendemer (2008: 30)
- Sticta carolinensis T. McDonald - McDonald et al. (2003: 74 First record), Hansen (2003: 92), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 30)
- Strigula americana R. C. Harris - Hansen (2003: 92)
- Strigula bermudana (Tuck. ex Nyl.) R. C. Harris - Hansen & Lendemer (2008: 30)
- Strigula orbicularis Fr. - Mohr (1901: 267 as Strigula complanata), Hansen (2003: 92 as Strigula complanata)
- Strigula smaragdula Fr.: Fr. - Hansen (2003: 92), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 30)
- Strigula viridiseda (Nyl.) R. C. Harris - Hansen (2003: 92)
- Sulcopyrenula staurospora (Tuck. ex Willey) H. Harada - Harada (1999: xx), Hansen (2003: 92), Hansen & Dute (2005: 110 as Anthracothecium staurosporum)
- Synalissa symphorea (Ach.) Nyl. - Hansen (2003: 92)
- Tapellaria epiphylla (Müll. Arg.) R. Sant. - Hansen (2003: 92)
- Teloschistes exilis (Michx.) Vain. - Hansen (2003: 92), Hansen et al. (2008: 48)
- Teloschistes flavicans (Sw.) Norman - Hansen (2003: 92)
- Tephromela atra (Huds.) Hafellner - Hansen (2003: 93), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 30)
- Tetramelas querneus (Dicks.) Norman - Hansen & Lendemer (2008: 32 as Pyrrhospora quernea)
- Thelidium minutulum Körb. - Hansen & Dute (2005: 115), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 30)
- Thelocarpon superellum Nyl. - Hansen et al. (2008: 48)
- Thelotrema adjectum Nyl. - Hansen & Dute (2005: 115), Hansen et al. (2008: 48)
- Thelotrema defectum Hale ex R. C. Harris - Hansen (2003: 93)
- Thelotrema monospermum R. C. Harris - Hansen (2003: 93), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 31)
- Thyrea girardii (Durieu & Mont.) Bagl. & Carestia - Hansen (2003: 93)
- Toninia tristis (Th. Fr.) Th. Fr. subsp. tristis - Hansen (2003: 93)
- Trapelia coarctata (Turner ex Sm. & Sow.) M. Choisy - Hansen & Dute (2005: 115)
- Trapeliopsis flexuosa (Fr.) Coppins & P. James - Brodo et al. (2001: xx), Hansen (2003: 93), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 32)
- Trapeliopsis granulosa (Hoffm.) Lumbsch - Brodo et al. (2001: xx), Hansen (2003: 93)
- Trapeliopsis viridescens (Schrad.) Coppins & P. James - Hansen (2003: 93)
- Trypethelium aeneum (Eschw.) Zahlbr. - Hansen & Dute (2005: 115), Methven et al. (xxx: xx)
- Trypethelium variolosum Ach. - Mohr (1901: 268 as Trypethelium catervarium)
- Trypethelium tropicum (Ach.) Müll. Arg. - Mohr (1901: 267 as Pyrenula tropica), Hansen (2003: 93), Hansen et al. (2008: 48)
- Trypethelium variolosum Ach. - Hansen (2003: 65 as Astrothelium variolosum), Hansen et al. (2008: 48)
- Trypethelium virens Tuck. - Mohr (1901: 268 as ?), Mohr (1901: 268 as Trypethelium exocanthum), Mohr (1901: 268 as Trypethelium scorites), Hansen (2003: 93), Hansen & Dute (2005: 115), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 28)
- Tuckermanella fendleri (Nyl.) Essl. - Hansen (2003: 93), Hansen & Lendemer (2008: 30)
- Tuckermannopsis ciliaris (Ach.) Gyeln. - McCullough (1964: 228 as Cetraria ciliaris), McCullough (1967: 353 as Cetraria ciliaris), Hansen (2003: 93)
- Umbilicaria mammulata (Ach.) Tuck. - Hansen (2003: 93)
- Usnea amblyoclada (Müll. Arg.) Zahlbr. - Clerc & Herrera-Campos (1997: 287), Hansen (2003: 94)
- Usnea baileyi (Stirt.) Zahlbr. - Hansen (2003: 94)
- Usnea ceratina Ach. - Hansen (2003: 94)
- Usnea dasopoga (Ach.) Nyl. - McCullough (1964: 233), McCullough (1967: 359)
- Usnea endochrysea Stirt. - Stirton (1881: 107 Type), Hansen et al. (2008: 48)
- Usnea evansii Motyka - Hansen (2003: 94)
- Usnea mutabilis Stirt. - Stirton (1881: 107 Protologue), McCullough (1962: 15), McCullough (1964: 233), McCullough (1967: 359), Hansen (2003: 94), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 30) Type
- Usnea rubicunda Stirt. - McCullough (1964: 233), McCullough (1967: 359), Hansen (2003: 94), Hansen et al. (2008: 48 as Usnea pensylvanica), Hansen & Lendemer (2008: 28 as Usnea pensylvanica)
- Usnea strigosa (Ach.) Pers. subsp. strigosa - McCullough (1964: 233), McCullough (1967: 359), Hansen (2003: 94), Hansen & Dute (2005: 115), Hansen et al. (2008: 48), Hansen & Lendemer (2008: 28)
- Usnea strigosa (Ach.) Pers. subsp. rubiginea (Michx.) I. Tav. - Hansen (2003: 94)
- Usnea subfloridana Stirt. - McCullough (1964: 233 erroneously as Usnea comosa), McCullough (1967: 359 erroneously as Usnea comosa)
- Usnea subfusca Stirt. - Hansen (2003: 94)
- Usnea subscabrosa Nyl. ex Motyka - Hansen (2003: 94), Hansen & Lendemer (2008: 30)
- Usnea trichodea Ach. - McCullough (1964: 233), Hansen (2003: 94)
- Usnocetraria oakesiana (Tuck.) M. J. Lai & J. C. Wei - Hale (1979 as Cetraria oakesiana), Hansen (2003: 64 as Allocetraria oakesiana)
- Vahliella leucophaea (Vahl) P. M. Jørg. - McCullough (1962: 15 as Parmeliella microphylla), McCullough (1967: 357 as Parmeliella microphylla), Hansen (2003: 74 as Fuscopannaria leucophaea)
- Varicellaria velata (Turner) I. Schmitt & Lumbsch - Hansen (2003: 85 as Pertusaria velata), Hansen et al. (2008: 47 as Pertusaria velata), Hansen & Lendemer (2008: 29 as Pertusaria velata)
- Variospora dolomiticola (Hue) Arup, Søchting & Frödén - Hansen (2003: 67 as Caloplaca schaereri)
- Verrucaria calkinsiana Servít - Hansen (2003: 94)
- Vulpicida viridis (Schwein.) J.-E. Mattsson & M. J. Lai - McCullough (1967: 353 as Cetraria viridis), Hansen (2003: 94)
- Xanthoparmelia angustiphylla (Gyeln.) Hale - Hansen (2003: 94)
- Xanthoparmelia chlorochroa (Tuck.) Hale - Hansen (2003: 94)
- Xanthoparmelia conspersa (Ach.) Hale - McCullough (1962: 14 as Parmelia isidiata), McCullough (1964: 231 as Parmelia isidiata), McCullough (1967: 356 as Parmelia conspersa), Hansen (2003: 95)
- Xanthoparmelia cumberlandia (Gyeln.) Hale - Hansen (2003: 95)
- Xanthoparmelia hypofusca (Gyeln.) Hodkinson & Lendemer - Hansen (2003: 95 as Xanthoparmelia tasmanica)
- Xanthoparmelia isidiascens Hale - Hale (1984: 73 Type), Hale (1990: 131), Hansen (2003: 95)
- Xanthoparmelia neotaractica Hale - Hansen (2003: 95)
- Xanthoparmelia plittii (Gyeln.) Hale - Hansen (2003: 95)
- Xanthoparmelia pseudocongensis Hale - Hansen et al. (2008: 48)
- Xanthoparmelia stenophylla (Ach.) Ahti & D. Hawksw. - McCullough (1967: 357 as Parmelia stenophylla), Hansen (2003: 95)
- Xanthoparmelia subramigera (Gyeln.) Hale - Hansen (2003: 95)
- Zwackhia viridis (Pers. ex Ach.) Poetsch & Schied. - Hansen et al. (2008: 46 as Opegrapha viridis)