Ahtiana aurescens (Tuck. ex Riddle) Goward & A. Thell - Culberson (1958: 26 as Cetraria aurescens), Perry & Moore (1969: 149 as Cetraria aurescens), Dey (1978: 45 as Cetraria aurescens), Heiman (1996: 57 as Tuckermannopsis aurescens), Perlmutter (2006: 288)
Bryoria bicolor (Ehrh.) Brodo & D. Hawksw. - Perry & More (1969: 148 as Alectoria bicolor), Dey (1978: 73 as Alectoria bicolor), McCune et al. (1997: 150)
Bryoria furcellata (Fr.) Brodo & D. Hawksw. - Perry & More (1969: 148 as Alectoria nidulifera), Dey (1978: 74 as Alectoria nidulifera), Heiman (1996: 53), McCune et al. (1997: 150), Brodo et al. (2001: 181), Lendemer & Tripp (2008: 60)
Bryoria nadvornikiana (Gyelnik) Brodo & D. Hawksw. - Perry & More (1969: 148 as Alectoria nadvornikiana), Dey (1978: 74 as Alectoria nadvornikiana)
Bryoria tenuis (E. Dahl) Brodo & D. Hawksw. - Dey (1978: 75 as Alectoria tenuis)
Bryoria trichodes subsp. americana (Mot.) Brodo & D. Hawksw. - Perry & More (1969: 148 as Alectoria americana), Dey (1978: 73 as Alectoria americana), Brodo et al. (2001: 185)
Cladonia squamosa (Scop.) Hoffm. - Oosting & Anderson (1937: 289), Perry & Moore (1969: 150), Dey (1978: 37), Schmitt & Slack (1990: 264), Heiman (1996: 53), McCune et al. (1997: 150), Brodo et al. (2001: 271), DePriest (2001: 8), Perlmutter (2006: 288), Lendemer & Tripp (2008: 60)
Cladonia stellaris (Opiz) Pouzar & Vezda - Oosting & Anderson (1937: as Cladonia alpestris), Brodo et al. (2001: 228 as Cladina stellaris)
Cladonia strepsilis (Ach.) Vain. - Oosting & Anderson (1937: 284), Oosting & Anderson (1939: 764), Johnsen (1959: 39), Robinson (1959: 255), Perry & Moore (1969: 150), Dey (1978: 37), Brodo et al. (2001: 271), Perlmutter (2006: 288)
Cladonia stygia (Fr.) Ruoss - Ahti & Hyvonen (1985: as Cladina stygia), Brodo et al. (2001: 229 as Cladina stygia)
Cladonia subcariosa Nyl. - Oosting & Anderson (1937: 283), Evans (1947: as Cladonia polycarpoides), Johnsen (1959: 39), Robinson (1959: 256), Perry & Moore (1969: 149 and 150 as Cladonia clavulifera), Heiman (1996: 53 as
Cladonia polycarpia), Brodo et al. (2001: 266 as Cladonia polycarpoides), Perlmutter (2006: 287 as Cladonia polycarpoides, 288)
Cladonia submitis A. Evans - Dey (1978: 38), Brodo et al. (2001: 230 as Cladina submitis), Perlmutter (2006: 288)
Collema pulcellum Ach. - Brodo et al. (2001: 286), Lendemer & Yahr (2004: 120), Perlmutter (2006: 291-292, includes var. leucopeplum and var. subnigrescens)
Hypotrachyna croceopustulata (Kurok.) Hale - Perry & Moore (1969: 153 as Parmelia croceopustulata), Dey (1978: 65 as Parmelia croceopustulata), Schmitt & Slack (1990: 264), Heiman (1996: 54), McCune et al. (1997: 151), Brodo et al. (2001: 357), Perlmutter (2006: 289), Lendemer & Tripp (2008: 61). ISOTYPE in US.
Hypotrachyna densirhizinata (Kurok.) Hale - Dey (1978: 65 as Parmelia densirhizinata)
Hypotrachyna dentella (Hale & Kurok.) Hale - Perry & Moore (1969: 153 as Parmelia dentella), Dey (1978: 67 as Parmelia dentella)
Hypotrachyna gondylophora (Hale) Hale - Hale (1967: 420 as Parmelia gondylophora), Dey (1978: 66 as Parmelia gondylophora), Heiman (1996: 54), McCune et al. (1997: 151)
Hypotrachyna imbricatula (Zahlbr.) Hale - Perry & Moore (1969: 153 as Parmelia imbricatula), Dey (1978: 66 as Parmelia imbricatula), Schmitt & Slack (1990: 264), Heiman (1996: 54), DePriest (2001: 9)
Hypotrachyna laevigata (Sm.) Hale - Dey (1978: 67 as Parmelia laevigata), Heiman (1996: 54)
Hypotrachyna livida (Taylor) Hale - Perry & Moore (1969: 153 as Parmelia livida), Heiman (1996: 54), McCune et al. (1997: 151), Brodo et al. (2001: 358), DePriest (2001: 9), Lendemer & Yahr (2004: 119), Perlmutter (2006: 289), Lendemer & Tripp (2008: 61), Perlmutter & Lendemer (2008: 72)
Hypotrachyna oostingii (J. P. Dey) Hale - Dey (1978: 67 as Parmelia oostingii), Heiman (1996: 54)
Hypotrachyna osseoalba (Vain.) Park & Hale - Heiman (1996: 54 as Hypotrachyna formosana), Brodo et al. (2001: 358), Lendemer & Yahr (2004: 119), Perlmutter (2006: 289), Lendemer & Tripp (2008: 61), Perlmutter & Lendemer (2008: 72). ISOTYPE in US.
Hypotrachyna producta Hale - Dey (1978: as Parmelia producta)
Hypotrachyna prolongata (Kurok.) Hale - Dey (1978: 68 as Parmelia rachista), Heiman (1996: 54)
Hypotrachyna pseudosinuosa (Asah.) Hale - McCune et al. (1997: 151), Lendemer & Tripp (2008: 61)
Megaspora verrucosa (Ach.) Hafellner & V. Wirth - Fink (1935: 297 as Lecanora verrucosa)
Melanelia culbersonii (Hale) A. Thell - Hale (1967: 416 as Cetraria culbersonii), Heiman (1996: 53 as Cetraria culbersonii), Brodo et al. (2001: 432), Perlmutter (2006: 289)
Melanelia hepatizon (Ach.) A. Thell - Dey (1978: 46 as Cetraria hepatizon)
Melanelia stygia (L.) Essl. - Perry & Moore (1969: 154 as Parmelia stygia), Dey (1978: 55 as Parmelia stygia), Heiman (1996: 55), Brodo et al. (2001: 439)
Melanelixia fuliginosa (Fr. ex Duby) O. Blanco et al. - Brodo et al. (2001: 434 as Melanelia fuliginosa)
Melanelixia subaurifera (Nyl.) O. Blanco et al. - Dey (1978: 55 as Parmelia subaurifera), McCune et al. (1997: 151 as Melanelia subaurifera), Brodo et al. (2001: 439 as Melanelia subaurifera), DePriest (2001: 9 as Melanelia subaurifera)
Melanohalea exasperata (De Not.) O. Blanco et al. - Heiman (1996: 55 as Melanelia exasperata)
Melanohalea halei (Ahti) O. Blanco et al. - Perry & Moore (1969: 153 as Parmelia halei), Dey (1978: 54 as Parmelia halei), Schmitt & Slack (1990: 265 as Melanelia halei), Heiman (1996: 55 as Melanelia halei), McCune et al. (1997: 151 as Melanelia halei)
Melanohalea olivacea (L.) O. Blanco et al. - Degelius (1941: as Parmelia olivacea)
Melaspilea gemella (Eshw.) Nyl. - Fink (1935: 102 as Opegrapha scaphella var. gemella)
Parmotrema margaritatum (Hue) Hale - Perry & Moore (1969: 153 as Parmelia margaritata), Dey (1978: 56 as Parmelia margaritata), Heiman (1996: 55), McCune et al. (1997: 151), Perlmutter (2006: 289)
Parmotrema neotropicum (Kurok.) Hale - Heiman (1996: 55)
Parmotrema perforatum (Jacq.) A. Massal. - Culberson (1958: 26 as Parmelia erecta), Perry & Moore (1969: 153 as Parmelia perforata), Heiman (1996: 55), McCune et al. (1997: 151) Brodo et al. (2001: 499), DePriest (2001: 9), Lendemer & Yahr (2004: 119), Perlmutter (2006: 289), Lendemer & Tripp (2008: 61)
Parmotrema praesorediosum (Nyl.) Hale - McCune et al. (1997: ), Brodo et al. (2001: 499), Lendemer & Yahr (2004: 128), Perlmutter (2007a: 118)
Parmotrema rampoddense (Nyl.) Hale - Brodo et al. (2001: 499), Lendemer & Yahr (2004: 119), Perlmutter (2006: 289)
Parmotrema reticulatum (Taylor) - Culberson (1958: 26 as Parmelia reticulata), Perry & Moore (1969: 153 as Parmelia reticulata), Dey (1978: 62 as Parmelia reticulata), Schmitt & Slack (1990: 265), Heiman (1996: 55), McCune et al. (1997: 152 as Rimelia reticulata), Brodo et al. (2001: 642 as Rimelia reticulata), DePriest (2001: 10 as Rimelia reticulata), Lendemer & Yahr (2004: 120 as Rimelia reticulata), Perlmutter (2006: 289), Lendemer & Tripp (2008: 61)
Parmotrema simulans (Hale) Hale - McCune et al. (1997: as Rimelia simulans), Perlmutter (2006: 289), Lendemer & Tripp (2008: 61)
Parmotrema stuppeum (Taylor) Hale - Perry & Moore (1969: 154 as Parmelia stuppea), Dey (1978: 57 as Parmelia stuppea), Schmitt & Slack (1990: 265), Heiman (1996: 55), McCune et al. (1997: 152), Brodo et al. (2001: 500)
Parmotrema subisidiosum (Müll. Arg.) Hale & Fletcher - Perry & Moore (1969: 154 as Parmelia subisidiosa), Dey (1978: 62 as Parmelia subisidiosa), Schmitt & Slack (1990: 265), Heiman (1996: 55), McCune et al. (1997: 152 as Rimelia subisidiosa), Brodo et al. (2001: 643 as Rimelia subisidiosa), DePriest (2001: 10 as Rimelia subisidiosa), Lendemer & Yahr (2004: 123 as Rimelia subisidiosa), Perlmutter (2006: 289), Perlmutter (2007a: 118)
Parmotrema submarginale (Michx.) De Priest & B. Hale - Perry & Moore (1969: 153 as Parmelia michauxiana), Heiman (1996: 55 as Parmotrema michauxianum), McCune et al. (1997: 151 as Parmotrema michauxianum), Brodo et al. (2001: 497 as Parmotrema michauxianum), DePriest (2001:9), Lendemer & Yahr (2004: 119), Perlmutter (2006: 289), Perlmutter (2007: 27)
Parmotrema subrigidum Egan - McCune et al. (1997: 152 as Parmotrema rigidum), Lendemer & Yahr (2004: 122 as Parmotrema rigidum), Egan et al. (2005: 405), Perlmutter (2007: 27), Perlmutter (2007a: 118)
Parmotrema subsumptum (Nyl.) Hale - McCune et al. (1997: 152 as Canomaculina subsumpta), Perlmutter (2006: 289)
Parmotrema subtinctorium (Zahlbr.) Hale - Perry & Moore (1969: 154 as Parmelia subcrinita), Heiman (1996: 55), McCune et al. (1997: 152), Brodo et al. (2001: 211 as Canomaculina subtinctoria), DePriest (2001: 8 as Canomaculina subtinctoria), Lendemer & Yahr (2004: 124 as Canomaculina subtinctoria), Perlmutter (2006: 289), Lendemer & Tripp (2008: 61)
Ramalina americana Hale - Perry & Moore (1969: 155 as Ramalina fastigiata), Dey (1978: 81 as Ramalina fastigiata), Schmitt & Slack (1990: 266), Heiman (1996: 56), McCune et al. (1997: 152), Brodo et al. (2001: 621), DePriest (2001: 10)
Trypethelium virens Tuck. ex Michener in Darlington - Fink (1935: 62 as T. exocanthum and T. scorites), Brodo et al. (2001: 690), Lendemer & Yahr (2004: 121), Perlmutter (2006: 286), Perlmutter (2007: 27), Perlmutter (2007a: 118), Lendemer & Tripp (2008: 63)
Tuckermanella fendleri (Nyl.) Essl. - Culberson (1958: 26 as Cetraria fendleri), Perry & Moore (1969: 149 as Cetraria fendleri), McCune et al. (1997: 150 as Cetraria fendleri), Brodo et al. (2001: 693 as Tuckermannopsis fendleri), Perlmutter (2006: 290)
Tuckermanopsis americana (Spreng.) Hale - Perry & Moore (1969: 149 as Cetraria halei), Dey (1978: 45 as Cetraria halei), Heiman (1996: 56), McCune et al. (1997: 150 as Cetraria americana), Perlmutter (2006: 290)
Tuckermanopsis ciliaris (Ach.) Gyeln. - Culberson (1958: 26 as Cetraria ciliaris), Perry & Moore (1969: 149 as Cetraria ciliaris), Dey (1978: 45 as Cetraria ciliaris), Heiman (1996: 57), McCune et al. (1997: 150 as Cetraria ciliaris), DePriest (2001: 10), Perlmutter (2006: 290), Lendemer & Tripp (2008: 63)
Tuckermanopsis orbata (Nyl.) M.J. Lai - Perry & Moore (1969: 149 as Cetraria orbata), Dey (1978: 47 as Cetraria orbata), Heiman (1996: 57), McCune et al. (1997: 150 as Cetraria orbata), Brodo et al. (2001: 694), Perlmutter (2006: 290)
Umbilicaria caroliniana Tuck. - Fink (1935: 276), Perry & Moore (1969: 156), Dey (1978: 41), Heiman (1996: 57)
Umbilicaria mammulata (Ach.) Tuck. - Oosting & Anderson (1937: 286 as Umbilicaria dillenii), Perry & Moore (1969: 156), Dey (1978: 41), Heiman (1996: 56). Brodo et al. (2001: 704), Perlmutter (2006: 293), Lendemer & Tripp (2008: 63)
Umbilicaria muhlenbergii (Ach.) Tuck. - Perry & Moore (1969: 148 as Actinogyra muhlenbergii), Dey (1978: 41), Heiman (1996: 56), Brodo et al. (2001: 704), Perlmutter (2006: 293)
Umbilicaria phaea Tuck. – Fink (1935: 273 as Gyrophora phaea)
Vulpicida canadensis (Räsänen) J.-E. Mattsson & M. J. Lai - Perlmutter (2006: 290)
Vulpicida pinastri (Scop.) J.-E. Mattsson & M.J. Lai - Hieman (1996: 57 as Tuckermanopsis pinastri), Perlmutter (2006: 290)
Vulpicida viridis (Schwein.) J.-E. Mattsson & M.J. Lai - Perry & Moore (1969: 149 as Cetraria viridis), Heiman (1996: 57 as Tuckermannopsis viridis), McCune et al. (1997: 150 as Cetraria viridis), Brodo et al. (2001: 732), Perlmutter (2006: 290)
Xanthomendoza fulva (Hoffm.) Søchting, Kärnefelt & S. Kondr. - Brodo et al. (2001: 745 as Xanthoria fulva), Perlmutter (2006: 292)
Xanthomendoza weberi (S. Kondr. & Kärnefelt) L. Lindblom - Lindblom (2006: 7), Perlmutter (2006: 292), Perlmutter (2007: 27)
Xanthoparmelia conspersa (Ach.) Hale - Oosting & Anderson (1937: 286 as Parmelia conspersa), Oosting & Anderson (1939: 753 as Parmelia conspersa), Perry & Moore (1969: 152 as Parmelia conspersa), Dey (1978: 57 as Parmelia conspersa), Heiman (1996: 57), Brodo et al. (2001: 735), DePriest (2001: 10), Perlmutter (2006: 290), Lendemer & Tripp (2008: 63)
Xanthoparmelia cumberlandia (Gyeln.) Hale - Dey (1978: 57 as Parmelia cumberlandia), Brodo et al. (2001: 735)
Xanthoparmelia hypomelaena (Hale) Hale - Hale (1967: 418 as Parmelia hypomeleana)
Xanthoparmelia monticola (J.P. Dey) Hale - Dey (1978: 58 as Parmelia monticola), Heiman (1996: 57)