- This list updated Jan 2007
- Names in red are new updates between 1 January 2006 to date.
- # = lichenicolous fungi (excluding lichenicolous lichens)
- ## = non-lichenized fungi that are commonly included in lichen lists.
M
| BLS no. | Lichen Name | BLS Abbreviation |
|---|---|---|
| 2108 | Marchandiomyces aurantiacus # | March aura # |
| 2109 | Marchandiomyces corallinus # | March cora # |
| 861 | Massalongia carnosa | Mass carn |
| 323 | Megalaria grossa | Megalaria gros |
| 324 | Megalaria laureri | Megalaria laur |
| 318 | Megalaria pulverea | Megalaria pulv |
| 862 | Megalospora tuberculosa | Megalos tube |
| 971 | Megaspora verrucosa | Megaspo verr |
| 328 | Melanelia commixta | Melan comm |
| 992 | Melanelia disjuncta | Melan disjun |
| 993 | Melanelia elegantula | Melan eleg |
| 995 | Melanelia exasperata | Melan exasperata |
| 996 | Melanelia exasperatula | Melan exasperatul |
| 998 | Melanelia fuliginosa subsp. fuliginosa | Melan fuli fuli |
| 997 | Melanelia fuliginosa subsp. glabratula | Melan fuli glab |
| 332 | Melanelia hepatizon | Melan hepa |
| 1001 | Melanelia laciniatula | Melan laci |
| 1016 | Melanelia septentrionalis | Melan sept |
| 1019 | Melanelia stygia | Melan styg |
| 1570 | Melanelia subargentifera | Melan subarg |
| 1020 | Melanelia subaurifera | Melan subaur |
| 864 | Melaspilea amota ## | Melasp amota ## |
| 1718 | Melaspilea atroides | Melasp atro |
| 876 | Melaspilea bagliettoana ## | Melasp bagl ## |
| 866 | Melaspilea diplasiospora # | Melasp dipl # |
| 868 | Melaspilea granitophila | Melasp gran |
| 1719 | Melaspilea interjecta | Melasp inte |
| 1948 | Melaspilea leciographoides # | Melasp leci # |
| 1554 | Melaspilea lentiginosa # | Melasp lenti'sa # |
| 1949 | Melaspilea lentiginosula ## | Melasp lenti'sula ## |
| 867 | Melaspilea ochrothalamia | Melasp ochr |
| 1950 | Melaspilea proximella ## | Melasp prox ## |
| 2447 | Menegazzia subsimilis | Mene subs |
| 869 | Menegazzia terebrata | Mene tere |
| 1154 | Merismatium discrepans # | Meri disc # |
| 2110 | Merismatium nigritellum # | Meri nigr # |
| 870 | Micarea adnata | Mica adna |
| 871 | Micarea alabastrites | Mica alab |
| ???? | Micarea angulosa ad int. ## | Mica angu ## |
| 698 | Micarea assimilata | Mica assi |
| 873 | Micarea bauschiana | Mica baus |
| 874 | Micarea botryoides | Mica botr |
| 875 | Micarea cinerea f. cinerea | Mica cine cine |
| 2341 | Micarea cinerea f. tenuispora | Mica cine tenu |
| 1733 | Micarea contexta | Mica cont |
| 1720 | Micarea coppinsii | Mica copp |
| 1661 | Micarea crassipes | Mica cras |
| 615 | Micarea curvata | Mica curv |
| 1920 | Micarea deminuta | Mica demin |
| 877 | Micarea denigrata | Mica denig |
| 1924 | Micarea elachista | Mica elac |
| 719 | Micarea erratica | Mica erra |
| 773 | Micarea eximia | Mica eximia |
| ???? | Micarea farinosa Coppins ad int | Mica fari |
| 872 | Micarea globulosella | Mica glob |
| 1721 | Micarea hedlundii | Mica hedl |
| 2446 | Micarea hypoviolascens | Mica hypo |
| 1631 | Micarea incrassata | Mica incr |
| 1877 | Micarea inquinans # | Mica inqu # |
| 1482 | Micarea lapillicola | Mica lapill |
| 879 | Micarea leprosula | Mica lepr |
| 881 | Micarea lignaria var. endoleuca | Mica lign endo |
| 1878 | Micarea lignaria f. gomphillacea ## | Mica lign gomp ## |
| 880 | Micarea lignaria var. lignaria | Mica lign lign |
| 1613 | Micarea lithinella | Mica lith |
| 882 | Micarea lutulata | Mica lutu |
| 1775 | Micarea lynceola | Mica lync |
| 716 | Micarea marginata | Mica marg |
| 883 | Micarea melaena | Mica melaena |
| 2359 | Micarea micrococca | Mica micro |
| 884 | Micarea misella | Mica mise |
| 1596 | Micarea myriocarpa | Mica myri |
| 1734 | Micarea nigella | Mica nige |
| 885 | Micarea nitschkeana | Mica nits |
| 1777 | Micarea olivacea | Mica oliv |
| 1662 | Micarea paratropa | Mica parat |
| 1921 | Micarea parva | Mica parva |
| 886 | Micarea peliocarpa | Mica peli |
| 1770 | Micarea polycarpella | Mica polycarp |
| 887 | Micarea prasina s. lat. | Mica pras s.l. |
| 2360 | Micarea prasina s. str. | Mica pras s.s. |
| 1632 | Micarea pseudomarginata | Mica pseudomarg |
| 888 | Micarea pycnidiophora | Mica pycn |
| 889 | Micarea stipitata | Mica stip |
| 780 | Micarea subconfusa | Mica subcon |
| 890 | Micarea submilliaria | Mica submil |
| 891 | Micarea subnigrata | Mica subnig |
| 2361 | Micarea subviridescens | Mica subviri |
| 893 | Micarea sylvicola | Mica sylv |
| 894 | Micarea synotheoides | Mica syno |
| 895 | Micarea ternaria | Mica tern |
| 896 | Micarea tuberculata | Mica tube |
| 897 | Micarea turfosa | Mica turf |
| 1663 | Micarea viridiatra | Mica viridiat |
| 838 | Micarea viridileprosa | Mica viridilep |
| 2293 | Micarea xanthonica | Mica xant |
| 1441 | Microcalicium ahlneri ## | Microcal ahln ## |
| 1951 | Microcalicium arenarium # | Microcal aren # |
| 1442 | Microcalicium disseminatum ## | Microcal diss ## |
| 892 | Milospium graphideorum # | Milo grap # |
| 2417 | Milospium lacoizquetae # | Milo laco # |
| 2111 | Minutophoma chrysophthalmae # | Minu chry # |
| 700 | Miriquidica atrofulva | Miri atro |
| 106 | Miriquidica complanata f. complanata | Miri comp comp |
| 2342 | Miriquidica complanata f. sorediata | Miri comp sore |
| 1688 | Miriquidica garovaglii | Miri garo |
| 781 | Miriquidica griseoatra | Miri gris |
| 2429 | Miriquidica intrudens | Miri int |
| 739 | Miriquidica leucophaea | Miri leuc |
| 744 | Miriquidica lulensis | Miri lule |
| 1259 | Miriquidica nigroleprosa var. liljenstroemii | Miri nigrolep lilj |
| 1627 | Miriquidica nigroleprosa var. nigroleprosa | Miri nigrolep nigr |
| 904 | Mniaecia jungermanniae ## | Mnia jung ## |
| 905 | Mniaecia nivea ## | Mnia nive ## |
| 906 | Moelleropsis nebulosa | Moel nebu |
| 2112 | Monodictys anaptychiae # | Monod anap # |
| 2113 | Monodictys cellulosa # | Monod cell # |
| 2433 | Monodictys epilepraria # | Monod epil # |
| 2114 | Monodictys fuliginosa # | Monod fuli # |
| 2115 | Muellerella hospitans # | Muell hosp # |
| 2116 | Muellerella lichenicola # | Muell lich # |
| 2117 | Muellerella polyspora # | Muell poly # |
| 2119 | Muellerella pygmaea var. athallina # | Muell pygm atha # |
| 2118 | Muellerella pygmaea var. pygmaea # | Muell pygm pygm # |
| 2120 | Muellerella ventosicola # | Muell vent # |
| 1779 | Multiclavula vernalis | Multi vern |
| 907 | Mycoblastus affinis | Mycobl affi |
| 1780 | Mycoblastus alpinus | Mycobl alpi |
| 550 | Mycoblastus caesius | Mycobl caes |
| 908 | Mycoblastus fucatus | Mycobl fuca |
| 1881 | Mycoblastus sanguinariusv f. leprosus | Mycobl sang lepr |
| 909 | Mycoblastus sanguinarius f. sanguinarius | Mycobl sang sang |
| 1428 | Mycocalicium subtile ## | Mycocal subt ## |
| 785 | Mycoglaena acuminans ## | Mycog acum ## |
| 1278 | Mycoglaena myricae ## | Mycog myri ## |
| 1094 | Mycomicrothelia atlantica ## | Mycomi atla ## |
| 1840 | Mycomicrothelia confusa ## | Mycomi conf ## |
| 1093 | Mycomicrothelia wallrothii ## | Mycomi wall ## |
| 75 | Mycoporum antecellens ## | Mycopo ante ## |
| 1576 | Mycoporum lacteum ## | Mycopo lact ## |
| 13 | Myriospora heppii | Myri hepp |
| 2305 | Myxophora leptogiophila # | Myxo lept # |
N
| BLS no. | Lichen Name | BLS Abbreviation |
|---|---|---|
| 2170 | Nanostictis christiansenii # | Nano chri # |
| 2122 | Nectria epicallopisma # | Nectria epic # |
| 2123 | Nectriopsis indigens # | Nectriop indi # |
| 2124 | Nectriopsis lecanodes # | Nectriop leca # |
| 2125 | Nectriopsis parmeliae # | Nectriop parm # |
| 2126 | Nectriopsis rubifaciens # | Nectriop rubi # |
| 990 | Neofuscelia delisei | Neof deli |
| 1003 | Neofuscelia loxodes | Neof loxo |
| 2343 | Neofuscelia luteonotata | Neof lute |
| 1009 | Neofuscelia pulla | Neof pull |
| 1026 | Neofuscelia verruculifera | Neof verr |
| 2127 | Neolamya peltigerae # | Neol pelt # |
| 916 | Nephroma arcticum | Neph arct |
| 1664 | Nephroma helveticum | Neph helv |
| 917 | Nephroma laevigatum | Neph laev |
| 918 | Nephroma parile | Neph pari |
| 919 | Nephroma resupinatum | Neph resu |
| 1665 | Nephroma tangeriense | Neph tang |
| 2139 | Nesolechia oxyspora # | Neso oxys # |
| 2128 | Niesslia cladoniicola # | Niesslia clad # |
| 2129 | Niesslia lobariae # | Niesslia loba # |
| 2262 | Nigromacula uniseptata # | Nigro unis # |
| 920 | Normandina pulchella | Norm pulc |
O
| BLS no. | Lichen Name | BLS Abbreviation |
|---|---|---|
| 2130 | Obryzum corniculatum # | Obry corn # |
| 921 | Ochrolechia androgyna | Ochr andr |
| 949 | Ochrolechia arborea | Ochr arbo |
| 922 | Ochrolechia frigida f. frigida | Ochr frig frig |
| 748 | Ochrolechia frigida f. lapuensis | Ochr frig lapu |
| 1634 | Ochrolechia inaequatula | Ochr inaeq |
| 924 | Ochrolechia inversa | Ochr inver |
| 1781 | Ochrolechia microstictoides | Ochr micr |
| 926 | Ochrolechia parella | Ochr pare |
| 927 | Ochrolechia subviridis | Ochr subv |
| 1494 | Ochrolechia szatalaensis | Ochr szat |
| 928 | Ochrolechia tartarea | Ochr tart |
| 929 | Ochrolechia turneri s. lat. | Ochr turn s.l. |
| 2362 | Ochrolechia turneri s. str. | Ochr turn s.s. |
| 1097 | Ochrolechia xanthostoma | Ochr xant |
| 2376 | Odontotrema pertusariae # | Odont pert # |
| 937 | Opegrapha areniseda | Opeg aren |
| ???? | Opegrapha arthoniicola in ed. # | Opeg arth # |
| 938 | Opegrapha atra | Opeg atra |
| 1841 | Opegrapha brevis # | Opeg brev # |
| 959 | Opegrapha calcarea | Opeg calc |
| 941 | Opegrapha cesareensis | Opeg cesa |
| 945 | Opegrapha corticola | Opeg cort |
| 1555 | Opegrapha demutata | Opeg demu |
| 960 | Opegrapha dolomitica | Opeg dolo |
| 1635 | Opegrapha fumosa | Opeg fumo |
| 1976 | Opegrapha glaucomaria # | Opeg glau # |
| 947 | Opegrapha gyrocarpa | Opeg gyro |
| 948 | Opegrapha herbarum | Opeg herb |
| 2131 | Opegrapha lamyi # | Opeg lamy # |
| 951 | Opegrapha lithyrga | Opeg lith |
| 952 | Opegrapha mougeotii | Opeg moug |
| 1636 | Opegrapha multipuncta | Opeg mult |
| 953 | Opegrapha niveoatra | Opeg nive |
| 954 | Opegrapha ochrocheila | Opeg ochr |
| 1842 | Opegrapha parasitica # | Opeg parasi # |
| 955 | Opegrapha paraxanthodes | Opeg parax |
| 1843 | Opegrapha pertusariicola # | Opeg pert # |
| 1953 | Opegrapha physciaria # | Opeg phys # |
| 956 | Opegrapha prosodea | Opeg pros |
| 1954 | Opegrapha pulvinata # | Opeg pulv # |
| 1067 | Opegrapha rotunda # | Opeg rotu # |
| 1882 | Opegrapha rubefacta | Opeg rube |
| 958 | Opegrapha rufescens | Opeg rufe |
| 2132 | Opegrapha rupestris # | Opeg rupest # |
| 961 | Opegrapha saxigena | Opeg saxig |
| 962 | Opegrapha sorediifera | Opeg sore |
| 2380 | Opegrapha sphaerophoricola # | Opeg spha # |
| 963 | Opegrapha subelevata | Opeg sube |
| 1844 | Opegrapha thelotrematis # | Opeg thel # |
| 964 | Opegrapha varia | Opeg vari |
| 965 | Opegrapha vermicellifera | Opeg verm |
| ???? | Opegrapha verrucariae in ed. # | Opeg verru |
| 2441 | Opegrapha viridipruinosa Coppins & Earl.-Benn ad int. ## | Opeg viridipr ## |
| 966 | Opegrapha viridis | Opeg viridis |
| 943 | Opegrapha vulgata | Opeg vulg |
| 1722 | Opegrapha xerica | Opeg xeri |
| 967 | Opegrapha zonata | Opeg zona |
| 2133 | Opegrapha zwackhii # | Opeg zwac # |
| 556 | Ophioparma ventosa | Ophi vent |
| 970 | Orphniospora moriopsis var. brunnea | Orph mori brun |
| 969 | Orphniospora moriopsis var. moriopsis | Orph mori mori |
P
| BLS no. | Lichen Name | BLS Abbreviation |
|---|---|---|
| 972 | Pachyphiale carneola | Pachyph carn |
| 973 | Pachyphiale fagicola | Pachyph fagi |
| 974 | Pannaria conoplea | Pann cono |
| 975 | Pannaria hookeri | Pann hook |
| 980 | Pannaria rubiginosa | Pann rubi |
| 2134 | Paranectria affinis # | Paranectria affi # |
| 2135 | Paranectria oropensis subsp. oropensis # | Paranectria orop o # |
| 2377 | Paranectria oropensis subsp. parvispora # | Paranectria orop p # |
| 2136 | Paranectria superba # | Paranectria supe # |
| 991 | Parmelia discordans | Parmelia disc |
| 2412 | Parmelia ernstiae | Parmelia erns |
| 1006 | Parmelia omphalodes | Parmelia omph |
| 1015 | Parmelia saxatilis | Parmelia saxa |
| 1785 | Parmelia submontana | Parmelia submo |
| 1022 | Parmelia sulcata | Parmelia sulc |
| 1028 | Parmeliella parvula | Parmeliel parv |
| 1031 | Parmeliella testacea | Parmeliel test |
| 1032 | Parmeliella triptophylla | Parmeliel trip |
| 1007 | Parmelina pastillifera | Parmelina past |
| 1010 | Parmelina quercina | Parmelina querc |
| 1024 | Parmelina tiliacea | Parmelina tili |
| 999 | Parmelinopsis horrescens | Parmelino horr |
| 1004 | Parmelinopsis minarum | Parmelino mina |
| 1034 | Parmeliopsis ambigua | Parmeliop ambi |
| 1035 | Parmeliopsis hyperopta | Parmeliop hype |
| 984 | Parmotrema arnoldii | Parmotr arno |
| 989 | Parmotrema crinitum | Parmotr crinit |
| 1008 | Parmotrema perlatum | Parmotr perl |
| 1012 | Parmotrema reticulatum | Parmotr reti |
| 1014 | Parmotrema robustum | Parmotr robu |
| 1666 | Peltigera britannica | Pelti brit |
| 1039 | Peltigera canina | Pelti cani |
| 1040 | Peltigera collina | Pelti coll |
| 1041 | Peltigera degenii | Pelti dege |
| 1053 | Peltigera didactyla | Pelti dida |
| 1667 | Peltigera elisabethae | Pelti elis |
| 1042 | Peltigera horizontalis | Pelti hori |
| 1043 | Peltigera hymenina | Pelti hyme |
| 1044 | Peltigera lepidophora | Pelti lepi |
| 1045 | Peltigera leucophlebia | Pelti leuc |
| 1046 | Peltigera malacea | Pelti mala |
| 1047 | Peltigera membranacea | Pelti memb |
| 1048 | Peltigera neckeri | Pelti neck |
| 1049 | Peltigera polydactylon | Pelti poly |
| 1668 | Peltigera ponojensis | Pelti pono |
| 1050 | Peltigera praetextata | Pelti prae |
| 1051 | Peltigera rufescens | Pelti rufe |
| 1052 | Peltigera scabrosa | Pelti scabrosa |
| 2304 | Peltigera scabrosella | Pelti scabrosella |
| 1054 | Peltigera venosa | Pelti veno |
| 2021 | Perigrapha superveniens # | Perig supe # |
| 1056 | Pertusaria albescens var. albescens | Pert albe albe |
| 1057 | Pertusaria albescens var. corallina | Pert albe cora |
| 1058 | Pertusaria amara f. amara | Pert amara amar |
| 1090 | Pertusaria amara f. pulvinata | Pert amara pulv |
| 1059 | Pertusaria amarescens | Pert amares |
| 1070 | Pertusaria aspergilla | Pert aspe |
| 1883 | Pertusaria borealis | Pert bore |
| 1061 | Pertusaria bryontha | Pert bryo |
| 1063 | Pertusaria chiodectonoides | Pert chio |
| 1064 | Pertusaria coccodes | Pert cocc |
| 1066 | Pertusaria corallina | Pert coral |
| 1068 | Pertusaria coronata | Pert coro |
| 1069 | Pertusaria dactylina | Pert dact |
| 1071 | Pertusaria excludens | Pert excl |
| 1072 | Pertusaria flavicans | Pert flavic |
| 1073 | Pertusaria flavida | Pert flavida |
| 1786 | Pertusaria flavocorallina | Pert flavoco |
| 923 | Pertusaria geminipara | Pert gemi |
| 1074 | Pertusaria glomerata | Pert glom |
| 1075 | Pertusaria hemisphaerica | Pert hemi |
| 1086 | Pertusaria hutchinsiae | Pert hutc |
| 1076 | Pertusaria hymenea | Pert hyme |
| 1077 | Pertusaria lactea | Pert lactea |
| 1078 | Pertusaria lactescens | Pert lactesc |
| 1079 | Pertusaria leioplaca | Pert leio |
| 2311 | Pertusaria leucosora | Pert leucosora |
| 1081 | Pertusaria melanochlora | Pert mela |
| 1082 | Pertusaria monogona | Pert mono |
| 1083 | Pertusaria multipuncta | Pert mult |
| 1084 | Pertusaria oculata | Pert ocul |
| 1085 | Pertusaria ophthalmiza | Pert opht |
| 1087 | Pertusaria pertusa | Pert pert |
| 1787 | Pertusaria pluripuncta | Pert plur |
| 1088 | Pertusaria polythecia | Pert poly |
| 1089 | Pertusaria pseudocorallina | Pert pseu |
| 1091 | Pertusaria pupillaris | Pert pupi |
| 1092 | Pertusaria pustulata | Pert pust |
| 1096 | Pertusaria velata | Pert vela |
| 1098 | Petractis clausa | Petr clau |
| 2453 | Petractis hypoleuca | Petr hypo |
| 1319 | Peterjamesia circumscripta | Peterj circ |
| 2439 | Peterjamesia sorediata | Peterj sore |
| 2137 | Pezizella epithallina # | Pezizella epit # |
| 2138 | Phacopsis huuskonenii # | Phacopsis huus # |
| 19 | Phaeocalicium populneum ## | Phaeocal popu ## |
| 1312 | Phaeocalicium praecedens ## | Phaeocal prae ## |
| 1100 | Phaeographis dendritica | Phaeog dend |
| 1101 | Phaeographis inusta | Phaeog inus |
| 1102 | Phaeographis lyellii | Phaeog lyel |
| 1103 | Phaeographis smithii | Phaeog smit |
| 1669 | Phaeophyscia endococcina | Phaeoph endoco |
| 1105 | Phaeophyscia endophoenicea | Phaeoph endoph |
| 1106 | Phaeophyscia nigricans | Phaeoph nigr |
| 1107 | Phaeophyscia orbicularis | Phaeoph orbi |
| 1108 | Phaeophyscia sciastra | Phaeoph scia |
| 1955 | Phaeopyxis punctum # | Phaeopyx punc # |
| 1964 | Phaeopyxis varia # | Phaeopyx varia # |
| 2140 | Phaeospora exoriens # | Phaeospora exor # |
| 2141 | Phaeospora parasitica # | Phaeospora para # |
| 2142 | Phaeospora rimosicola # | Phaeospora rimo # |
| 2143 | Phaeosporobolus alpinus # | Phaeosporob alpi # |
| 2144 | Phaeosporobolus usneae # | Phaeosporob usne # |
| 1109 | Phlyctis agelaea | Phlyc agel |
| 1110 | Phlyctis argena | Phlyc arge |
| 2146 | Phoma cytospora # | Phoma cyto # |
| 2147 | Phoma everniae # | Phoma ever # |
| 2148 | Phoma lecanorae # | Phoma leca # |
| 2149 | Phoma lichenis # | Phoma lich # |
| 1984 | Phoma lobariae # | Phoma loba # |
| 2150 | Phoma physciicola # | Phoma phys # |
| 1970 | Phylliscum demangeonii | Phyllis dema |
| 2464 | Phylloblastia inexpectata in ed | Phyllob inex |
| 1111 | Phyllopsora rosei | Phyllops rose |
| 1112 | Physcia adscendens | Physcia adsc |
| 1113 | Physcia aipolia | Physcia aipo |
| 1114 | Physcia caesia | Physcia caes |
| 1115 | Physcia clementei | Physcia clem |
| 1116 | Physcia dubia | Physcia dubi |
| 1118 | Physcia leptalea | Physcia leptalea |
| 1119 | Physcia stellaris | Physcia stel |
| 1121 | Physcia tenella subsp. marina ## | Physcia tene mari ## |
| 1120 | Physcia tenella subsp. tenella | Physcia tene tene |
| 1122 | Physcia tribacia | Physcia tribacia |
| 1123 | Physcia tribacioides | Physcia tribacioid |
| 1130 | Physconia distorta | Physcon dist |
| 1126 | Physconia enteroxantha | Physcon ente |
| 1127 | Physconia grisea | Physcon gris |
| 1129 | Physconia perisidiosa | Physcon peri |
| 1131 | Pilophorus strumaticus | Pilo stru |
| 1132 | Placidiopsis custnani | Placidiop cust |
| 1884 | Placidiopsis pseudocinerea | Placidiop pseu |
| 1133 | Placopsis gelida | Placop geli |
| 1723 | Placopsis lambii | Placop lamb |
| 1735 | Placynthiella dasaea | Placynthiel dasa |
| 1788 | Placynthiella hyporhoda | Placynthiel hypo |
| 732 | Placynthiella icmalea | Placynthiel icma |
| 756 | Placynthiella oligotropha | Placynthiel olig |
| 788 | Placynthiella uliginosa | Placynthiel ulig |
| 1134 | Placynthium asperellum | Placynthium aspe |
| 1135 | Placynthium flabellosum | Placynthium flab |
| 1136 | Placynthium garovaglioi | Placynthium garo |
| 2436 | Placynthium hungaricum | Placynthium hung |
| 1137 | Placynthium lismorense | Placynthium lism |
| 1139 | Placynthium nigrum | Placynthium nigr |
| 1140 | Placynthium pannariellum | Placynthium pann |
| 1141 | Placynthium pluriseptatum | Placynthium plur |
| 1142 | Placynthium subradiatum | Placynthium subr |
| 1143 | Placynthium tantaleum | Placynthium tant |
| 1144 | Placynthium tremniacum | Placynthium trem |
| 1145 | Platismatia glauca | Plati glau |
| 1146 | Platismatia norvegica | Plati norv |
| 2153 | Plectocarpon lichenum # | Plecto lich # |
| 2155 | Plectocarpon scrobiculatae # | Plecto scro # |
| 1739 | Pleopsidium chlorophanum | Pleops chlo |
| 2156 | Pleospora leptogiicola # | Pleospora lept # |
| 982 | Pleurosticta acetabulum | Pleur acet |
| 501 | Poeltinula cerebrina | Poelt cere |
| 1147 | Polyblastia agraria | Polyblastia agra |
| 1148 | Polyblastia albida | Polyblastia albi |
| 1150 | Polyblastia cruenta | Polyblastia crue |
| 1151 | Polyblastia cupularis | Polyblastia cupu |
| 1152 | Polyblastia deminuta | Polyblastia demi |
| 1153 | Polyblastia dermatodes | Polyblastia derm |
| 1724 | Polyblastia efflorescens | Polyblastia effl |
| 1885 | Polyblastia gothica | Polyblastia goth |
| 1156 | Polyblastia helvetica | Polyblastia helv |
| 1157 | Polyblastia inumbrata | Polyblastia inum |
| 1158 | Polyblastia melaspora | Polyblastia mela |
| 206 | Polyblastia philaea | Polyblastia phil |
| 1159 | Polyblastia quartzina | Polyblastia quar |
| 1160 | Polyblastia sendtneri | Polyblastia send |
| 1161 | Polyblastia terrestris | Polyblastia terr |
| 1162 | Polyblastia theleodes | Polyblastia thel |
| 1163 | Polyblastia verrucosa | Polyblastia verr |
| 1164 | Polyblastia wheldonii | Polyblastia whel |
| 1165 | Polychidium dendriscum | Polych dend |
| 1166 | Polychidium muscicola | Polych musc |
| 2157 | Polycoccum arnoldii # | Polycoc arno # |
| 2158 | Polycoccum crassum # | Polycoc cras # |
| 2159 | Polycoccum dzieduszyckii # | Polycoc dzie # |
| 2160 | Polycoccum kerneri # | Polycoc kern # |
| 2161 | Polycoccum marmoratum # | Polycoc marm # |
| 2162 | Polycoccum microcarpum # | Polycoc microcarp # |
| 1483 | Polycoccum microsticticum # | Polycoc microst # |
| 2410 | Polycoccum minutulum # | Polycoc minu # |
| 2163 | Polycoccum opulentum # | Polycoc opul # |
| 2164 | Polycoccum peltigerae # | Polycoc pelt # |
| 2165 | Polycoccum pulvinatum # | Polycoc pulv # |
| 2166 | Polycoccum slaptoniense # | Polycoc slap # |
| 2167 | Polycoccum sporastatiae # | Polycoc spor # |
| 2168 | Polycoccum squamarioides # | Polycoc squa # |
| 2169 | Polycoccum trypethelioides # | Polycoc tryp # |
| 1670 | Polysporina cyclocarpa | Polysp cycl |
| 2344 | Polysporina ferruginea | Polysp ferr |
| 1559 | Polysporina lapponica | Polysp lapp |
| 1167 | Polysporina simplex | Polysp simp |
| 1168 | Porina aenea | Porina aene |
| 1169 | Porina ahlesiana | Porina ahle |
| 1177 | Porina atlantica | Porina atla |
| 1170 | Porina borreri var. borreri | Porina borr borr |
| 1614 | Porina byssophila | Porina byss |
| 1171 | Porina chlorotica f. chlorotica | Porina chlo chlo |
| 1887 | Porina chlorotica f. tenuifera | Porina chlo tenu |
| 1172 | Porina coralloidea | Porina cora |
| 1173 | Porina curnowii | Porina curn |
| 2454 | Porina effilata | Porina effi |
| 1615 | Porina ginzbergeri | Porina ginz |
| 1175 | Porina grandis | Porina gran |
| 1174 | Porina guentheri var. guentheri | Porina guen guen |
| 1176 | Porina guentheri var. lucens | Porina guen luce |
| 1178 | Porina hibernica | Porina hibe |
| 1179 | Porina interjungens | Porina inte |
| 1180 | Porina lectissima | Porina lect |
| 1181 | Porina leptalea | Porina leptal |
| 1886 | Porina leptospora | Porina leptos |
| 1182 | Porina linearis | Porina line |
| 1183 | Porina mammillosa | Porina mamm |
| 1671 | Porina rosei | Porina rose |
| 1672 | Porina sudetica | Porina sude |
| 1184 | Porocyphus coccodes | Poroc cocc |
| 1185 | Porocyphus kenmorensis | Poroc kenm |
| 808 | Porocyphus leptogiella | Poroc lept |
| 1789 | Porocyphus rehmicus | Poroc rehm |
| 562 | Porpidia cinereoatra | Porp cine |
| 1790 | Porpidia contraponenda | Porp contr |
| 564 | Porpidia crustulata | Porp crus |
| 1791 | Porpidia flavocaerulescens | Porp flavocaer |
| 2398 | Porpidia flavocruenta | Porp flavocru |
| 566 | Porpidia glaucophaea | Porp glau |
| 567 | Porpidia hydrophila | Porp hydr |
| 2405 | Porpidia islandica | Porp isla |
| 2403 | Porpidia lowiana | Porp lowi |
| 568 | Porpidia macrocarpa f. macrocarpa | Porp macr macr |
| 2399 | Porpidia macrocarpa f. nigrocruenta | Porp macr nigr |
| 565 | Porpidia melinodes | Porp meli |
| 2402 | Porpidia nadvornikiana | Porp nadv |
| 76 | Porpidia ochrolemma | Porp ochr |
| 2400 | Porpidia pachythallina | Porp pach |
| 571 | Porpidia platycarpoides | Porp plat |
| 1690 | Porpidia soredizodes | Porp sore |
| 774 | Porpidia speirea | Porp spei |
| 586 | Porpidia striata | Porp stri |
| 1705 | Porpidia superba f. superba | Porp supe supe |
| 930 | Porpidia superba f. sorediata | Porp supe sore |
| 2404 | Porpidia thomsonii | Porp thom |
| 572 | Porpidia tuberculosa | Porp tube |
| 276 | Porpidia zeoroides | Porp zeor |
| 2171 | Pronectria anisospora # | Pronectria anis # |
| 2290 | Pronectria echinulata # | Pronectria echi # |
| 2172 | Pronectria fissuriprodiens # | Pronectria fiss # |
| 2409 | Pronectria leptaleae # | Pronectria lept # |
| 2298 | Pronectria pertusariicola # | Pronectria pert # |
| 2173 | Pronectria robergei # | Pronectria robe # |
| 2174 | Pronectria santessonii # | Pronectria sant # |
| 2175 | Pronectria tenacis # | Pronectria tenacis # |
| 2176 | Pronectria tenuispora # | Pronectria tenuis # |
| 2177 | Pronectria xanthoriae # | Pronectria xant # |
| 1186 | Protoblastenia calva | Protobl calv |
| 1187 | Protoblastenia cyclospora | Protobl cycl |
| 1188 | Protoblastenia incrustans | Protobl incr |
| 2413 | Protoblastenia lilacina | Protobl lila |
| 1189 | Protoblastenia rupestris | Protobl rupe |
| 1190 | Protoblastenia siebenhaariana | Protobl sieb |
| 742 | Protomicarea limosa | Protomic limo |
| 979 | Protopannaria pezizoides | Protopannaria pezi |
| 631 | Protoparmelia atriseda | Protoparm atri |
| 633 | Protoparmelia badia | Protoparm badi |
| 664 | Protoparmelia memnonia | Protoparm memn |
| 671 | Protoparmelia montagnei | Protoparm mont |
| 1792 | Protoparmelia nephaea | Protoparm neph |
| 755 | Protoparmelia ochrococca | Protoparm ochr |
| 1793 | Protoparmelia oleagina | Protoparm olea |
| 898 | Protothelenella corrosa | Prototh corr |
| 1794 | Protothelenella leucothelia ## | Prototh leuc ## |
| 902 | Protothelenella sphinctrinoidella | Prototh sph'ella |
| 903 | Protothelenella sphinctrinoides | Prototh sph'oides |
| 2278 | Psammina inflata # | Psam infl # |
| 1852 | Psammina lobariae # | Psam loba # |
| 2434 | Psammina palmata | Psam palm |
| 2279 | Psammina simplex # | Psam simp # |
| 2178 | Psammina stipitata # | Psam stip # |
| 1971 | Pseudephebe minuscula | Pseudeph minu |
| 1191 | Pseudephebe pubescens | Pseudeph pube |
| 1192 | Pseudevernia furfuracea s. lat. | Pseudev furf s.l. |
| 2363 | Pseudevernia furfuracea var. furfuracea | Pseudev furf furf |
| 1193 | Pseudevernia furfuracea var. ceratea | Pseudev furf cera |
| 1194 | Pseudocyphellaria aurata | Pseudoc aura |
| 1195 | Pseudocyphellaria crocata | Pseudoc croc |
| 1196 | Pseudocyphellaria intricata | Pseudoc intr |
| 1197 | Pseudocyphellaria lacerata | Pseudoc lace |
| 1198 | Pseudocyphellaria norvegica | Pseudoc norv |
| 2151 | Pseudoseptoria usneae # | Pseudosep usne # |
| 1199 | Psilolechia clavulifera | Psil clav |
| 1637 | Psilolechia leprosa | Psil lepr |
| 1200 | Psilolechia lucida | Psil luci |
| 1201 | Psora decipiens | Psora deci |
| 1673 | Psora globifera | Psora glob |
| 1202 | Psora lurida | Psora luri |
| 1204 | Psora rubiformis | Psora rubi |
| 860 | Psoroglaena abscondita | Psorog absc |
| 1630 | Psoroglaena stigonemoides | Psorog stig |
| 1205 | Psoroma hypnorum | Psoroma hypn |
| 1206 | Psorotichia diffundens | Psorot diff |
| 1207 | Psorotichia pyrenopsoides | Psorot pyre |
| 1208 | Psorotichia schaereri | Psorot scha |
| 1796 | Pterygiopsis coracodiza | Pter cora |
| 1797 | Pterygiopsis lacustris | Pter lacu |
| 1210 | Ptychographa xylographoides | Ptyc xylo |
| 985 | Punctelia borreri | Punct borr |
| 1011 | Punctelia reddenda | Punct redd |
| 1021 | Punctelia subrudecta s. lat. | Punct subr s.l. |
| 2070 | Punctelia subrudecta s. str. | Punct subr s.s. |
| 1989 | Punctelia ulophylla | Punct ulop |
| 1868 | Pycnora leucococca | Pycnora leuc |
| 1757 | Pycnora sorophora | Pycnora soro |
| 579 | Pycnora xanthococca | Pycnora xant |
| 1211 | Pycnothelia papillaria | Pycnoth papi |
| 2179 | Pyrenidium actinellum # | Pyrenid acti # |
| 2180 | Pyrenidium hetairizans # | Pyrenid heta # |
| 1889 | Pyrenocollema arenisedum | Pyrenoco aren |
| 77 | Pyrenocollema argilospilum | Pyrenoco argi |
| 79 | Pyrenocollema caesium | Pyrenoco caes |
| 83 | Pyrenocollema elegans | Pyrenoco eleg |
| 85 | Pyrenocollema halodytes | Pyrenoco halo |
| 86 | Pyrenocollema monense | Pyrenoco mone |
| 87 | Pyrenocollema orustense | Pyrenoco orus |
| 88 | Pyrenocollema pelvetiae | Pyrenoco pelv |
| 1890 | Pyrenocollema strontianense | Pyrenoco stro |
| 92 | Pyrenocollema subarenisedum | Pyrenoco suba |
| 93 | Pyrenocollema sublitorale | Pyrenoco sublit |
| 1212 | Pyrenopsis furfurea | Pyrenopsis furf |
| 1674 | Pyrenopsis grumulifera | Pyrenopsis grum |
| 1798 | Pyrenopsis impolita | Pyrenopsis impo |
| 1218 | Pyrenopsis phylliscella | Pyrenopsis phyl |
| 1220 | Pyrenopsis subareolata | Pyrenopsis suba |
| 1221 | Pyrenula chlorospila | Pyrenula chlo |
| 1675 | Pyrenula coryli ## | Pyrenula cory ## |
| 1222 | Pyrenula dermatodes | Pyrenula derm |
| 1036 | Pyrenula hibernica | Pyrenula hibe |
| 1223 | Pyrenula laevigata | Pyrenula laev |
| 1224 | Pyrenula macrospora | Pyrenula macrosp |
| 1676 | Pyrenula microtheca | Pyrenula microth |
| 1226 | Pyrenula nitida | Pyrenula nitida |
| 1227 | Pyrenula nitidella | Pyrenula nitidel |
| 1225 | Pyrenula occidentalis | Pyrenula occi |
| 1228 | Pyrrhospora quernea | Pyrr quer |
| 1972 | Pyrrhospora rubiginans | Pyrr rubi |
