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  Fungi
      Ascomycota
        Pezizomycotina
            Eurotiomycetes
              Chaetothyriomycetidae
                    Pyrenulales
                            Pyrenulaceae
                                     Anthracothecium
                                           [Phaeodictyon]
                                             Anthracothecium albescens
                                               Anthracothecium albescens var. albescens
                                               Anthracothecium albescens var. subochraceum
                                             Anthracothecium albidopallens
                                             Anthracothecium americanum
                                             Anthracothecium amphitropum
                                             Anthracothecium andamanicum
                                             Anthracothecium angolense
                                             Anthracothecium angulatum
                                               Anthracothecium angulatum var. angulatum
                                               Anthracothecium angulatum var. majus
                                             Anthracothecium anoistum
                                             Anthracothecium asahinae
                                             Anthracothecium assamiense
                                             Anthracothecium aurantiacum
                                                   [Sporodictyon aurantiacum]
                                                   [Verrucaria aurantiaca]
                                             Anthracothecium australiense
                                                   [Pleurotheliopsis australiensis]
                                                   [Pleurothelium australiense]
                                             Anthracothecium austroindicum
                                             Anthracothecium awasthii
                                             Anthracothecium badioatrum
                                             Anthracothecium bengalense
                                             Anthracothecium biferum
                                             Anthracothecium borbonicum
                                             Anthracothecium brasilianum
                                             Anthracothecium breutelii
                                             Anthracothecium cascarillae
                                             Anthracothecium cellulosum
                                             Anthracothecium chrysophorum
                                             Anthracothecium cinerosum
                                             Anthracothecium coccineum
                                             Anthracothecium collosporum
                                             Anthracothecium columellatum
                                             Anthracothecium corcovadense
                                             Anthracothecium cristatellum
                                             Anthracothecium decipiens
                                             Anthracothecium denudatum
                                               Anthracothecium denudatum var. denudatum
                                               Anthracothecium denudatum var. ochrotropum
                                             Anthracothecium depressum
                                             Anthracothecium dimorphum
                                             Anthracothecium doleschallii
                                             Anthracothecium duplicans
                                             Anthracothecium emergens
                                             Anthracothecium eminentior
                                             Anthracothecium endococcineum
                                             Anthracothecium epapillatum
                                             Anthracothecium erigens
                                             Anthracothecium erythrinae
                                             Anthracothecium eschweileri
                                             Anthracothecium euthelium
                                             Anthracothecium exsertum
                                             Anthracothecium falsarium
                                             Anthracothecium fraternale
                                             Anthracothecium fulvum
                                             Anthracothecium gibberulosum
                                             Anthracothecium globiferum
                                               Anthracothecium globiferum var. globiferum
                                               Anthracothecium globiferum var. microsporum
                                             Anthracothecium goaense
                                             Anthracothecium goniostomum
                                             Anthracothecium guineense
                                             Anthracothecium hexamerum
                                             Anthracothecium hians
                                             Anthracothecium himalayense
                                               Anthracothecium himalayense var. himalayense
                                               Anthracothecium himalayense var. pseudohimalayense
                                             Anthracothecium immersum
                                             Anthracothecium impressum
                                             Anthracothecium inclinatum
                                             Anthracothecium indicum
                                             Anthracothecium interponens
                                             Anthracothecium japonicum
                                             Anthracothecium javanicum
                                             Anthracothecium keralense
                                             Anthracothecium laevigatum
                                             Anthracothecium leightonii
                                             Anthracothecium leucostomum
                                                   Anthracothecium leucostomum f. nanum
                                             Anthracothecium lifuense
                                             Anthracothecium lugescens
                                             Anthracothecium luteonitens
                                             Anthracothecium macrosporum
                                                   [Verrucaria macrospora]
                                             Anthracothecium maculatum
                                             Anthracothecium majus
                                             Anthracothecium manipurense
                                             Anthracothecium megaspermum
                                             Anthracothecium mucosum
                                             Anthracothecium mulleri
                                             Anthracothecium nanosporum
                                             Anthracothecium nanum
                                             Anthracothecium novemseptatum
                                             Anthracothecium obscuratum
                                             Anthracothecium ochraceoflavens
                                             Anthracothecium ochraceoflavum
                                                   Anthracothecium ochraceoflavum f. nudius
                                                   Anthracothecium ochraceoflavum f. ochraceoflavum
                                             Anthracothecium ochrotropum
                                             Anthracothecium ochroxanthum
                                             Anthracothecium oculatum
                                                   [Pyrenula neoculata]
                                             Anthracothecium olivaceocinereum
                                             Anthracothecium opertum
                                             Anthracothecium pachycheilum
                                             Anthracothecium palmarum
                                             Anthracothecium papilliferum
                                             Anthracothecium paraguayense
                                             Anthracothecium parameroides
                                             Anthracothecium paramerum
                                                   Anthracothecium paramerum f. pallidoalbum
                                                   Anthracothecium paramerum f. paramerum
                                             Anthracothecium pauciloculare
                                             Anthracothecium peltophorum
                                             Anthracothecium planiusculum
                                             Anthracothecium platystomum
                                             Anthracothecium praelustre
                                             Anthracothecium prasinum
                                                   [Acrorixis prasina]
                                                   [Verrucaria prasina]
                                             Anthracothecium pseudoborbonicum
                                             Anthracothecium pseudocyphellatum
                                             Anthracothecium pseudohimalayense
                                             Anthracothecium punctiforme
                                             Anthracothecium punctuliforme
                                             Anthracothecium pusillum
                                             Anthracothecium pustuliferum
                                             Anthracothecium rhodesianum
                                             Anthracothecium roseum
                                             Anthracothecium sandwicense
                                               Anthracothecium sandwicense var. convexum
                                               Anthracothecium sandwicense var. globosum
                                               Anthracothecium sandwicense var. sandwicense
                                             Anthracothecium seminudum
                                             Anthracothecium sinapispermum
                                                   [Sphaeromphale sinapisperma]
                                                   [Verrucaria sinapisperma]
                                             Anthracothecium speciosum
                                                   Anthracothecium speciosum f. iturupiense
                                                   Anthracothecium speciosum f. speciosum
                                             Anthracothecium subcutaneum
                                             Anthracothecium subglobosum
                                             Anthracothecium sublaevigatum
                                             Anthracothecium submucosum
                                             Anthracothecium subochracea
                                             Anthracothecium subochraceum
                                             Anthracothecium subvariolosum
                                                   [Pyrenula subvariolosa]
                                             Anthracothecium tetraspermum
                                             Anthracothecium thelemorphum
                                             Anthracothecium thelomorphum
                                             Anthracothecium thwaitesii
                                                   [Bottaria thwaitesii]
                                                   [Verrucaria thwaitesii]
                                             Anthracothecium varians
                                             Anthracothecium variolosum
                                                   [Anthracothecomyces variolosi]
                                                   [Bottaria variolosa]
                                                   [Polyblastia variolosa]
                                                   [Pyrenula variolosa]
                                                   [Sporodictyon variolosum]
                                             Anthracothecium vermiculare
                                             Anthracothecium vermicularis
                                             Anthracothecium vitellinum
                                             Anthracothecium welwitschii
                                     Anthracothecomyces
                                     Clypeopyrenis
                                             Clypeopyrenis microsperma
                                                   [Microthelia microsperma]
                                     Dipyrenis
                                             Dipyrenis brachysperma
                                     Distopyrenis
                                             Distopyrenis americana
                                             Distopyrenis composita
                                             Distopyrenis fuliginosa
                                             Distopyrenis japonica
                                             Distopyrenis pachyspora
                                             Distopyrenis quercicola
                                             Distopyrenis submuriformis
                                             Distopyrenis violacea
                                     Lithothelium
                                           [Plagiocarpa]
                                           [Pleurotrema]
                                           [Pleurotrematomyces]
                                           [Trichotrema]
                                             Lithothelium almbornii
                                             Lithothelium australe
                                             Lithothelium austropacificum
                                             Lithothelium bahamense
                                             Lithothelium bermudense
                                             Lithothelium concameratum
                                             Lithothelium cubanum
                                             Lithothelium decumbens
                                             Lithothelium echinatum
                                             Lithothelium falklandicum
                                             Lithothelium fluorescens
                                             Lithothelium fugax
                                             Lithothelium grossum
                                             Lithothelium hawaiiense
                                             Lithothelium hieroglyphicum
                                             Lithothelium himalayense
                                             Lithothelium hyalosporum
                                             Lithothelium illotum
                                             Lithothelium immersum
                                             Lithothelium indicum
                                             Lithothelium insulare
                                             Lithothelium japonicum
                                             Lithothelium macrosporum
                                             Lithothelium microsporum
                                             Lithothelium nanosporum
                                             Lithothelium neoindicum
                                             Lithothelium obtectum
                                                   [Arthopyrenia obtecta]
                                                   [Sagedia obtecta]
                                                   [Verrucaria obtecta]
                                             Lithothelium paraguaense
                                             Lithothelium paraguayense
                                             Lithothelium phaeosporum
                                                   [Plagiocarpa phaeospora]
                                             Lithothelium polysemum
                                             Lithothelium quadrisporum
                                             Lithothelium quiescens
                                             Lithothelium septemseptatum
                                             Lithothelium submuriforme
                                             Lithothelium triseptatum
                                             Lithothelium violascens
                                     Mazaediothecium
                                             Mazaediothecium album
                                             Mazaediothecium mohamedii
                                             Mazaediothecium rubiginosum
                                             Mazaediothecium uniseptatum
                                     Melanothecopsis
                                             Melanothecopsis coactella
                                                   [Pyrenula coactella]
                                             Melanothecopsis diffusa
                                             Melanothecopsis follmannii
                                             Melanothecopsis sinensis
                                             Melanothecopsis subpuncta
                                     Micromma
                                             Micromma coccorum
                                     Phaeodictyon
                                     Plagiocarpa
                                             Plagiocarpa acrocordioides
                                             Plagiocarpa hyalospora
                                             Plagiocarpa illota
                                             Plagiocarpa langloissi
                                             Plagiocarpa macrospora
                                             Plagiocarpa septemseptata
                                     Plagiothelium
                                             Plagiothelium australiense
                                     Pleurotrema
                                             Pleurotrema acrophaeum
                                             Pleurotrema aggregatum
                                             Pleurotrema anacardiae
                                             Pleurotrema anacardii
                                             Pleurotrema andamanicum
                                             Pleurotrema anisomerum
                                             Pleurotrema bisporum
                                             Pleurotrema burchellii
                                             Pleurotrema complanatum
                                             Pleurotrema corticatum
                                             Pleurotrema corticola
                                             Pleurotrema epiphylla
                                             Pleurotrema filispora
                                             Pleurotrema flavopallidum
                                             Pleurotrema harrisii
                                             Pleurotrema immersum
                                             Pleurotrema indicum
                                             Pleurotrema inspersum
                                             Pleurotrema karnatakense
                                             Pleurotrema leptosporum
                                             Pleurotrema macrosporum
                                             Pleurotrema megaspermum
                                             Pleurotrema microcarpum
                                             Pleurotrema muelleri
                                             Pleurotrema muricatum
                                             Pleurotrema oblongulum
                                             Pleurotrema polycarpum
                                             Pleurotrema polysemum
                                             Pleurotrema punctatum
                                             Pleurotrema rockii
                                             Pleurotrema solivagum
                                             Pleurotrema straminicolor
                                             Pleurotrema tarmugliense
                                             Pleurotrema thailandica
                                             Pleurotrema trichosporum
                                             Pleurotrema uniseriale
                                             Pleurotrema uniserialis
                                     Pleurotrematomyces
                                             Pleurotrematomyces polysemi
                                     Pyrenastrum
                                             Pyrenastrum acharii
                                             Pyrenastrum album
                                             Pyrenastrum americanum
                                             Pyrenastrum bicolor
                                             Pyrenastrum chilense
                                             Pyrenastrum cinnamomeum
                                             Pyrenastrum clandestinum
                                             Pyrenastrum compositum
                                             Pyrenastrum cryptothelium
                                             Pyrenastrum cubanum
                                               Pyrenastrum cubanum var. cubanum
                                               Pyrenastrum cubanum var. intermedium
                                               Pyrenastrum cubanum var. obtectum
                                             Pyrenastrum depauperatum
                                             Pyrenastrum depressum
                                             Pyrenastrum echinatum
                                             Pyrenastrum erumpens
                                             Pyrenastrum eustomum
                                             Pyrenastrum fulvum
                                             Pyrenastrum fuscum
                                             Pyrenastrum gallicum
                                             Pyrenastrum gemmeum
                                             Pyrenastrum gremmeum
                                             Pyrenastrum irregulare
                                             Pyrenastrum knightii
                                             Pyrenastrum lageniferum
                                             Pyrenastrum macrospermum
                                             Pyrenastrum microsporum
                                             Pyrenastrum oblitescens
                                             Pyrenastrum oleaginum
                                             Pyrenastrum parathelioides
                                             Pyrenastrum personatum
                                             Pyrenastrum plicatum
                                             Pyrenastrum pruinosum
                                             Pyrenastrum pupula
                                             Pyrenastrum pyrenastraeum
                                             Pyrenastrum pyrgillus
                                             Pyrenastrum ravenelii
                                             Pyrenastrum septicollare
                                             Pyrenastrum sulphureum
                                             Pyrenastrum tokyoense
                                             Pyrenastrum trypethelioides
                                     Pyrenowilmsia
                                             Pyrenowilmsia ferruginosa
                                                   [Verrucaria ferruginosa]
                                     Pyrenula
                                           [Anthracothecomyces]
                                           [Melanothecopsis]
                                           [Pleurothelium]
                                           [Pyrenastrum]
                                           [Pyrenulomyces]
                                             Pyrenula achroopora
                                             Pyrenula acutalis
                                             Pyrenula acutispora
                                             Pyrenula adacta
                                               Pyrenula adacta var. adacta
                                               Pyrenula adacta var. catervaria
                                               Pyrenula adacta var. cinerascens
                                             Pyrenula addubitans
                                             Pyrenula affinis
                                             Pyrenula aggregans
                                             Pyrenula aggregata
                                             Pyrenula alba
                                               Pyrenula alba var. alba
                                               Pyrenula alba var. microcarpa
                                             Pyrenula albella
                                             Pyrenula albida
                                             Pyrenula albidopunctata
                                             Pyrenula albissima
                                             Pyrenula albo-ostiolata
                                             Pyrenula albothallina
                                             Pyrenula alni
                                             Pyrenula alutacea
                                             Pyrenula analepta
                                             Pyrenula anamalaiensis
                                             Pyrenula andamanica
                                             Pyrenula andina
                                             Pyrenula annularis
                                             Pyrenula annulata
                                                   [Usnea annulata]
                                             Pyrenula anomala
                                                   [Trypethelium anomalum]
                                               Pyrenula anomala var. anomala
                                               Pyrenula anomala var. obscurascens
                                               Pyrenula anomala var. obscurescens
                                             Pyrenula anomaloides
                                             Pyrenula antoniae
                                             Pyrenula apayaoeensis
                                             Pyrenula apayoënsis
                                             Pyrenula approximans
                                             Pyrenula approximata
                                             Pyrenula aquila
                                             Pyrenula arctecincta
                                             Pyrenula arthonioides
                                             Pyrenula arthoniotheca
                                             Pyrenula arthoniza
                                             Pyrenula asahinae
                                             Pyrenula aspistea
                                                   [Pyrenula nitida var. aspistea]
                                                   [Verrucaria aspistea]
                                             Pyrenula aspisteoides
                                             Pyrenula astroidea
                                                   [Verrucaria aspistea var. astroidea]
                                             Pyrenula athallina
                                             Pyrenula atroalbella
                                             Pyrenula atrofusca
                                             Pyrenula atrofuscescens
                                             Pyrenula atrolaminata
                                             Pyrenula atropurpurea
                                             Pyrenula aurantiaca
                                             Pyrenula aurantiopileata
                                             Pyrenula australis
                                             Pyrenula awajiensis
                                             Pyrenula bahiana
                                             Pyrenula baileyi
                                                   [Verrucaria baileyi]
                                             Pyrenula balia
                                             Pyrenula bataanensis
                                             Pyrenula bayrhofferi
                                             Pyrenula betulae
                                             Pyrenula bicarpa
                                             Pyrenula bicuspidata
                                             Pyrenula bilirana
                                             Pyrenula boberskiana
                                             Pyrenula bonariensis
                                             Pyrenula bonplandiae
                                             Pyrenula bonplandii
                                             Pyrenula brachysperma
                                             Pyrenula brunnea
                                             Pyrenula camptospora
                                             Pyrenula caracasana
                                             Pyrenula caraibica
                                             Pyrenula carcasana
                                             Pyrenula cartilaginea
                                             Pyrenula caryae
                                             Pyrenula castanea
                                             Pyrenula catalepta
                                             Pyrenula cayennensis
                                             Pyrenula ceratina
                                             Pyrenula cerina
                                                   Pyrenula cerina f. cerina
                                                   Pyrenula cerina f. expallens
                                             Pyrenula chilensis
                                             Pyrenula chionea
                                             Pyrenula chloroplaca
                                             Pyrenula chlorospila
                                                   [Pyrenula nitida f. chlorospila]
                                                   [Pyrenula nitidella f. chlorospila]
                                               Pyrenula chlorospila var. chlorospila
                                             Pyrenula chondrina
                                             Pyrenula chungii
                                             Pyrenula ciliata
                                             Pyrenula cinchonae
                                             Pyrenula cinerea
                                             Pyrenula cinerella
                                               Pyrenula cinerella var. cinerella
                                               Pyrenula cinerella var. quadriloculata
                                             Pyrenula cinereoglauca
                                             Pyrenula cinereovelata
                                             Pyrenula cinerosa
                                             Pyrenula cinnamomea
                                             Pyrenula circumfiniens
                                             Pyrenula circumfusa
                                             Pyrenula citriformis
                                             Pyrenula clandestina
                                             Pyrenula cocoës
                                             Pyrenula coerulescens
                                             Pyrenula collospora
                                             Pyrenula columellata
                                             Pyrenula comirana
                                             Pyrenula commixta
                                             Pyrenula complanata
                                             Pyrenula composita
                                             Pyrenula concastroma
                                             Pyrenula concatervans
                                                   [Verrucaria concatervans]
                                             Pyrenula confinis
                                                   [Anthracothecium confine]
                                                   [Bottaria confinis]
                                                   [Sporodictyon confine]
                                                   [Verrucaria confinis]
                                             Pyrenula confoederata
                                             Pyrenula conica
                                             Pyrenula consociata
                                             Pyrenula conspurcata
                                             Pyrenula convexa
                                                   [Verrucaria convexa]
                                                   [Verrucaria marginata var. convexa]
                                             Pyrenula copalchina
                                             Pyrenula cordatula
                                             Pyrenula corticata
                                                   [Anthracothecium corticatum]
                                             Pyrenula corticola
                                             Pyrenula coryli
                                                   [Arthopyrenia coryli]
                                                   [Arthopyrenia glabrata var. coryli]
                                                   [Microthelia glabrata var. coryli]
                                                   [Mycopyrenula coryli]
                                                   [Verrucaria coryli]
                                             Pyrenula costaricensis
                                             Pyrenula crassescens
                                             Pyrenula crassiuscula
                                             Pyrenula cruenta
                                                   [Melanotheca cruenta f. cruenta]
                                                   [Pyrenula circumrubens]
                                                   [Stromatothelium cruentum]
                                                   [Trypethelium cruentum]
                                                   [Trypethelium rubrum]
                                                   [Verrucaria circumrubens]
                                             Pyrenula cruentata
                                                   [Bottaria cruentata]
                                             Pyrenula cryptostoma
                                             Pyrenula cryptothelia
                                             Pyrenula crystalligera
                                             Pyrenula cubana
                                             Pyrenula cuprescens
                                             Pyrenula cuyabensis
                                             Pyrenula cylindrica
                                             Pyrenula cyrtospora
                                             Pyrenula darjeelingensis
                                             Pyrenula dealbata
                                             Pyrenula decumbens
                                                   [Parathelium decumbens]
                                             Pyrenula defossa
                                             Pyrenula deliquescens
                                             Pyrenula deplanata
                                             Pyrenula deprimens
                                             Pyrenula dermatodes
                                                   [Pyrenula nitida var. dermatodes]
                                                   [Verrucaria achroopora]
                                                   [Verrucaria dermatodes]
                                                   [Verrucaria glabrata var. dermatodes]
                                                   [Verrucaria glabratula]
                                                   [Verrucaria nitida var. dermatodes]
                                             Pyrenula diffracta
                                             Pyrenula discissa
                                             Pyrenula dispersa
                                             Pyrenula dissimulans
                                             Pyrenula duplicans
                                             Pyrenula dusenii
                                             Pyrenula dusenni
                                             Pyrenula ectypa
                                             Pyrenula elegans
                                             Pyrenula elliptica
                                             Pyrenula emergens
                                             Pyrenula emersa
                                               Pyrenula emersa var. emersa
                                               Pyrenula emersa var. rissoënsis
                                             Pyrenula endoleuca
                                             Pyrenula endostega
                                             Pyrenula endoxantha
                                             Pyrenula enteroleuca
                                             Pyrenula epappilata
                                             Pyrenula epappillata
                                             Pyrenula erumpens
                                             Pyrenula eschweileri
                                             Pyrenula eucalypta
                                             Pyrenula euphorbiae
                                             Pyrenula exigua
                                             Pyrenula expectata
                                             Pyrenula falklandica
                                             Pyrenula fallaciosa
                                             Pyrenula fallax
                                             Pyrenula falsaria
                                             Pyrenula farrea
                                                   Pyrenula farrea f. farrea
                                                   Pyrenula farrea f. umbrosa
                                               Pyrenula farrea var. farrea
                                               Pyrenula farrea var. pluriloculata
                                               Pyrenula farrea var. umbrosa
                                             Pyrenula feeana
                                             Pyrenula feracissima
                                             Pyrenula ferax
                                             Pyrenula fetivica
                                             Pyrenula fibrata
                                                   [Verrucaria fibrata]
                                             Pyrenula fimbriata
                                             Pyrenula finitima
                                             Pyrenula fissa
                                             Pyrenula flagellata
                                             Pyrenula flaventior
                                             Pyrenula flavofulvescens
                                             Pyrenula friesii
                                             Pyrenula fulva
                                             Pyrenula fulvella
                                             Pyrenula fulvescens
                                             Pyrenula fusca
                                             Pyrenula fuscata
                                             Pyrenula fusco-olivacea
                                             Pyrenula fuscolurida
                                             Pyrenula fusiformis
                                             Pyrenula fusoluminata
                                             Pyrenula gahavisukana
                                             Pyrenula galactina
                                             Pyrenula gaudichaudii
                                             Pyrenula gibberosa
                                             Pyrenula gibbosa
                                             Pyrenula gigas
                                             Pyrenula glabrata
                                                   Pyrenula glabrata f. cinerea
                                                   Pyrenula glabrata f. glabrata
                                                   Pyrenula glabrata f. microcarpa
                                                   Pyrenula glabrata f. pachyderma
                                             Pyrenula glabratula
                                             Pyrenula glabrescens
                                             Pyrenula glabriuscula
                                             Pyrenula glauca
                                             Pyrenula glaziovii
                                             Pyrenula globifera
                                             Pyrenula globosa
                                             Pyrenula gracilior
                                             Pyrenula gravenreuthii
                                             Pyrenula gregantula
                                             Pyrenula griseola
                                             Pyrenula grossa
                                             Pyrenula guimarana
                                             Pyrenula hagmannii
                                             Pyrenula harrimannii
                                             Pyrenula harrisii
                                             Pyrenula heppii
                                               Pyrenula heppii var. fraxini
                                               Pyrenula heppii var. heppii
                                             Pyrenula herrei
                                             Pyrenula heterochroa
                                             Pyrenula heteroclita
                                             Pyrenula hiascens
                                             Pyrenula hibernica
                                                   [Anthracothecium hibernicum]
                                                   [Nephroma lusitanicum f. hibernicum]
                                                   [Polyblastia hibernica]
                                                   [Verrucaria hibernica]
                                                   [Verrucaria pyrenuloides var. hibernica]
                                             Pyrenula himalayana
                                             Pyrenula hirsuta
                                             Pyrenula hoehneliana
                                             Pyrenula homalisma
                                             Pyrenula howeana
                                             Pyrenula hunana
                                             Pyrenula hyalospora
                                             Pyrenula hypophyta
                                             Pyrenula hypophytoides
                                             Pyrenula imitans
                                             Pyrenula immersa
                                             Pyrenula immissa
                                             Pyrenula imperfecta
                                             Pyrenula impressa
                                             Pyrenula incrustans
                                             Pyrenula indica
                                             Pyrenula indusiata
                                             Pyrenula infernalis
                                             Pyrenula infida
                                             Pyrenula infracongruens
                                             Pyrenula insularum
                                             Pyrenula interducta
                                             Pyrenula introducta
                                             Pyrenula irosina
                                             Pyrenula irregularis
                                             Pyrenula irrubescens
                                             Pyrenula isabellina
                                             Pyrenula japonica
                                             Pyrenula kakouettae
                                             Pyrenula karnatakensis
                                             Pyrenula kelungana
                                             Pyrenula kermesina
                                             Pyrenula knightiana
                                             Pyrenula kunthii
                                             Pyrenula kurzii
                                             Pyrenula lactea
                                             Pyrenula laetior
                                             Pyrenula laevigata
                                                   [Pyrenula alba var. laevigata]
                                                   [Verrucaria laevigata]
                                                   Pyrenula laevigata f. cinerea
                                                   Pyrenula laevigata f. grisea
                                                   Pyrenula laevigata f. laevigata
                                                   Pyrenula laevigata f. major
                                                   Pyrenula laevigata f. microcarpa
                                                   Pyrenula laevigata f. pachyderma
                                               Pyrenula laevigata var. incusa
                                               Pyrenula laevigata var. laevigata
                                               Pyrenula laevigata var. meizospora
                                               Pyrenula laevigata var. microspora
                                             Pyrenula lagoënsis
                                             Pyrenula laii
                                             Pyrenula lamprocarpa
                                             Pyrenula laureriformis
                                             Pyrenula leprieurii
                                             Pyrenula leucochlora
                                             Pyrenula leucostoma
                                                   [Anthracothecium leucostomum f. leucostomum]
                                                   [Anthracothecium libricola]
                                                   [Bottaria libricola]
                                                   [Pyrenula libricola]
                                                   [Verrucaria leucostoma]
                                                   [Verrucaria libricola var. libricola]
                                                   [Verrucaria libricola]
                                             Pyrenula leucotrypa
                                             Pyrenula libricola
                                             Pyrenula limae
                                             Pyrenula limayensis
                                             Pyrenula lineatostroma
                                             Pyrenula longislandica
                                             Pyrenula lucifera
                                             Pyrenula luteopruinosa
                                             Pyrenula macounii
                                             Pyrenula macrocarpa
                                             Pyrenula macrospora
                                                   [Pyrenula chlorospila var. macrospora]
                                                   [Pyrenula nitida var. macrospora]
                                             Pyrenula macularis
                                                   [Anthracothecium maculare]
                                             Pyrenula maculata
                                             Pyrenula mamillana
                                                   [Pyrenula mamillana f. mamillana]
                                                   [Verrucaria kunthii]
                                                   [Verrucaria mamillana]
                                                   [Verrucaria marginata f. marginata]
                                                   [Verrucaria marginata]
                                                   Pyrenula mamillana f. diminuens
                                               Pyrenula mamillana var. batuana
                                               Pyrenula mamillana var. erubescens
                                               Pyrenula mamillana var. mamillana
                                               Pyrenula mamillana var. subconfluens
                                             Pyrenula mamillata
                                             Pyrenula mammillaris
                                             Pyrenula mangiferae
                                             Pyrenula manhaviensis
                                             Pyrenula maravalensis
                                             Pyrenula marcida
                                             Pyrenula marginata
                                               Pyrenula marginata var. australasiatica
                                               Pyrenula marginata var. fulva
                                               Pyrenula marginata var. marginata
                                             Pyrenula marginatula
                                             Pyrenula marmorata
                                             Pyrenula martinicana
                                             Pyrenula massalongiana
                                             Pyrenula massariospora
                                             Pyrenula mastophora
                                                   [Verrucaria flaventior]
                                                   [Verrucaria mastophora]
                                               Pyrenula mastophora var. australis
                                               Pyrenula mastophora var. mastophora
                                             Pyrenula mastophoriza
                                             Pyrenula mastophorizans
                                                   [Verrucaria mastophorizans]
                                             Pyrenula mastophoroides
                                               Pyrenula mastophoroides var. flavicans
                                               Pyrenula mastophoroides var. mastophoroides
                                             Pyrenula mastospora
                                                   Pyrenula mastospora f. evolutior
                                                   Pyrenula mastospora f. mastospora
                                             Pyrenula maura
                                             Pyrenula media
                                             Pyrenula megalospora
                                             Pyrenula megapotamica
                                             Pyrenula melaleuca
                                             Pyrenula melanophthalma
                                             Pyrenula micheneri
                                             Pyrenula microcarpa
                                             Pyrenula microcarpoides
                                                   [Collema microcarpoides]
                                                   [Usnea dasypoga var. microcarpoides]
                                                   [Usnea microcarpoides]
                                             Pyrenula microciba
                                             Pyrenula micromma
                                               Pyrenula micromma var. leucomma
                                               Pyrenula micromma var. micromma
                                             Pyrenula microscopica
                                             Pyrenula microspora
                                             Pyrenula microtheca
                                             Pyrenula minae
                                             Pyrenula minarum
                                               Pyrenula minarum var. colorans
                                               Pyrenula minarum var. minarum
                                             Pyrenula minor
                                             Pyrenula minuta
                                             Pyrenula minutispora
                                             Pyrenula minutula
                                             Pyrenula mollis
                                             Pyrenula moniliformis
                                             Pyrenula montagnei
                                             Pyrenula montana
                                             Pyrenula montocensis
                                             Pyrenula mozambica
                                             Pyrenula mucosa
                                             Pyrenula multicolorata
                                             Pyrenula muscorum
                                               Pyrenula muscorum var. faginea
                                               Pyrenula muscorum var. muscorum
                                             Pyrenula myriocarpa
                                             Pyrenula naegelii
                                             Pyrenula nanospora
                                             Pyrenula nebulosa
                                             Pyrenula neglecta
                                               Pyrenula neglecta subsp. neglecta
                                             Pyrenula neofulva
                                             Pyrenula neojaponica
                                             Pyrenula neolaevigata
                                             Pyrenula neopeltophora
                                             Pyrenula netrospora
                                             Pyrenula nigrocincta
                                             Pyrenula nitens
                                                   Pyrenula nitens f. nitens
                                             Pyrenula nitida
                                                   [Arthopyrenia nitida f. nitida]
                                                   [Arthopyrenia nitida var. nitida]
                                                   [Arthopyrenia nitida]
                                                   [Bunodea nitida var. nitida]
                                                   [Bunodea nitida]
                                                   [Lichen nitidus]
                                                   [Pyrenula nitida var. nitida]
                                                   [Sphaeria nitida]
                                                   [Sphaeria suffusa]
                                                   [Tympanicysta nitida]
                                                   [Verrucaria nitida f. nitida]
                                                   [Verrucaria nitida subsp. nitida]
                                                   [Verrucaria nitida]
                                                   Pyrenula nitida f. albolutea
                                                   Pyrenula nitida f. chevallieri
                                                   Pyrenula nitida f. crassa
                                                   Pyrenula nitida f. diffracta
                                                   Pyrenula nitida f. elaeodes
                                                   Pyrenula nitida f. flavescens
                                                   Pyrenula nitida f. nigrescens
                                                   Pyrenula nitida f. nitida
                                                   Pyrenula nitida f. pachyderma
                                                   Pyrenula nitida f. pinguis
                                                   Pyrenula nitida f. virens
                                               Pyrenula nitida var. aequata
                                               Pyrenula nitida var. americana
                                               Pyrenula nitida var. commutata
                                               Pyrenula nitida var. grandispora
                                               Pyrenula nitida var. major
                                               Pyrenula nitida var. minor
                                               Pyrenula nitida var. phaeospila
                                               Pyrenula nitida var. populi
                                             Pyrenula nitidans
                                             Pyrenula nitidella
                                                   [Bunodea nitida var. nitidella]
                                                   [Pyrenula nitida var. nitidella]
                                                   [Verrucaria nitidella]
                                                   Pyrenula nitidella f. nitidella
                                                   Pyrenula nitidella f. pinicola
                                               Pyrenula nitidella var. cintrana
                                               Pyrenula nitidella var. exstantior
                                               Pyrenula nitidella var. maculata
                                               Pyrenula nitidella var. nigrescens
                                               Pyrenula nitidella var. nitidella
                                             Pyrenula nitidula
                                             Pyrenula nodulata
                                             Pyrenula nova-granadensis
                                             Pyrenula novae-granadensis
                                             Pyrenula novemseptata
                                             Pyrenula nuda
                                             Pyrenula oblonga
                                             Pyrenula oblongata
                                             Pyrenula obscura
                                             Pyrenula obscurata
                                             Pyrenula obscurior
                                             Pyrenula obtecta
                                             Pyrenula obtusior
                                             Pyrenula obvoluta
                                             Pyrenula occidentalis
                                                   [Pyrenula neglecta subsp. occidentalis]
                                             Pyrenula occulta
                                                   [Verrucaria micromma]
                                                   [Verrucaria occulta]
                                               Pyrenula occulta var. leucomma
                                               Pyrenula occulta var. occulta
                                             Pyrenula ocellata
                                             Pyrenula ochracea
                                             Pyrenula ochraceoflava
                                                   [Verrucaria ochraceoflava]
                                               Pyrenula ochraceoflava var. ochraceoflava
                                               Pyrenula ochraceoflava var. pacifica
                                             Pyrenula ochraceoflavens
                                             Pyrenula oculata
                                             Pyrenula oculifera
                                             Pyrenula oleagina
                                             Pyrenula oleosa
                                             Pyrenula oligocarpa
                                             Pyrenula olivacea
                                             Pyrenula olivaceofusca
                                             Pyrenula oroferensis
                                             Pyrenula oxyspora
                                             Pyrenula oxysporiza
                                                   [Pyrenula oxyspora]
                                             Pyrenula pachycheila
                                             Pyrenula pachyspora
                                             Pyrenula pallidofulvescens
                                               Pyrenula pallidofulvescens var. fulvostraminea
                                               Pyrenula pallidofulvescens var. pallidofulvescens
                                             Pyrenula palmarum
                                             Pyrenula papilligera
                                             Pyrenula papuliformis
                                             Pyrenula paraensis
                                             Pyrenula parva
                                             Pyrenula parvinuclea
                                                   [Anthracothecium parvinucleum]
                                                   [Bottaria parvinuclea]
                                                   [Verrucaria parvinuclea]
                                             Pyrenula parvula
                                             Pyrenula peltophora
                                             Pyrenula personata
                                             Pyrenula pertusarina
                                             Pyrenula pertusarioidea
                                             Pyrenula philippina
                                               Pyrenula philippina var. oceanica
                                               Pyrenula philippina var. philippina
                                             Pyrenula pileata
                                             Pyrenula pinguis
                                               Pyrenula pinguis var. adacta
                                               Pyrenula pinguis var. emergens
                                                     [Pyrenula punctella var. emergens]
                                                     [Verrucaria pinguis var. emergens]
                                               Pyrenula pinguis var. exstans
                                               Pyrenula pinguis var. pinguis
                                                     [Verrucaria pinguis var. pinguis]
                                             Pyrenula planiuscula
                                             Pyrenula platysporella
                                             Pyrenula pleiomera
                                             Pyrenula pleiomeriza
                                             Pyrenula plittii
                                             Pyrenula plumbaria
                                             Pyrenula plumbea
                                             Pyrenula pluricarpa
                                             Pyrenula polillensis
                                             Pyrenula polycarpa
                                             Pyrenula porinella
                                             Pyrenula porinoides
                                                   [Ocellularia porinoides]
                                                   [Segestria porinoides var. porinoides]
                                                   [Verrucaria porinoides]
                                             Pyrenula porphyria
                                             Pyrenula praelucida
                                             Pyrenula prorecta
                                             Pyrenula prostans
                                             Pyrenula prostrata
                                             Pyrenula pseudobufonia
                                             Pyrenula pseudonitidella
                                             Pyrenula pseudovelata
                                             Pyrenula psoriformis
                                             Pyrenula pudica
                                             Pyrenula pulchella
                                               Pyrenula pulchella var. cinerascens
                                               Pyrenula pulchella var. pulchella
                                             Pyrenula punctella
                                               Pyrenula punctella var. exstans
                                               Pyrenula punctella var. punctella
                                             Pyrenula punctifera
                                             Pyrenula pupula
                                             Pyrenula pyrenastroides
                                                   [Verrucaria pyrenastroides]
                                             Pyrenula pyrenastrospora
                                             Pyrenula pyrenuloides
                                                   [Bathelium pyrenuloides]
                                                   [Bottaria pyrenuloides]
                                                   [Pyrenastrum pyrenuloides]
                                                   [Trypethelium pyrenuloides]
                                                   [Verrucaria pyrenuloides]
                                             Pyrenula pyrgillospora
                                             Pyrenula quadruplans
                                             Pyrenula quartzitica
                                             Pyrenula quarzitica
                                             Pyrenula quassiaecola
                                             Pyrenula quassiicola
                                             Pyrenula quercus
                                             Pyrenula quercuum
                                             Pyrenula quinqueseptata
                                             Pyrenula ravenelii
                                                   [Bathelium megaspermum var. tasmanicum]
                                                   [Laurera megasperma var. tasmanica]
                                             Pyrenula reebiae
                                             Pyrenula rhombospora
                                             Pyrenula rimicola
                                             Pyrenula rizaiensis
                                             Pyrenula rizalensis
                                             Pyrenula rockii
                                             Pyrenula rubidopunctata
                                             Pyrenula rubroanomala
                                             Pyrenula rubromaculata
                                             Pyrenula rubrostoma
                                             Pyrenula rudis
                                             Pyrenula rugulosa
                                             Pyrenula samarana
                                             Pyrenula sandwicensis
                                             Pyrenula santensis
                                                   [Pyrenula mamillana var. santensis]
                                                   [Verrucaria marginata var. santensis]
                                                   [Verrucaria santensis]
                                             Pyrenula schaereri
                                             Pyrenula schutschensis
                                             Pyrenula scutata
                                             Pyrenula segregata
                                                   [Verrucaria aggregata f. segregata]
                                             Pyrenula septicollaris
                                             Pyrenula seriata
                                             Pyrenula sessilis
                                             Pyrenula sexlocularis
                                                   [Pyrenula sexlocularis var. sexlocularis]
                                                   [Verrucaria sexlocularis]
                                               Pyrenula sexlocularis var. xanthoplaca
                                             Pyrenula shirabeicola
                                             Pyrenula shirleyana
                                             Pyrenula sipmanii
                                             Pyrenula spadicea
                                             Pyrenula spectata
                                             Pyrenula sphaerica
                                             Pyrenula sphaeroides
                                             Pyrenula stictica
                                             Pyrenula stramineoatra
                                               Pyrenula stramineoatra var. cinereostraminea
                                               Pyrenula stramineoatra var. stramineoatra
                                             Pyrenula straminescens
                                             Pyrenula subacutalis
                                             Pyrenula subaggregata
                                             Pyrenula subandamanica
                                             Pyrenula subaperta
                                             Pyrenula subareolata
                                             Pyrenula subcamptospora
                                             Pyrenula subcinerea
                                             Pyrenula subconfluens
                                             Pyrenula subcongruens
                                             Pyrenula subcremea
                                             Pyrenula subcutanea
                                             Pyrenula subcylindrica
                                             Pyrenula subdecolor
                                             Pyrenula subdissidens
                                             Pyrenula subducta
                                               Pyrenula subducta var. retracta
                                               Pyrenula subducta var. subducta
                                             Pyrenula subelliptica
                                             Pyrenula subfarinosa
                                             Pyrenula subferruginea
                                             Pyrenula subglabrata
                                             Pyrenula subglabriuscula
                                               Pyrenula subglabriuscula var. natalensis
                                               Pyrenula subglabriuscula var. subglabriuscula
                                             Pyrenula subgregantula
                                             Pyrenula subgriseola
                                             Pyrenula subimmersa
                                             Pyrenula subindica
                                             Pyrenula sublaevigata
                                             Pyrenula sublateritia
                                             Pyrenula sublateritita
                                             Pyrenula submarginata
                                             Pyrenula submastophora
                                             Pyrenula subnitida
                                             Pyrenula subnitidella
                                             Pyrenula subochraceoflavens
                                             Pyrenula suboligocarpa
                                             Pyrenula subpraelucida
                                             Pyrenula subpunctella
                                             Pyrenula subpunctiformis
                                             Pyrenula subrizalensis
                                             Pyrenula subsoluta
                                             Pyrenula subtrahens
                                             Pyrenula subvelata
                                             Pyrenula supracongruens
                                             Pyrenula tenella
                                             Pyrenula tenuisepta
                                             Pyrenula tesselata
                                             Pyrenula tessellata
                                             Pyrenula texans
                                             Pyrenula thelemorpha
                                             Pyrenula thelomorpha
                                             Pyrenula tokyensis
                                             Pyrenula tokyoensis
                                             Pyrenula transparens
                                             Pyrenula tricolor
                                             Pyrenula triphracta
                                             Pyrenula tristissima
                                             Pyrenula trombetana
                                             Pyrenula tropica
                                             Pyrenula trypanea
                                             Pyrenula tunicata
                                             Pyrenula umbilicatula
                                             Pyrenula vanoverberghii
                                             Pyrenula velata
                                             Pyrenula velatior
                                             Pyrenula vermicellifera
                                             Pyrenula vermicularis
                                             Pyrenula vernicosa
                                             Pyrenula verrucarioides
                                             Pyrenula verrucosa
                                             Pyrenula verruculosa
                                             Pyrenula virens
                                             Pyrenula virescens
                                             Pyrenula viridescens
                                             Pyrenula vitrea
                                             Pyrenula volvarioides
                                             Pyrenula warmingii
                                                   [Verrucaria warmingii]
                                             Pyrenula wetmorei
                                             Pyrenula wheeleri
                                             Pyrenula willeyana
                                             Pyrenula wilmsiana
                                             Pyrenula wrightii
                                             Pyrenula xanthominuta
                                             Pyrenula xyloides
                                             Pyrenula zeylanica
                                             Pyrenula zwackhii
                                     Pyrenulomyces
                                             Pyrenulomyces nitidae
                                     Pyrgillocarpon
                                             Pyrgillocarpon cubanum
                                             Pyrgillocarpon indicum
                                     Pyrgillomyces
                                             Pyrgillomyces americani
                                     Pyrgillus
                                           [Pyrgillocarpon]
                                           [Pyrgillomyces]
                                             Pyrgillus albopunctatus
                                             Pyrgillus americanus
                                             Pyrgillus boninensis
                                             Pyrgillus crassus
                                             Pyrgillus cubanus
                                             Pyrgillus fallax
                                             Pyrgillus fuscus
                                             Pyrgillus hawaiiensis
                                             Pyrgillus indicus
                                                   [Tylophoron indicum]
                                             Pyrgillus javanicus
                                                   [Acolium javanicum]
                                                   [Calicium javanicum]
                                                   [Pyrgillus australiensis]
                                                   [Trachylia javanica]
                                             Pyrgillus sodalis
                                             Pyrgillus substipitatus
                                     Sulcopyrenula
                                             Sulcopyrenula canellae-albae
                                                   [Anthracothecium canellae-albae]
                                                   [Bottaria canellae-albae]
                                                   [Pyrenula canellae-albae]
                                                   [Verrucaria canellae-albae]
                                             Sulcopyrenula cruciata
                                             Sulcopyrenula staurospora
                                                   [Anthracothecium staurosporum]
                                                   [Pyrenula staurospora]
                                     Trichotrema
                                             Trichotrema burchellii
                                             Trichotrema filisporum
                                             Trichotrema leptosporum
                                             Trichotrema oblongulum
                                             Trichotrema trichosporum

Problematic Rooting (10600)
                                     Pleurothelium
                                             Pleurothelium dissimulans
                                             Pleurothelium ernstianum
                                             Pleurothelium inclinatum
                                             Pleurothelium indutum
                                             Pleurothelium microsporum
                                             Pleurothelium salvatum

Problematic Rooting (402267)
                                               Pyrenula achariana var. achariana
                                               Pyrenula achariana var. angolensis

Problematic Rooting (402346)
                                               Pyrenula cerasi var. vera

Problematic Rooting (402366)
                                               Pyrenula circumrubens var. circumrubens
                                               Pyrenula circumrubens var. erythrinosa
                                               Pyrenula circumrubens var. rubrotecta

Problematic Rooting (402466)
                                               Pyrenula gemmata var. gemmata
                                               Pyrenula gemmata var. macrocarpa
                                               Pyrenula gemmata var. sphaeroides
                                               Pyrenula gemmata var. tersa

Problematic Rooting (402539)
                                               Pyrenula leucocephala var. amphibola

Problematic Rooting (402541)
                                               Pyrenula leucoplaca var. chrysoleuca
                                               Pyrenula leucoplaca var. leucoplaca
                                               Pyrenula leucoplaca var. pluriloculata
                                               Pyrenula leucoplaca var. umbrosa

Problematic Rooting (402613)
                                               Pyrenula nigrescens var. areolata

Problematic Rooting (402689)
                                                   Pyrenula punctiformis f. acerina
                                                   Pyrenula punctiformis f. galactites
                                                   Pyrenula punctiformis f. lactea
                                                   Pyrenula punctiformis f. pinicola
                                                   Pyrenula punctiformis f. punctiformis
                                               Pyrenula punctiformis var. punctiformis
                                               Pyrenula punctiformis var. vera

Problematic Rooting (7393)
                                     Polythelis
                                             Polythelis fusca
                                             Polythelis suffusca
                                             Polythelis thalictri

Problematic Rooting (98374)
                                                   Anthracothecium libricola f. libricola