Authors: IUCN SSC Lichen Specialist Group
Citation: IUCN SSC Lichen Specialist Group (2021) Gobal IUCN red-list of lichen-forming, lichenicolous and allied fungi. Consortium of North American Lichen Herbaria (CNALH), Available at http// (Accessed on yyyy-mm-dd).

This checklist includes only species assessed as Least Concern of the lichen-forming, lichenicolous and allied fungi currently included in the global red-list published by the International Union for Conservation of Nature (IUCN).

Notes: last updated August 2022

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Families: 7
Genera: 17
Species: 23
Total Taxa (details): 23

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[Bacidia abducens (Nyl.) Zahlbr., Bacidia abductans (Nyl.) Zahlbr., Biatora leucampyx Tuck., Biatora schweinitzii Fr. ex E. Michener, Patellaria granulosa (Hoffm.) DC.]
[Alectoria corneliae Gyeln., Alectoria fremontii Tuck., Alectoria tenerrima Motyka, Alectoria tortuosa G. Merr.]
[Parmelia confoederata W.L. Culb.]
[Canoparmelia amabilis Heiman & Elix, Parmelia caroliniana Nyl., Pseudoparmelia caroliniana (Nyl.) Hale]
[Parmelia baltimorensis Gyeln. & Fóriss, Pseudoparmelia baltimorensis (Gyeln. & Fóriss) Hale]
[Flavoparmelia caperata f. caperata (L.) Hale, Flavoparmelia caperata f. sorediosa (Müll. Arg.) S.Y. Kondr., Flavoparmelia caperata var. caperata (L.) Hale, Imbricaria caperata (L.) DC., Lichen caperatus L., Lobaria caperata (L.) Hoffm., Parmelia caperata (L.) Ach., Parmelia caperata f. caperata (L.) Ach., Parmelia caperata f. crispa Meyen & Flot., Parmelia caperata f. delicata Mereschk., Parmelia caperata f. elongata C. Moreau & M. Moreau, Parmelia caperata f. eucylisphora Maas Geest., Parmelia caperata f. eurugosa Maas Geest., Parmelia caperata f. gemmulifera Flot. ex Hillmann, Parmelia caperata f. laevissima Gyeln., Parmelia caperata f. ornata Maas Geest., Parmelia caperata f. papillosa Harm., Parmelia caperata f. polyphylla Hillmann, Parmelia caperata f. ramealis Nyl., Parmelia caperata f. saxicola Müll.Arg., Parmelia caperata f. sorediosa Müll.Arg., Parmelia caperata f. subglauca Harm., Parmelia caperata f. submonophylla Hillmann, Parmelia caperata f. tenuata Hillmann, Parmelia caperata var. caperata (L.) Ach., Parmelia caperata var. coerulea B. de Lesd., Parmelia caperata var. exornata Zahlbr., Parmelia caperata var. glaucopis Müll.Arg., Parmelia caperata var. isidiophora J. Steiner, Parmelia caperata var. laevissima (Gyeln.) Ozenda & Clauzade, Parmelia caperata var. papillosa (Harm.) Ozenda & Clauzade, Parmelia caperata var. pyliphora Ach., Parmelia caperata var. rugosa (Wallr.) Maas Geest., Parmelia caperata var. soredians (Nyl.) Hillmann, Parmelia caperata var. sorediosa F. Wilson, Parmelia caperata var. subsorediosa (Räsänen) Zahlbr., Parmelia caperata var. tenuata Hillmann, Parmelia caperata var. ulophylla Ach., Parmelia cylisphora (Ach.) Wainio, Parmelia flavicans (Tuck.) Tuck., Parmelia herreana Zahlbr., Parmelia negativa Gyeln., Parmelia perlata var. flavicans Tuck., Parmotrema caperata (L.) M. Choisy, Platisma caperatum (L.) Hoffm., Pseudoparmelia caperata (L.) Hale]
[Cetrariastrum nepalense (Taylor) W.L. Culb. & C.F. Culb., Everniastrum nepalense (Taylor) Hale ex Sipman, Parmelia nepalensis Taylor]
[Lecanora caesiorubella subsp. lathamii Imshaug & Brodo, Lecanora caesiorubella subsp. prolifera (Fink) R.C. Harris, Lecanora pallida subsp. prolifera Fink ex J. Hedrick, Lecanora subpallida G. Merr.]
[Geissodea saxatilis (L.) J. St.-Hil., Imbricaria saxatilis (L.) Körb., Imbricaria saxatilis f. nigrescens Britzelm., Imbricaria saxatilis f. saxatilis (L.) Körb., Imbricaria saxatilis var. omphalodes (L.) Körb., Imbricaria saxatilis var. saxatilis (L.) Körb., Lichen laciniatus var. saxatilis (L.) Weiss, Lichen saxatilis L., Parmelia quercina f. furfuracea (Schaer.) Zahlbr., Parmelia saxatilis f. caesiopruinosa Nyl. ex Cromb., Parmelia saxatilis f. furfuracea Schaer., Parmelia saxatilis var. aizonii Delise ex Duby, Parmelia saxatilis var. furfuracea (Schaer.) Linds., Parmelia saxatilis var. panniformis, Parmotrema saxatile (L.) M. Choisy, Parmotrema saxatile var. aizoni (Delise) M. Choisy, Parmotrema saxatile var. saxatile (L.) M. Choisy, Platysma saxatile (L.) Frege]
[Foraminella ambigua (Hoffm.) S.L.F. Mey., Lichen ambiguus Wulfen nom. illegit., Lichen ambiguus var. albescens Wahlenb., Lichen ambiguus var. ambiguus Wulfen nom. illegit., Lobaria ambigua (Hoffm.) Hoffm., Parmelia ambigua (Hoffm.) Ach., Parmelia viridosoredians Elix, Placodium ambiguum (Hoffm.) Frege, Squamaria ambigua Hoffm.]
[Foraminella hyperopta (Ach.) S.L.F. Fricke-Meyer, Imbricaria aleurites var. hyperopta (Ach.) Jatta, Imbricaria hyperopta (Ach.) Körb., Parmelia hyperopta Ach., Parmelia hyperopta var. angustifolia Hillmann, Parmelia hyperopta var. hyperopta Ach., Parmeliopsis diffusa (Körb.) Poetsch, Parmeliopsis diffusa f. albidula Gyeln., Parmeliopsis diffusa f. albosorediata (Gyeln.) Gyeln., Parmeliopsis diffusa f. angustifolia (Hillmann) Gyeln., Parmeliopsis diffusa f. diffusa (Körb.) Poetsch, Parmeliopsis diffusa f. fuscisorediata (Gyeln.) Gyeln., Parmeliopsis diffusa f. roseola Gyeln., Parmeliopsis diffusa var. diffusa (Körb.) Poetsch, Parmeliopsis diffusa var. evanescenti-virens Gyeln., Parmeliopsis diffusa var. obsessa (Ach.) Zahlbr., Parmeliopsis hyperopta f. hyperopta (Ach.) Vain., Parmeliopsis hyperopta var. hyperopta (Ach.) Vain.]
[Imbricaria crinita (Ach.) Arnold, Imbricaria proboscidea (Taylor) Jatta, Parmelia chlorocarpa Müll. Arg., Parmelia crinita Ach., Parmelia crinita var. crinita Ach., Parmelia crinita var. inactiva H. Magn., Parmelia perforata subsp. crinita (Ach.) Tuck., Parmelia perlata f. dissectula Nyl., Parmelia proboscidea Taylor, Parmelia proboscidea f. bulbifera Hue, Parmelia proboscidea f. proboscidea Taylor, Parmelia proboscidea f. sorediifera (Müll.Arg.) Müll.Arg., Parmelia proboscidea var. corallina Müll.Arg., Parmelia proboscidea var. eciliata J.D. Zhao, Parmelia proboscidea var. ornatula Zahlbr., Parmelia proboscidea var. proboscidea Taylor, Parmelia proboscidea var. saxicola Sambo, Parmelia proboscidea var. sorediifera Müll.Arg.]
[Imbricaria hypotropa (Nyl.) Jatta, Parmelia hypotropa Nyl., Parmelia perforata var. hypotropa (Nyl.) Tuck.]
[Imbricaria perforata (Wulfen) Körb., Lichen perforatus Jacq., Lobaria perforata (Wulfen) Michx., Parmelia erecta E. C. Berry, Parmelia hypotropoides Nyl. ex Willey, Parmelia perforata (Jacq.) Ach., Parmelia perforata f. integra Kremp., Parmelia perforata var. corniculata Kremp., Parmelia perforata var. microspora Räsänen, Parmelia perforata var. replicata Meyen & Flot., Parmelia perforata var. santiagoënsis Räsänen, Parmelia perlata var. perforata (Jacq.) Koltz, Platisma perforatum (Wulfen) Hoffm.]
[Dimelaena setosa (Ach.) Trevis., Parmelia hispidula Ach., Parmelia setosa Ach., Physcia hispidula (Ach.) Frey, Physcia hispidula subsp. exornatula (Zahlbr.) Poelt, Physcia hispidula subsp. hispidula (Ach.) Frey, Physcia hispidula subsp. primaria Poelt, Physcia setosa (f. virella) B. de Lesd., Physcia setosa f. deminuta Cromb., Physcia setosa f. setosa (Ach.) Nyl., Physcia setosa f. sulphurascens Zahlbr., Physcia setosa f. virella B. de Lesd., Physcia setosa var. albociliata B. de Lesd., Physcia setosa var. exornatula Zahlbr., Physcia setosa var. setosa (Ach.) Nyl.]
[Parmelia dubia Schaer., Parmelia dubia f. dubia (Hoffm.) Röhl., Parmelia dubia f. eudubia Maas Geest., Parmelia dubia f. furfuracea Hillmann, Parmelia dubia f. granulifera (Servít) Maas Geest., Parmelia dubia f. marginata Hillmann, Parmelia dubia f. minuta Harm., Parmelia dubia f. scrobiculata B. de Lesd., Parmelia dubia f. subpruinosa (Servít) Hillmann, Parmelia dubia f. ulophylla Sandst., Parmelia dubia var. caesiocinerea B. de Lesd., Parmelia dubia var. deliblatensis Gyeln., Parmelia dubia var. dubia (Wulfen) Schaer., Parmelia dubia var. maculatosorediosa Gyeln., Parmelia dubia var. stictica (Duby) Schaer., Parmelia dubia var. ulophylla (Ach.) Harm., Parmelia dubia var. ulophyllodes Vain., Parmelia subrudecta Nyl., Parmelia subrudecta f. furfuracea (Hillmann) Rass., Parmelia subrudecta f. marginata (Hillmann) Rass., Parmelia subrudecta f. subrudecta Nyl., Parmelia subrudecta f. ulophylla (Sandst.) Rass., Parmelia subrudecta var. australasica Räsänen, Parmelia subrudecta var. australica Räsänen, Parmelia subrudecta var. subrudecta Nyl., Parmelia ulophylla F. Wilson]
[Chlorodictyon foliosum J. Agardh, Ramalina reticulata Taylor]
[Gyrophora phaea (Tuck.) Nyl.]