''Heterodermia'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.fungi A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from ...

in the family

Physciaceae The Physciaceae are a family of mostly lichen-forming fungi belonging to the class Lecanoromycetes in the division Ascomycota. A 2016 estimate placed 19 genera and 601 species in the family. Genera This is a list of the genera contained within ...

. The genus has a widespread distribution, especially in

tropical The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in the Southern Hemisphere at S. The tropics are also referred to ...

regions, and contains about 80 species.

Description

''Heterodermia'' are subterranean or almost upright leaf lichens with a bearing diameter of up to 10 centimeters. Their top is pale greenish, whitish or pale greyish, many species are ciliolate on the edge. The underside is white, tan or orange with pale or dark rhizines.

Distribution

The genus ''Heterodermia'' has about 80 species a large area of distribution, especially in the tropics.

Species

*'' Heterodermia albicans'' *'' Heterodermia antillarum'' *''

Heterodermia appalachensis ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *'' Heterodermia archeri'' *'' Heterodermia casarettiana'' *''

Heterodermia chilensis ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *'' Heterodermia ciliatomarginata'' *''

Heterodermia comosa ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia crocea ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia diademata ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *'' Heterodermia echinata'' *''

Heterodermia erecta ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia erinacea ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia flabellata ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia galactophylla ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia granulifera ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia himalayensis ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia hybocarponica ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia isidiophora ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia japonica ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia kalbii ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia linearis ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *'' Heterodermia lutescens'' *'' Heterodermia microphylla'' *'' Heterodermia namaquana'' *''

Heterodermia neglecta ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia obscurata ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *'' Heterodermia paradoxa'' *'' Heterodermia podocarpa'' *'' Heterodermia pseudospeciosa'' *'' Heterodermia queenslandica'' *'' Heterodermia rugulosa'' *'' Heterodermia sitchensis'' *''

Heterodermia spathulifera ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *''

Heterodermia speciosa ''Heterodermia'' is a genus of lichenized fungi in the family Physciaceae. The genus has a widespread distribution, especially in tropical regions, and contains about 80 species. Description ''Heterodermia'' are subterranean or almost upright le ...

'' *'' Heterodermia squamulosa'' *'' Heterodermia subcitrina'' *'' Heterodermia subneglecta'' *'' Heterodermia tropica'' *'' Heterodermia verdonii''

References

Caliciales genera Caliciales Lichen genera Taxa named by Vittore Benedetto Antonio Trevisan de Saint-Léon Taxa described in 1868 {{Teloschistales-stub