''Diorygma'' 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 ...
of
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
Graphidaceae
The Graphidaceae are a family of lichens in the order Ostropales.
Distribution and ecology
The vast majority of Graphidaceae species are restricted to the tropics. Most Graphidaceae species are epiphytic (i.e. they grow only on plants).
Gener ...
. The genus was
circumscribed
In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius.
Not every polyg ...
by
Franz Gerhard Eschweiler in 1824.
Species of the genus are widely distributed 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 ...
and
subtropical
The subtropical zones or subtropics are geographical zone, geographical and Köppen climate classification, climate zones to the Northern Hemisphere, north and Southern Hemisphere, south of the tropics. Geographically part of the Geographical z ...
regions of the world.
Species
,
Species Fungorum accepts 76 species of ''Diorygma''.
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Diorygma aeolum''
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Diorygma africanum''
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Diorygma agumbense''
– India
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Diorygma alagoense''
– Brazil
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Diorygma albocinerascens''
– India
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Diorygma albovirescens''
– India
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Diorygma angusticarpum''
– Thailand
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Diorygma antillarum''
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Diorygma archeri''
– Vietnam
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Diorygma australasicum''
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Diorygma basinigrum''
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Diorygma cameroonense''
– Africa
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Diorygma chumphonense''
– Thailand
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Diorygma circumfusum''
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Diorygma citri''
– Thailand
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Diorygma confluens''
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Diorygma conprotocetraricum''
– Thailand
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Diorygma dandeliense''
– India
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Diorygma dealbatum'' – India
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Diorygma epiglaucum''
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Diorygma erythrellum''
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Diorygma excipuloconvergentum''
– India
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Diorygma extensum''
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Diorygma fuscopruinosum''
– Thailand
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Diorygma fuscum''
– China
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Diorygma hieroglyphicellum''
– Thailand
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Diorygma hieroglyphicum''
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Diorygma hololeucum''
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Diorygma inaequale'' – India
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Diorygma incantatum''
– Brazil
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Diorygma inexpectatum''
– Thailand
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Diorygma intermedium''
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Diorygma isabellinum''
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Diorygma junghuhnii''
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Diorygma karnatakense''
– India
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Diorygma kurnoolense''
– India
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Diorygma longilirellatum''
– India
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Diorygma longisporum''
– Brazil
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Diorygma macgregorii''
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Diorygma manipurense'' – India
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Diorygma megaspermum''
– India
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Diorygma megasporum''
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Diorygma megistosporum''
– India
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Diorygma microsporum''
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Diorygma minisporum''
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Diorygma monophorum''
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Diorygma nigricans''
– Peru
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Diorygma occultum''
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Diorygma panchganiense''
– India
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Diorygma pauciseptatum''
– Brazil
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Diorygma poitaei''
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Diorygma pruinosum''
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Diorygma radiatum''
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Diorygma reniforme''
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Diorygma roseopruinatum''
– New Caledonia
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Diorygma rufopruinosum''
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Diorygma rufosporum''
– India
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Diorygma rupicola''
– India
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Diorygma salazinicum
''Diorygma salazinicum'' is a rare species of lichen in the family Graphidaceae. Found in Thailand, it was formally described as a new species in 2014 by Jutarat Sutjaritturakan and Klaus Kalb. The type specimen was collected in Tambon Wangmai ( ...
''
– Thailand
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Diorygma salvadoriense''
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Diorygma saxicola''
– India
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Diorygma sipmanii''
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Diorygma soozanum''
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Diorygma sophianum''
– Brazil
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Diorygma spilotum''
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Diorygma sticticum''
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Diorygma streimannii''
– Australia
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Diorygma subalbatum''
– India
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Diorygma subpruinosum''
– Thailand
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Diorygma talisense''
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Diorygma thailandicum''
– Thailand
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Diorygma tibellii''
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Diorygma tocantinsense''
– Brazil
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Diorygma tuberculosum''
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Diorygma upretii''
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Diorygma verrucirimosum'' – India
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Diorygma wallamanensis''
– Australia
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Diorygma wilsonianum''
References
Cited literature
*
Graphidales genera
Lichen genera
Taxa named by Franz Gerhard Eschweiler
Taxa described in 1824
{{Lecanoromycetes-stub