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 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 ...
consisting of about 30 species. 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
Antoine Laurent Apollinaire Fée
Antoine Laurent Apollinaire Fée was a French botanist who was born in Ardentes, 7 November 1789, and died in Paris on 21 May 1874. He was the author of works on botany and mycology, practical and historical pharmacology, Darwinism, and his expe ...
in 1874.
Several features characterise the genus ''Platygramme'': the brown ascospores, an
hymenium
The hymenium is the tissue layer on the hymenophore of a fungal fruiting body where the cells develop into basidia or asci, which produce spores. In some species all of the cells of the hymenium develop into basidia or asci, while in others some ...
, and fruiting bodies in which some of the tips of the are and form lamellae (plates).
Platygramme discurrens
''Platygramme'' is a genus of lichen-forming fungi in the family Graphidaceae consisting of about 30 species. The genus was circumscribed by Antoine Laurent Apollinaire Fée in 1874.
Several features characterise the genus ''Platygramme'': th ...
Platygramme kaalensis
''Platygramme'' is a genus of lichen-forming fungi in the family Graphidaceae consisting of about 30 species. The genus was circumscribed by Antoine Laurent Apollinaire Fée in 1874.
Several features characterise the genus ''Platygramme'': th ...
Platygramme muelleri
''Platygramme'' is a genus of lichen-forming fungi in the family Graphidaceae consisting of about 30 species. The genus was circumscribed by Antoine Laurent Apollinaire Fée in 1874.
Several features characterise the genus ''Platygramme'': th ...
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Platygramme pachyspora
''Platygramme'' is a genus of lichen-forming fungi in the family Graphidaceae consisting of about 30 species. The genus was circumscribed by Antoine Laurent Apollinaire Fée in 1874.
Several features characterise the genus ''Platygramme'': th ...
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Platygramme pachnodes
''Platygramme'' is a genus of lichen-forming fungi in the family Graphidaceae consisting of about 30 species. The genus was circumscription (taxonomy), circumscribed by Antoine Laurent Apollinaire Fée in 1874.
Several features characterise the ...
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Platygramme platyloma
''Platygramme'' is a genus of lichen-forming fungi in the family Graphidaceae consisting of about 30 species. The genus was circumscribed by Antoine Laurent Apollinaire Fée in 1874.
Several features characterise the genus ''Platygramme'': th ...
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Platygramme praestans
''Platygramme'' is a genus of lichen-forming fungi in the family Graphidaceae consisting of about 30 species. The genus was circumscribed by Antoine Laurent Apollinaire Fée in 1874.
Several features characterise the genus ''Platygramme'': th ...
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Platygramme pseudomontagnei
''Platygramme'' is a genus of lichen-forming fungi in the family Graphidaceae consisting of about 30 species. The genus was circumscribed by Antoine Laurent Apollinaire Fée in 1874.
Several features characterise the genus ''Platygramme'': th ...